Faketec board support, including build targets

boards/supermini_nrf52840.json

@@ -0,0 +1,78 @@
+{
+    "build": {
+      "arduino":{
+        "ldscript": "nrf52840_s140_v6.ld"
+      },
+      "core": "nRF5",
+      "cpu": "cortex-m4",
+      "extra_flags": "-DARDUINO_NRF52840_FEATHER -DNRF52840_XXAA",
+      "f_cpu": "64000000L",
+      "hwids": [
+        [ 
+          "0x239A",
+          "0x00B3"
+        ],
+        [
+          "0x239A",
+          "0x8029"
+        ],
+        [
+          "0x239A",
+          "0x0029"
+        ],
+        [
+          "0x239A",
+          "0x002A"
+        ],
+        [
+          "0x239A",
+          "0x802A"
+        ]
+      ],
+      "usb_product": "SuperMini nRF52840",
+      "mcu": "nrf52840",
+      "variant": "supermini_nrf52840",
+      "variants_dir": "variants",
+      "bsp": {
+        "name": "adafruit"
+      },
+      "softdevice": {
+        "sd_flags": "-DS140",
+        "sd_name": "s140",
+        "sd_version": "6.1.1",
+        "sd_fwid": "0x00B6"
+      },
+      "bootloader": {
+        "settings_addr": "0xFF000"
+      }
+    },
+    "connectivity": [
+      "bluetooth"
+    ],
+    "debug": {
+      "jlink_device": "nRF52840_xxAA",
+      "svd_path": "nrf52840.svd"
+    },
+    "frameworks": [
+      "arduino",
+      "zephyr"
+    ],
+    "name": "Nologo SuperMini nRF52840",
+    "upload": {
+      "maximum_ram_size": 248832,
+      "maximum_size": 815104,
+      "speed": 115200,
+      "protocol": "nrfutil",
+      "protocols": [
+        "jlink",
+        "nrfjprog",
+        "nrfutil",
+        "stlink"
+      ],
+      "use_1200bps_touch": true,
+      "require_upload_port": true,
+      "wait_for_upload_port": true
+    },
+    "url": "https://www.nologo.tech/en/product/otherboard/NRF52840.html",
+    "vendor": "Nologo"
+  }

examples/companion_radio/main.cpp

@@ -92,6 +92,10 @@
   #include <helpers/nrf52/TechoBoard.h>
   #include <helpers/CustomSX1262Wrapper.h>
   static TechoBoard board;
+#elif defined(FAKETEC)
+  #include <helpers/nrf52/faketecBoard.h>
+  #include <helpers/CustomSX1262Wrapper.h>
+  static faketecBoard board;
 #else
   #error "need to provide a 'board' object"
 #endif
@@ -1290,7 +1294,9 @@ void setup() {
   sprintf(dev_name, "MeshCore-%s", the_mesh.getNodeName());
   serial_interface.begin(dev_name, the_mesh.getBLEPin());
 #else
+#ifdef RAK_4631
   pinMode(WB_IO2, OUTPUT);
+#endif
   serial_interface.begin(Serial);
 #endif
   the_mesh.startInterface(serial_interface);

examples/simple_repeater/main.cpp

@@ -96,6 +96,10 @@
   #include <helpers/nrf52/TechoBoard.h>
   #include <helpers/CustomSX1262Wrapper.h>
   static TechoBoard board;
+#elif defined(FAKETEC)
+  #include <helpers/nrf52/faketecBoard.h>
+  #include <helpers/CustomSX1262Wrapper.h>
+  static faketecBoard board;
 #else
   #error "need to provide a 'board' object"
 #endif

examples/simple_room_server/main.cpp

@@ -100,6 +100,10 @@
   #include <helpers/nrf52/TechoBoard.h>
   #include <helpers/CustomSX1262Wrapper.h>
   static TechoBoard board;
+#elif defined(FAKETEC)
+  #include <helpers/nrf52/faketecBoard.h>
+  #include <helpers/CustomSX1262Wrapper.h>
+  static faketecBoard board;
 #else
   #error "need to provide a 'board' object"
 #endif

examples/simple_secure_chat/main.cpp

@@ -78,6 +78,10 @@
   #include <helpers/nrf52/T1000eBoard.h>
   #include <helpers/CustomLR1110Wrapper.h>
   static T1000eBoard board;
+#elif defined(FAKETEC)
+  #include <helpers/nrf52/faketecBoard.h>
+  #include <helpers/CustomSX1262Wrapper.h>
+  static faketecBoard board;
 #else
   #error "need to provide a 'board' object"
 #endif

