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thinknode_m5: add pca9557 expander

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This commit is contained in:
Florent
2025-11-27 22:55:21 +01:00
parent d0f6def4f9
commit 24edd3cf20
5 changed files with 17 additions and 8 deletions
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3
variants/thinknode_m5/ThinknodeM5Board.cpp
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@@ -1,7 +1,6 @@
#include "ThinknodeM5Board.h" #include "ThinknodeM5Board.h"
void ThinknodeM5Board::begin() { void ThinknodeM5Board::begin() {
pinMode(PIN_VEXT_EN, OUTPUT); pinMode(PIN_VEXT_EN, OUTPUT);
digitalWrite(PIN_VEXT_EN, !PIN_VEXT_EN_ACTIVE); // force power cycle digitalWrite(PIN_VEXT_EN, !PIN_VEXT_EN_ACTIVE); // force power cycle
@@ -9,7 +8,7 @@ void ThinknodeM5Board::begin() {
digitalWrite(PIN_VEXT_EN, PIN_VEXT_EN_ACTIVE); // turn backlight back on digitalWrite(PIN_VEXT_EN, PIN_VEXT_EN_ACTIVE); // turn backlight back on
delay(120); // give display time to bias on cold boot delay(120); // give display time to bias on cold boot
ESP32Board::begin(); ESP32Board::begin();
pinMode(PIN_STATUS_LED, OUTPUT); // init power led // pinMode(PIN_STATUS_LED, OUTPUT); // init power led
} }
void ThinknodeM5Board::enterDeepSleep(uint32_t secs, int pin_wake_btn) { void ThinknodeM5Board::enterDeepSleep(uint32_t secs, int pin_wake_btn) {

7
variants/thinknode_m5/platformio.ini
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@@ -19,9 +19,9 @@ build_flags = ${esp32_base.build_flags}
-D P_LORA_MISO=7 -D P_LORA_MISO=7
-D P_LORA_MOSI=15 -D P_LORA_MOSI=15
-D PIN_USER_BTN=21 -D PIN_USER_BTN=21
-D PIN_STATUS_LED=1 # -D PIN_STATUS_LED=1 ; leds are on PCA !!!
-D LED_STATE_ON=HIGH # -D LED_STATE_ON=HIGH
-D PIN_LED=3 # -D PIN_LED=3
-D DISPLAY_ROTATION=4 -D DISPLAY_ROTATION=4
-D DISPLAY_CLASS=GxEPDDisplay -D DISPLAY_CLASS=GxEPDDisplay
-D EINK_DISPLAY_MODEL=GxEPD2_154_D67 -D EINK_DISPLAY_MODEL=GxEPD2_154_D67
@@ -45,6 +45,7 @@ build_src_filter = ${esp32_base.build_src_filter}
lib_deps = ${esp32_base.lib_deps} lib_deps = ${esp32_base.lib_deps}
zinggjm/GxEPD2 @ 1.6.2 zinggjm/GxEPD2 @ 1.6.2
bakercp/CRC32 @ ^2.0.0 bakercp/CRC32 @ ^2.0.0
maxpromer/PCA9557-arduino
[env:ThinkNode_M5_Repeater] [env:ThinkNode_M5_Repeater]
extends = ThinkNode_M5 extends = ThinkNode_M5

6
variants/thinknode_m5/target.cpp
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@@ -15,6 +15,7 @@ WRAPPER_CLASS radio_driver(radio, board);
ESP32RTCClock fallback_clock; ESP32RTCClock fallback_clock;
AutoDiscoverRTCClock rtc_clock(fallback_clock); AutoDiscoverRTCClock rtc_clock(fallback_clock);
SensorManager sensors; SensorManager sensors;
PCA9557 expander (0x18, &Wire1);
#ifdef DISPLAY_CLASS #ifdef DISPLAY_CLASS
DISPLAY_CLASS display; DISPLAY_CLASS display;
@@ -26,6 +27,11 @@ bool radio_init() {
rtc_clock.begin(Wire); rtc_clock.begin(Wire);
// pinMode(21, INPUT); // pinMode(21, INPUT);
// pinMode(48, OUTPUT); // pinMode(48, OUTPUT);
Wire1.begin(48, 47);
expander.pinMode(4, OUTPUT); // eink
expander.pinMode(5, OUTPUT); // peripherals
expander.digitalWrite(4, HIGH);
expander.digitalWrite(5, HIGH);
#if defined(P_LORA_SCLK) #if defined(P_LORA_SCLK)
spi.begin(P_LORA_SCLK, P_LORA_MISO, P_LORA_MOSI); spi.begin(P_LORA_SCLK, P_LORA_MISO, P_LORA_MOSI);
return radio.std_init(&spi); return radio.std_init(&spi);

3
variants/thinknode_m5/target.h
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@@ -12,11 +12,14 @@
#include <helpers/ui/GxEPDDisplay.h> #include <helpers/ui/GxEPDDisplay.h>
#include <helpers/ui/MomentaryButton.h> #include <helpers/ui/MomentaryButton.h>
#endif #endif
#include <Wire.h>
#include <PCA9557.h>
extern ThinknodeM5Board board; extern ThinknodeM5Board board;
extern WRAPPER_CLASS radio_driver; extern WRAPPER_CLASS radio_driver;
extern AutoDiscoverRTCClock rtc_clock; extern AutoDiscoverRTCClock rtc_clock;
extern SensorManager sensors; extern SensorManager sensors;
extern PCA9557 expander;
#ifdef DISPLAY_CLASS #ifdef DISPLAY_CLASS
extern DISPLAY_CLASS display; extern DISPLAY_CLASS display;

6
variants/thinknode_m5/variant.h
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@@ -7,8 +7,8 @@
#define PIN_VEXT_EN_ACTIVE HIGH #define PIN_VEXT_EN_ACTIVE HIGH
#define PIN_VEXT_EN 46 #define PIN_VEXT_EN 46
#define PIN_USER_BTN 21 #define PIN_USER_BTN 21
#define PIN_LED 3 //#define PIN_LED 3
#define PIN_STATUS_LED 1 //#define PIN_STATUS_LED 1
#define PIN_PWRBTN 14 #define PIN_PWRBTN 14
#define PIN_DISPLAY_MISO (-1) #define PIN_DISPLAY_MISO (-1)
@@ -18,4 +18,4 @@
#define PIN_DISPLAY_DC (40) #define PIN_DISPLAY_DC (40)
#define PIN_DISPLAY_RST (41) #define PIN_DISPLAY_RST (41)
#define PIN_DISPLAY_BUSY (42) #define PIN_DISPLAY_BUSY (42)
#define DISP_BACKLIGHT (5) //#define DISP_BACKLIGHT (5)