From fd5ab927fde27cb9096522511dad19504e1ff366 Mon Sep 17 00:00:00 2001 From: Peter Reichart Date: Tue, 5 Mar 2024 20:03:05 +0000 Subject: [PATCH] first commit --- .../GxEPD2_display_selection_new_style.h | 298 +++ epaper_http_grafik/GxEPD2_github_raw_certs.h | 142 ++ epaper_http_grafik/GxEPD2_selection_check.h | 124 ++ epaper_http_grafik/GxEPD2_wiring_examples.h | 105 ++ epaper_http_grafik/epaper_http_grafik.ino | 1666 +++++++++++++++++ 5 files changed, 2335 insertions(+) create mode 100644 epaper_http_grafik/GxEPD2_display_selection_new_style.h create mode 100644 epaper_http_grafik/GxEPD2_github_raw_certs.h create mode 100644 epaper_http_grafik/GxEPD2_selection_check.h create mode 100644 epaper_http_grafik/GxEPD2_wiring_examples.h create mode 100644 epaper_http_grafik/epaper_http_grafik.ino diff --git a/epaper_http_grafik/GxEPD2_display_selection_new_style.h b/epaper_http_grafik/GxEPD2_display_selection_new_style.h new file mode 100644 index 0000000..e5c8154 --- /dev/null +++ b/epaper_http_grafik/GxEPD2_display_selection_new_style.h @@ -0,0 +1,298 @@ +// Display Library example for SPI e-paper panels from Dalian Good Display and boards from Waveshare. +// Requires HW SPI and Adafruit_GFX. Caution: the e-paper panels require 3.3V supply AND data lines! +// +// Display Library based on Demo Example from Good Display: https://www.good-display.com/companyfile/32/ +// +// Author: Jean-Marc Zingg +// +// Version: see library.properties +// +// Library: https://github.com/ZinggJM/GxEPD2 + +// Supporting Arduino Forum Topics (closed, read only): +// Good Display ePaper for Arduino: https://forum.arduino.cc/t/good-display-epaper-for-arduino/419657 +// Waveshare e-paper displays with SPI: https://forum.arduino.cc/t/waveshare-e-paper-displays-with-spi/467865 +// +// Add new topics in https://forum.arduino.cc/c/using-arduino/displays/23 for new questions and issues + +// NOTE: you may need to adapt or select for your wiring in the processor specific conditional compile sections below + +// select the display class (only one), matching the kind of display panel +#define GxEPD2_DISPLAY_CLASS GxEPD2_BW +//#define GxEPD2_DISPLAY_CLASS GxEPD2_3C +//#define GxEPD2_DISPLAY_CLASS GxEPD2_4C +//#define GxEPD2_DISPLAY_CLASS GxEPD2_7C + +// select the display driver class (only one) for your panel +//#define GxEPD2_DRIVER_CLASS GxEPD2_102 // GDEW0102T4 80x128, UC8175, (WFT0102CZA2) +//#define GxEPD2_DRIVER_CLASS GxEPD2_150_BN // DEPG0150BN 200x200, SSD1681, (FPC8101), TTGO T5 V2.4.1 +//#define GxEPD2_DRIVER_CLASS GxEPD2_154 // GDEP015OC1 200x200, IL3829, (WFC0000CZ07), no longer available +//#define GxEPD2_DRIVER_CLASS GxEPD2_154_D67 // GDEH0154D67 200x200, SSD1681, (HINK-E154A07-A1) +//#define GxEPD2_DRIVER_CLASS GxEPD2_154_T8 // GDEW0154T8 152x152, UC8151 (IL0373), (WFT0154CZ17) +//#define GxEPD2_DRIVER_CLASS GxEPD2_154_M09 // GDEW0154M09 200x200, JD79653A, (WFT0154CZB3) +//#define GxEPD2_DRIVER_CLASS GxEPD2_154_M10 // GDEW0154M10 152x152, UC8151D, (WFT0154CZ17) +//#define GxEPD2_DRIVER_CLASS GxEPD2_154_GDEY0154D67 // GDEY0154D67 200x200, SSD1681, (FPC-B001 20.05.21) +//#define GxEPD2_DRIVER_CLASS GxEPD2_213 // GDE0213B1 122x250, IL3895, (HINK-E0213-G01), phased out +//#define GxEPD2_DRIVER_CLASS GxEPD2_213_B72 // GDEH0213B72 122x250, SSD1675A (IL3897), (HINK-E0213A22-A0 SLH1852) +//#define GxEPD2_DRIVER_CLASS GxEPD2_213_B73 // GDEH0213B73 122x250, SSD1675B, (HINK-E0213A22-A0 SLH1914) +//#define GxEPD2_DRIVER_CLASS GxEPD2_213_B74 // GDEM0213B74 122x250, SSD1680, FPC-7528B) +//#define GxEPD2_DRIVER_CLASS GxEPD2_213_flex // GDEW0213I5F 104x212, UC8151 (IL0373), (WFT0213CZ16) +//#define GxEPD2_DRIVER_CLASS GxEPD2_213_M21 // GDEW0213M21 104x212, UC8151 (IL0373), (WFT0213CZ16) +//#define GxEPD2_DRIVER_CLASS GxEPD2_213_T5D // GDEW0213T5D 104x212, UC8151D, (WFT0213CZ16) +//#define GxEPD2_DRIVER_CLASS GxEPD2_213_BN // DEPG0213BN 122x250, SSD1680, (FPC-7528B), TTGO T5 V2.4.1, V2.3.1 +//#define GxEPD2_DRIVER_CLASS GxEPD2_213_GDEY0213B74 // GDEY0213B74 122x250, SSD1680, (FPC-A002 20.04.08) +//#define GxEPD2_DRIVER_CLASS GxEPD2_260 // GDEW026T0 152x296, UC8151 (IL0373), (WFT0154CZ17) +//#define GxEPD2_DRIVER_CLASS GxEPD2_260_M01 // GDEW026M01 152x296, UC8151 (IL0373), (WFT0260CZB2) +//#define GxEPD2_DRIVER_CLASS GxEPD2_266_BN // DEPG0266BN 152x296, SSD1680, (FPC7510), TTGO T5 V2.66, TTGO T5 V2.4.1 +//#define GxEPD2_DRIVER_CLASS GxEPD2_266_GDEY0266T90 // GDEY0266T90 152x296, SSD1680, (FPC-A003 HB) +//#define GxEPD2_DRIVER_CLASS GxEPD2_270 // GDEW027W3 176x264, EK79652 (IL91874), (WFI0190CZ22) +//#define GxEPD2_DRIVER_CLASS GxEPD2_270_GDEY027T91 // GDEY027T91 176x264, SSD1680, (FB) +//#define GxEPD2_DRIVER_CLASS GxEPD2_290 // GDEH029A1 128x296, SSD1608 (IL3820), (E029A01-FPC-A1 SYX1553) +//#define GxEPD2_DRIVER_CLASS GxEPD2_290_T5 // GDEW029T5 128x296, UC8151 (IL0373), (WFT0290CZ10) +//#define GxEPD2_DRIVER_CLASS GxEPD2_290_T5D // GDEW029T5D 128x296, UC8151D, (WFT0290CZ10) +//#define GxEPD2_DRIVER_CLASS GxEPD2_290_I6FD // GDEW029I6FD 128x296, UC8151D, (WFT0290CZ10) +//#define GxEPD2_DRIVER_CLASS GxEPD2_290_T94 // GDEM029T94 128x296, SSD1680, (FPC-7519 rev.b) +//#define GxEPD2_DRIVER_CLASS GxEPD2_290_T94_V2 // GDEM029T94 128x296, SSD1680, (FPC-7519 rev.b), Waveshare 2.9" V2 variant +//#define GxEPD2_DRIVER_CLASS GxEPD2_290_BS // DEPG0290BS 128x296, SSD1680, (FPC-7519 rev.b) +//#define GxEPD2_DRIVER_CLASS GxEPD2_290_M06 // GDEW029M06 128x296, UC8151D, (WFT0290CZ10) +//#define GxEPD2_DRIVER_CLASS GxEPD2_290_GDEY029T94 // GDEY029T94 128x296, SSD1680, (FPC-A005 20.06.15) +//#define GxEPD2_DRIVER_CLASS GxEPD2_310_GDEQ031T10 // GDEQ031T10 240x320, UC8253, (no inking, backside mark KEGMO 3100) +//#define GxEPD2_DRIVER_CLASS GxEPD2_371 // GDEW0371W7 240x416, UC8171 (IL0324), (missing) +//#define GxEPD2_DRIVER_CLASS GxEPD2_370_TC1 // ED037TC1 280x480, SSD1677, (ICA-FU-20 ichia 2029), Waveshare 3.7" +//#define GxEPD2_DRIVER_CLASS GxEPD2_420 // GDEW042T2 400x300, UC8176 (IL0398), (WFT042CZ15) +//#define GxEPD2_DRIVER_CLASS GxEPD2_420_M01 // GDEW042M01 400x300, UC8176 (IL0398), (WFT042CZ15) +//#define GxEPD2_DRIVER_CLASS GxEPD2_420_GDEY042T81 // GDEY042T81 400x300, SSD1683 (no inking) +//#define GxEPD2_DRIVER_CLASS GxEPD2_426_GDEQ0426T82 // GDEQ0426T82 480x800, SSD1677 (P426010-MF1-A) +//#define GxEPD2_DRIVER_CLASS GxEPD2_583 // GDEW0583T7 600x448, UC8159c (IL0371), (missing) +//#define GxEPD2_DRIVER_CLASS GxEPD2_583_T8 // GDEW0583T8 648x480, EK79655 (GD7965), (WFT0583CZ61) +//#define GxEPD2_DRIVER_CLASS GxEPD2_583_GDEQ0583T31 // GDEQ0583T31 648x480, UC8179, (P583010-MF1-B) +//#define GxEPD2_DRIVER_CLASS GxEPD2_750 // GDEW075T8 640x384, UC8159c (IL0371), (WF0583CZ09) +//#define GxEPD2_DRIVER_CLASS GxEPD2_750_T7 // GDEW075T7 800x480, EK79655 (GD7965), (WFT0583CZ61) +//#define GxEPD2_DRIVER_CLASS GxEPD2_750_GDEY075T7 // GDEY075T7 800x480, UC8179 (GD7965), (FPC-C001 20.08.20) +//#define GxEPD2_DRIVER_CLASS GxEPD2_1160_T91 // GDEH116T91 960x640, SSD1677, (none or hidden) +//#define GxEPD2_DRIVER_CLASS GxEPD2_1248 // GDEW1248T3 1304x984, UC8179, (WFT1248BZ23,WFT1248BZ24) +// 3-color e-papers +//#define GxEPD2_DRIVER_CLASS GxEPD2_154c // GDEW0154Z04 200x200, IL0376F, (WFT0000CZ04), no longer available +//#define GxEPD2_DRIVER_CLASS GxEPD2_154_Z90c // GDEH0154Z90 200x200, SSD1681, (HINK-E154A07-A1) +//#define GxEPD2_DRIVER_CLASS GxEPD2_213c // GDEW0213Z16 104x212, UC8151 (IL0373), (WFT0213CZ16) +//#define GxEPD2_DRIVER_CLASS GxEPD2_213_Z19c // GDEH0213Z19 104x212, UC8151D, (HINK-E0213A20-A2 2020-11-19) +//#define GxEPD2_DRIVER_CLASS GxEPD2_213_Z98c // GDEY0213Z98 122x250, SSD1680, (FPC-A002 20.04.08) +//#define GxEPD2_DRIVER_CLASS GxEPD2_266c // GDEY0266Z90 152x296, SSD1680, (FPC-7510) +//#define GxEPD2_DRIVER_CLASS GxEPD2_270c // GDEW027C44 176x264, IL91874, (WFI0190CZ22) +//#define GxEPD2_DRIVER_CLASS GxEPD2_290c // GDEW029Z10 128x296, UC8151 (IL0373), (WFT0290CZ10) +//#define GxEPD2_DRIVER_CLASS GxEPD2_290_Z13c // GDEH029Z13 128x296, UC8151D, (HINK-E029A10-A3 20160809) +//#define GxEPD2_DRIVER_CLASS GxEPD2_290_C90c // GDEM029C90 128x296, SSD1680, (FPC-7519 rev.b) +//#define GxEPD2_DRIVER_CLASS GxEPD2_420c // GDEW042Z15 400x300, UC8176 (IL0398), (WFT0420CZ15) +//#define GxEPD2_DRIVER_CLASS GxEPD2_420c_Z21 // GDEQ042Z21 400x300, UC8276, (hidden) +//#define GxEPD2_DRIVER_CLASS GxEPD2_583c // GDEW0583Z21 600x448, UC8159c (IL0371), (missing) +//#define GxEPD2_DRIVER_CLASS GxEPD2_583c_Z83 // GDEW0583Z83 648x480, EK79655 (GD7965), (WFT0583CZ61) +//#define GxEPD2_DRIVER_CLASS GxEPD2_750c // GDEW075Z09 640x384, UC8159c (IL0371), (WF0583CZ09) +//#define GxEPD2_DRIVER_CLASS GxEPD2_750c_Z08 // GDEW075Z08 800x480, EK79655 (GD7965), (WFT0583CZ61) +//#define GxEPD2_DRIVER_CLASS GxEPD2_750c_Z90 // GDEH075Z90 880x528, SSD1677, (HINK-E075A07-A0) +//#define GxEPD2_DRIVER_CLASS GxEPD2_1248c // GDEY1248Z51 1304x984, UC8179, (WFT1248BZ23,WFT1248BZ24) +// 4-color e-paper +//#define GxEPD2_DRIVER_CLASS GxEPD2_266c_GDEY0266F51H // GDEY0266F51H 184x360, JD79667 (FPC-H006 22.04.02) +//#define GxEPD2_DRIVER_CLASS GxEPD2_290c_GDEY029F51H // GDEY029F51H 168x384, JD79667 (FPC-H004 22.03.24) +//#define GxEPD2_DRIVER_CLASS GxEPD2_300c // Waveshare 3.00" 4-color +//#define GxEPD2_DRIVER_CLASS GxEPD2_420c_GDEY0420F51 // GDEY0420F51 400x300, HX8717 (no inking) +//#define GxEPD2_DRIVER_CLASS GxEPD2_437c // Waveshare 4.37" 4-color +// 7-color e-paper +//#define GxEPD2_DRIVER_CLASS GxEPD2_565c // Waveshare 5.65" 7-color +//#define GxEPD2_DRIVER_CLASS GxEPD2_730c_GDEY073D46 // GDEY073D46 800x480 7-color, (N-FPC-001 2021.11.26) +//#define GxEPD2_DRIVER_CLASS GxEPD2_730c_ACeP_730 // Waveshare 7.3" 7-color +// grey levels parallel IF e-papers on Waveshare e-Paper IT8951 Driver HAT +//#define GxEPD2_DRIVER_CLASS GxEPD2_it60 // ED060SCT 800x600 +//#define GxEPD2_DRIVER_CLASS GxEPD2_it60_1448x1072 // ED060KC1 1448x1072 +//#define GxEPD2_DRIVER_CLASS GxEPD2_it78_1872x1404 // ED078KC2 1872x1404 +//#define GxEPD2_DRIVER_CLASS GxEPD2_it103_1872x1404 // ES103TC1 1872x1404 + +// SS is usually used for CS. define here for easy change +#ifndef EPD_CS +#define EPD_CS SS +#endif + +#if defined(GxEPD2_DISPLAY_CLASS) && defined(GxEPD2_DRIVER_CLASS) + +// somehow there should be an easier way to do this +#define GxEPD2_BW_IS_GxEPD2_BW true +#define GxEPD2_3C_IS_GxEPD2_3C true +#define GxEPD2_4C_IS_GxEPD2_4C true +#define GxEPD2_7C_IS_GxEPD2_7C true +#define GxEPD2_1248_IS_GxEPD2_1248 true +#define GxEPD2_1248c_IS_GxEPD2_1248c true +#define IS_GxEPD(c, x) (c##x) +#define IS_GxEPD2_BW(x) IS_GxEPD(GxEPD2_BW_IS_, x) +#define IS_GxEPD2_3C(x) IS_GxEPD(GxEPD2_3C_IS_, x) +#define IS_GxEPD2_4C(x) IS_GxEPD(GxEPD2_4C_IS_, x) +#define IS_GxEPD2_7C(x) IS_GxEPD(GxEPD2_7C_IS_, x) +#define IS_GxEPD2_1248(x) IS_GxEPD(GxEPD2_1248_IS_, x) +#define IS_GxEPD2_1248c(x) IS_GxEPD(GxEPD2_1248c_IS_, x) + +#include "GxEPD2_selection_check.h" + +#if defined (ESP8266) +#define MAX_DISPLAY_BUFFER_SIZE (81920ul-34000ul-5000ul) // ~34000 base use, change 5000 to your application use +#if IS_GxEPD2_BW(GxEPD2_DISPLAY_CLASS) +#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8) ? EPD::HEIGHT : MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8)) +#elif IS_GxEPD2_3C(GxEPD2_DISPLAY_CLASS) || IS_GxEPD2_4C(GxEPD2_DISPLAY_CLASS) +#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8)) +#elif IS_GxEPD2_7C(GxEPD2_DISPLAY_CLASS) +#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2)) +#endif +// adapt the constructor parameters to your wiring +GxEPD2_DISPLAY_CLASS display(GxEPD2_DRIVER_CLASS(/*CS=D8*/ EPD_CS, /*DC=D3*/ 0, /*RST=D4*/ 2, /*BUSY=D2*/ 4)); +// mapping of Waveshare e-Paper ESP8266 Driver Board, new version +//GxEPD2_DISPLAY_CLASS display(GxEPD2_DRIVER_CLASS(/*CS=15*/ EPD_CS, /*DC=4*/ 4, /*RST=2*/ 2, /*BUSY=5*/ 5)); +// mapping of Waveshare e-Paper ESP8266 Driver Board, old version +//GxEPD2_DISPLAY_CLASS display(GxEPD2_DRIVER_CLASS(/*CS=15*/ EPD_CS, /*DC=4*/ 4, /*RST=5*/ 5, /*BUSY=16*/ 16)); +#undef MAX_DISPLAY_BUFFER_SIZE +#undef MAX_HEIGHT +#endif + +#if defined(ESP32) +#define MAX_DISPLAY_BUFFER_SIZE 65536ul // e.g. +#if IS_GxEPD2_BW(GxEPD2_DISPLAY_CLASS) +#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8) ? EPD::HEIGHT : MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8)) +#elif IS_GxEPD2_3C(GxEPD2_DISPLAY_CLASS) || IS_GxEPD2_4C(GxEPD2_DISPLAY_CLASS) +#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8)) +#elif IS_GxEPD2_7C(GxEPD2_DISPLAY_CLASS) +#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2)) +#endif +// adapt the constructor parameters to your wiring +#if !IS_GxEPD2_1248(GxEPD2_DRIVER_CLASS) && !IS_GxEPD2_1248c(GxEPD2_DRIVER_CLASS) +#if defined(ARDUINO_LOLIN_D32_PRO) +GxEPD2_DISPLAY_CLASS display(GxEPD2_DRIVER_CLASS(/*CS=5*/ EPD_CS, /*DC=*/ 0, /*RST=*/ 2, /*BUSY=*/ 15)); // my LOLIN_D32_PRO proto board +#elif defined(ARDUINO_LOLIN_S2_MINI) +GxEPD2_DISPLAY_CLASS display(GxEPD2_DRIVER_CLASS(/*CS*/ 33, /*DC=*/ 35, /*RST=*/ 37, /*BUSY=*/ 39)); // my LOLIN ESP32 S2 mini connection +#else +GxEPD2_DISPLAY_CLASS display(GxEPD2_DRIVER_CLASS(/*CS=5*/ EPD_CS, /*DC=*/ 17, /*RST=*/ 16, /*BUSY=*/ 4)); // my suggested wiring and proto board +//GxEPD2_DISPLAY_CLASS display(GxEPD2_DRIVER_CLASS(/*CS=5*/ 5, /*DC=*/ 17, /*RST=*/ 16, /*BUSY=*/ 4)); // LILYGO_T5_V2.4.1 +//GxEPD2_DISPLAY_CLASS display(GxEPD2_DRIVER_CLASS(/*CS=5*/ EPD_CS, /*DC=*/ 19, /*RST=*/ 4, /*BUSY=*/ 34)); // LILYGO® TTGO T5 2.66 +//GxEPD2_DISPLAY_CLASS display(GxEPD2_DRIVER_CLASS(/*CS=5*/ EPD_CS, /*DC=*/ 2, /*RST=*/ 0, /*BUSY=*/ 4)); // e.g. TTGO T8 ESP32-WROVER +//GxEPD2_DISPLAY_CLASS display(GxEPD2_DRIVER_CLASS(/*CS=*/ 15, /*DC=*/ 27, /*RST=*/ 26, /*BUSY=*/ 