platformio.ini

@@ -947,3 +947,91 @@ build_src_filter = ${LilyGo_Techo.build_src_filter}
 lib_deps =
   ${LilyGo_Techo.lib_deps}
   densaugeo/base64 @ ~1.4.0
+
+
+[faketec]
+extends = nrf52840_base
+board = supermini_nrf52840
+#board_check = true
+build_src_filter = ${nrf52840_base.build_src_filter}  +<helpers/nrf52/faketecBoard.cpp>
+build_flags = ${nrf52840_base.build_flags}
+  -D FAKETEC
+  -D RADIO_CLASS=CustomSX1262
+  -D WRAPPER_CLASS=CustomSX1262Wrapper
+  -D LORA_TX_POWER=22
+  -D SX126X_CURRENT_LIMIT=130
+
+[env:Faketec_Repeater]
+extends = faketec
+build_src_filter = ${faketec.build_src_filter} +<../examples/simple_repeater/main.cpp>
+build_flags =
+  ${faketec.build_flags} 
+  -D ADVERT_NAME="\"Faketec Repeater\""
+  -D ADVERT_LAT=-37.0
+  -D ADVERT_LON=145.0
+  -D ADMIN_PASSWORD="\"password\""
+;  -D MESH_PACKET_LOGGING=1
+;  -D MESH_DEBUG=1
+lib_deps =
+  ${faketec.lib_deps}
+  adafruit/RTClib @ ^2.1.3
+
+[env:Faketec_room_server]
+extends = faketec
+build_src_filter = ${faketec.build_src_filter} +<../examples/simple_room_server/main.cpp>
+build_flags =
+  ${faketec.build_flags} 
+  -D ADVERT_NAME="\"Test Room\""
+  -D ADVERT_LAT=-37.0
+  -D ADVERT_LON=145.0
+  -D ADMIN_PASSWORD="\"password\""
+  -D ROOM_PASSWORD="\"hello\""
+;  -D MESH_PACKET_LOGGING=1
+;  -D MESH_DEBUG=1
+lib_deps =
+  ${faketec.lib_deps}
+  adafruit/RTClib @ ^2.1.3
+
+[env:Faketec_terminal_chat]
+extends = faketec
+build_flags =
+  ${faketec.build_flags} 
+  -D MAX_CONTACTS=100
+  -D MAX_GROUP_CHANNELS=1
+;  -D MESH_PACKET_LOGGING=1
+;  -D MESH_DEBUG=1
+build_src_filter = ${faketec.build_src_filter} +<../examples/simple_secure_chat/main.cpp>
+lib_deps =
+  ${faketec.lib_deps}
+  densaugeo/base64 @ ~1.4.0
+  adafruit/RTClib @ ^2.1.3
+
+[env:Faketec_companion_radio_usb]
+extends = faketec
+build_flags =
+  ${faketec.build_flags} 
+  -D MAX_CONTACTS=100
+  -D MAX_GROUP_CHANNELS=1
+; NOTE: DO NOT ENABLE -->  -D MESH_PACKET_LOGGING=1
+; NOTE: DO NOT ENABLE -->  -D MESH_DEBUG=1
+build_src_filter = ${faketec.build_src_filter} +<../examples/companion_radio/main.cpp>
+lib_deps =
+  ${faketec.lib_deps}
+  adafruit/RTClib @ ^2.1.3
+  densaugeo/base64 @ ~1.4.0
+
+[env:Faketec_companion_radio_ble]
+extends = faketec
+build_flags =
+  ${faketec.build_flags} 
+  -D MAX_CONTACTS=100
+  -D MAX_GROUP_CHANNELS=1
+  -D BLE_PIN_CODE=123456
+  -D BLE_DEBUG_LOGGING=1
+;  -D MESH_PACKET_LOGGING=1
+;  -D MESH_DEBUG=1
+build_src_filter = ${faketec.build_src_filter} +<helpers/nrf52/SerialBLEInterface.cpp> +<../examples/companion_radio/main.cpp>
+lib_deps =
+  ${faketec.lib_deps}
+  adafruit/RTClib @ ^2.1.3
+  densaugeo/base64 @ ~1.4.0

