firmware/variants/ seeed_s3_gpio/variant.h
Sabering 1bcf07ce19
Update variant.h
Updated for S3 module.
2025-07-26 08:35:49 +02:00

65 lines
1.7 KiB
C

/*
Board Information: https://www.seeedstudio.com/XIAO-ESP32S3-Sense-p-5639.html
Expansion Board Information : https://www.seeedstudio.com/Seeeduino-XIAO-Expansion-board-p-4746.html
L76K GPS Module Information : https://www.seeedstudio.com/L76K-GNSS-Module-for-Seeed-Studio-XIAO-p-5864.html
*/
#define LED_PIN 44
#define LED_STATE_ON 1 // State when LED is lit
#define BUTTON_PIN 21 // This is the Program Button
#define BUTTON_NEED_PULLUP
#define BATTERY_PIN -1
#define ADC_CHANNEL ADC1_GPIO1_CHANNEL
#define BATTERY_SENSE_RESOLUTION_BITS 12
/*Warning:
https://www.seeedstudio.com/L76K-GNSS-Module-for-Seeed-Studio-XIAO-p-5864.html
L76K Expansion Board can not directly used, L76K Reset Pin needs to override or physically remove it,
otherwise it will conflict with the SPI pins
*/
#define GPS_L76K
#ifdef GPS_L76K
#define GPS_RX_PIN 39
#define GPS_TX_PIN 40
#define HAS_GPS 0
#define GPS_BAUDRATE 9600
#define GPS_THREAD_INTERVAL 50
#define PIN_SERIAL1_RX PIN_GPS_TX
#define PIN_SERIAL1_TX PIN_GPS_RX
#define PIN_GPS_STANDBY 1
#endif
// XIAO S3 Expansion board has 1.3 inch OLED Screen
#define USCREEN_SSD1306
#define I2C_SDA 5
#define I2C_SCL 6
// XIAO S3 LORA module
#define USE_SX1262
#define LORA_MISO 8
#define LORA_SCK 7
#define LORA_MOSI 9
#define LORA_CS 4
#define LORA_RESET 43
#define LORA_DIO1 2
#define LORA_DIO2 1
#ifdef USE_SX1262
#define SX126X_CS LORA_CS
#define SX126X_DIO1 LORA_DIO1
#define SX126X_BUSY 3
#define SX126X_RESET LORA_RESET
// DIO2 controlls an antenna switch and the TCXO voltage is controlled by DIO3
#define SX126X_DIO2_AS_RF_SWITCH
#define SX126X_RXEN 1
#define SX126X_TXEN RADIOLIB_NC
#define SX126X_DIO3_TCXO_VOLTAGE 1.8
#endif