mirror of
https://github.com/meshtastic/firmware.git
synced 2025-10-28 23:34:03 +00:00
59 lines
2.0 KiB
C
59 lines
2.0 KiB
C
#define LED_PIN 35
|
|
|
|
#define USE_SSD1306 // Heltec_v4 has an SSD1315 display (compatible with SSD1306 driver)
|
|
|
|
#define RESET_OLED 21
|
|
#define I2C_SDA 17 // I2C pins for this board
|
|
#define I2C_SCL 18
|
|
|
|
#define VEXT_ENABLE 36 // active low, powers the oled display and the lora antenna boost
|
|
#define BUTTON_PIN 0
|
|
|
|
#define ADC_CTRL 37
|
|
#define ADC_CTRL_ENABLED HIGH
|
|
#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 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 TCXO 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 USE_GC1109_PA // We have a GC1109 power amplifier+attenuator
|
|
#define LORA_PA_POWER 7 // power en
|
|
#define LORA_PA_EN 2
|
|
#define LORA_PA_TX_EN 46 // enable tx
|
|
|
|
/*
|
|
* GPS pins
|
|
*/
|
|
#define GPS_L76K
|
|
#define PIN_GPS_RESET (42) // An output to reset L76K GPS. As per datasheet, low for > 100ms will reset the L76K
|
|
#define GPS_RESET_MODE LOW
|
|
#define PIN_GPS_EN (34)
|
|
#define GPS_EN_ACTIVE LOW
|
|
#define PERIPHERAL_WARMUP_MS 1000 // Make sure I2C QuickLink has stable power before continuing
|
|
#define PIN_GPS_STANDBY (40) // An output to wake GPS, low means allow sleep, high means force wake
|
|
#define PIN_GPS_PPS (41)
|
|
// Seems to be missing on this new board
|
|
#define GPS_TX_PIN (38) // This is for bits going TOWARDS the CPU
|
|
#define GPS_RX_PIN (39) // This is for bits going TOWARDS the GPS
|
|
#define GPS_THREAD_INTERVAL 50 |