src/helpers/nrf52/faketecBoard.cpp

@@ -0,0 +1,63 @@
+#include <Arduino.h>
+#include "faketecBoard.h"
+
+#include <bluefruit.h>
+#include <Wire.h>
+
+static BLEDfu bledfu;
+
+static void connect_callback(uint16_t conn_handle)
+{
+    (void)conn_handle;
+    MESH_DEBUG_PRINTLN("BLE client connected");
+}
+
+static void disconnect_callback(uint16_t conn_handle, uint8_t reason)
+{
+    (void)conn_handle;
+    (void)reason;
+
+    MESH_DEBUG_PRINTLN("BLE client disconnected");
+}
+
+bool faketecBoard::startOTAUpdate() {
+    // Config the peripheral connection with maximum bandwidth
+    // more SRAM required by SoftDevice
+    // Note: All config***() function must be called before begin()
+    Bluefruit.configPrphBandwidth(BANDWIDTH_MAX);
+    Bluefruit.configPrphConn(92, BLE_GAP_EVENT_LENGTH_MIN, 16, 16);
+
+    Bluefruit.begin(1, 0);
+    // Set max power. Accepted values are: -40, -30, -20, -16, -12, -8, -4, 0, 4
+    Bluefruit.setTxPower(4);
+    // Set the BLE device name
+    Bluefruit.setName("Faketec_OTA");
+
+    Bluefruit.Periph.setConnectCallback(connect_callback);
+    Bluefruit.Periph.setDisconnectCallback(disconnect_callback);
+
+    // To be consistent OTA DFU should be added first if it exists
+    bledfu.begin();
+
+    // Set up and start advertising
+    // Advertising packet
+    Bluefruit.Advertising.addFlags(BLE_GAP_ADV_FLAGS_LE_ONLY_GENERAL_DISC_MODE);
+    Bluefruit.Advertising.addTxPower();
+    Bluefruit.Advertising.addName();
+
+    /* Start Advertising
+     - Enable auto advertising if disconnected
+     - Interval:  fast mode = 20 ms, slow mode = 152.5 ms
+     - Timeout for fast mode is 30 seconds
+     - Start(timeout) with timeout = 0 will advertise forever (until connected)
+
+     For recommended advertising interval
+     https://developer.apple.com/library/content/qa/qa1931/_index.html
+    */
+    Bluefruit.Advertising.restartOnDisconnect(true);
+    Bluefruit.Advertising.setInterval(32, 244); // in unit of 0.625 ms
+    Bluefruit.Advertising.setFastTimeout(30);   // number of seconds in fast mode
+    Bluefruit.Advertising.start(0);             // 0 = Don't stop advertising after n seconds
+
+  return true;
+}

src/helpers/nrf52/faketecBoard.h

@@ -0,0 +1,61 @@
+#pragma once
+
+#include <MeshCore.h>
+#include <Arduino.h>
+
+#define P_LORA_NSS D13 
+#define P_LORA_DIO_1 D11
+#define P_LORA_RESET D10
+#define P_LORA_BUSY  D16
+#define P_LORA_MISO  D15
+#define P_LORA_SCLK  D12
+#define P_LORA_MOSI  D14
+#define SX126X_POWER_EN EXT_VCC
+
+#define SX126X_DIO2_AS_RF_SWITCH  true
+#define SX126X_DIO3_TCXO_VOLTAGE   1.8
+
+#define  PIN_VBAT_READ PIN_A2
+#define  ADC_MULTIPLIER   (1.815) // dependent on voltage divider resistors. TODO: more accurate battery tracking
+
+class faketecBoard : public mesh::MainBoard {
+protected:
+  uint8_t startup_reason;
+
+public:
+  void begin() {
+    // for future use, sub-classes SHOULD call this from their begin()
+    startup_reason = BD_STARTUP_NORMAL;
+
+    pinMode(PIN_VBAT_READ, INPUT);
+
+    pinMode(SX126X_POWER_EN, OUTPUT);
+    digitalWrite(SX126X_POWER_EN, HIGH);
+    delay(10);   // give sx1262 some time to power up
+  }
+
+  uint8_t getStartupReason() const override { return startup_reason; }
+
+  #define BATTERY_SAMPLES 8
+
+  uint16_t getBattMilliVolts() override {
+    analogReadResolution(12);
+
+    uint32_t raw = 0;
+    for (int i = 0; i < BATTERY_SAMPLES; i++) {
+      raw += analogRead(PIN_VBAT_READ);
+    }
+    raw = raw / BATTERY_SAMPLES;
+    return (ADC_MULTIPLIER * raw);
+  }
+
+  const char* getManufacturerName() const override {
+    return "Faketec DIY";
+  }
+
+  void reboot() override {
+    NVIC_SystemReset();
+  }
+
+  bool startOTAUpdate() override;
+};