25)); // Waveshare ESP32 Driver Board +#endif +#else // GxEPD2_1248 or GxEPD2_1248c +// Waveshare 12.48 b/w or b/w/r SPI display board and frame or Good Display 12.48 b/w panel GDEW1248T3 or b/w/r panel GDEY1248Z51 +// general constructor for use with all parameters, e.g. for Waveshare ESP32 driver board mounted on connection board +GxEPD2_DISPLAY_CLASS < GxEPD2_DRIVER_CLASS, MAX_HEIGHT(GxEPD2_DRIVER_CLASS) > display(GxEPD2_DRIVER_CLASS(/*sck=*/ 13, /*miso=*/ 12, /*mosi=*/ 14, + /*cs_m1=*/ 23, /*cs_s1=*/ 22, /*cs_m2=*/ 16, /*cs_s2=*/ 19, + /*dc1=*/ 25, /*dc2=*/ 17, /*rst1=*/ 33, /*rst2=*/ 5, + /*busy_m1=*/ 32, /*busy_s1=*/ 26, /*busy_m2=*/ 18, /*busy_s2=*/ 4)); +#endif +#undef MAX_DISPLAY_BUFFER_SIZE +#undef MAX_HEIGHT +#endif + +// can't use package "STMF1 Boards (STM32Duino.com)" (Roger Clark) anymore with Adafruit_GFX, use "STM32 Boards (selected from submenu)" (STMicroelectronics) +#if defined(ARDUINO_ARCH_STM32) +#define MAX_DISPLAY_BUFFER_SIZE 15000ul // ~15k is a good compromise +#if IS_GxEPD2_BW(GxEPD2_DISPLAY_CLASS) +#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8) ? EPD::HEIGHT : MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8)) +#elif IS_GxEPD2_3C(GxEPD2_DISPLAY_CLASS) || IS_GxEPD2_4C(GxEPD2_DISPLAY_CLASS) +#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8)) +#elif IS_GxEPD2_7C(GxEPD2_DISPLAY_CLASS) +#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2)) +#endif +// adapt the constructor parameters to your wiring +GxEPD2_DISPLAY_CLASS display(GxEPD2_DRIVER_CLASS(/*CS=PA4*/ EPD_CS, /*DC=*/ PA3, /*RST=*/ PA2, /*BUSY=*/ PA1)); +#undef MAX_DISPLAY_BUFFER_SIZE +#undef MAX_HEIGHT +#endif + +#if defined(__AVR) +#if defined (ARDUINO_AVR_MEGA2560) // Note: SS is on 53 on MEGA +#define MAX_DISPLAY_BUFFER_SIZE 5000 // e.g. full height for 200x200 +#else // Note: SS is on 10 on UNO, NANO +#define MAX_DISPLAY_BUFFER_SIZE 800 // +#endif +#if IS_GxEPD2_BW(GxEPD2_DISPLAY_CLASS) +#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8) ? EPD::HEIGHT : MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8)) +#elif IS_GxEPD2_3C(GxEPD2_DISPLAY_CLASS) || IS_GxEPD2_4C(GxEPD2_DISPLAY_CLASS) +#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8)) +#elif IS_GxEPD2_7C(GxEPD2_DISPLAY_CLASS) +#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2)) +#endif +// adapt the constructor parameters to your wiring +GxEPD2_DISPLAY_CLASS display(GxEPD2_DRIVER_CLASS(/*CS=*/ EPD_CS, /*DC=*/ 8, /*RST=*/ 9, /*BUSY=*/ 7)); +// for Arduino Micro or Arduino Leonardo with CS on 10 on my proto boards (SS would be 17) uncomment instead: +//GxEPD2_DISPLAY_CLASS display(GxEPD2_DRIVER_CLASS(/*CS=*/ 10, /*DC=*/ 8, /*RST=*/ 9, /*BUSY=*/ 7)); +#endif + +#if defined(ARDUINO_UNOR4_MINIMA) || defined(ARDUINO_UNOR4_WIFI) +#define MAX_DISPLAY_BUFFER_SIZE 16384ul // e.g. half of available RAM +#if IS_GxEPD2_BW(GxEPD2_DISPLAY_CLASS) +#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8) ? EPD::HEIGHT : MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8)) +#elif IS_GxEPD2_3C(GxEPD2_DISPLAY_CLASS) || IS_GxEPD2_4C(GxEPD2_DISPLAY_CLASS) +#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8)) +#elif IS_GxEPD2_7C(GxEPD2_DISPLAY_CLASS) +#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2)) +#endif +// adapt the constructor parameters to your wiring +GxEPD2_DISPLAY_CLASS display(GxEPD2_DRIVER_CLASS(/*CS=*/ EPD_CS, /*DC=*/ 8, /*RST=*/ 9, /*BUSY=*/ 7)); +#endif + +#if defined(ARDUINO_ARCH_SAM) +#define MAX_DISPLAY_BUFFER_SIZE 32768ul // e.g., up to 96k +#if IS_GxEPD2_BW(GxEPD2_DISPLAY_CLASS) +#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8) ? EPD::HEIGHT : MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8)) +#elif IS_GxEPD2_3C(GxEPD2_DISPLAY_CLASS) || IS_GxEPD2_4C(GxEPD2_DISPLAY_CLASS) +#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8)) +#elif IS_GxEPD2_7C(GxEPD2_DISPLAY_CLASS) +#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2)) +#endif +// adapt the constructor parameters to your wiring +GxEPD2_DISPLAY_CLASS display(GxEPD2_DRIVER_CLASS(/*CS=10*/ EPD_CS, /*DC=*/ 8, /*RST=*/ 9, /*BUSY=*/ 7)); +#undef MAX_DISPLAY_BUFFER_SIZE +#undef MAX_HEIGHT +#endif + +#if defined(ARDUINO_ARCH_SAMD) +#define MAX_DISPLAY_BUFFER_SIZE 15000ul // ~15k is a good compromise +#if IS_GxEPD2_BW(GxEPD2_DISPLAY_CLASS) +#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8) ? EPD::HEIGHT : MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8)) +#elif IS_GxEPD2_3C(GxEPD2_DISPLAY_CLASS) || IS_GxEPD2_4C(GxEPD2_DISPLAY_CLASS) +#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8)) +#elif IS_GxEPD2_7C(GxEPD2_DISPLAY_CLASS) +#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2)) +#endif +// adapt the constructor parameters to your wiring +GxEPD2_DISPLAY_CLASS display(GxEPD2_DRIVER_CLASS(/*CS=4*/ 4, /*DC=*/ 7, /*RST=*/ 6, /*BUSY=*/ 5)); +//GxEPD2_DISPLAY_CLASS display(GxEPD2_DRIVER_CLASS(/*CS=4*/ 4, /*DC=*/ 3, /*RST=*/ 2, /*BUSY=*/ 1)); // my Seed XIOA0 +//GxEPD2_DISPLAY_CLASS display(GxEPD2_DRIVER_CLASS(/*CS=4*/ 3, /*DC=*/ 2, /*RST=*/ 1, /*BUSY=*/ 0)); // my other Seed XIOA0 +#undef MAX_DISPLAY_BUFFER_SIZE +#undef MAX_HEIGHT +#endif + +#if defined(ARDUINO_ARCH_RP2040) +#define MAX_DISPLAY_BUFFER_SIZE 131072ul // e.g. half of available ram +#if IS_GxEPD2_BW(GxEPD2_DISPLAY_CLASS) +#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8) ? EPD::HEIGHT : MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8)) +#elif IS_GxEPD2_3C(GxEPD2_DISPLAY_CLASS) || IS_GxEPD2_4C(GxEPD2_DISPLAY_CLASS) +#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8)) +#elif IS_GxEPD2_7C(GxEPD2_DISPLAY_CLASS) +#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2)) +#endif +#if defined(ARDUINO_NANO_RP2040_CONNECT) +// adapt the constructor parameters to your wiring +GxEPD2_DISPLAY_CLASS display(GxEPD2_DRIVER_CLASS(/*CS=*/ EPD_CS, /*DC=*/ 8, /*RST=*/ 9, /*BUSY=*/ 7)); +#endif +#if defined(ARDUINO_RASPBERRY_PI_PICO) +// adapt the constructor parameters to your wiring +//GxEPD2_DISPLAY_CLASS display(GxEPD2_DRIVER_CLASS(/*CS=*/ 5, /*DC=*/ 8, /*RST=*/ 9, /*BUSY=*/ 7)); // my proto board +// mapping of GoodDisplay DESPI-PICO. NOTE: uses alternate HW SPI pins! +GxEPD2_DISPLAY_CLASS display(GxEPD2_DRIVER_CLASS(/*CS=*/ 3, /*DC=*/ 2, /*RST=*/ 1, /*BUSY=*/ 0)); // DESPI-PICO +//GxEPD2_DISPLAY_CLASS display(GxEPD2_DRIVER_CLASS(/*CS=*/ 3, /*DC=*/ 2, /*RST=*/ 11, /*BUSY=*/ 10)); // DESPI-PICO modified +//GxEPD2_DISPLAY_CLASS display(GxEPD2_DRIVER_CLASS(/*CS=*/ 9, /*DC=*/ 8, /*RST=*/ 12, /*BUSY=*/ 13)); // Waveshare Pico-ePaper-2.9 +#endif +#if defined(ARDUINO_RASPBERRY_PI_PICO_W) +GxEPD2_DISPLAY_CLASS display(GxEPD2_DRIVER_CLASS(/*CS=*/ 9, /*DC=*/ 8, /*RST=*/ 12, /*BUSY=*/ 13)); // Waveshare Pico-ePaper-2.9 +#endif +#if defined(ARDUINO_ADAFRUIT_FEATHER_RP2040_THINKINK) +// Adafruit Feather RP2040 ThinkInk used with package https://github.com/earlephilhower/arduino-pico +GxEPD2_DISPLAY_CLASS display(GxEPD2_DRIVER_CLASS(/*CS=*/ PIN_EPD_CS, /*DC=*/ PIN_EPD_DC, /*RST=*/ PIN_EPD_RESET, /*BUSY=*/ PIN_EPD_BUSY)); +#endif +#undef MAX_DISPLAY_BUFFER_SIZE +#undef MAX_HEIGHT +#endif + +#endif diff --git a/epaper_http_grafik/GxEPD2_github_raw_certs.h b/epaper_http_grafik/GxEPD2_github_raw_certs.h new file mode 100644 index 0000000..2657719 --- /dev/null +++ b/epaper_http_grafik/GxEPD2_github_raw_certs.h @@ -0,0 +1,142 @@ +// http://cacerts.digicert.com/DigiCertTLSRSASHA2562020CA1-1.crt +// CN: DigiCert TLS RSA SHA256 2020 CA1 => name: DigiCert_TLS_RSA_SHA256_2020_CA1 +// not valid before: 2021-04-14 00:00:00 +// not valid after: 2031-04-13 23:59:59 +const char cert_DigiCert_TLS_RSA_SHA256_2020_CA1 [] PROGMEM = R"CERT( +-----BEGIN CERTIFICATE----- +MIIEvjCCA6agAwIBAgIQBtjZBNVYQ0b2ii+nVCJ+xDANBgkqhkiG9w0BAQsFADBh +MQswCQYDVQQGEwJVUzEVMBMGA1UEChMMRGlnaUNlcnQgSW5jMRkwFwYDVQQLExB3 +d3cuZGlnaWNlcnQuY29tMSAwHgYDVQQDExdEaWdpQ2VydCBHbG9iYWwgUm9vdCBD +QTAeFw0yMTA0MTQwMDAwMDBaFw0zMTA0MTMyMzU5NTlaME8xCzAJBgNVBAYTAlVT +MRUwEwYDVQQKEwxEaWdpQ2VydCBJbmMxKTAnBgNVBAMTIERpZ2lDZXJ0IFRMUyBS +U0EgU0hBMjU2IDIwMjAgQ0ExMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKC +AQEAwUuzZUdwvN1PWNvsnO3DZuUfMRNUrUpmRh8sCuxkB+Uu3Ny5CiDt3+PE0J6a +qXodgojlEVbbHp9YwlHnLDQNLtKS4VbL8Xlfs7uHyiUDe5pSQWYQYE9XE0nw6Ddn +g9/n00tnTCJRpt8OmRDtV1F0JuJ9x8piLhMbfyOIJVNvwTRYAIuE//i+p1hJInuW +raKImxW8oHzf6VGo1bDtN+I2tIJLYrVJmuzHZ9bjPvXj1hJeRPG/cUJ9WIQDgLGB +Afr5yjK7tI4nhyfFK3TUqNaX3sNk+crOU6JWvHgXjkkDKa77SU+kFbnO8lwZV21r +eacroicgE7XQPUDTITAHk+qZ9QIDAQABo4IBgjCCAX4wEgYDVR0TAQH/BAgwBgEB +/wIBADAdBgNVHQ4EFgQUt2ui6qiqhIx56rTaD5iyxZV2ufQwHwYDVR0jBBgwFoAU +A95QNVbRTLtm8KPiGxvDl7I90VUwDgYDVR0PAQH/BAQDAgGGMB0GA1UdJQQWMBQG +CCsGAQUFBwMBBggrBgEFBQcDAjB2BggrBgEFBQcBAQRqMGgwJAYIKwYBBQUHMAGG +GGh0dHA6Ly9vY3NwLmRpZ2ljZXJ0LmNvbTBABggrBgEFBQcwAoY0aHR0cDovL2Nh +Y2VydHMuZGlnaWNlcnQuY29tL0RpZ2lDZXJ0R2xvYmFsUm9vdENBLmNydDBCBgNV +HR8EOzA5MDegNaAzhjFodHRwOi8vY3JsMy5kaWdpY2VydC5jb20vRGlnaUNlcnRH +bG9iYWxSb290Q0EuY3JsMD0GA1UdIAQ2MDQwCwYJYIZIAYb9bAIBMAcGBWeBDAEB +MAgGBmeBDAECATAIBgZngQwBAgIwCAYGZ4EMAQIDMA0GCSqGSIb3DQEBCwUAA4IB +AQCAMs5eC91uWg0Kr+HWhMvAjvqFcO3aXbMM9yt1QP6FCvrzMXi3cEsaiVi6gL3z +ax3pfs8LulicWdSQ0/1s/dCYbbdxglvPbQtaCdB73sRD2Cqk3p5BJl+7j5nL3a7h +qG+fh/50tx8bIKuxT8b1Z11dmzzp/2n3YWzW2fP9NsarA4h20ksudYbj/NhVfSbC +EXffPgK2fPOre3qGNm+499iTcc+G33Mw+nur7SpZyEKEOxEXGlLzyQ4UfaJbcme6 +ce1XR2bFuAJKZTRei9AqPCCcUZlM51Ke92sRKw2Sfh3oius2FkOH6ipjv3U/697E +A7sKPPcw7+uvTPyLNhBzPvOk +-----END CERTIFICATE----- + )CERT"; + +// how to find the certificate was not easy. finally I found it using Mozilla Firefox. +// opened one of the bitmaps, e.g. https://raw.githubusercontent.com/ZinggJM/GxEPD2/master/extras/bitmaps/logo200x200.bmp +// clicked the lock symbol, Connection secure clicked >, show connection details, clicked More Information, clicked View Certificate, clicked Download PEM (chain), +// Opened the .pem file and copied the pems into R"CERT(...)CERT"; strings. +// for https://raw.githubusercontent.com all three pems work on ESP8266 and ESP32, if time is set from ntp. +// but using a root certificate is preferred, as its validity may be longer. + +// https://raw.githubusercontent.com +// issued by DigiCert Inc : DigiCert TLS RSA SHA256 2020 CA1 +// not valid before: Fri, 18 Mar 2022 00:00:00 GMT +// not valid after: Tue, 21 Mar 2023 23:59:59 GMT +const char github_io_chain_pem_first [] PROGMEM = R"CERT( +-----BEGIN CERTIFICATE----- +MIIHEzCCBfugAwIBAgIQC44ztdGGen6l0VAu1+MWiTANBgkqhkiG9w0BAQsFADBP +MQswCQYDVQQGEwJVUzEVMBMGA1UEChMMRGlnaUNlcnQgSW5jMSkwJwYDVQQDEyBE +aWdpQ2VydCBUTFMgUlNBIFNIQTI1NiAyMDIwIENBMTAeFw0yMjAzMTgwMDAwMDBa +Fw0yMzAzMjEyMzU5NTlaMGcxCzAJBgNVBAYTAlVTMRMwEQYDVQQIEwpDYWxpZm9y +bmlhMRYwFAYDVQQHEw1TYW4gRnJhbmNpc2NvMRUwEwYDVQQKEwxHaXRIdWIsIElu +Yy4xFDASBgNVBAMMCyouZ2l0aHViLmlvMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8A +MIIBCgKCAQEAxgDppBtMFl4zNvBbWAdr21IwcskxdMU/SkxYK/ZAXFrRIPcoZR15 +5DCrzTevHMUNLhCJqL8mMFidKOz4cZjhPn5sxjUCe/sPNvaiXm8cGUwzFlAYK1MY +dM+wepJKcT/qK8RegSIEbk/6qU5Bmh558RSCGuIJj3E85C0fRVdA+zXHP5GkuuB4 +VEXYzM2oz5KmgXIdBYFydjyK9LNO5nc/Z2Bc7JppCripRHfht3OR1Bf4JFYBuEJE +vE4E1FGxwhZzqA/F6ZTRNb+qhQgRfY3HNdbhv5/HRRQZY4H5V6F9MsO0RAHrz30A +QtB10paU9KOvxZqA/CEJTAdiYDQKAADitwIDAQABo4ID0TCCA80wHwYDVR0jBBgw +FoAUt2ui6qiqhIx56rTaD5iyxZV2ufQwHQYDVR0OBBYEFNPlHIi+YXl95r64oS2D +0v2+1mFkMHsGA1UdEQR0MHKCCyouZ2l0aHViLmlvggpnaXRodWIuY29tggwqLmdp +dGh1Yi5jb22CDnd3dy5naXRodWIuY29tgglnaXRodWIuaW+CFWdpdGh1YnVzZXJj +b250ZW50LmNvbYIXKi5naXRodWJ1c2VyY29udGVudC5jb20wDgYDVR0PAQH/BAQD +AgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjCBjwYDVR0fBIGHMIGE +MECgPqA8hjpodHRwOi8vY3JsMy5kaWdpY2VydC5jb20vRGlnaUNlcnRUTFNSU0FT +SEEyNTYyMDIwQ0ExLTQuY3JsMECgPqA8hjpodHRwOi8vY3JsNC5kaWdpY2VydC5j +b20vRGlnaUNlcnRUTFNSU0FTSEEyNTYyMDIwQ0ExLTQuY3JsMD4GA1UdIAQ3MDUw +MwYGZ4EMAQICMCkwJwYIKwYBBQUHAgEWG2h0dHA6Ly93d3cuZGlnaWNlcnQuY29t +L0NQUzB/BggrBgEFBQcBAQRzMHEwJAYIKwYBBQUHMAGGGGh0dHA6Ly9vY3NwLmRp +Z2ljZXJ0LmNvbTBJBggrBgEFBQcwAoY9aHR0cDovL2NhY2VydHMuZGlnaWNlcnQu +Y29tL0RpZ2lDZXJ0VExTUlNBU0hBMjU2MjAyMENBMS0xLmNydDAJBgNVHRMEAjAA +MIIBfwYKKwYBBAHWeQIEAgSCAW8EggFrAWkAdgDoPtDaPvUGNTLnVyi8iWvJA9PL +0RFr7Otp4Xd9bQa9bgAAAX+dgO+dAAAEAwBHMEUCIQDOV8Qe7mebG+hhf+MfzEEF +2i0lNIO83vUTxkMREz/eMwIgKp3ZLFVMP2hz+1DAYPhmKvdWT3kTKWeeZxSHUEtm +f88AdgA1zxkbv7FsV78PrUxtQsu7ticgJlHqP+Eq76gDwzvWTAAAAX+dgO/rAAAE +AwBHMEUCIDAKos+w1Y1esfHWzcjREKA0m/fEoyMxA8Cj5EZETZziAiEAkxIcc6ZB +3d7pHTI2w1yuRp1s6uciDTU/ICZ5yEvuFtwAdwC3Pvsk35xNunXyOcW6WPRsXfxC +z3qfNcSeHQmBJe20mQAAAX+dgO/PAAAEAwBIMEYCIQDDYK04bMarexB4cqaAhnUF +FItaejcjp7CeW+YtF70CzAIhAK5Fy7ARpPdjNoaSWuG1NzNZbj6DPfwdsFOZnoBq +4GLhMA0GCSqGSIb3DQEBCwUAA4IBAQBokieSf5eLa7o62sPf9ihHuvIPoligvH1r +gxFf6+kgsz+EwtF80Tb0ZR2DC7O2HSi0JGiihPgKO/3bXHZUc9cc4NkL7J842yFI +rRwPHABMq2nLq7LCuGdJn+2tG76DAOXCtHMQ6XfuAq1FoPbtxXdWzynOJdDelPC6 +Qv3v3sMH6gJML1vW3OmeSUIncu686uDTs6E95BIuZ8eOjBjxZ7GfQv54RQU6oiMf +bYVRSYaNfnS0VkPlwcR9Ubhx9wEuG4GuDus7OWItwFqm2c3peKQQK8+2CDMUHDUC +QafDHvXcWeRdqQouCQC1tDlRAzPLKTcLD6EVltnPR5HQITRvHVgm +-----END CERTIFICATE----- +)CERT"; +const char github_io_chain_pem_second [] PROGMEM = R"CERT( +-----BEGIN CERTIFICATE----- +MIIEvjCCA6agAwIBAgIQBtjZBNVYQ0b2ii+nVCJ+xDANBgkqhkiG9w0BAQsFADBh +MQswCQYDVQQGEwJVUzEVMBMGA1UEChMMRGlnaUNlcnQgSW5jMRkwFwYDVQQLExB3 +d3cuZGlnaWNlcnQuY29tMSAwHgYDVQQDExdEaWdpQ2VydCBHbG9iYWwgUm9vdCBD +QTAeFw0yMTA0MTQwMDAwMDBaFw0zMTA0MTMyMzU5NTlaME8xCzAJBgNVBAYTAlVT +MRUwEwYDVQQKEwxEaWdpQ2VydCBJbmMxKTAnBgNVBAMTIERpZ2lDZXJ0IFRMUyBS +U0EgU0hBMjU2IDIwMjAgQ0ExMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKC +AQEAwUuzZUdwvN1PWNvsnO3DZuUfMRNUrUpmRh8sCuxkB+Uu3Ny5CiDt3+PE0J6a +qXodgojlEVbbHp9YwlHnLDQNLtKS4VbL8Xlfs7uHyiUDe5pSQWYQYE9XE0nw6Ddn +g9/n00tnTCJRpt8OmRDtV1F0JuJ9x8piLhMbfyOIJVNvwTRYAIuE//i+p1hJInuW +raKImxW8oHzf6VGo1bDtN+I2tIJLYrVJmuzHZ9bjPvXj1hJeRPG/cUJ9WIQDgLGB +Afr5yjK7tI4nhyfFK3TUqNaX3sNk+crOU6JWvHgXjkkDKa77SU+kFbnO8lwZV21r +eacroicgE7XQPUDTITAHk+qZ9QIDAQABo4IBgjCCAX4wEgYDVR0TAQH/BAgwBgEB +/wIBADAdBgNVHQ4EFgQUt2ui6qiqhIx56rTaD5iyxZV2ufQwHwYDVR0jBBgwFoAU +A95QNVbRTLtm8KPiGxvDl7I90VUwDgYDVR0PAQH/BAQDAgGGMB0GA1UdJQQWMBQG +CCsGAQUFBwMBBggrBgEFBQcDAjB2BggrBgEFBQcBAQRqMGgwJAYIKwYBBQUHMAGG +GGh0dHA6Ly9vY3NwLmRpZ2ljZXJ0LmNvbTBABggrBgEFBQcwAoY0aHR0cDovL2Nh +Y2VydHMuZGlnaWNlcnQuY29tL0RpZ2lDZXJ0R2xvYmFsUm9vdENBLmNydDBCBgNV +HR8EOzA5MDegNaAzhjFodHRwOi8vY3JsMy5kaWdpY2VydC5jb20vRGlnaUNlcnRH +bG9iYWxSb290Q0EuY3JsMD0GA1UdIAQ2MDQwCwYJYIZIAYb9bAIBMAcGBWeBDAEB +MAgGBmeBDAECATAIBgZngQwBAgIwCAYGZ4EMAQIDMA0GCSqGSIb3DQEBCwUAA4IB +AQCAMs5eC91uWg0Kr+HWhMvAjvqFcO3aXbMM9yt1QP6FCvrzMXi3cEsaiVi6gL3z +ax3pfs8LulicWdSQ0/1s/dCYbbdxglvPbQtaCdB73sRD2Cqk3p5BJl+7j5nL3a7h +qG+fh/50tx8bIKuxT8b1Z11dmzzp/2n3YWzW2fP9NsarA4h20ksudYbj/NhVfSbC +EXffPgK2fPOre3qGNm+499iTcc+G33Mw+nur7SpZyEKEOxEXGlLzyQ4UfaJbcme6 +ce1XR2bFuAJKZTRei9AqPCCcUZlM51Ke92sRKw2Sfh3oius2FkOH6ipjv3U/697E +A7sKPPcw7+uvTPyLNhBzPvOk +-----END CERTIFICATE----- +)CERT"; +const char github_io_chain_pem_third [] PROGMEM = R"CERT( +-----BEGIN CERTIFICATE----- +MIIDrzCCApegAwIBAgIQCDvgVpBCRrGhdWrJWZHHSjANBgkqhkiG9w0BAQUFADBh +MQswCQYDVQQGEwJVUzEVMBMGA1UEChMMRGlnaUNlcnQgSW5jMRkwFwYDVQQLExB3 +d3cuZGlnaWNlcnQuY29tMSAwHgYDVQQDExdEaWdpQ2VydCBHbG9iYWwgUm9vdCBD +QTAeFw0wNjExMTAwMDAwMDBaFw0zMTExMTAwMDAwMDBaMGExCzAJBgNVBAYTAlVT +MRUwEwYDVQQKEwxEaWdpQ2VydCBJbmMxGTAXBgNVBAsTEHd3dy5kaWdpY2VydC5j +b20xIDAeBgNVBAMTF0RpZ2lDZXJ0IEdsb2JhbCBSb290IENBMIIBIjANBgkqhkiG +9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4jvhEXLeqKTTo1eqUKKPC3eQyaKl7hLOllsB +CSDMAZOnTjC3U/dDxGkAV53ijSLdhwZAAIEJzs4bg7/fzTtxRuLWZscFs3YnFo97 +nh6Vfe63SKMI2tavegw5BmV/Sl0fvBf4q77uKNd0f3p4mVmFaG5cIzJLv07A6Fpt +43C/dxC//AH2hdmoRBBYMql1GNXRor5H4idq9Joz+EkIYIvUX7Q6hL+hqkpMfT7P +T19sdl6gSzeRntwi5m3OFBqOasv+zbMUZBfHWymeMr/y7vrTC0LUq7dBMtoM1O/4 +gdW7jVg/tRvoSSiicNoxBN33shbyTApOB6jtSj1etX+jkMOvJwIDAQABo2MwYTAO +BgNVHQ8BAf8EBAMCAYYwDwYDVR0TAQH/BAUwAwEB/zAdBgNVHQ4EFgQUA95QNVbR +TLtm8KPiGxvDl7I90VUwHwYDVR0jBBgwFoAUA95QNVbRTLtm8KPiGxvDl7I90VUw +DQYJKoZIhvcNAQEFBQADggEBAMucN6pIExIK+t1EnE9SsPTfrgT1eXkIoyQY/Esr +hMAtudXH/vTBH1jLuG2cenTnmCmrEbXjcKChzUyImZOMkXDiqw8cvpOp/2PV5Adg +06O/nVsJ8dWO41P0jmP6P6fbtGbfYmbW0W5BjfIttep3Sp+dWOIrWcBAI+0tKIJF +PnlUkiaY4IBIqDfv8NZ5YBberOgOzW6sRBc4L0na4UU+Krk2U886UAb3LujEV0ls +YSEY1QSteDwsOoBrp+uvFRTp2InBuThs4pFsiv9kuXclVzDAGySj4dzp30d8tbQk +CAUw7C29C79Fv1C5qfPrmAESrciIxpg0X40KPMbp1ZWVbd4= +-----END CERTIFICATE----- +)CERT"; diff --git a/epaper_http_grafik/GxEPD2_selection_check.h b/epaper_http_grafik/GxEPD2_selection_check.h new file mode 100644 index 0000000..28f966c --- /dev/null +++ b/epaper_http_grafik/GxEPD2_selection_check.h @@ -0,0 +1,124 @@ +// Display Library example for SPI e-paper panels from Dalian Good Display and boards from Waveshare. +// Requires HW SPI and Adafruit_GFX. Caution: the e-paper panels require 3.3V supply AND data lines! +// +// Display Library based on Demo Example from Good Display: https://www.good-display.com/companyfile/32/ +// +// Author: Jean-Marc Zingg +// +// Version: see library.properties +// +// Library: https://github.com/ZinggJM/GxEPD2 + +// Supporting Arduino Forum Topics (closed, read only): +// Good Display ePaper for Arduino: https://forum.arduino.cc/t/good-display-epaper-for-arduino/419657 +// Waveshare e-paper displays with SPI: https://forum.arduino.cc/t/waveshare-e-paper-displays-with-spi/467865 +// +// Add new topics in https://forum.arduino.cc/c/using-arduino/displays/23 for new questions and issues + +#define GxEPD2_102_IS_BW true +#define GxEPD2_150_BN_IS_BW true +#define GxEPD2_154_IS_BW true +#define GxEPD2_154_D67_IS_BW true +#define GxEPD2_154_T8_IS_BW true +#define GxEPD2_154_M09_IS_BW true +#define GxEPD2_154_M10_IS_BW true +#define GxEPD2_154_GDEY0154D67_IS_BW true +#define GxEPD2_213_IS_BW true +#define GxEPD2_213_B72_IS_BW true +#define GxEPD2_213_B73_IS_BW true +#define GxEPD2_213_B74_IS_BW true +#define GxEPD2_213_flex_IS_BW true +#define GxEPD2_213_M21_IS_BW true +#define GxEPD2_213_T5D_IS_BW true +#define GxEPD2_213_BN_IS_BW true +#define GxEPD2_213_GDEY0213B74_IS_BW true +#define GxEPD2_260_IS_BW true +#define GxEPD2_260_M01_IS_BW true +#define GxEPD2_266_BN_IS_BW true +#define GxEPD2_266_GDEY0266T90_IS_BW true +#define GxEPD2_270_IS_BW true +#define GxEPD2_270_GDEY027T91_IS_BW true +#define GxEPD2_290_IS_BW true +#define GxEPD2_290_T5_IS_BW true +#define GxEPD2_290_T5D_IS_BW true +#define GxEPD2_290_I6FD_IS_BW true +#define GxEPD2_290_T94_IS_BW true +#define GxEPD2_290_T94_V2_IS_BW true +#define GxEPD2_290_BS_IS_BW true +#define GxEPD2_290_M06_IS_BW true +#define GxEPD2_290_GDEY029T94_IS_BW true +#define GxEPD2_310_GDEQ031T10_IS_BW true +#define GxEPD2_371_IS_BW true +#define GxEPD2_370_TC1_IS_BW true +#define GxEPD2_420_IS_BW true +#define GxEPD2_420_M01_IS_BW true +#define GxEPD2_420_GDEY042T81_IS_BW true +#define GxEPD2_426_GDEQ0426T82_IS_BW true +#define GxEPD2_583_IS_BW true +#define GxEPD2_583_T8_IS_BW true +#define GxEPD2_583_GDEQ0583T31_IS_BW true +#define GxEPD2_750_IS_BW true +#define GxEPD2_750_T7_IS_BW true +#define GxEPD2_750_GDEY075T7_IS_BW true +#define GxEPD2_1160_T91_IS_BW true +#define GxEPD2_1248_IS_BW true +#define GxEPD2_it60_IS_BW true +#define GxEPD2_it60_1448x1072_IS_BW true +#define GxEPD2_it78_1872x1404_IS_BW true +#define GxEPD2_it103_1872x1404_IS_BW true +// 3-color e-papers +#define GxEPD2_154c_IS_3C true +#define GxEPD2_154_Z90c_IS_3C true +#define GxEPD2_213c_IS_3C true +#define GxEPD2_213_Z19c_IS_3C true +#define GxEPD2_213_Z98c_IS_3C true +#define GxEPD2_266c_IS_3C true +#define GxEPD2_270c_IS_3C true +#define GxEPD2_290c_IS_3C true +#define GxEPD2_290_Z13c_IS_3C true +#define GxEPD2_290_C90c_IS_3C true +#define GxEPD2_420c_IS_3C true +#define GxEPD2_420c_Z21_IS_3C true +#define GxEPD2_583c_IS_3C true +#define GxEPD2_583c_Z83_IS_3C true +#define GxEPD2_750c_IS_3C true +#define GxEPD2_750c_Z08_IS_3C true +#define GxEPD2_750c_Z90_IS_3C true +#define GxEPD2_1248c_IS_3C true +// 4-color e-paper +#define GxEPD2_266c_GDEY0266F51H_IS_4C true +#define GxEPD2_290c_GDEY029F51H_IS_4C true +#define GxEPD2_300c_IS_4C true +#define GxEPD2_420c_GDEY0420F51_IS_4C true +#define GxEPD2_437c_IS_4C true +// 7-color e-paper +#define GxEPD2_565c_IS_7C true +#define GxEPD2_730c_GDEY073D46_IS_7C true +#define GxEPD2_730c_ACeP_730_IS_7C true + +#if defined(GxEPD2_DISPLAY_CLASS) && defined(GxEPD2_DRIVER_CLASS) +#define IS_GxEPD2_DRIVER(c, x) (c##x) +#define IS_GxEPD2_DRIVER_BW(x) IS_GxEPD2_DRIVER(x, _IS_BW) +#define IS_GxEPD2_DRIVER_3C(x) IS_GxEPD2_DRIVER(x, _IS_3C) +#define IS_GxEPD2_DRIVER_4C(x) IS_GxEPD2_DRIVER(x, _IS_4C) +#define IS_GxEPD2_DRIVER_7C(x) IS_GxEPD2_DRIVER(x, _IS_7C) +#if IS_GxEPD2_BW(GxEPD2_DISPLAY_CLASS) && IS_GxEPD2_DRIVER_3C(GxEPD2_DRIVER_CLASS) +#error "GxEPD2_BW used with 3-color driver class" +#endif +#if IS_GxEPD2_3C(GxEPD2_DISPLAY_CLASS) && IS_GxEPD2_DRIVER_BW(GxEPD2_DRIVER_CLASS) +#error "GxEPD2_3C used with b/w driver class" +#endif +#if IS_GxEPD2_4C(GxEPD2_DISPLAY_CLASS) && IS_GxEPD2_DRIVER_BW(GxEPD2_DRIVER_CLASS) +#error "GxEPD2_4C used with b/w driver class" +#endif +#if IS_GxEPD2_4C(GxEPD2_DISPLAY_CLASS) && IS_GxEPD2_DRIVER_3C(GxEPD2_DRIVER_CLASS) +#error "GxEPD2_4C used with 3-color driver class" +#endif +#if IS_GxEPD2_7C(GxEPD2_DISPLAY_CLASS) && !IS_GxEPD2_DRIVER_7C(GxEPD2_DRIVER_CLASS) +#error "GxEPD2_7C used with less colors driver class" +#endif +#if !IS_GxEPD2_DRIVER_BW(GxEPD2_DRIVER_CLASS) && !IS_GxEPD2_DRIVER_3C(GxEPD2_DRIVER_CLASS) && !IS_GxEPD2_DRIVER_4C(GxEPD2_DRIVER_CLASS) && !IS_GxEPD2_DRIVER_7C(GxEPD2_DRIVER_CLASS) +#error "neither BW nor 3C nor 4C nor 7C kind defined for driver class (error in GxEPD2_selection_check.h)" +#endif + +#endif diff --git a/epaper_http_grafik/GxEPD2_wiring_examples.h b/epaper_http_grafik/GxEPD2_wiring_examples.h new file mode 100644 index 0000000..ef5dc8e --- /dev/null +++ b/epaper_http_grafik/GxEPD2_wiring_examples.h @@ -0,0 +1,105 @@ +// Display Library example for SPI e-paper panels from Dalian Good Display and boards from Waveshare. +// Requires HW SPI and Adafruit_GFX. Caution: the e-paper panels require 3.3V supply AND data lines! +// +// Display Library based on Demo Example from Good Display: https://www.good-display.com/companyfile/32/ +// +// Author: Jean-Marc Zingg +// +// Version: see library.properties +// +// Library: https://github.com/ZinggJM/GxEPD2 + +// Supporting Arduino Forum Topics (closed, read only): +// Good Display ePaper for Arduino: https://forum.arduino.cc/t/good-display-epaper-for-arduino/419657 +// Waveshare e-paper displays with SPI: https://forum.arduino.cc/t/waveshare-e-paper-displays-with-spi/467865 +// +// Add new topics in https://forum.arduino.cc/c/using-arduino/displays/23 for new questions and issues + +// connection suggestions concerning Waveshare e-paper HAT Rev 2.3: +// DON'T FORGET to connect the PWR pin to VCC, to enable power to the board. +// RST is no longer used to disable power to the board, as with earlier revisions. +// Note, for 3.3V processors, no level converters are needed. Use DESPI-C02 instead. Uses less power. +// See https://www.buyepaper.com/products/development-kit-connection-adapter-board-for-eaper-display-demo-kit + +// mapping suggestion from Waveshare SPI e-Paper to Wemos D1 mini +// BUSY -> D2, RST -> D4, DC -> D3, CS -> D8, CLK -> D5, DIN -> D7, GND -> GND, 3.3V -> 3.3V +// NOTE: connect 3.3k pull-down from D8 to GND if your board or shield has level converters +// NOTE for ESP8266: using SS (GPIO15) for CS may cause boot mode problems, use different pin in case, or 3.3k pull-down +// NOTE: connect 1k pull-up from D4 (RST) to 3.3V if your board or shield has the "clever" reset circuit, or use a different pin + +// mapping suggestion from Waveshare SPI e-Paper to generic ESP8266 +// BUSY -> GPIO4, RST -> GPIO2, DC -> GPIO0, CS -> GPIO15, CLK -> GPIO14, DIN -> GPIO13, GND -> GND, 3.3V -> 3.3V +// NOTE: connect 3.3k pull-down from GPIO15 to GND if your board or shield has level converters +// NOTE for ESP8266: using SS (GPIO15) for CS may cause boot mode problems, use different pin in case, or 3.3k pull-down +// NOTE: connect 1k pull-up from GPIO2 (RST) to 3.3V if your board or shield has the "clever" reset circuit, or use a different pin + +// mapping of Waveshare e-Paper ESP8266 Driver Board, new version +// BUSY -> GPIO5, RST -> GPIO2, DC -> GPIO4, CS -> GPIO15, CLK -> GPIO14, DIN -> GPIO13, GND -> GND, 3.3V -> 3.3V +// NOTE for ESP8266: using SS (GPIO15) for CS may cause boot mode problems, add a 3.3k pull-down in case +// the e-Paper ESP8266 Driver Board should have no boot mode issue, as it doesn't use level converters + +// mapping of Waveshare e-Paper ESP8266 Driver Board, old version +// BUSY -> GPIO16, RST -> GPIO5, DC -> GPIO4, CS -> GPIO15, CLK -> GPIO14, DIN -> GPIO13, GND -> GND, 3.3V -> 3.3V +// NOTE for ESP8266: using SS (GPIO15) for CS may cause boot mode problems, add a 3.3k pull-down in case +// the e-Paper ESP8266 Driver Board should have no boot mode issue, as it doesn't use level converters + +// mapping suggestion for ESP32, e.g. LOLIN32, see .../variants/.../pins_arduino.h for your board +// NOTE: there are variants with different pins for SPI ! CHECK SPI PINS OF YOUR BOARD +// BUSY -> 4, RST -> 16, DC -> 17, CS -> SS(5), CLK -> SCK(18), DIN -> MOSI(23), GND -> GND, 3.3V -> 3.3V + +// mapping of Waveshare ESP32 Driver Board +// BUSY -> 25, RST -> 26, DC -> 27, CS-> 15, CLK -> 13, DIN -> 14 +// NOTE: this board uses "unusual" SPI pins and requires re-mapping of HW SPI to these pins in SPIClass +// see example GxEPD2_WS_ESP32_Driver.ino, it shows how this can be done easily + +// mapping suggestion for ESP32, e.g. LOLIN32 D32 PRO +// BUSY -> 15, RST -> 2, DC -> 0, CS -> 5, CLK -> SCK(18), DIN -> MOSI(23), GND -> GND, 3.3V -> 3.3V +// note: use explicit value for CS, as SS is re-defined to TF_CS(4) in pins_arduino.h for Board: "LOLIN D32 PRO" + +// mapping suggestion for ESP32, e.g. TTGO T8 ESP32-WROVER +// BUSY -> 4, RST -> 0, DC -> 2, CS -> SS(5), CLK -> SCK(18), DIN -> MOSI(23), GND -> GND, 3.3V -> 3.3V +// for use with Board: "ESP32 Dev Module": + +// mapping suggestion for ESP32S2, e.g. LOLIN ESP32 S2 mini, direct connection of DESPI-C02 +// BUSY -> 39, RST -> 37, DC -> 35, CS -> 33, CLK -> 18, DIN -> 16, GND -> GND, 3.3V -> 3.3V +// for use with Board: "LOLIN S2 MINI": + +// new mapping suggestion for STM32F1, e.g. STM32F103C8T6 "BluePill" +// BUSY -> A1, RST -> A2, DC -> A3, CS-> A4, CLK -> A5, DIN -> A7 + +// mapping suggestion for AVR, UNO, NANO etc. +// BUSY -> 7, RST -> 9, DC -> 8, CS-> 10, CLK -> 13, DIN -> 11 + +// mapping suggestion for AVR, Arduino Micro, Leonardo +// note: on Leonardo board HW SPI pins are on 6-pin ICSP header +// BUSY -> 7, RST -> 9, DC -> 8, CS-> 10, CLK -> 15, DIN -> 16 + +// mapping of Waveshare Universal e-Paper Raw Panel Driver Shield for Arduino / NUCLEO +// BUSY -> 7, RST -> 8, DC -> 9, CS-> 10, CLK -> 13, DIN -> 11 + +// mapping suggestion for Arduino MEGA +// BUSY -> 7, RST -> 9, DC -> 8, CS-> 53, CLK -> 52, DIN -> 51 + +// mapping suggestion for Arduino DUE, note: pin 77 is on board pin 10, SS is 10 +// BUSY -> 7, RST -> 9, DC -> 8, CS-> 10, CLK -> 76, DIN -> 75 +// SPI pins are on 6 pin 2x3 SPI header, no SS on SPI header! + +// mapping suggestion for Arduino MKR1000 or MKRZERO +// note: can't use SS on MKR1000: is defined as 24, should be 4 +// BUSY -> 5, RST -> 6, DC -> 7, CS-> 4, CLK -> 9, DIN -> 8 + +// mapping suggestion for Arduino Nano RP2040 Connect (Arduino MBED OS Nano Boards) +// BUSY -> 7, RST -> 9, DC -> 8, CS-> 10, CLK -> 13, DIN -> 11 + +// mapping suggestion for Raspberry Pi Pico RP2040 (Arduino MBED OS RP2040 Boards) +// BUSY -> 7, RST -> 9, DC -> 8, CS-> 5, CLK -> 18, DIN -> 19 + +// mapping of my proto board for Raspberry Pi Pico RP2040 (previous default SPI pins) +// BUSY -> 7, RST -> 9, DC -> 8, CS-> 5, CLK -> 2, DIN -> 3 + +// mapping of my new proto board like Waveshare Pico-ePaper-2.9 +// needs 10k pull-up on RST when used with Arduino MBED OS RP2040 Boards +// BUSY -> 13, RST -> 12, DC -> 8, CS-> 9, CLK -> 10, DIN -> 11 + +// mapping of Waveshare Pico-ePaper-2.9 +// BUSY -> 13, RST -> 12, DC -> 8, CS-> 9, CLK -> 10, DIN -> 11 diff --git a/epaper_http_grafik/epaper_http_grafik.ino b/epaper_http_grafik/epaper_http_grafik.ino new file mode 100644 index 0000000..0e269d2 --- /dev/null +++ b/epaper_http_grafik/epaper_http_grafik.ino @@ -0,0 +1,1666 @@ +// base class GxEPD2_GFX can be used to pass references or pointers to the display instance as parameter, uses ~1.2k more code +// enable or disable GxEPD2_GFX base class +#define ENABLE_GxEPD2_GFX 0 + +// uncomment next line to use class GFX of library GFX_Root instead of Adafruit_GFX +//#include +// Note: if you use this with ENABLE_GxEPD2_GFX 1: +// uncomment it in GxEPD2_GFX.h too, or add #include before any #include + +#include +#include +#include + +// NOTE: you may need to adapt or select for your wiring in the processor specific conditional compile sections below + +// select the display class (only one), matching the kind of display panel +#define GxEPD2_DISPLAY_CLASS GxEPD2_BW +//#define GxEPD2_DISPLAY_CLASS GxEPD2_3C +//#define GxEPD2_DISPLAY_CLASS GxEPD2_4C +//#define GxEPD2_DISPLAY_CLASS GxEPD2_7C + +// select the display driver class (only one) for your panel +//#define GxEPD2_DRIVER_CLASS GxEPD2_102 // GDEW0102T4 80x128, UC8175, (WFT0102CZA2) +//#define GxEPD2_DRIVER_CLASS GxEPD2_150_BN // DEPG0150BN 200x200, SSD1681, (FPC8101), TTGO T5 V2.4.1 +//#define GxEPD2_DRIVER_CLASS GxEPD2_154 // GDEP015OC1 200x200, IL3829, (WFC0000CZ07), no longer available +//#define GxEPD2_DRIVER_CLASS GxEPD2_154_D67 // GDEH0154D67 200x200, SSD1681, (HINK-E154A07-A1) +//#define GxEPD2_DRIVER_CLASS GxEPD2_154_T8 // GDEW0154T8 152x152, UC8151 (IL0373), (WFT0154CZ17) +//#define GxEPD2_DRIVER_CLASS GxEPD2_154_M09 // GDEW0154M09 200x200, JD79653A, (WFT0154CZB3) +//#define GxEPD2_DRIVER_CLASS GxEPD2_154_M10 // GDEW0154M10 152x152, UC8151D, (WFT0154CZ17) +//#define GxEPD2_DRIVER_CLASS GxEPD2_154_GDEY0154D67 // GDEY0154D67 200x200, SSD1681, (FPC-B001 20.05.21) +//#define GxEPD2_DRIVER_CLASS GxEPD2_213 // GDE0213B1 122x250, IL3895, (HINK-E0213-G01), phased out +//#define GxEPD2_DRIVER_CLASS GxEPD2_213_B72 // GDEH0213B72 122x250, SSD1675A (IL3897), (HINK-E0213A22-A0 SLH1852) +//#define GxEPD2_DRIVER_CLASS GxEPD2_213_B73 // GDEH0213B73 122x250, SSD1675B, (HINK-E0213A22-A0 SLH1914) +//#define GxEPD2_DRIVER_CLASS GxEPD2_213_B74 // GDEM0213B74 122x250, SSD1680, FPC-7528B) +//#define GxEPD2_DRIVER_CLASS GxEPD2_213_flex // GDEW0213I5F 104x212, UC8151 (IL0373), (WFT0213CZ16) +//#define GxEPD2_DRIVER_CLASS GxEPD2_213_M21 // GDEW0213M21 104x212, UC8151 (IL0373), (WFT0213CZ16) +//#define GxEPD2_DRIVER_CLASS GxEPD2_213_T5D // GDEW0213T5D 104x212, UC8151D, (WFT0213CZ16) +#define GxEPD2_DRIVER_CLASS GxEPD2_213_BN // DEPG0213BN 122x250, SSD1680, (FPC-7528B), TTGO T5 V2.4.1, V2.3.1 +//#define GxEPD2_DRIVER_CLASS GxEPD2_213_GDEY0213B74 // GDEY0213B74 122x250, SSD1680, (FPC-A002 20.04.08) +//#define GxEPD2_DRIVER_CLASS GxEPD2_260 // GDEW026T0 152x296, UC8151 (IL0373), (WFT0154CZ17) +//#define GxEPD2_DRIVER_CLASS GxEPD2_260_M01 // GDEW026M01 152x296, UC8151 (IL0373), (WFT0260CZB2) +//#define GxEPD2_DRIVER_CLASS GxEPD2_266_BN // DEPG0266BN 152x296, SSD1680, (FPC7510), TTGO T5 V2.66, TTGO T5 V2.4.1 +//#define GxEPD2_DRIVER_CLASS GxEPD2_266_GDEY0266T90 // GDEY0266T90 152x296, SSD1680, (FPC-A003 HB) +//#define GxEPD2_DRIVER_CLASS GxEPD2_270 // GDEW027W3 176x264, EK79652 (IL91874), (WFI0190CZ22) +//#define GxEPD2_DRIVER_CLASS GxEPD2_270_GDEY027T91 // GDEY027T91 176x264, SSD1680, (FB) +//#define GxEPD2_DRIVER_CLASS GxEPD2_290 // GDEH029A1 128x296, SSD1608 (IL3820), (E029A01-FPC-A1 SYX1553) +//#define GxEPD2_DRIVER_CLASS GxEPD2_290_T5 // GDEW029T5 128x296, UC8151 (IL0373), (WFT0290CZ10) +//#define GxEPD2_DRIVER_CLASS GxEPD2_290_T5D // GDEW029T5D 128x296, UC8151D, (WFT0290CZ10) +//#define GxEPD2_DRIVER_CLASS GxEPD2_290_I6FD // GDEW029I6FD 128x296, UC8151D, (WFT0290CZ10) +//#define GxEPD2_DRIVER_CLASS GxEPD2_290_T94 // GDEM029T94 128x296, SSD1680, (FPC-7519 rev.b) +//#define GxEPD2_DRIVER_CLASS GxEPD2_290_T94_V2 // GDEM029T94 128x296, SSD1680, (FPC-7519 rev.b), Waveshare 2.9" V2 variant +//#define GxEPD2_DRIVER_CLASS GxEPD2_290_BS // DEPG0290BS 128x296, SSD1680, (FPC-7519 rev.b) +//#define GxEPD2_DRIVER_CLASS GxEPD2_290_M06 // GDEW029M06 128x296, UC8151D, (WFT0290CZ10) +//#define GxEPD2_DRIVER_CLASS GxEPD2_290_GDEY029T94 // GDEY029T94 128x296, SSD1680, (FPC-A005 20.06.15) +//#define GxEPD2_DRIVER_CLASS GxEPD2_310_GDEQ031T10 // GDEQ031T10 240x320, UC8253, (no inking, backside mark KEGMO 3100) +//#define GxEPD2_DRIVER_CLASS GxEPD2_371 // GDEW0371W7 240x416, UC8171 (IL0324), (missing) +//#define GxEPD2_DRIVER_CLASS GxEPD2_370_TC1 // ED037TC1 280x480, SSD1677, (ICA-FU-20 ichia 2029), Waveshare 3.7" +//#define GxEPD2_DRIVER_CLASS GxEPD2_420 // GDEW042T2 400x300, UC8176 (IL0398), (WFT042CZ15) +//#define GxEPD2_DRIVER_CLASS GxEPD2_420_M01 // GDEW042M01 400x300, UC8176 (IL0398), (WFT042CZ15) +//#define GxEPD2_DRIVER_CLASS GxEPD2_420_GDEY042T81 // GDEY042T81 400x300, SSD1683 (no inking) +//#define GxEPD2_DRIVER_CLASS GxEPD2_426_GDEQ0426T82 // GDEQ0426T82 480x800, SSD1677 (P426010-MF1-A) +//#define GxEPD2_DRIVER_CLASS GxEPD2_583 // GDEW0583T7 600x448, UC8159c (IL0371), (missing) +//#define GxEPD2_DRIVER_CLASS GxEPD2_583_T8 // GDEW0583T8 648x480, EK79655 (GD7965), (WFT0583CZ61) +//#define GxEPD2_DRIVER_CLASS GxEPD2_583_GDEQ0583T31 // GDEQ0583T31 648x480, UC8179, (P583010-MF1-B) +//#define GxEPD2_DRIVER_CLASS GxEPD2_750 // GDEW075T8 640x384, UC8159c (IL0371), (WF0583CZ09) +//#define GxEPD2_DRIVER_CLASS GxEPD2_750_T7 // GDEW075T7 800x480, EK79655 (GD7965), (WFT0583CZ61) +//#define GxEPD2_DRIVER_CLASS GxEPD2_750_YT7 // GDEY075T7 800x480, UC8179 (GD7965), (FPC-C001 20.8.20) +//#define GxEPD2_DRIVER_CLASS GxEPD2_1160_T91 // GDEH116T91 960x640, SSD1677, (none or hidden) +//#define GxEPD2_DRIVER_CLASS GxEPD2_1248 // GDEW1248T3 1304x984, UC8179, (WFT1248BZ23,WFT1248BZ24) +// 3-color e-papers +//#define GxEPD2_DRIVER_CLASS GxEPD2_154c // GDEW0154Z04 200x200, IL0376F, (WFT0000CZ04), no longer available +//#define GxEPD2_DRIVER_CLASS GxEPD2_154_Z90c // GDEH0154Z90 200x200, SSD1681, (HINK-E154A07-A1) +//#define GxEPD2_DRIVER_CLASS GxEPD2_213c // GDEW0213Z16 104x212, UC8151 (IL0373), (WFT0213CZ16) +//#define GxEPD2_DRIVER_CLASS GxEPD2_213_Z19c // GDEH0213Z19 104x212, UC8151D, (HINK-E0213A20-A2 2020-11-19) +//#define GxEPD2_DRIVER_CLASS GxEPD2_213_Z98c // GDEY0213Z98 122x250, SSD1680, (FPC-A002 20.04.08) +//#define GxEPD2_DRIVER_CLASS GxEPD2_266c // GDEY0266Z90 152x296, SSD1680, (FPC-7510) +//#define GxEPD2_DRIVER_CLASS GxEPD2_270c // GDEW027C44 176x264, IL91874, (WFI0190CZ22) +//#define GxEPD2_DRIVER_CLASS GxEPD2_290c // GDEW029Z10 128x296, UC8151 (IL0373), (WFT0290CZ10) +//#define GxEPD2_DRIVER_CLASS GxEPD2_290_Z13c // GDEH029Z13 128x296, UC8151D, (HINK-E029A10-A3 20160809) +//#define GxEPD2_DRIVER_CLASS GxEPD2_290_C90c // GDEM029C90 128x296, SSD1680, (FPC-7519 rev.b) +//#define GxEPD2_DRIVER_CLASS GxEPD2_420c // GDEW042Z15 400x300, UC8176 (IL0398), (WFT0420CZ15) +//#define GxEPD2_DRIVER_CLASS GxEPD2_420c_Z21 // GDEQ042Z21 400x300, UC8276, (hidden) +//#define GxEPD2_DRIVER_CLASS GxEPD2_583c // GDEW0583Z21 600x448, UC8159c (IL0371), (missing) +//#define GxEPD2_DRIVER_CLASS GxEPD2_583c_Z83 // GDEW0583Z83 648x480, EK79655 (GD7965), (WFT0583CZ61) +//#define GxEPD2_DRIVER_CLASS GxEPD2_750c // GDEW075Z09 640x384, UC8159c (IL0371), (WF0583CZ09) +//#define GxEPD2_DRIVER_CLASS GxEPD2_750c_Z08 // GDEW075Z08 800x480, EK79655 (GD7965), (WFT0583CZ61) +//#define GxEPD2_DRIVER_CLASS GxEPD2_750c_Z90 // GDEH075Z90 880x528, SSD1677, (HINK-E075A07-A0) +//#define GxEPD2_DRIVER_CLASS GxEPD2_1248c // GDEY1248Z51 1304x984, UC8179, (WFT1248BZ23,WFT1248BZ24) +// 4-color e-paper +//#define GxEPD2_DRIVER_CLASS GxEPD2_266c_GDEY0266F51H // GDEY0266F51H 184x360, JD79667 (FPC-H006 22.04.02) +//#define GxEPD2_DRIVER_CLASS GxEPD2_290c_GDEY029F51H // GDEY029F51H 168x384, JD79667 (FPC-H004 22.03.24) +//#define GxEPD2_DRIVER_CLASS GxEPD2_300c // Waveshare 3.00" 4-color +//#define GxEPD2_DRIVER_CLASS GxEPD2_420c_GDEY0420F51 // GDEY0420F51 400x300, HX8717 (no inking) +//#define GxEPD2_DRIVER_CLASS GxEPD2_437c // Waveshare 4.37" 4-color +// 7-color e-paper +//#define GxEPD2_DRIVER_CLASS GxEPD2_565c // Waveshare 5.65" 7-color +//#define GxEPD2_DRIVER_CLASS GxEPD2_730c_GDEY073D46 // GDEY073D46 800x480 7-color, (N-FPC-001 2021.11.26) +// grey levels parallel IF e-papers on Waveshare e-Paper IT8951 Driver HAT +//#define GxEPD2_DRIVER_CLASS GxEPD2_it60 // ED060SCT 800x600 +//#define GxEPD2_DRIVER_CLASS GxEPD2_it60_1448x1072 // ED060KC1 1448x1072 +//#define GxEPD2_DRIVER_CLASS GxEPD2_it78_1872x1404 // ED078KC2 1872x1404 +//#define GxEPD2_DRIVER_CLASS GxEPD2_it103_1872x1404 // ES103TC1 1872x1404 + +// SS is usually used for CS. define here for easy change +#ifndef EPD_CS +#define EPD_CS SS +#endif + +// somehow there should be an easier way to do this +#define GxEPD2_BW_IS_GxEPD2_BW true +#define GxEPD2_3C_IS_GxEPD2_3C true +#define GxEPD2_4C_IS_GxEPD2_4C true +#define GxEPD2_7C_IS_GxEPD2_7C true +#define GxEPD2_1248_IS_GxEPD2_1248 true +#define GxEPD2_1248c_IS_GxEPD2_1248c true +#define IS_GxEPD(c, x) (c##x) +#define IS_GxEPD2_BW(x) IS_GxEPD(GxEPD2_BW_IS_, x) +#define IS_GxEPD2_3C(x) IS_GxEPD(GxEPD2_3C_IS_, x) +#define IS_GxEPD2_4C(x) IS_GxEPD(GxEPD2_4C_IS_, x) +#define IS_GxEPD2_7C(x) IS_GxEPD(GxEPD2_7C_IS_, x) +#define IS_GxEPD2_1248(x) IS_GxEPD(GxEPD2_1248_IS_, x) +#define IS_GxEPD2_1248c(x) IS_GxEPD(GxEPD2_1248c_IS_, x) + +#if defined (ESP8266) +#define MAX_DISPLAY_BUFFER_SIZE (81920ul-34000ul-36000ul) // ~34000 base use, WiFiClientSecure seems to need about 36k more to work (with certificates) +#if IS_GxEPD2_BW(GxEPD2_DISPLAY_CLASS) +#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8) ? EPD::HEIGHT : MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8)) +#elif IS_GxEPD2_3C(GxEPD2_DISPLAY_CLASS) || IS_GxEPD2_4C(GxEPD2_DISPLAY_CLASS) +#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8)) +#elif IS_GxEPD2_7C(GxEPD2_DISPLAY_CLASS) +#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2)) +#endif +// adapt the constructor parameters to your wiring +GxEPD2_DISPLAY_CLASS display(GxEPD2_DRIVER_CLASS(/*CS=D8*/ EPD_CS, /*DC=D3*/ 0, /*RST=D4*/ 2, /*BUSY=D2*/ 4)); +// mapping of Waveshare e-Paper ESP8266 Driver Board, new version +//GxEPD2_DISPLAY_CLASS display(GxEPD2_DRIVER_CLASS(/*CS=15*/ EPD_CS, /*DC=4*/ 4, /*RST=2*/ 2, /*BUSY=5*/ 5)); +// mapping of Waveshare e-Paper ESP8266 Driver Board, old version +//GxEPD2_DISPLAY_CLASS display(GxEPD2_DRIVER_CLASS(/*CS=15*/ EPD_CS, /*DC=4*/ 4, /*RST=5*/ 5, /*BUSY=16*/ 16)); +#undef MAX_DISPLAY_BUFFER_SIZE +#undef MAX_HEIGHT +#endif + +#if defined(ESP32) +#define MAX_DISPLAY_BUFFER_SIZE 65536ul // e.g. +#if IS_GxEPD2_BW(GxEPD2_DISPLAY_CLASS) +#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8) ? EPD::HEIGHT : MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8)) +#elif IS_GxEPD2_3C(GxEPD2_DISPLAY_CLASS) || IS_GxEPD2_4C(GxEPD2_DISPLAY_CLASS) +#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8)) +#elif IS_GxEPD2_7C(GxEPD2_DISPLAY_CLASS) +#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2)) +#endif +// adapt the constructor parameters to your wiring +#if !IS_GxEPD2_1248(GxEPD2_DRIVER_CLASS) && !IS_GxEPD2_1248c(GxEPD2_DRIVER_CLASS) +#if defined(ARDUINO_LOLIN_D32_PRO) +GxEPD2_DISPLAY_CLASS display(GxEPD2_DRIVER_CLASS(/*CS=5*/ EPD_CS, /*DC=*/ 0, /*RST=*/ 2, /*BUSY=*/ 15)); // my LOLIN_D32_PRO proto board +#else +//GxEPD2_DISPLAY_CLASS display(GxEPD2_DRIVER_CLASS(/*CS=5*/ EPD_CS, /*DC=*/ 17, /*RST=*/ 16, /*BUSY=*/ 4)); // my suggested wiring and proto board +GxEPD2_DISPLAY_CLASS display(GxEPD2_DRIVER_CLASS(/*CS=5*/ 5, /*DC=*/ 17, /*RST=*/ 16, /*BUSY=*/ 4)); // LILYGO_T5_V2.4.1 +//GxEPD2_DISPLAY_CLASS display(GxEPD2_DRIVER_CLASS(/*CS=5*/ EPD_CS, /*DC=*/ 19, /*RST=*/ 4, /*BUSY=*/ 34)); // LILYGO® TTGO T5 2.66 +//GxEPD2_DISPLAY_CLASS display(GxEPD2_DRIVER_CLASS(/*CS=5*/ EPD_CS, /*DC=*/ 2, /*RST=*/ 0, /*BUSY=*/ 4)); // e.g. TTGO T8 ESP32-WROVER +//GxEPD2_DISPLAY_CLASS display(GxEPD2_DRIVER_CLASS(/*CS=*/ 15, /*DC=*/ 27, /*RST=*/ 26, /*BUSY=*/ 25)); // Waveshare ESP32 Driver Board +#endif +#else // GxEPD2_1248 or GxEPD2_1248c +// Waveshare 12.48 b/w or b/w/r SPI display board and frame or Good Display 12.48 b/w panel GDEW1248T3 or b/w/r panel GDEY1248Z51 +// general constructor for use with all parameters, e.g. for Waveshare ESP32 driver board mounted on connection board +GxEPD2_DISPLAY_CLASS < GxEPD2_DRIVER_CLASS, MAX_HEIGHT(GxEPD2_DRIVER_CLASS) > display(GxEPD2_DRIVER_CLASS(/*sck=*/ 13, /*miso=*/ 12, /*mosi=*/ 14, + /*cs_m1=*/ 23, /*cs_s1=*/ 22, /*cs_m2=*/ 16, /*cs_s2=*/ 19, + /*dc1=*/ 25, /*dc2=*/ 17, /*rst1=*/ 33, /*rst2=*/ 5, + /*busy_m1=*/ 32, /*busy_s1=*/ 26, /*busy_m2=*/ 18, /*busy_s2=*/ 4)); +#endif +#undef MAX_DISPLAY_BUFFER_SIZE +#undef MAX_HEIGHT +#endif + +#if defined(ARDUINO_UNOR4_WIFI) +#define MAX_DISPLAY_BUFFER_SIZE 16384ul // e.g. half of available