add heltec tracker v2 board.

boards/heltec_wireless_tracker_v2.json

@@ -0,0 +1,37 @@
+{
+  "build": {
+    "arduino": {
+      "ldscript": "esp32s3_out.ld",
+      "partitions": "default_8MB.csv"
+    },
+    "core": "esp32",
+    "extra_flags": [
+      "-DARDUINO_USB_CDC_ON_BOOT=1",
+      "-DARDUINO_USB_MODE=0",
+      "-DARDUINO_RUNNING_CORE=1",
+      "-DARDUINO_EVENT_RUNNING_CORE=1"
+    ],
+    "f_cpu": "240000000L",
+    "f_flash": "80000000L",
+    "flash_mode": "qio",
+    "hwids": [["0x303A", "0x1001"]],
+    "mcu": "esp32s3",
+    "variant": "heltec_wireless_tracker_v2"
+  },
+  "connectivity": ["wifi", "bluetooth", "lora"],
+  "debug": {
+    "openocd_target": "esp32s3.cfg"
+  },
+  "frameworks": ["arduino", "espidf"],
+  "name": "Heltec Wireless Tracker V2",
+  "upload": {
+    "flash_size": "8MB",
+    "maximum_ram_size": 327680,
+    "maximum_size": 8388608,
+    "wait_for_upload_port": true,
+    "require_upload_port": true,
+    "speed": 921600
+  },
+  "url": "https://heltec.org",
+  "vendor": "Heltec"
+}

src/graphics/Screen.cpp

@@ -453,7 +453,7 @@ void Screen::handleSetOn(bool on, FrameCallback einkScreensaver)
 #endif
 
             dispdev->displayOn();
-#ifdef HELTEC_TRACKER_V1_X
+#if defined(HELTEC_TRACKER_V1_X) || defined(HELTEC_WIRELESS_TRACKER_V2)
             ui->init();
 #endif
 #ifdef USE_ST7789

src/mesh/SX126xInterface.cpp

@@ -52,7 +52,7 @@ template <typename T> bool SX126xInterface<T>::init()
     pinMode(SX126X_POWER_EN, OUTPUT);
 #endif
 
-#ifdef HELTEC_V4
+#if defined(HELTEC_V4)||defined(HELTEC_WIRELESS_TRACKER_V2)
     pinMode(LORA_PA_POWER, OUTPUT);
     digitalWrite(LORA_PA_POWER, HIGH);
 
@@ -352,7 +352,7 @@ template <typename T> bool SX126xInterface<T>::sleep()
     digitalWrite(SX126X_POWER_EN, LOW);
 #endif
 
-#ifdef HELTEC_V4
+#if defined(HELTEC_V4)||defined(HELTEC_WIRELESS_TRACKER_V2)
     /*
      * Do not switch the power on and off frequently.
      * After turning off LORA_PA_EN, the power consumption has dropped to the uA level.
@@ -367,7 +367,7 @@ template <typename T> bool SX126xInterface<T>::sleep()
 /** Some boards require GPIO control of tx vs rx paths */
 template <typename T> void SX126xInterface<T>::setTransmitEnable(bool txon)
 {
-#ifdef HELTEC_V4
+#if defined(HELTEC_V4)||defined(HELTEC_WIRELESS_TRACKER_V2)
     digitalWrite(LORA_PA_POWER, HIGH);
     digitalWrite(LORA_PA_EN, HIGH);
     digitalWrite(LORA_PA_TX_EN, txon ? 1 : 0);

src/platform/esp32/architecture.h

@@ -201,6 +201,8 @@
 #define HW_VENDOR meshtastic_HardwareModel_HELTEC_V4
 #elif defined(M5STACK_UNITC6L)
 #define HW_VENDOR meshtastic_HardwareModel_M5STACK_C6L
+#elif defined(HELTEC_WIRELESS_TRACKER_V2)
+#define HW_VENDOR meshtastic_HardwareModel_HELTEC_WIRELESS_TRACKER_V2
 #endif
 
