Add MeshCore relay_radio firmware for Heltec T114

variants/xiao_rp2040/XiaoRP2040Board.cpp

@@ -0,0 +1,30 @@
+#include "XiaoRP2040Board.h"
+
+#include <Arduino.h>
+#include <Wire.h>
+
+void XiaoRP2040Board::begin() {
+  // for future use, sub-classes SHOULD call this from their begin()
+  startup_reason = BD_STARTUP_NORMAL;
+
+#ifdef P_LORA_TX_LED
+  pinMode(P_LORA_TX_LED, OUTPUT);
+#endif
+
+#ifdef PIN_VBAT_READ
+  pinMode(PIN_VBAT_READ, INPUT);
+#endif
+
+#if defined(PIN_BOARD_SDA) && defined(PIN_BOARD_SCL)
+  Wire.setSDA(PIN_BOARD_SDA);
+  Wire.setSCL(PIN_BOARD_SCL);
+#endif
+
+  Wire.begin();
+
+  delay(10); // give sx1262 some time to power up
+}
+
+bool XiaoRP2040Board::startOTAUpdate(const char *id, char reply[]) {
+  return false;
+}

variants/xiao_rp2040/XiaoRP2040Board.h

@@ -0,0 +1,60 @@
+#pragma once
+
+#include <Arduino.h>
+#include <MeshCore.h>
+
+/*
+ * This board has no built-in way to read battery voltage.
+ * Nevertheless it's very easy to make it work, you only require two 1% resistors.
+ * If your using the WIO SX1262 Addon for xaio, make sure you dont connect D0!
+ *
+ *    BAT+ -----+
+ *              |
+ *       VSYS --+ -/\/\/\/\- --+
+ *                   200k      |
+ *                             +-- D0
+ *                             |
+ *        GND --+ -/\/\/\/\- --+
+ *              |    100k
+ *    BAT- -----+
+ */
+#define PIN_VBAT_READ     26 // D0
+#define BATTERY_SAMPLES   8
+#define ADC_MULTIPLIER    (3.0f * 3.3f * 1000)
+
+class XiaoRP2040Board : public mesh::MainBoard {
+protected:
+  uint8_t startup_reason;
+
+public:
+  void begin();
+  uint8_t getStartupReason() const override { return startup_reason; }
+
+#ifdef P_LORA_TX_LED
+  void onBeforeTransmit() override { digitalWrite(P_LORA_TX_LED, HIGH); }
+  void onAfterTransmit() override { digitalWrite(P_LORA_TX_LED, LOW); }
+#endif
+
+
+  uint16_t getBattMilliVolts() override {
+#if defined(PIN_VBAT_READ) && defined(ADC_MULTIPLIER)
+    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) / 4096;
+#else
+    return 0;
+#endif
+  }
+
+  const char *getManufacturerName() const override { return "Xiao RP2040"; }
+
+  void reboot() override { rp2040.reboot(); }
+
+  bool startOTAUpdate(const char *id, char reply[]) override;
+};