RAM +#if IS_GxEPD2_BW(GxEPD2_DISPLAY_CLASS) +#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8) ? EPD::HEIGHT : MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8)) +#elif IS_GxEPD2_3C(GxEPD2_DISPLAY_CLASS) || IS_GxEPD2_4C(GxEPD2_DISPLAY_CLASS) +#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8)) +#elif IS_GxEPD2_7C(GxEPD2_DISPLAY_CLASS) +#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2)) +#endif +// adapt the constructor parameters to your wiring +GxEPD2_DISPLAY_CLASS display(GxEPD2_DRIVER_CLASS(/*CS=*/ EPD_CS, /*DC=*/ 8, /*RST=*/ 9, /*BUSY=*/ 7)); +#endif + +#if defined(ARDUINO_ARCH_RP2040) +#define MAX_DISPLAY_BUFFER_SIZE 131072ul // e.g. half of available ram +#if IS_GxEPD2_BW(GxEPD2_DISPLAY_CLASS) +#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8) ? EPD::HEIGHT : MAX_DISPLAY_BUFFER_SIZE / (EPD::WIDTH / 8)) +#elif IS_GxEPD2_3C(GxEPD2_DISPLAY_CLASS) || IS_GxEPD2_4C(GxEPD2_DISPLAY_CLASS) +#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE / 2) / (EPD::WIDTH / 8)) +#elif IS_GxEPD2_7C(GxEPD2_DISPLAY_CLASS) +#define MAX_HEIGHT(EPD) (EPD::HEIGHT <= (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2) ? EPD::HEIGHT : (MAX_DISPLAY_BUFFER_SIZE) / (EPD::WIDTH / 2)) +#endif +#if defined(ARDUINO_NANO_RP2040_CONNECT) +// adapt the constructor parameters to your wiring +GxEPD2_DISPLAY_CLASS display(GxEPD2_DRIVER_CLASS(/*CS=*/ EPD_CS, /*DC=*/ 8, /*RST=*/ 9, /*BUSY=*/ 7)); +#endif +#if defined(ARDUINO_RASPBERRY_PI_PICO_W) +GxEPD2_DISPLAY_CLASS display(GxEPD2_DRIVER_CLASS(/*CS=*/ 9, /*DC=*/ 8, /*RST=*/ 12, /*BUSY=*/ 13)); // Waveshare Pico-ePaper-2.9 +#endif +#undef MAX_DISPLAY_BUFFER_SIZE +#undef MAX_HEIGHT +#endif + +#if defined (ESP8266) +#include +#endif + +#include +#include + +const char* ssid = "RePe2"; +const char* password = "wundergealsing"; +const int httpPort = 80; +const int httpsPort = 443; + +// note: the certificates have been moved to a separate header file, as R"CERT( destroys IDE Auto Format capability + +#include "GxEPD2_github_raw_certs.h" + +const char* certificate_rawcontent = cert_DigiCert_TLS_RSA_SHA256_2020_CA1; // ok, should work until 2031-04-13 23:59:59 +//const char* certificate_rawcontent = github_io_chain_pem_first; // ok, should work until Tue, 21 Mar 2023 23:59:59 GMT +//const char* certificate_rawcontent = github_io_chain_pem_second; // ok, should work until Tue, 21 Mar 2023 23:59:59 GMT +//const char* certificate_rawcontent = github_io_chain_pem_third; // ok, should work until Tue, 21 Mar 2023 23:59:59 GMT + +const char* host_rawcontent = "raw.githubusercontent.com"; +const char* path_rawcontent = "/ZinggJM/GxEPD2/master/extras/bitmaps/"; +const char* path_prenticedavid = "/prenticedavid/MCUFRIEND_kbv/master/extras/bitmaps/"; +const char* path_waveshare_c = "/waveshare/e-Paper/master/RaspberryPi_JetsonNano/c/pic/"; +const char* path_waveshare_py = "/waveshare/e-Paper/master/RaspberryPi_JetsonNano/python/pic/"; +const char* fp_rawcontent = "8F 0E 79 24 71 C5 A7 D2 A7 46 76 30 C1 3C B7 2A 13 B0 01 B2"; // as of 29.7.2022 + +// note that BMP bitmaps are drawn at physical position in physical orientation of the screen +void showBitmapFrom_HTTP(const char* host, const char* path, const char* filename, int16_t x, int16_t y, bool with_color = true); +void showBitmapFrom_HTTPS(const char* host, const char* path, const char* filename, const char* fingerprint, int16_t x, int16_t y, bool with_color = true, + const char* certificate = certificate_rawcontent); + +// draws BMP bitmap according to set orientation +void showBitmapFrom_HTTP_Buffered(const char* host, const char* path, const char* filename, int16_t x, int16_t y, bool with_color = true); +void showBitmapFrom_HTTPS_Buffered(const char* host, const char* path, const char* filename, const char* fingerprint, int16_t x, int16_t y, bool with_color = true, + const char* certificate = certificate_rawcontent); + +#if defined(ESP32) +// uncomment next line to use HSPI for EPD (and VSPI for SD), e.g. with Waveshare ESP32 Driver Board +//#define USE_HSPI_FOR_EPD +#endif + +#if defined(ARDUINO_RASPBERRY_PI_PICO_W) +// SPIClassRP2040(spi_inst_t *spi, pin_size_t rx, pin_size_t cs, pin_size_t sck, pin_size_t tx); +// uncomment next line for use with Waveshare Pico-ePaper-2.9. +SPIClassRP2040 SPIn(spi1, 12, 13, 10, 11); // need be valid pins for same SPI channel, else fails blinking 4 long 4 short +#endif + +#if defined(ESP32) && defined(USE_HSPI_FOR_EPD) +SPIClass hspi(HSPI); +#endif + +void setup() +{ +#if defined(ESP32) && defined(USE_HSPI_FOR_EPD) + hspi.begin(13, 12, 14, 15); // remap hspi for EPD (swap pins) + display.epd2.selectSPI(hspi, SPISettings(4000000, MSBFIRST, SPI_MODE0)); +#endif +#if defined(ARDUINO_RASPBERRY_PI_PICO_W) + delay(2000); // USB serial available + display.epd2.selectSPI(SPIn, SPISettings(4000000, MSBFIRST, SPI_MODE0)); +#endif + + Serial.begin(115200); + Serial.println(); + Serial.println("GxEPD2_WiFi_Example"); + + //display.init(115200); // default 10ms reset pulse, e.g. for bare panels with DESPI-C02 + display.init(115200, true, 2, false); // USE THIS for Waveshare boards with "clever" reset circuit, 2ms reset pulse + +#if defined (ESP8266) || defined (ESP32) +#ifdef RE_INIT_NEEDED + WiFi.persistent(true); + WiFi.mode(WIFI_STA); // switch off AP + WiFi.setAutoConnect(true); + WiFi.setAutoReconnect(true); + WiFi.disconnect(); +#endif + + if (!WiFi.getAutoConnect() || ( WiFi.getMode() != WIFI_STA) || ((WiFi.SSID() != ssid) && String(ssid) != "........")) + { + Serial.println(); + Serial.print("WiFi.getAutoConnect() = "); + Serial.println(WiFi.getAutoConnect()); + Serial.print("WiFi.SSID() = "); + Serial.println(WiFi.SSID()); + WiFi.mode(WIFI_STA); // switch off AP + Serial.print("Connecting to "); + Serial.println(ssid); + WiFi.begin(ssid, password); + } +#else + Serial.print("Connecting to "); + Serial.println(ssid); + WiFi.begin(ssid, password); +#endif + int ConnectTimeout = 60; // 30 seconds + while (WiFi.status() != WL_CONNECTED) + { + delay(500); + Serial.print("."); + Serial.print(WiFi.status()); + if (--ConnectTimeout <= 0) + { + Serial.println(); + Serial.println("WiFi connect timeout"); + return; + } + } + Serial.println(); + Serial.println("WiFi connected"); + + // Print the IP address + Serial.println(WiFi.localIP()); + + setClock(); + + if ((display.epd2.panel == GxEPD2::GDEW0154Z04) || (display.epd2.panel == GxEPD2::ACeP565) || (display.epd2.panel == GxEPD2::GDEY073D46) || false) + { + //drawBitmapsBuffered_200x200(); + //drawBitmapsBuffered_other(); + drawBitmapsBuffered_7C(); + } + else + { + drawBitmaps_200x200(); + drawBitmaps_other(); + } + + //drawBitmaps_test(); + //drawBitmapsBuffered_test(); + + Serial.println("GxEPD2_WiFi_Example done"); +} + +void loop(void) +{ +} + +void drawBitmaps_200x200() +{ + int16_t x = (display.width() - 200) / 2; + int16_t y = (display.height() - 200) / 2; + showBitmapFrom_HTTPS(host_rawcontent, path_rawcontent, "logo200x200.bmp", fp_rawcontent, x, y); + delay(2000); + showBitmapFrom_HTTPS(host_rawcontent, path_rawcontent, "first200x200.bmp", fp_rawcontent, x, y); + delay(2000); + showBitmapFrom_HTTPS(host_rawcontent, path_rawcontent, "second200x200.bmp", fp_rawcontent, x, y); + delay(2000); + showBitmapFrom_HTTPS(host_rawcontent, path_rawcontent, "third200x200.bmp", fp_rawcontent, x, y); + delay(2000); + showBitmapFrom_HTTPS(host_rawcontent, path_rawcontent, "fourth200x200.bmp", fp_rawcontent, x, y); + delay(2000); + showBitmapFrom_HTTPS(host_rawcontent, path_rawcontent, "fifth200x200.bmp", fp_rawcontent, x, y); + delay(2000); + showBitmapFrom_HTTPS(host_rawcontent, path_rawcontent, "sixth200x200.bmp", fp_rawcontent, x, y); + delay(2000); + showBitmapFrom_HTTPS(host_rawcontent, path_rawcontent, "seventh200x200.bmp", fp_rawcontent, x, y); + delay(2000); + showBitmapFrom_HTTPS(host_rawcontent, path_rawcontent, "eighth200x200.bmp", fp_rawcontent, x, y); + delay(2000); +} + +void drawBitmaps_other() +{ + int16_t w2 = display.width() / 2; + int16_t h2 = display.height() / 2; + //showBitmapFrom_HTTP("www.packescape.com", "/img/assets/", "IniciMenusTV2.bmp", w2 - 200, h2 - 150, false); + //delay(2000); + showBitmapFrom_HTTP("www.squix.org", "/blog/wunderground/", "chanceflurries.bmp", w2 - 50, h2 - 50, false); + delay(2000); + showBitmapFrom_HTTPS(host_rawcontent, path_prenticedavid, "betty_1.bmp", fp_rawcontent, w2 - 100, h2 - 160); + delay(2000); + showBitmapFrom_HTTPS(host_rawcontent, path_prenticedavid, "betty_4.bmp", fp_rawcontent, w2 - 102, h2 - 126); + delay(2000); + showBitmapFrom_HTTPS(host_rawcontent, path_prenticedavid, "marilyn_240x240x8.bmp", fp_rawcontent, w2 - 120, h2 - 120); + delay(2000); + showBitmapFrom_HTTPS(host_rawcontent, path_prenticedavid, "miniwoof.bmp", fp_rawcontent, w2 - 60, h2 - 80); + delay(2000); + showBitmapFrom_HTTPS(host_rawcontent, path_prenticedavid, "test.bmp", fp_rawcontent, w2 - 120, h2 - 160); + delay(2000); + showBitmapFrom_HTTPS(host_rawcontent, path_prenticedavid, "tiger.bmp", fp_rawcontent, w2 - 160, h2 - 120); + delay(2000); + showBitmapFrom_HTTPS(host_rawcontent, path_prenticedavid, "tiger_178x160x4.bmp", fp_rawcontent, w2 - 89, h2 - 80); + delay(2000); + showBitmapFrom_HTTPS(host_rawcontent, path_prenticedavid, "tiger_240x317x4.bmp", fp_rawcontent, w2 - 120, h2 - 160); + delay(2000); + showBitmapFrom_HTTPS(host_rawcontent, path_prenticedavid, "tiger_320x200x24.bmp", fp_rawcontent, w2 - 160, h2 - 100); + delay(2000); + showBitmapFrom_HTTPS(host_rawcontent, path_prenticedavid, "tiger16T.bmp", fp_rawcontent, w2 - 160, h2 - 100); + delay(2000); + showBitmapFrom_HTTPS(host_rawcontent, path_prenticedavid, "woof.bmp", fp_rawcontent, w2 - 100, h2 - 100); + delay(2000); +} + +void drawBitmaps_test() +{ + int16_t w2 = display.width() / 2; + int16_t h2 = display.height() / 2; + showBitmapFrom_HTTPS(host_rawcontent, path_prenticedavid, "betty_4.bmp", fp_rawcontent, w2 - 102, h2 - 126); + delay(2000); + showBitmapFrom_HTTPS(host_rawcontent, path_rawcontent, "output5.bmp", fp_rawcontent, 0, 0); + delay(2000); + showBitmapFrom_HTTPS(host_rawcontent, path_rawcontent, "output6.bmp", fp_rawcontent, 0, 0); + delay(2000); + showBitmapFrom_HTTPS(host_rawcontent, path_rawcontent, "tractor_1.bmp", fp_rawcontent, 0, 0); + delay(2000); + showBitmapFrom_HTTPS(host_rawcontent, path_rawcontent, "tractor_4.bmp", fp_rawcontent, 0, 0); + delay(2000); + //showBitmapFrom_HTTPS(host_rawcontent, path_rawcontent, "tractor_8.bmp", fp_rawcontent, 0, 0); // format 1: BI_RLE8 is not supported + //delay(2000); + showBitmapFrom_HTTPS(host_rawcontent, path_rawcontent, "tractor_11.bmp", fp_rawcontent, 0, 0); + delay(2000); + showBitmapFrom_HTTPS(host_rawcontent, path_rawcontent, "tractor_44.bmp", fp_rawcontent, 0, 0); + delay(2000); + showBitmapFrom_HTTPS(host_rawcontent, path_rawcontent, "tractor_88.bmp", fp_rawcontent, 0, 0); + delay(2000); + //showBitmapFrom_HTTPS(host_rawcontent, path_rawcontent, "liberato640x384.bmp", fp_rawcontent, 0, 0); + //delay(2000); +} + +void drawBitmapsBuffered_200x200() +{ + int16_t x = (display.width() - 200) / 2; + int16_t y = (display.height() - 200) / 2; + showBitmapFrom_HTTPS_Buffered(host_rawcontent, path_rawcontent, "logo200x200.bmp", fp_rawcontent, x, y); + delay(2000); + showBitmapFrom_HTTPS_Buffered(host_rawcontent, path_rawcontent, "first200x200.bmp", fp_rawcontent, x, y); + delay(2000); + showBitmapFrom_HTTPS_Buffered(host_rawcontent, path_rawcontent, "second200x200.bmp", fp_rawcontent, x, y); + delay(2000); + showBitmapFrom_HTTPS_Buffered(host_rawcontent, path_rawcontent, "third200x200.bmp", fp_rawcontent, x, y); + delay(2000); + showBitmapFrom_HTTPS_Buffered(host_rawcontent, path_rawcontent, "fourth200x200.bmp", fp_rawcontent, x, y); + delay(2000); + showBitmapFrom_HTTPS_Buffered(host_rawcontent, path_rawcontent, "fifth200x200.bmp", fp_rawcontent, x, y); + delay(2000); + showBitmapFrom_HTTPS_Buffered(host_rawcontent, path_rawcontent, "sixth200x200.bmp", fp_rawcontent, x, y); + delay(2000); + showBitmapFrom_HTTPS_Buffered(host_rawcontent, path_rawcontent, "seventh200x200.bmp", fp_rawcontent, x, y); + delay(2000); + showBitmapFrom_HTTPS_Buffered(host_rawcontent, path_rawcontent, "eighth200x200.bmp", fp_rawcontent, x, y); + delay(2000); +} + +void drawBitmapsBuffered_other() +{ + int16_t w2 = display.width() / 2; + int16_t h2 = display.height() / 2; + showBitmapFrom_HTTP_Buffered("www.squix.org", "/blog/wunderground/", "chanceflurries.bmp", w2 - 50, h2 - 50, false); + delay(2000); + //showBitmapFrom_HTTPS_Buffered(host_rawcontent, path_prenticedavid, "betty_1.bmp", fp_rawcontent, w2 - 100, h2 - 160); + delay(2000); + showBitmapFrom_HTTPS_Buffered(host_rawcontent, path_prenticedavid, "betty_4.bmp", fp_rawcontent, w2 - 102, h2 - 126); + delay(2000); + showBitmapFrom_HTTPS_Buffered(host_rawcontent, path_prenticedavid, "marilyn_240x240x8.bmp", fp_rawcontent, w2 - 120, h2 - 120); + delay(2000); + showBitmapFrom_HTTPS_Buffered(host_rawcontent, path_prenticedavid, "miniwoof.bmp", fp_rawcontent, w2 - 60, h2 - 80); + delay(2000); + showBitmapFrom_HTTPS_Buffered(host_rawcontent, path_prenticedavid, "test.bmp", fp_rawcontent, w2 - 120, h2 - 160); + delay(2000); + showBitmapFrom_HTTPS_Buffered(host_rawcontent, path_prenticedavid, "tiger.bmp", fp_rawcontent, w2 - 160, h2 - 120); + delay(2000); + showBitmapFrom_HTTPS_Buffered(host_rawcontent, path_prenticedavid, "tiger_178x160x4.bmp", fp_rawcontent, w2 - 89, h2 - 80); + delay(2000); + showBitmapFrom_HTTPS_Buffered(host_rawcontent, path_prenticedavid, "tiger_240x317x4.bmp", fp_rawcontent, w2 - 120, h2 - 