 // -----------------------------------------------------------------------------

src/sleep.cpp

@@ -554,7 +554,7 @@ void enableLoraInterrupt()
     gpio_pullup_en((gpio_num_t)LORA_CS);
 #endif
 
-#ifdef HELTEC_V4
+#if defined(HELTEC_V4)||defined(HELTEC_WIRELESS_TRACKER_V2)
     gpio_pullup_en((gpio_num_t)LORA_PA_POWER);
     gpio_pullup_en((gpio_num_t)LORA_PA_EN);
     gpio_pulldown_en((gpio_num_t)LORA_PA_TX_EN);

variants/esp32s3/heltec_wireless_tracker_v2/pins_arduino.h

@@ -0,0 +1,71 @@
+#ifndef Pins_Arduino_h
+#define Pins_Arduino_h
+
+#include "soc/soc_caps.h"
+#include <stdint.h>
+
+#define DISPLAY_HEIGHT 80
+#define DISPLAY_WIDTH 160
+
+#define USB_VID 0x303a
+#define USB_PID 0x1001
+
+static const uint8_t LED_BUILTIN = 18;
+#define BUILTIN_LED LED_BUILTIN // backward compatibility
+#define LED_BUILTIN LED_BUILTIN
+
+static const uint8_t TX = 43;
+static const uint8_t RX = 44;
+
+static const uint8_t SDA = 5;
+static const uint8_t SCL = 6;
+
+static const uint8_t SS = 8;
+static const uint8_t MOSI = 10;
+static const uint8_t MISO = 11;
+static const uint8_t SCK = 9;
+
+static const uint8_t A0 = 1;
+static const uint8_t A1 = 2;
+static const uint8_t A2 = 3;
+static const uint8_t A3 = 4;
+static const uint8_t A4 = 5;
+static const uint8_t A5 = 6;
+static const uint8_t A6 = 7;
+static const uint8_t A7 = 8;
+static const uint8_t A8 = 9;
+static const uint8_t A9 = 10;
+static const uint8_t A10 = 11;
+static const uint8_t A11 = 12;
+static const uint8_t A12 = 13;
+static const uint8_t A13 = 14;
+static const uint8_t A14 = 15;
+static const uint8_t A15 = 16;
+static const uint8_t A16 = 17;
+static const uint8_t A17 = 18;
+static const uint8_t A18 = 19;
+static const uint8_t A19 = 20;
+
+static const uint8_t T1 = 1;
+static const uint8_t T2 = 2;
+static const uint8_t T3 = 3;
+static const uint8_t T4 = 4;
+static const uint8_t T5 = 5;
+static const uint8_t T6 = 6;
+static const uint8_t T7 = 7;
+static const uint8_t T8 = 8;
+static const uint8_t T9 = 9;
+static const uint8_t T10 = 10;
+static const uint8_t T11 = 11;
+static const uint8_t T12 = 12;
+static const uint8_t T13 = 13;
+static const uint8_t T14 = 14;
+
+static const uint8_t Vext = 3;
+static const uint8_t LED = 18;
+
+static const uint8_t RST_LoRa = 12;
+static const uint8_t BUSY_LoRa = 13;
+static const uint8_t DIO0 = 14;
+
+#endif /* Pins_Arduino_h */

variants/esp32s3/heltec_wireless_tracker_v2/platformio.ini

@@ -0,0 +1,15 @@
+[env:heltec-wireless-tracker-v2]
+extends = esp32s3_base
+board = heltec_wireless_tracker_v2
+board_build.partitions = default_8MB.csv
+upload_protocol = esptool
+
+build_flags = 
+  ${esp32s3_base.build_flags}
+  -I variants/esp32s3/heltec_wireless_tracker_v2
+  -D HELTEC_WIRELESS_TRACKER_V2
+  -D GPS_POWER_TOGGLE ; comment this line to disable triple press function on the user button to turn off gps entirely.
+  -D SX126X_MAX_POWER=11 ;The latter limit is the largest, and will be updated after the V4 update.
+lib_deps =
+  ${esp32s3_base.lib_deps}
+  lovyan03/LovyanGFX@^1.2.0