variants/xiao_rp2040/platformio.ini

@@ -0,0 +1,116 @@
+[Xiao_rp2040]
+extends = rp2040_base
+board = seeed_xiao_rp2040
+board_build.filesystem_size = 0.5m
+build_flags = ${rp2040_base.build_flags}
+  -I variants/xiao_rp2040
+  -D SX126X_CURRENT_LIMIT=140
+  -D USE_SX1262
+  -D RADIO_CLASS=CustomSX1262
+  -D WRAPPER_CLASS=CustomSX1262Wrapper
+  -D P_LORA_DIO_1=27 ; D1
+  -D P_LORA_NSS=6  ; D4
+  -D P_LORA_RESET=28 ; D2
+  -D P_LORA_BUSY=29 ; D3
+  -D P_LORA_TX_LED=17
+  -D SX126X_RXEN=7  ; D5
+  -D SX126X_TXEN=RADIOLIB_NC
+  -D SX126X_DIO2_AS_RF_SWITCH=true
+  -D SX126X_DIO3_TCXO_VOLTAGE=1.8
+  -D SX126X_RX_BOOSTED_GAIN=1
+  -D LORA_TX_POWER=22
+; Debug options
+  ; -D DEBUG_RP2040_WIRE=1
+  ; -D DEBUG_RP2040_SPI=1
+  ; -D DEBUG_RP2040_CORE=1
+  ; -D RADIOLIB_DEBUG_SPI=1
+  ; -D DEBUG_RP2040_PORT=Serial
+build_src_filter = ${rp2040_base.build_src_filter}
+  +<XiaoRP2040Board.cpp>
+  +<../variants/xiao_rp2040>
+lib_deps = ${rp2040_base.lib_deps}
+
+[env:Xiao_rp2040_repeater]
+extends = Xiao_rp2040
+build_flags = ${Xiao_rp2040.build_flags}
+  -D ADVERT_NAME='"Xiao Repeater"'
+  -D ADVERT_LAT=0.0
+  -D ADVERT_LON=0.0
+  -D ADMIN_PASSWORD='"password"'
+  -D MAX_NEIGHBOURS=50
+  -D MESH_PACKET_LOGGING=1
+  -D MESH_DEBUG=1
+build_src_filter = ${Xiao_rp2040.build_src_filter}
+  +<../examples/simple_repeater>
+
+[env:Xiao_rp2040_room_server]
+extends = Xiao_rp2040
+build_flags = ${Xiao_rp2040.build_flags}
+  -D ADVERT_NAME='"Xiao Room"'
+  -D ADVERT_LAT=0.0
+  -D ADVERT_LON=0.0
+  -D ADMIN_PASSWORD='"password"'
+  -D ROOM_PASSWORD='"hello"'
+;  -D MESH_PACKET_LOGGING=1
+;  -D MESH_DEBUG=1
+build_src_filter = ${Xiao_rp2040.build_src_filter}
+  +<../examples/simple_room_server>
+
+[env:Xiao_rp2040_companion_radio_usb]
+extends = Xiao_rp2040
+build_flags = ${Xiao_rp2040.build_flags}
+  -D MAX_CONTACTS=100
+  -D MAX_GROUP_CHANNELS=8
+; NOTE: DO NOT ENABLE -->  -D MESH_PACKET_LOGGING=1
+; NOTE: DO NOT ENABLE -->  -D MESH_DEBUG=1
+build_src_filter = ${Xiao_rp2040.build_src_filter}
+  +<../examples/companion_radio/*.cpp>
+lib_deps = ${Xiao_rp2040.lib_deps}
+  densaugeo/base64 @ ~1.4.0
+lib_ignore = BLE
+
+; [env:Xiao_rp2040_companion_radio_ble]
+; extends = Xiao_rp2040
+; build_flags = ${Xiao_rp2040.build_flags}
+;   -D MAX_CONTACTS=100
+;   -D MAX_GROUP_CHANNELS=8
+;   -D BLE_PIN_CODE=123456
+;   -D BLE_DEBUG_LOGGING=1
+; ;  -D MESH_PACKET_LOGGING=1
+; ;  -D MESH_DEBUG=1
+; build_src_filter = ${Xiao_rp2040.build_src_filter}
+;   +<../examples/companion_radio/*.cpp>
+; lib_deps = ${Xiao_rp2040.lib_deps}
+;   densaugeo/base64 @ ~1.4.0
+
+; [env:Xiao_rp2040_companion_radio_wifi]
+; extends = Xiao_rp2040
+; build_flags = ${Xiao_rp2040.build_flags}
+;   -D MAX_CONTACTS=100
+;   -D MAX_GROUP_CHANNELS=8
+;   -D WIFI_DEBUG_LOGGING=1
+;   -D WIFI_SSID='"myssid"'
+;   -D WIFI_PWD='"mypwd"'
+; ;  -D MESH_PACKET_LOGGING=1
+; ;  -D MESH_DEBUG=1
+; build_src_filter = ${Xiao_rp2040.build_src_filter}
+;   +<../examples/companion_radio/*.cpp>
+; lib_deps = ${Xiao_rp2040.lib_deps}
+;   densaugeo/base64 @ ~1.4.0
+
+[env:Xiao_rp2040_terminal_chat]
+extends = Xiao_rp2040
+build_flags = ${Xiao_rp2040.build_flags}
+  -D MAX_CONTACTS=100
+  -D MAX_GROUP_CHANNELS=1
+;  -D MESH_PACKET_LOGGING=1
+;  -D MESH_DEBUG=1
+build_src_filter = ${Xiao_rp2040.build_src_filter}
+  +<../examples/simple_secure_chat/main.cpp>
+lib_deps = ${Xiao_rp2040.lib_deps}
+  densaugeo/base64 @ ~1.4.0
+
+[env:Xiao_rp2040_kiss_modem]
+extends = Xiao_rp2040
+build_src_filter = ${Xiao_rp2040.build_src_filter}
+  +<../examples/kiss_modem/>

variants/xiao_rp2040/target.cpp

@@ -0,0 +1,35 @@
+#include "target.h"
+
+#include <Arduino.h>
+#include <helpers/ArduinoHelpers.h>
+
+XiaoRP2040Board board;
+
+RADIO_CLASS radio = new Module(P_LORA_NSS, P_LORA_DIO_1, P_LORA_RESET, P_LORA_BUSY);
+
+WRAPPER_CLASS radio_driver(radio, board);
+
+VolatileRTCClock fallback_clock;
+AutoDiscoverRTCClock rtc_clock(fallback_clock);
+SensorManager sensors;
+
+#ifndef LORA_CR
+#define LORA_CR 5
+#endif
+
+bool radio_init() {
+  rtc_clock.begin(Wire);
+
+#if defined(P_LORA_SCLK)
+  spi.begin(P_LORA_SCLK, P_LORA_MISO, P_LORA_MOSI);
+  return radio.std_init(&spi);
+#else
+  return radio.std_init();
+#endif
+}
+
+mesh::LocalIdentity radio_new_identity() {
+  RadioNoiseListener rng(radio);
+  return mesh::LocalIdentity(&rng); // create new random identity
+}
+

variants/xiao_rp2040/target.h

@@ -0,0 +1,19 @@
+#pragma once
+
+#define RADIOLIB_STATIC_ONLY 1
+
+#include <RadioLib.h>
+#include <helpers/AutoDiscoverRTCClock.h>
+#include <helpers/radiolib/CustomSX1262Wrapper.h>
+#include <helpers/radiolib/RadioLibWrappers.h>
+#include <helpers/SensorManager.h>
+#include <XiaoRP2040Board.h>
+
+extern XiaoRP2040Board board;
+extern WRAPPER_CLASS radio_driver;
+extern AutoDiscoverRTCClock rtc_clock;
+extern SensorManager sensors;
+
+bool radio_init();
+mesh::LocalIdentity radio_new_identity();
+