* BIG refactor: 'board' and 'radio' objects now defined in 'target.h/.cpp'

* mesh::RTCClock class moved to MeshCore.h

variants/promicro_nrf52840/platformio.ini

@@ -1,8 +1,10 @@
 [faketec]
 extends = nrf52840_base
 board = promicro_nrf52840
-build_src_filter = ${nrf52840_base.build_src_filter}  +<helpers/nrf52/faketecBoard.cpp>
 build_flags = ${nrf52840_base.build_flags}
+  -I src
+  -I src/helpers/nrf52
+  -I variants/promicro_nrf52840
   -D FAKETEC
   -D RADIO_CLASS=CustomSX1262
   -D WRAPPER_CLASS=CustomSX1262Wrapper
@@ -14,6 +16,9 @@ build_flags = ${nrf52840_base.build_flags}
   -D PIN_BOARD_SDA=8
   -D PIN_OLED_RESET=-1
   -D PIN_USER_BTN=6
+build_src_filter = ${nrf52840_base.build_src_filter}
+  +<helpers/nrf52/FaketecBoard.cpp>
+  +<../variants/promicro_nrf52840>
 lib_deps=
   ${nrf52840_base.lib_deps}
 	adafruit/Adafruit SSD1306 @ ^2.5.13
@@ -98,14 +103,17 @@ lib_deps =
 [ProMicroLLCC68]
 extends = nrf52840_base
 board = promicro_nrf52840
-build_src_filter = ${nrf52840_base.build_src_filter}  +<helpers/nrf52/faketecBoard.cpp>
 build_flags = ${nrf52840_base.build_flags}
+  -I variants/promicro_nrf52840
   -D FAKETEC
   -D RADIO_CLASS=CustomLLCC68 
   -D WRAPPER_CLASS=CustomLLCC68Wrapper
   -D LORA_TX_POWER=22
   -D SX126X_CURRENT_LIMIT=130
   -D SX126X_RX_BOOSTED_GAIN=1
+build_src_filter = ${nrf52840_base.build_src_filter}
+  +<helpers/nrf52/FaketecBoard.cpp>
+  +<../variants/promicro_nrf52840>
 
 [env:ProMicroLLCC68_Repeater]
 extends = ProMicroLLCC68

variants/promicro_nrf52840/target.cpp

@@ -0,0 +1,46 @@
+#include <Arduino.h>
+#include "target.h"
+
+FaketecBoard board;
+
+RADIO_CLASS radio = new Module(P_LORA_NSS, P_LORA_DIO_1, P_LORA_RESET, P_LORA_BUSY, SPI);
+
+#ifndef LORA_CR
+  #define LORA_CR      5
+#endif
+
+bool radio_init() {
+#ifdef SX126X_DIO3_TCXO_VOLTAGE
+  float tcxo = SX126X_DIO3_TCXO_VOLTAGE;
+#else
+  float tcxo = 1.6f;
+#endif
+
+  SPI.setPins(P_LORA_MISO, P_LORA_SCLK, P_LORA_MOSI);
+  SPI.begin();
+  int status = radio.begin(LORA_FREQ, LORA_BW, LORA_SF, LORA_CR, RADIOLIB_SX126X_SYNC_WORD_PRIVATE, LORA_TX_POWER, 8, tcxo);
+  if (status == RADIOLIB_ERR_SPI_CMD_FAILED || status == RADIOLIB_ERR_SPI_CMD_INVALID) {
+    #define SX126X_DIO3_TCXO_VOLTAGE (0.0f);
+    tcxo = SX126X_DIO3_TCXO_VOLTAGE;
+    status = radio.begin(LORA_FREQ, LORA_BW, LORA_SF, LORA_CR, RADIOLIB_SX126X_SYNC_WORD_PRIVATE, LORA_TX_POWER, 8, tcxo);
+  }
+  if (status != RADIOLIB_ERR_NONE) {
+    Serial.print("ERROR: radio init failed: ");
+    Serial.println(status);
+    return false;  // fail
+  }
+  
+  radio.setCRC(1);
+  
+#ifdef SX126X_CURRENT_LIMIT
+  radio.setCurrentLimit(SX126X_CURRENT_LIMIT);
+#endif
+#ifdef SX126X_DIO2_AS_RF_SWITCH
+  radio.setDio2AsRfSwitch(SX126X_DIO2_AS_RF_SWITCH);
+#endif
+#ifdef SX126X_RX_BOOSTED_GAIN
+  radio.setRxBoostedGainMode(SX126X_RX_BOOSTED_GAIN);
+#endif
+
+  return true;  // success
+}

variants/promicro_nrf52840/target.h

@@ -0,0 +1,10 @@
+#pragma once
+
+#include <FaketecBoard.h>
+#include <helpers/CustomSX1262Wrapper.h>
+#include <helpers/CustomLLCC68Wrapper.h>
+
+extern FaketecBoard board;
+extern RADIO_CLASS radio;
+
+bool radio_init();