variants/supermini_nrf52840/variant.cpp

@@ -0,0 +1,52 @@
+#include "variant.h"
+#include "wiring_constants.h"
+#include "wiring_digital.h"
+#include "nrf.h"
+
+const uint32_t g_ADigitalPinMap[] =
+{
+    // D0 - D9 (left side, top to bottom)
+    6,  // D0 is P0.06 (D0, TX)
+    8,  // D1 is P0.08 (D1, RX)
+    17, // D2 is P0.17 (D2, SCK)
+    20, // D3 is P0.20 (D3, MISO)
+    22, // D4 is P0.22 (D4, MOSI)
+    24, // D5 is P0.24 (D5, CS)
+    32, // D6 is P1.00 (D6, SDA)
+    11, // D7 is P0.11 (D7, SCL)
+    36, // D8 is P1.04 (D8)
+    38, // D9 is P1.06 (D9)
+
+    // D10 - D17 (right side, bottom to top)
+    9,  // D10 is P0.09 (D10, NFC1)
+    10, // D11 is P0.10 (D11, NFC2)
+    43, // D12 is P1.11 (D12)
+    45, // D13 is P1.13 (D13, SDA1)
+    47, // D14 is P1.15 (D14, SCL1)
+    2,  // D15 is P0.02 (D15, A0)
+    29, // D16 is P0.29 (D16, A1)
+    31, // D17 is P0.31 (D17, A2)
+
+    // D18 - D20 (extra center pins, left to right)
+    33, // D18 is P1.01 (D18, SCK1)
+    34, // D19 is P1.02 (D19, MISO1)
+    39, // D20 is P1.07 (D20, MOSI1)
+
+    // EXT_VCC
+    13, // 'D21' is P0.13 (EXT_VCC) [active high]
+
+    // LED
+    15, // 'D22' is P0.15 (LED)
+};
+
+void initVariant()
+{
+    // enable EXT_VCC by default
+    pinMode(EXT_VCC, OUTPUT);
+    digitalWrite(EXT_VCC, HIGH);
+
+    // enable LED by default
+    pinMode(LED_BUILTIN, OUTPUT);
+    digitalWrite(LED_BUILTIN, HIGH);
+}
+