variants/esp32s3/heltec_wireless_tracker_v2/variant.h

@@ -0,0 +1,78 @@
+#define LED_PIN 18
+
+#define _VARIANT_HELTEC_WIRELESS_TRACKER
+
+// I2C
+#define I2C_SDA SDA
+#define I2C_SCL SCL
+
+// ST7735S TFT LCD
+#define ST7735S 1 // there are different (sub-)versions of ST7735
+#define ST7735_CS 38
+#define ST7735_RS 40  // DC
+#define ST7735_SDA 42 // MOSI
+#define ST7735_SCK 41
+#define ST7735_RESET 39
+#define ST7735_MISO -1
+#define ST7735_BUSY -1
+#define TFT_BL 21 
+#define ST7735_SPI_HOST SPI3_HOST
+#define SPI_FREQUENCY 40000000
+#define SPI_READ_FREQUENCY 16000000
+#define SCREEN_ROTATE
+#define TFT_HEIGHT DISPLAY_WIDTH
+#define TFT_WIDTH DISPLAY_HEIGHT
+#define TFT_OFFSET_X 24
+#define TFT_OFFSET_Y 0
+#define TFT_INVERT false
+#define SCREEN_TRANSITION_FRAMERATE 3 // fps
+#define DISPLAY_FORCE_SMALL_FONTS
+
+
+#define VEXT_ENABLE 3 // active HIGH - powers the GPS, GPS LNA and OLED
+#define VEXT_ON_VALUE HIGH
+#define BUTTON_PIN 0
+
+#define BATTERY_PIN 1 // A battery voltage measurement pin, voltage divider connected here to measure battery voltage
+#define ADC_CHANNEL ADC1_GPIO1_CHANNEL
+#define ADC_ATTENUATION ADC_ATTEN_DB_2_5 // lower dB for high resistance voltage divider
+#define ADC_MULTIPLIER 4.9 * 1.045
+#define ADC_CTRL 2     // active HIGH, powers the voltage divider. 
+#define ADC_USE_PULLUP // Use internal pullup/pulldown instead of actively driving the output
+
+#undef GPS_RX_PIN
+#undef GPS_TX_PIN
+#define GPS_RX_PIN 33
+#define GPS_TX_PIN 34
+#define PIN_GPS_RESET 35
+#define PIN_GPS_PPS 36
+// #define PIN_GPS_EN 3    // Uncomment to power off the GPS with triple-click on Tracker v2, though we'll also lose the
+// display.
+
+#define GPS_RESET_MODE LOW
+#define GPS_UC6580
+#define GPS_BAUDRATE 115200
+
+#define USE_SX1262
+#define LORA_DIO0 -1 // a No connect on the SX1262 module
+#define LORA_RESET 12
+#define LORA_DIO1 14 // SX1262 IRQ
+#define LORA_DIO2 13 // SX1262 BUSY
+#define LORA_DIO3    // Not connected on PCB, but internally on the TTGO SX1262, if DIO3 is high the TXCO is enabled
+
+#define LORA_SCK 9
+#define LORA_MISO 11
+#define LORA_MOSI 10
+#define LORA_CS 8
+
+#define SX126X_CS LORA_CS
+#define SX126X_DIO1 LORA_DIO1
+#define SX126X_BUSY LORA_DIO2
+#define SX126X_RESET LORA_RESET
+
+#define SX126X_DIO2_AS_RF_SWITCH
+#define SX126X_DIO3_TCXO_VOLTAGE 1.8
+
+#define LORA_PA_POWER 7 // power en
+#define LORA_PA_EN    4
+#define LORA_PA_TX_EN 46 // enable tx