160); + delay(2000); + showBitmapFrom_HTTPS_Buffered(host_rawcontent, path_prenticedavid, "tiger_320x200x24.bmp", fp_rawcontent, w2 - 160, h2 - 100); + delay(2000); + showBitmapFrom_HTTPS_Buffered(host_rawcontent, path_prenticedavid, "tiger16T.bmp", fp_rawcontent, w2 - 160, h2 - 100); + delay(2000); + showBitmapFrom_HTTPS_Buffered(host_rawcontent, path_prenticedavid, "woof.bmp", fp_rawcontent, w2 - 100, h2 - 100); + delay(2000); +} + +void drawBitmapsBuffered_7C() +{ + if ((display.epd2.panel == GxEPD2::ACeP565) || (display.epd2.panel == GxEPD2::GDEY073D46)) + { + showBitmapFrom_HTTPS_Buffered(host_rawcontent, path_waveshare_c, "5in65f.bmp", fp_rawcontent, 0, 0); + delay(2000); + showBitmapFrom_HTTPS_Buffered(host_rawcontent, path_waveshare_c, "5in65f2.bmp", fp_rawcontent, 0, 0); + delay(2000); + showBitmapFrom_HTTPS_Buffered(host_rawcontent, path_waveshare_c, "5in65f3.bmp", fp_rawcontent, 0, 0); + delay(2000); + showBitmapFrom_HTTPS_Buffered(host_rawcontent, path_waveshare_c, "5in65f4.bmp", fp_rawcontent, 0, 0); + delay(2000); + showBitmapFrom_HTTPS_Buffered(host_rawcontent, path_waveshare_py, "5in65f4.bmp", fp_rawcontent, 0, 0); + delay(2000); + showBitmapFrom_HTTPS_Buffered(host_rawcontent, path_waveshare_py, "N-Color1.bmp", fp_rawcontent, 0, 0); + delay(2000); + + showBitmapFrom_HTTPS_Buffered(host_rawcontent, path_rawcontent, "displayed_bmp_small_but_padded.bmp", fp_rawcontent, 0, 0); + delay(2000); + showBitmapFrom_HTTPS_Buffered(host_rawcontent, path_rawcontent, "displayed_bmp_large.bmp", fp_rawcontent, 0, 0); + delay(2000); + } +} + +void drawBitmapsBuffered_test() +{ + int16_t w2 = display.width() / 2; + int16_t h2 = display.height() / 2; + showBitmapFrom_HTTPS_Buffered(host_rawcontent, path_prenticedavid, "betty_4.bmp", fp_rawcontent, w2 - 102, h2 - 126); + delay(2000); +} + +static const uint16_t input_buffer_pixels = 800; // may affect performance + +static const uint16_t max_row_width = 1872; // for up to 7.8" display 1872x1404 +static const uint16_t max_palette_pixels = 256; // for depth <= 8 + +uint8_t input_buffer[3 * input_buffer_pixels]; // up to depth 24 +uint8_t output_row_mono_buffer[max_row_width / 8]; // buffer for at least one row of b/w bits +uint8_t output_row_color_buffer[max_row_width / 8]; // buffer for at least one row of color bits +uint8_t mono_palette_buffer[max_palette_pixels / 8]; // palette buffer for depth <= 8 b/w +uint8_t color_palette_buffer[max_palette_pixels / 8]; // palette buffer for depth <= 8 c/w +uint16_t rgb_palette_buffer[max_palette_pixels]; // palette buffer for depth <= 8 for buffered graphics, needed for 7-color display + +void showBitmapFrom_HTTP(const char* host, const char* path, const char* filename, int16_t x, int16_t y, bool with_color) +{ + WiFiClient client; + bool connection_ok = false; + bool valid = false; // valid format to be handled + bool flip = true; // bitmap is stored bottom-to-top + uint32_t startTime = millis(); + if ((x >= display.epd2.WIDTH) || (y >= display.epd2.HEIGHT)) return; + Serial.println(); Serial.print("downloading file \""); Serial.print(filename); Serial.println("\""); + Serial.print("connecting to "); Serial.println(host); + if (!client.connect(host, httpPort)) + { + Serial.println("connection failed"); + return; + } + Serial.print("requesting URL: "); + Serial.println(String("http://") + host + path + filename); + client.print(String("GET ") + path + filename + " HTTP/1.1\r\n" + + "Host: " + host + "\r\n" + + "User-Agent: GxEPD2_WiFi_Example\r\n" + + "Connection: close\r\n\r\n"); + Serial.println("request sent"); + while (client.connected()) + { + String line = client.readStringUntil('\n'); + if (!connection_ok) + { + connection_ok = line.startsWith("HTTP/1.1 200 OK"); + if (connection_ok) Serial.println(line); + //if (!connection_ok) Serial.println(line); + } + if (!connection_ok) Serial.println(line); + //Serial.println(line); + if (line == "\r") + { + Serial.println("headers received"); + break; + } + } + if (!connection_ok) return; + // Parse BMP header + if (read16(client) == 0x4D42) // BMP signature + { + uint32_t fileSize = read32(client); + uint32_t creatorBytes = read32(client); (void)creatorBytes; //unused + uint32_t imageOffset = read32(client); // Start of image data + uint32_t headerSize = read32(client); + uint32_t width = read32(client); + int32_t height = (int32_t) read32(client); + uint16_t planes = read16(client); + uint16_t depth = read16(client); // bits per pixel + uint32_t format = read32(client); + uint32_t bytes_read = 7 * 4 + 3 * 2; // read so far + if ((planes == 1) && ((format == 0) || (format == 3))) // uncompressed is handled, 565 also + { + Serial.print("File size: "); Serial.println(fileSize); + Serial.print("Image Offset: "); Serial.println(imageOffset); + Serial.print("Header size: "); Serial.println(headerSize); + Serial.print("Bit Depth: "); Serial.println(depth); + Serial.print("Image size: "); + Serial.print(width); + Serial.print('x'); + Serial.println(height); + // BMP rows are padded (if needed) to 4-byte boundary + uint32_t rowSize = (width * depth / 8 + 3) & ~3; + if (depth < 8) rowSize = ((width * depth + 8 - depth) / 8 + 3) & ~3; + if (height < 0) + { + height = -height; + flip = false; + } + uint16_t w = width; + uint16_t h = height; + if ((x + w - 1) >= display.epd2.WIDTH) w = display.epd2.WIDTH - x; + if ((y + h - 1) >= display.epd2.HEIGHT) h = display.epd2.HEIGHT - y; + if (w <= max_row_width) // handle with direct drawing + { + valid = true; + uint8_t bitmask = 0xFF; + uint8_t bitshift = 8 - depth; + uint16_t red, green, blue; + bool whitish = false; + bool colored = false; + if (depth == 1) with_color = false; + if (depth <= 8) + { + if (depth < 8) bitmask >>= depth; + //bytes_read += skip(client, 54 - bytes_read); //palette is always @ 54 + bytes_read += skip(client, imageOffset - (4 << depth) - bytes_read); // 54 for regular, diff for colorsimportant + for (uint16_t pn = 0; pn < (1 << depth); pn++) + { + blue = client.read(); + green = client.read(); + red = client.read(); + client.read(); + bytes_read += 4; + whitish = with_color ? ((red > 0x80) && (green > 0x80) && (blue > 0x80)) : ((red + green + blue) > 3 * 0x80); // whitish + colored = (red > 0xF0) || ((green > 0xF0) && (blue > 0xF0)); // reddish or yellowish? + if (0 == pn % 8) mono_palette_buffer[pn / 8] = 0; + mono_palette_buffer[pn / 8] |= whitish << pn % 8; + if (0 == pn % 8) color_palette_buffer[pn / 8] = 0; + color_palette_buffer[pn / 8] |= colored << pn % 8; + } + } + display.clearScreen(); + uint32_t rowPosition = flip ? imageOffset + (height - h) * rowSize : imageOffset; + //Serial.print("skip "); Serial.println(rowPosition - bytes_read); + bytes_read += skip(client, rowPosition - bytes_read); + for (uint16_t row = 0; row < h; row++, rowPosition += rowSize) // for each line + { + if (!connection_ok || !(client.connected() || client.available())) break; + delay(1); // yield() to avoid WDT + uint32_t in_remain = rowSize; + uint32_t in_idx = 0; + uint32_t in_bytes = 0; + uint8_t in_byte = 0; // for depth <= 8 + uint8_t in_bits = 0; // for depth <= 8 + uint8_t out_byte = 0xFF; // white (for w%8!=0 border) + uint8_t out_color_byte = 0xFF; // white (for w%8!=0 border) + uint32_t out_idx = 0; + for (uint16_t col = 0; col < w; col++) // for each pixel + { + yield(); + if (!connection_ok || !(client.connected() || client.available())) break; + // Time to read more pixel data? + if (in_idx >= in_bytes) // ok, exact match for 24bit also (size IS multiple of 3) + { + uint32_t get = in_remain > sizeof(input_buffer) ? sizeof(input_buffer) : in_remain; + uint32_t got = read8n(client, input_buffer, get); + while ((got < get) && connection_ok) + { + //Serial.print("got "); Serial.print(got); Serial.print(" < "); Serial.print(get); Serial.print(" @ "); Serial.println(bytes_read); + uint32_t gotmore = read8n(client, input_buffer + got, get - got); + got += gotmore; + connection_ok = gotmore > 0; + } + in_bytes = got; + in_remain -= got; + bytes_read += got; + } + if (!connection_ok) + { + Serial.print("Error: got no more after "); Serial.print(bytes_read); Serial.println(" bytes read!"); + break; + } + switch (depth) + { + case 32: + blue = input_buffer[in_idx++]; + green = input_buffer[in_idx++]; + red = input_buffer[in_idx++]; + in_idx++; // skip alpha + whitish = with_color ? ((red > 0x80) && (green > 0x80) && (blue > 0x80)) : ((red + green + blue) > 3 * 0x80); // whitish + colored = (red > 0xF0) || ((green > 0xF0) && (blue > 0xF0)); // reddish or yellowish? + break; + case 24: + blue = input_buffer[in_idx++]; + green = input_buffer[in_idx++]; + red = input_buffer[in_idx++]; + whitish = with_color ? ((red > 0x80) && (green > 0x80) && (blue > 0x80)) : ((red + green + blue) > 3 * 0x80); // whitish + colored = (red > 0xF0) || ((green > 0xF0) && (blue > 0xF0)); // reddish or yellowish? + break; + case 16: + { + uint8_t lsb = input_buffer[in_idx++]; + uint8_t msb = input_buffer[in_idx++]; + if (format == 0) // 555 + { + blue = (lsb & 0x1F) << 3; + green = ((msb & 0x03) << 6) | ((lsb & 0xE0) >> 2); + red = (msb & 0x7C) << 1; + } + else // 565 + { + blue = (lsb & 0x1F) << 3; + green = ((msb & 0x07) << 5) | ((lsb & 0xE0) >> 3); + red = (msb & 0xF8); + } + whitish = with_color ? ((red > 0x80) && (green > 0x80) && (blue > 0x80)) : ((red + green + blue) > 3 * 0x80); // whitish + colored = (red > 0xF0) || ((green > 0xF0) && (blue > 0xF0)); // reddish or yellowish? + } + break; + case 1: + case 2: + case 4: + case 8: + { + if (0 == in_bits) + { + in_byte = input_buffer[in_idx++]; + in_bits = 8; + } + uint16_t pn = (in_byte >> bitshift) & bitmask; + whitish = mono_palette_buffer[pn / 8] & (0x1 << pn % 8); + colored = color_palette_buffer[pn / 8] & (0x1 << pn % 8); + in_byte <<= depth; + in_bits -= depth; + } + break; + } + if (whitish) + { + // keep white + } + else if (colored && with_color) + { + out_color_byte &= ~(0x80 >> col % 8); // colored + } + else + { + out_byte &= ~(0x80 >> col % 8); // black + } + if ((7 == col % 8) || (col == w - 1)) // write that last byte! (for w%8!=0 border) + { + output_row_color_buffer[out_idx] = out_color_byte; + output_row_mono_buffer[out_idx++] = out_byte; + out_byte = 0xFF; // white (for w%8!=0 border) + out_color_byte = 0xFF; // white (for w%8!=0 border) + } + } // end pixel + int16_t yrow = y + (flip ? h - row - 1 : row); + display.writeImage(output_row_mono_buffer, output_row_color_buffer, x, yrow, w, 1); + } // end line + Serial.print("downloaded in "); + Serial.print(millis() - startTime); + Serial.println(" ms"); + display.refresh(); + } + Serial.print("bytes read "); Serial.println(bytes_read); + } + } + client.stop(); + if (!valid) + { + Serial.println("bitmap format not handled."); + } +} + +void drawBitmapFrom_HTTP_ToBuffer(const char* host, const char* path, const char* filename, int16_t x, int16_t y, bool with_color) +{ + WiFiClient client; + bool connection_ok = false; + bool valid = false; // valid format to be handled + bool flip = true; // bitmap is stored bottom-to-top + bool has_multicolors = (display.epd2.panel == GxEPD2::ACeP565) || (display.epd2.panel == GxEPD2::GDEY073D46); + uint32_t startTime = millis(); + if ((x >= display.width()) || (y >= display.height())) return; + display.fillScreen(GxEPD_WHITE); + Serial.print("connecting to "); Serial.println(host); + if (!client.connect(host, httpPort)) + { + Serial.println("connection failed"); + return; + } + Serial.print("requesting URL: "); + Serial.println(String("http://") + host + path + filename); + client.print(String("GET ") + path + filename + " HTTP/1.1\r\n" + + "Host: " + host + "\r\n" + + "User-Agent: GxEPD2_WiFi_Example\r\n" + + "Connection: close\r\n\r\n"); + Serial.println("request sent"); + while (client.connected()) + { + String line = client.readStringUntil('\n'); + if (!connection_ok) + { + connection_ok = line.startsWith("HTTP/1.1 200 OK"); + if (connection_ok) Serial.println(line); + //if (!connection_ok) Serial.println(line); + } + if (!connection_ok) Serial.println(line); + //Serial.println(line); + if (line == "\r") + { + Serial.println("headers received"); + break; + } + } + if (!connection_ok) return; + // Parse BMP header + if (read16(client) == 0x4D42) // BMP signature + { + uint32_t fileSize = read32(client); + uint32_t creatorBytes = read32(client); (void)creatorBytes; //unused + uint32_t imageOffset = read32(client); // Start of image data + uint32_t headerSize = read32(client); + uint32_t width = read32(client); + int32_t height = (int32_t) read32(client); + uint16_t planes = read16(client); + uint16_t depth = read16(client); // bits per pixel + uint32_t format = read32(client); + uint32_t bytes_read = 7 * 4 + 3 * 2; // read so far + if ((planes == 1) && ((format == 0) || (format == 3))) // uncompressed is handled, 565 also + { + Serial.print("File size: "); Serial.println(fileSize); + Serial.print("Image Offset: "); Serial.println(imageOffset); + Serial.print("Header size: "); Serial.println(headerSize); + Serial.print("Bit Depth: "); Serial.println(depth); + Serial.print("Image size: "); + Serial.print(width); + Serial.print('x'); + Serial.println(height); + // BMP rows are padded (if needed) to 4-byte boundary + uint32_t rowSize = (width * depth / 8 + 3) & ~3; + if (depth < 8) rowSize = ((width * depth + 8 - depth) / 8 + 3) & ~3; + if (height < 0) + { + height = -height; + flip = false; + } + uint16_t w = width; + uint16_t h = height; + if ((x + w - 1) >= display.width()) w = display.width() - x; + if ((y + h - 1) >= display.height()) h = display.height() - y; + //if (w <= max_row_width) // handle with direct drawing + { + valid = true; + uint8_t bitmask = 0xFF; + uint8_t bitshift = 8 - depth; + uint16_t red, green, blue; + bool whitish = false; + bool colored = false; + if (depth == 1) with_color = false; + if (depth <= 8) + { + if (depth < 8) bitmask >>= depth; + //bytes_read += skip(client, 54 - bytes_read); //palette is always @ 54 + bytes_read += skip(client, imageOffset - (4 << depth) - bytes_read); // 54 for regular, diff for colorsimportant + for (uint16_t pn = 0; pn < (1 << depth); pn++) + { + blue = client.read(); + green = client.read(); + red = client.read(); + client.read(); + bytes_read += 4; + whitish = with_color ? ((red > 0x80) && (green > 0x80) && (blue > 0x80)) : ((red + green + blue) > 3 * 0x80); // whitish + colored = (red > 0xF0) || ((green > 0xF0) && (blue > 0xF0)); // reddish or yellowish? + if (0 == pn % 8) mono_palette_buffer[pn / 8] = 0; + mono_palette_buffer[pn / 8] |= whitish << pn % 8; + if (0 == pn % 8) color_palette_buffer[pn / 8] = 0; + color_palette_buffer[pn / 8] |= colored << pn % 8; + //Serial.print("0x00"); Serial.print(red, HEX); Serial.print(green, HEX); Serial.print(blue, HEX); + //Serial.print(" : "); Serial.print(whitish); Serial.print(", "); Serial.println(colored); + rgb_palette_buffer[pn] = ((red & 0xF8) << 8) | ((green & 0xFC) << 3) | ((blue & 0xF8) >> 3); + } + } + uint32_t rowPosition = flip ? imageOffset + (height - h) * rowSize : imageOffset; + //Serial.print("skip "); Serial.println(rowPosition - bytes_read); + bytes_read += skip(client, rowPosition - bytes_read); + for (uint16_t row = 0; row < h; row++, rowPosition += rowSize) // for each line + { + if (!connection_ok || !