variants/supermini_nrf52840/variant.h

@@ -0,0 +1,176 @@
+#ifndef _SUPERMINI_NRF52840_H_
+#define _SUPERMINI_NRF52840_H_
+
+#define TARGET_SUPERMINI_NRF52840
+
+/** Master clock frequency */
+#define VARIANT_MCK       (64000000ul)
+
+//#define USE_LFXO      // Board uses 32khz crystal for LF
+#define USE_LFRC    // Board uses RC for LF
+
+/*----------------------------------------------------------------------------
+ *        Headers
+ *----------------------------------------------------------------------------*/
+
+#include "WVariant.h"
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif // __cplusplus
+
+#define PINS_COUNT           (23)
+#define NUM_DIGITAL_PINS     (23)
+#define NUM_ANALOG_INPUTS    (3)
+#define NUM_ANALOG_OUTPUTS   (0)
+
+// NOTE:
+//
+// BATTERY VOLTAGE IS READ VIA VDDH/5 BY CALLING
+//
+// analogReadVDDHDIV5() // returns uint32_t
+
+// 3V3 Regulator Disable
+#define PIN_EXT_VCC          (21) // EXT_VCC is P0.13 (set low to disable 3v3)
+#define EXT_VCC              (PIN_EXT_VCC)
+
+// LEDs
+#define PIN_LED              (22) // USR LED is P0.15
+#define LED_PWR              (PINS_COUNT) // no LED_PWR
+#define PIN_NEOPIXEL         (PINS_COUNT) // no neopixel
+#define NEOPIXEL_NUM         0
+#define LED_BLUE             PIN_LED // required by bluefruit library
+
+#define LED_BUILTIN          PIN_LED
+
+#define LED_STATE_ON         1         // State when LED is on
+
+/*
+ * Buttons
+ */
+#define PIN_BUTTON1          (PINS_COUNT) // no button
+
+// Digital PINs
+// NOTE: THIS IS A RENUMBERING OF THE PINS
+// AND DOES NOT CORRESPOND TO THE NICENANO DIAGRAM
+
+// left side (top to bottom)
+#define D0 (0ul) // P0.06 (TX)
+#define D1 (1ul) // P0.08 (RX)
+#define D2 (2ul) // P0.17 (SCK)
+#define D3 (3ul) // P0.20 (MISO)
+#define D4 (4ul) // P0.22 (MOSI)
+#define D5 (5ul) // P0.24 (CS)
+#define D6 (6ul) // P1.00 (SDA)
+#define D7 (7ul) // P0.11 (SCL)
+#define D8 (8ul) // P1.04
+#define D9 (9ul) // P1.06
+
+// right side (bottom to top)
+#define D10 (10ul) // P0.09 (NFC1)
+#define D11 (11ul) // P0.10 (NFC2)
+#define D12 (12ul) // P1.11
+#define D13 (13ul) // P1.13 (SDA1)
+#define D14 (14ul) // P1.15 (SCL1)
+#define D15 (15ul) // P0.02/AIN0 (A0)
+#define D16 (16ul) // P0.29/AIN6 (A1)
+#define D17 (17ul) // P0.31/AIN7 (A2)
+
+// extra center pins (left to right)
+#define D18 (18ul) // P1.01 (SCK1)
+#define D19 (19ul) // P1.02 (MISO1)
+#define D20 (20ul) // P1.07 (MOSI1)
+
+/*
+ * Macros for nRF pin numbers for compatibility
+ */
+#define P0_06 (D0)
+#define P0_08 (D1)
+#define P0_17 (D2)
+#define P0_20 (D3)
+#define P0_22 (D4)
+#define P0_24 (D5)
+#define P1_00 (D6)
+#define P0_11 (D7)
+#define P1_04 (D8)
+#define P1_06 (D9)
+#define P0_09 (D10)
+#define P0_10 (D11)
+#define P1_11 (D12)
+#define P1_13 (D13)
+#define P1_15 (D14)
+#define P0_02 (D15)
+#define P0_29 (D16)
+#define P0_31 (D17)
+#define P1_01 (D18)
+#define P1_02 (D19)
+#define P1_07 (D20)
+#define P0_13 (EXT_VCC)
+#define P0_15 (PIN_LED)
+
+/*
+ * Analog pins
+ */
+#define PIN_A0               (15) // P0.02 (D15)
+#define PIN_A1               (16) // P0.29 (D16)
+#define PIN_A2               (17) // P0.31 (D17)
+
+static const uint8_t A0  = PIN_A0 ;
+static const uint8_t A1  = PIN_A1 ;
+static const uint8_t A2  = PIN_A2 ;
+#define ADC_RESOLUTION    12
+
+/*
+ * Other pins
+ */
+#define PIN_NFC1             (10) // P0.09 - also D10
+#define PIN_NFC2             (11) // P0.10 - also D11
+
+/*
+ * Serial interfaces
+ */
+#define PIN_SERIAL1_TX       (0) // P0.06 - also D0
+#define PIN_SERIAL1_RX       (1) // P0.08 - also D1
+
+/*
+ * SPI Interfaces
+ */
+#define SPI_INTERFACES_COUNT 2
+
+#define PIN_SPI_SCK          (2) // P0.17 - D2
+#define PIN_SPI_MISO         (3) // P0.20 - D3
+#define PIN_SPI_MOSI         (4) // P0.22 - D4
+
+static const uint8_t SS   = (5); // P0.24 - D5
+static const uint8_t MOSI = PIN_SPI_MOSI ;
+static const uint8_t MISO = PIN_SPI_MISO ;
+static const uint8_t SCK  = PIN_SPI_SCK ;
+
+#define PIN_SPI1_SCK          (18) // P1.01 - D18
+#define PIN_SPI1_MISO         (19) // P1.02 - D19
+#define PIN_SPI1_MOSI         (20) // P1.07 - D20
+
+/*
+ * Wire Interfaces
+ */
+#define WIRE_INTERFACES_COUNT 2
+
+#define PIN_WIRE_SDA         (6) // P1.00 - D6
+#define PIN_WIRE_SCL         (7) // P0.11 - D7
+
+static const uint8_t SDA = PIN_WIRE_SDA;
+static const uint8_t SCL = PIN_WIRE_SCL;
+
+#define PIN_WIRE1_SDA        (13) // P1.13 - D13
+#define PIN_WIRE1_SCL        (14) // P1.15 - D14
+
+#ifdef __cplusplus
+}
+#endif
+
+/*----------------------------------------------------------------------------
+ *        Arduino objects - C++ only
+ *----------------------------------------------------------------------------*/
+
+#endif