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Heltec-Tracker: TFT LCD support (#2612)

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* Heltec-Tracker: TFT LCD support

* trunk fmt

* backwards compatibility  with ST7735 devices

* trunk fmt
This commit is contained in:
Manuel
2023-07-15 15:53:26 +02:00
committed by GitHub
parent 003047baaf
commit c75965480f
5 changed files with 156 additions and 48 deletions
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31
variants/heltec_wireless_tracker/variant.h
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@@ -1,18 +1,25 @@
#define LED_PIN 18
#define TFT_POWER_EN 46
#define ST7735_RESET 39 // Output
// ST7735S TFT LCD
#define ST7735S 1 // there are different (sub-)versions of ST7735
#define ST7735_CS 38
#define ST7735_BACKLIGHT_EN 45
#define ST7735_RS 40
#define ST7735_SDA 42
#define ST7735_RS 40 // DC
#define ST7735_SDA 42 // MOSI
#define ST7735_SCK 41
// #define RESET_OLED 21
// #define I2C_SDA 17 // I2C pins for this board
// #define I2C_SCL 18
#define ST7735_RESET 39
#define ST7735_MISO -1
#define ST7735_BUSY -1
#define ST7735_BL 45
#define ST7735_SPI_HOST SPI3_HOST
#define ST7735_BACKLIGHT_EN 45
#define SPI_FREQUENCY 40000000
#define SPI_READ_FREQUENCY 16000000
#define SCREEN_ROTATE
#define TFT_HEIGHT 160
#define TFT_WIDTH 80
#define TFT_OFFSET_X 26
#define TFT_OFFSET_Y 0
#define VTFT_CTRL 46 // Heltec Tracker needs this pulled low for TFT
#define SCREEN_TRANSITION_FRAMERATE 1 // fps
#define VEXT_ENABLE Vext // active low, powers the oled display and the lora antenna boost
@@ -31,8 +38,6 @@
#define PIN_GPS_PPS 36
#define VGNSS_CTRL 37 // Heltec Tracker needs this pulled low for GPS
#define VTFT_CTRL 46 // Heltec Tracker needs this pulled low for TFT
#define USE_SX1262
#define LORA_DIO0 -1 // a No connect on the SX1262 module