(client.connected() || client.available())) break; + delay(1); // yield() to avoid WDT + uint32_t in_remain = rowSize; + uint32_t in_idx = 0; + uint32_t in_bytes = 0; + uint8_t in_byte = 0; // for depth <= 8 + uint8_t in_bits = 0; // for depth <= 8 + uint16_t color = GxEPD_WHITE; + for (uint16_t col = 0; col < w; col++) // for each pixel + { + yield(); + if (!connection_ok || !(client.connected() || client.available())) break; + // Time to read more pixel data? + if (in_idx >= in_bytes) // ok, exact match for 24bit also (size IS multiple of 3) + { + uint32_t get = in_remain > sizeof(input_buffer) ? sizeof(input_buffer) : in_remain; + uint32_t got = read8n(client, input_buffer, get); + while ((got < get) && connection_ok) + { + //Serial.print("got "); Serial.print(got); Serial.print(" < "); Serial.print(get); Serial.print(" @ "); Serial.println(bytes_read); + uint32_t gotmore = read8n(client, input_buffer + got, get - got); + got += gotmore; + connection_ok = gotmore > 0; + } + in_bytes = got; + in_remain -= got; + bytes_read += got; + } + if (!connection_ok) + { + Serial.print("Error: got no more after "); Serial.print(bytes_read); Serial.println(" bytes read!"); + break; + } + switch (depth) + { + case 32: + blue = input_buffer[in_idx++]; + green = input_buffer[in_idx++]; + red = input_buffer[in_idx++]; + in_idx++; // skip alpha + whitish = with_color ? ((red > 0x80) && (green > 0x80) && (blue > 0x80)) : ((red + green + blue) > 3 * 0x80); // whitish + colored = (red > 0xF0) || ((green > 0xF0) && (blue > 0xF0)); // reddish or yellowish? + color = ((red & 0xF8) << 8) | ((green & 0xFC) << 3) | ((blue & 0xF8) >> 3); + break; + case 24: + blue = input_buffer[in_idx++]; + green = input_buffer[in_idx++]; + red = input_buffer[in_idx++]; + whitish = with_color ? ((red > 0x80) && (green > 0x80) && (blue > 0x80)) : ((red + green + blue) > 3 * 0x80); // whitish + colored = (red > 0xF0) || ((green > 0xF0) && (blue > 0xF0)); // reddish or yellowish? + color = ((red & 0xF8) << 8) | ((green & 0xFC) << 3) | ((blue & 0xF8) >> 3); + break; + case 16: + { + uint8_t lsb = input_buffer[in_idx++]; + uint8_t msb = input_buffer[in_idx++]; + if (format == 0) // 555 + { + blue = (lsb & 0x1F) << 3; + green = ((msb & 0x03) << 6) | ((lsb & 0xE0) >> 2); + red = (msb & 0x7C) << 1; + color = ((red & 0xF8) << 8) | ((green & 0xFC) << 3) | ((blue & 0xF8) >> 3); + } + else // 565 + { + blue = (lsb & 0x1F) << 3; + green = ((msb & 0x07) << 5) | ((lsb & 0xE0) >> 3); + red = (msb & 0xF8); + color = (msb << 8) | lsb; + } + whitish = with_color ? ((red > 0x80) && (green > 0x80) && (blue > 0x80)) : ((red + green + blue) > 3 * 0x80); // whitish + colored = (red > 0xF0) || ((green > 0xF0) && (blue > 0xF0)); // reddish or yellowish? + } + break; + case 1: + case 2: + case 4: + case 8: + { + if (0 == in_bits) + { + in_byte = input_buffer[in_idx++]; + in_bits = 8; + } + uint16_t pn = (in_byte >> bitshift) & bitmask; + whitish = mono_palette_buffer[pn / 8] & (0x1 << pn % 8); + colored = color_palette_buffer[pn / 8] & (0x1 << pn % 8); + in_byte <<= depth; + in_bits -= depth; + color = rgb_palette_buffer[pn]; + } + break; + } + if (with_color && has_multicolors) + { + // keep color + } + else if (whitish) + { + color = GxEPD_WHITE; + } + else if (colored && with_color) + { + color = GxEPD_COLORED; + } + else + { + color = GxEPD_BLACK; + } + uint16_t yrow = y + (flip ? h - row - 1 : row); + display.drawPixel(x + col, yrow, color); + } // end pixel + } // end line + } + Serial.print("bytes read "); Serial.println(bytes_read); + } + } + Serial.print("loaded in "); Serial.print(millis() - startTime); Serial.println(" ms"); + client.stop(); + if (!valid) + { + Serial.println("bitmap format not handled."); + } +} + +void showBitmapFrom_HTTP_Buffered(const char* host, const char* path, const char* filename, int16_t x, int16_t y, bool with_color) +{ + Serial.println(); Serial.print("downloading file \""); Serial.print(filename); Serial.println("\""); + display.setFullWindow(); + display.firstPage(); + do + { + drawBitmapFrom_HTTP_ToBuffer(host, path, filename, x, y, with_color); + } + while (display.nextPage()); +} + +void showBitmapFrom_HTTPS(const char* host, const char* path, const char* filename, const char* fingerprint, int16_t x, int16_t y, bool with_color, const char* certificate) +{ + // Use WiFiClientSecure class to create TLS connection +#if defined (ESP8266) || defined(ARDUINO_RASPBERRY_PI_PICO_W) + BearSSL::WiFiClientSecure client; + BearSSL::X509List cert(certificate ? certificate : certificate_rawcontent); +#else + WiFiClientSecure client; +#endif + bool connection_ok = false; + bool valid = false; // valid format to be handled + bool flip = true; // bitmap is stored bottom-to-top + uint32_t startTime = millis(); + if ((x >= display.epd2.WIDTH) || (y >= display.epd2.HEIGHT)) return; + Serial.println(); Serial.print("downloading file \""); Serial.print(filename); Serial.println("\""); + Serial.print("connecting to "); Serial.println(host); +#if defined (ESP8266) || defined(ARDUINO_RASPBERRY_PI_PICO_W) + client.setBufferSizes(4096, 4096); // required + //client.setBufferSizes(8192, 4096); // may help for some sites + if (certificate) client.setTrustAnchors(&cert); + else if (fingerprint) client.setFingerprint(fingerprint); + else client.setInsecure(); +#elif defined (ESP32) + if (certificate) client.setCACert(certificate); +#endif + if (!client.connect(host, httpsPort)) + { + Serial.println("connection failed"); + return; + } + Serial.print("requesting URL: "); + Serial.println(String("https://") + host + path + filename); + client.print(String("GET ") + path + filename + " HTTP/1.1\r\n" + + "Host: " + host + "\r\n" + + "User-Agent: GxEPD2_WiFi_Example\r\n" + + "Connection: close\r\n\r\n"); + Serial.println("request sent"); + while (client.connected()) + { + String line = client.readStringUntil('\n'); + if (!connection_ok) + { + connection_ok = line.startsWith("HTTP/1.1 200 OK"); + if (connection_ok) Serial.println(line); + //if (!connection_ok) Serial.println(line); + } + if (!connection_ok) Serial.println(line); + //Serial.println(line); + if (line == "\r") + { + Serial.println("headers received"); + break; + } + } + if (!connection_ok) return; + // Parse BMP header + //if (read16(client) == 0x4D42) // BMP signature + uint16_t signature = 0; + for (int16_t i = 0; i < 50; i++) + { + if (!client.available()) delay(100); + else signature = read16(client); + //Serial.print("signature: 0x"); Serial.println(signature, HEX); + if (signature == 0x4D42) break; + } + if (signature == 0x4D42) // BMP signature + { + uint32_t fileSize = read32(client); + uint32_t creatorBytes = read32(client); (void)creatorBytes; //unused + uint32_t imageOffset = read32(client); // Start of image data + uint32_t headerSize = read32(client); + uint32_t width = read32(client); + int32_t height = (int32_t) read32(client); + uint16_t planes = read16(client); + uint16_t depth = read16(client); // bits per pixel + uint32_t format = read32(client); + uint32_t bytes_read = 7 * 4 + 3 * 2; // read so far + if ((planes == 1) && ((format == 0) || (format == 3))) // uncompressed is handled, 565 also + { + Serial.print("File size: "); Serial.println(fileSize); + Serial.print("Image Offset: "); Serial.println(imageOffset); + Serial.print("Header size: "); Serial.println(headerSize); + Serial.print("Bit Depth: "); Serial.println(depth); + Serial.print("Image size: "); + Serial.print(width); + Serial.print('x'); + Serial.println(height); + // BMP rows are padded (if needed) to 4-byte boundary + uint32_t rowSize = (width * depth / 8 + 3) & ~3; + if (depth < 8) rowSize = ((width * depth + 8 - depth) / 8 + 3) & ~3; + if (height < 0) + { + height = -height; + flip = false; + } + uint16_t w = width; + uint16_t h = height; + if ((x + w - 1) >= display.epd2.WIDTH) w = display.epd2.WIDTH - x; + if ((y + h - 1) >= display.epd2.HEIGHT) h = display.epd2.HEIGHT - y; + if (w <= max_row_width) // handle with direct drawing + { + valid = true; + uint8_t bitmask = 0xFF; + uint8_t bitshift = 8 - depth; + uint16_t red, green, blue; + bool whitish = false; + bool colored = false; + if (depth == 1) with_color = false; + if (depth <= 8) + { + if (depth < 8) bitmask >>= depth; + //bytes_read += skip(client, 54 - bytes_read); //palette is always @ 54 + bytes_read += skip(client, imageOffset - (4 << depth) - bytes_read); // 54 for regular, diff for colorsimportant + for (uint16_t pn = 0; pn < (1 << depth); pn++) + { + blue = client.read(); + green = client.read(); + red = client.read(); + client.read(); + bytes_read += 4; + whitish = with_color ? ((red > 0x80) && (green > 0x80) && (blue > 0x80)) : ((red + green + blue) > 3 * 0x80); // whitish + colored = (red > 0xF0) || ((green > 0xF0) && (blue > 0xF0)); // reddish or yellowish? + if (0 == pn % 8) mono_palette_buffer[pn / 8] = 0; + mono_palette_buffer[pn / 8] |= whitish << pn % 8; + if (0 == pn % 8) color_palette_buffer[pn / 8] = 0; + color_palette_buffer[pn / 8] |= colored << pn % 8; + } + } + display.clearScreen(); + uint32_t rowPosition = flip ? imageOffset + (height - h) * rowSize : imageOffset; + //Serial.print("skip "); Serial.println(rowPosition - bytes_read); + bytes_read += skip(client, rowPosition - bytes_read); + for (uint16_t row = 0; row < h; row++, rowPosition += rowSize) // for each line + { + if (!connection_ok || !(client.connected() || client.available())) break; + delay(1); // yield() to avoid WDT + uint32_t in_remain = rowSize; + uint32_t in_idx = 0; + uint32_t in_bytes = 0; + uint8_t in_byte = 0; // for depth <= 8 + uint8_t in_bits = 0; // for depth <= 8 + uint8_t out_byte = 0xFF; // white (for w%8!=0 border) + uint8_t out_color_byte = 0xFF; // white (for w%8!=0 border) + uint32_t out_idx = 0; + for (uint16_t col = 0; col < w; col++) // for each pixel + { + yield(); + if (!connection_ok || !(client.connected() || client.available())) break; + // Time to read more pixel data? + if (in_idx >= in_bytes) // ok, exact match for 24bit also (size IS multiple of 3) + { + uint32_t get = in_remain > sizeof(input_buffer) ? sizeof(input_buffer) : in_remain; + uint32_t got = read8n(client, input_buffer, get); + while ((got < get) && connection_ok) + { + //Serial.print("got "); Serial.print(got); Serial.print(" < "); Serial.print(get); Serial.print(" @ "); Serial.println(bytes_read); + //if ((get - got) > client.available()) delay(200); // does improve? yes, if >= 200 + uint32_t gotmore = read8n(client, input_buffer + got, get - got); + got += gotmore; + connection_ok = gotmore > 0; + } + in_bytes = got; + in_remain -= got; + bytes_read += got; + } + if (!connection_ok) + { + Serial.print("Error: got no more after "); Serial.print(bytes_read); Serial.println(" bytes read!"); + break; + } + switch (depth) + { + case 32: + blue = input_buffer[in_idx++]; + green = input_buffer[in_idx++]; + red = input_buffer[in_idx++]; + in_idx++; // skip alpha + whitish = with_color ? ((red > 0x80) && (green > 0x80) && (blue > 0x80)) : ((red + green + blue) > 3 * 0x80); // whitish + colored = (red > 0xF0) || ((green > 0xF0) && (blue > 0xF0)); // reddish or yellowish? + break; + case 24: + blue = input_buffer[in_idx++]; + green = input_buffer[in_idx++]; + red = input_buffer[in_idx++]; + whitish = with_color ? ((red > 0x80) && (green > 0x80) && (blue > 0x80)) : ((red + green + blue) > 3 * 0x80); // whitish + colored = (red > 0xF0) || ((green > 0xF0) && (blue > 0xF0)); // reddish or yellowish? + break; + case 16: + { + uint8_t lsb = input_buffer[in_idx++]; + uint8_t msb = input_buffer[in_idx++]; + if (format == 0) // 555 + { + blue = (lsb & 0x1F) << 3; + green = ((msb & 0x03) << 6) | ((lsb & 0xE0) >> 2); + red = (msb & 0x7C) << 1; + } + else // 565 + { + blue = (lsb & 0x1F) << 3; + green = ((msb & 0x07) << 5) | ((lsb & 0xE0) >> 3); + red = (msb & 0xF8); + } + whitish = with_color ? ((red > 0x80) && (green > 0x80) && (blue > 0x80)) : ((red + green + blue) > 3 * 0x80); // whitish + colored = (red > 0xF0) || ((green > 0xF0) && (blue > 0xF0)); // reddish or yellowish? + } + break; + case 1: + case 2: + case 4: + case 8: + { + if (0 == in_bits) + { + in_byte = input_buffer[in_idx++]; + in_bits = 8; + } + uint16_t pn = (in_byte >> bitshift) & bitmask; + whitish = mono_palette_buffer[pn / 8] & (0x1 << pn % 8); + colored = color_palette_buffer[pn / 8] & (0x1 << pn % 8); + in_byte <<= depth; + in_bits -= depth; + } + break; + } + if (whitish) + { + // keep white + } + else if (colored && with_color) + { + out_color_byte &= ~(0x80 >> col % 8); // colored + } + else + { + out_byte &= ~(0x80 >> col % 8); // black + } + if ((7 == col % 8) || (col == w - 1)) // write that last byte! (for w%8!=0 border) + { + output_row_color_buffer[out_idx] = out_color_byte; + output_row_mono_buffer[out_idx++] = out_byte; + out_byte = 0xFF; // white (for w%8!=0 border) + out_color_byte = 0xFF; // white (for w%8!=0 border) + } + } // end pixel + int16_t yrow = y + (flip ? h - row - 1 : row); + display.writeImage(output_row_mono_buffer, output_row_color_buffer, x, yrow, w, 1); + } // end line + Serial.print("downloaded in "); Serial.print(millis() - startTime); Serial.println(" ms"); + Serial.print("bytes read "); Serial.println(bytes_read); + display.refresh(); + } + } + } + client.stop(); + if (!valid) + { + Serial.println("bitmap format not handled."); + } +} + +void drawBitmapFrom_HTTPS_ToBuffer(const char* host, const char* path, const char* filename, const char* fingerprint, int16_t x, int16_t y, bool with_color, const char* certificate) +{ + // Use WiFiClientSecure class to create TLS connection +#if defined (ESP8266) + BearSSL::WiFiClientSecure client; + BearSSL::X509List cert(certificate ? certificate : certificate_rawcontent); +#else + WiFiClientSecure client; +#endif + bool connection_ok = false; + bool valid = false; // valid format to be handled + bool flip = true; // bitmap is stored bottom-to-top + bool has_multicolors = (display.epd2.panel == GxEPD2::ACeP565) || (display.epd2.panel == GxEPD2::GDEY073D46); + uint32_t startTime = millis(); + if ((x >= display.width()) || (y >= display.height())) return; + display.fillScreen(GxEPD_WHITE); + Serial.print("connecting to "); Serial.println(host); +#if defined (ESP8266) + client.setBufferSizes(4096, 4096); // required + //client.setBufferSizes(8192, 4096); // may help for some sites + if (certificate) client.setTrustAnchors(&cert); + else if (fingerprint) client.setFingerprint(fingerprint); + else client.setInsecure(); +#elif defined (ESP32) + if (certificate) client.setCACert(certificate); +#endif + if (!client.connect(host, httpsPort)) + { + Serial.println("connection failed"); + return; + } + Serial.print("requesting URL: "); + Serial.println(String("https://") + host + path + filename); + client.print(String("GET ") + path + filename + " HTTP/1.1\r\n" + + "Host: " + host + "\r\n" + + "User-Agent: GxEPD2_WiFi_Example\r\n" + + "Connection: close\r\n\r\n"); + Serial.println("request sent"); + while (client.connected()) + { + String line = client.readStringUntil('\n'); + if (!connection_ok) + { + connection_ok = line.startsWith("HTTP/1.1 200 OK"); + if (connection_ok) Serial.println(line); + //if (!connection_ok) Serial.println(line); + } + if (!connection_ok) Serial.println(line); + //Serial.println(line); + if (line == "\r") + { + Serial.println("headers received"); + break; + } + } + if (!connection_ok) return; + // Parse BMP header + //if (read16(client) == 0x4D42) // BMP signature + uint16_t signature = 0; + for (int16_t i = 0; i < 50; i++) + { + if (!client.available()) delay(100); + else signature = read16(client); + if (signature == 0x4D42) + { + //Serial.print("signature wait loops: "); Serial.println(i); + break; + } + } + if (signature == 0x4D42) // BMP signature + { + uint32_t fileSize = read32(client); + uint32_t creatorBytes = read32(client); (void)creatorBytes; //unused + uint32_t imageOffset = read32(client); // Start of image data + uint32_t headerSize = read32(client); + uint32_t width = read32(client); + int32_t height = (int32_t) read32(client); + uint16_t planes = read16(client); + uint16_t depth = read16(client); // bits per pixel + uint32_t format = read32(client); + uint32_t bytes_read = 7 * 4 + 3 * 2; // read so far + if ((planes == 1) && ((format == 0) || (format == 3))) // uncompressed is handled, 565 also + { + Serial.print("File size: "); Serial.println(fileSize); + Serial.print("Image Offset: "); Serial.println(imageOffset); + Serial.print("Header size: "); Serial.println(headerSize); + Serial.print("Bit Depth: "); Serial.println(depth); + Serial.print("Image size: "); + Serial.print(width); + Serial.print('x'); + Serial.println(height); + // BMP rows are padded (if needed) to 4-byte boundary + uint32_t rowSize = (width * depth / 8 + 3) & ~3; + if (depth < 8) rowSize = ((width * depth + 8 - depth) / 8 + 3) & ~3; + if (height < 0) + { + height = -height; + flip = false; + } + uint16_t w = width; + uint16_t h = height; + if ((x + w - 1) >= display.width()) w = display.width() - x; + if ((y + h - 1) >= display.height()) h = display.height() - y; + //if (w <= max_row_width) // handle with direct drawing + { + valid = true; + uint8_t bitmask = 0xFF; + uint8_t bitshift = 8 - depth; + uint16_t red, green, blue; + bool whitish = false; + bool colored = false; + if (depth == 1) with_color = false; + if (depth <= 8) + { + if (depth < 8) bitmask >>= depth; + //bytes_read += skip(client, 54 - bytes_read); //palette is always @ 54 + bytes_read += skip(client, imageOffset - (4 << depth) - bytes_read); // 54 for regular, diff for colorsimportant + for (uint16_t pn = 0; pn < (1 << depth); pn++) + { + blue = client.read(); + green = client.read(); + red = client.read(); + client.read(); + bytes_read += 4; + whitish = with_color ? ((red > 0x80) && (green > 0x80) && (blue > 0x80)) : ((red + green + blue) > 3 * 0x80); // whitish + colored = (red > 0xF0) || ((green > 0xF0) && (blue > 0xF0)); // reddish or yellowish? + if (0 == pn % 8) mono_palette_buffer[pn / 8] = 0; + mono_palette_buffer[pn / 8] |= whitish << pn % 8; + if (0 == pn % 8) color_palette_buffer[pn / 8] = 0; + color_palette_buffer[pn / 8] |= colored << pn % 8; + //Serial.print("0x00"); Serial.print(red, HEX); Serial.print(green, HEX); Serial.print(blue, HEX); + //Serial.print(" : "); Serial.print(whitish); Serial.print(", "); Serial.println(colored); + rgb_palette_buffer[pn] = ((red & 0xF8) << 8) | ((green & 0xFC) << 3) | ((blue & 0xF8) >> 3); + } + } + uint32_t rowPosition = flip ? imageOffset + (height - h) * rowSize : imageOffset; + //Serial.print("skip "); Serial.println(rowPosition - bytes_read); + bytes_read += skip(client, rowPosition - bytes_read); + for (uint16_t row = 0; row < h; row++, rowPosition += rowSize) // for each line + { + if (!connection_ok || !(client.connected() || client.available())) break; + delay(1); // yield() to avoid WDT + uint32_t in_remain = rowSize; + uint32_t in_idx = 0; + uint32_t in_bytes = 0; + uint8_t in_byte = 0; // for depth <= 8 + uint8_t in_bits = 0; // for depth <= 8 + uint16_t color = GxEPD_WHITE; + for (uint16_t col = 0; col < w; col++) // for each pixel + { + yield(); + if (!connection_ok || !(client.connected() || client.available())) break; + // Time to read more pixel data? + if (in_idx >= in_bytes) // ok, exact match for 24bit also (size IS multiple of 3) + { + uint32_t get = in_remain > sizeof(input_buffer) ? sizeof(input_buffer) : in_remain; + uint32_t got = read8n(client, input_buffer, get); + while ((got < get) && connection_ok) + { + //Serial.print("got "); Serial.print(got); Serial.print(" < "); Serial.print(get); Serial.print(" @ "); Serial.println(bytes_read); + uint32_t gotmore = read8n(client, input_buffer + got, get - got); + got += gotmore; + connection_ok = gotmore > 0; + } + in_bytes = got; + in_remain -= got; + bytes_read += got; + } + if (!connection_ok) + { + Serial.print("Error: got no more after "); Serial.print(bytes_read); Serial.println(" bytes read!"); + break; + } + switch (depth) + { + case 32: + blue = input_buffer[in_idx++]; + green = input_buffer[in_idx++]; + red = input_buffer[in_idx++]; + in_idx++; // skip alpha + whitish = with_color ? ((red > 0x80) && (green > 0x80) && (blue > 0x80)) : ((red + green + blue) > 3 * 0x80); // whitish + colored = (red > 0xF0) || ((green > 0xF0) && (blue > 0xF0)); // reddish or yellowish? + color = ((red & 0xF8) << 8) | ((green & 0xFC) << 3) | ((blue & 0xF8) >> 3); + break; + case 24: + blue = input_buffer[in_idx++]; + green = input_buffer[in_idx++]; + red = input_buffer[in_idx++]; + whitish = with_color ? ((red > 0x80) && (green > 0x80) && (blue > 0x80)) : ((red + green + blue) > 3 * 0x80); // whitish + colored = (red > 0xF0) || ((green > 0xF0) && (blue > 0xF0)); // reddish or yellowish? + color = ((red & 0xF8) << 8) | ((green & 0xFC) << 3) | ((blue & 0xF8) >> 3); + break; + case 16: + { + uint8_t lsb = input_buffer[in_idx++]; + uint8_t msb = input_buffer[in_idx++]; + if (format == 0) // 555 + { + blue = (lsb & 0x1F) << 3; + green = ((msb & 0x03) << 6) | ((lsb & 0xE0) >> 2); + red = (msb & 0x7C) << 1; + color = ((red & 0xF8) << 8) | ((green & 0xFC) << 3) | ((blue & 0xF8) >> 3); + } + else // 565 + { + blue = (lsb & 0x1F) << 3; + green = ((msb & 0x07) << 5) | ((lsb & 0xE0) >> 3); + red = (msb & 0xF8); + color = (msb << 8) | lsb; + } + whitish = with_color ? ((red > 0x80) && (green > 0x80) && (blue > 0x80)) : ((red + green + blue) > 3 * 0x80); // whitish + colored = (red > 0xF0) || ((green > 0xF0) && (blue > 0xF0)); // reddish or yellowish? + } + break; + case 1: + case 2: + case 4: + case 8: + { + if (0 == in_bits) + { + in_byte = input_buffer[in_idx++]; + in_bits = 8; + } + uint16_t pn = (in_byte >> bitshift) & bitmask; + whitish = mono_palette_buffer[pn / 8] & (0x1 << pn % 8); + colored = color_palette_buffer[pn / 8] & (0x1 << pn % 8); + in_byte <<= depth; + in_bits -= depth; + color = rgb_palette_buffer[pn]; + } + break; + } + if (with_color && has_multicolors) + { + // keep color + } + else if (whitish) + { + color = GxEPD_WHITE; + } + else if (colored && with_color) + { + color = GxEPD_COLORED; + } + else + { + color = GxEPD_BLACK; + } + uint16_t yrow = y + (flip ? h - row - 1 : row); + display.drawPixel(x + col, yrow, color); + } // end pixel + } // end line + } + Serial.print("bytes read "); Serial.println(bytes_read); + } + } + Serial.print("loaded in "); Serial.print(millis() - startTime); Serial.println(" ms"); + client.stop(); + if (!valid) + { + Serial.println("bitmap format not handled."); + } +} + +void showBitmapFrom_HTTPS_Buffered(const char* host, const char* path, const char* filename, const char* fingerprint, int16_t x, int16_t y, bool with_color, const char* certificate) +{ + Serial.println(); Serial.print("downloading file \""); Serial.print(filename); Serial.println("\""); + display.setFullWindow(); + display.firstPage(); + do + { + drawBitmapFrom_HTTPS_ToBuffer(host, path, filename, fingerprint, x, y, with_color, certificate); + } + while (display.nextPage()); +} + +uint16_t read16(WiFiClient& client) +{ + // BMP data is stored little-endian, same as Arduino. + uint16_t result; + ((uint8_t *)&result)[0] = client.read(); // LSB + ((uint8_t *)&result)[1] = client.read(); // MSB + return result; +} + +uint32_t read32(WiFiClient& client) +{ + // BMP data is stored little-endian, same as Arduino. + uint32_t result; + ((uint8_t *)&result)[0] = client.read(); // LSB + ((uint8_t *)&result)[1] = client.read(); + ((uint8_t *)&result)[2] = client.read(); + ((uint8_t *)&result)[3] = client.read(); // MSB + return result; +} + +#if USE_BearSSL + +uint32_t skip(BearSSL::WiFiClientSecure& client, int32_t bytes) +{ + int32_t remain = bytes; + uint32_t start = millis(); + while ((client.connected() || client.available()) && (remain > 0)) + { + if (client.available()) + { + client.read(); + remain--; + } + else delay(1); + if (millis() - start > 2000) break; // don't hang forever + } + return bytes - remain; +} + +uint32_t read8n(BearSSL::WiFiClientSecure& client, uint8_t* buffer, int32_t bytes) +{ + int32_t remain = bytes; + uint32_t start = millis(); + while ((client.connected() || client.available()) && (remain > 0)) + { + if (client.available()) + { + int16_t v = client.read(); + *buffer++ = uint8_t(v); + remain--; + } + else delay(1); + if (millis() - start > 2000) break; // don't hang forever + } + return bytes - remain; +} + +#endif + +uint32_t skip(WiFiClient& client, int32_t bytes) +{ + int32_t remain = bytes; + uint32_t start = millis(); + while ((client.connected() || client.available()) && (remain > 0)) + { + if (client.available()) + { + client.read(); + remain--; + } + else delay(1); + if (millis() - start > 2000) break; // don't hang forever + } + return bytes - remain; +} + +uint32_t read8n(WiFiClient& client, uint8_t* buffer, int32_t bytes) +{ + int32_t remain = bytes; + uint32_t start = millis(); + while ((client.connected() || client.available()) && (remain > 0)) + { + if (client.available()) + { + int16_t v = client.read(); + *buffer++ = uint8_t(v); + remain--; + } + else delay(1); + if (millis() - start > 2000) break; // don't hang forever + } + return bytes - remain; +} + +// Set time via NTP, as required for x.509 validation +void setClock() +{ + configTime(3 * 3600, 0, "pool.ntp.org", "time.nist.gov"); + + Serial.print("Waiting for NTP time sync: "); + time_t now = time(nullptr); + while (now < 8 * 3600 * 2) + { + delay(500); + Serial.print("."); + now = time(nullptr); + } + Serial.println(""); + struct tm timeinfo; + gmtime_r(&now, &timeinfo); + Serial.print("Current time: "); + Serial.print(asctime(&timeinfo)); +}