#ifndef ELECROW_ThinkNode_M5_VAR #define ELECROW_ThinkNode_M5_VAR #define UART_TX 43 #define UART_RX 44 // LED // Both of these are on the GPIO expander #define PCA_LED_USER 1 // the Blue LED #define PCA_LED_POWER 3 // the Red LED? Seems to have hardware logic to blink when USB is plugged in. // USB_CHECK #define EXT_PWR_DETECT 12 #define ADC_V 8 #define PIN_BUZZER 9 // Buttons #define PIN_BUTTON2 14 #define PIN_BUTTON1 21 // Wire Interfaces #define I2C_SCL 1 #define I2C_SDA 2 // GPS pins #define GPS_SWITH 10 #define HAS_GPS 1 #define GPS_L76K #define PIN_GPS_REINIT 13 // An output to reset L76K GPS. As per datasheet, low for > 100ms will reset the L76K #define PIN_GPS_STANDBY 11 // An output to wake GPS, low means allow sleep, high means force wake #define GPS_TX_PIN 20 // This is for bits going TOWARDS the CPU #define GPS_RX_PIN 19 // This is for bits going TOWARDS the GPS #define GPS_THREAD_INTERVAL 50 #define PIN_SERIAL1_RX GPS_TX_PIN #define PIN_SERIAL1_TX GPS_RX_PIN // PCF8563 RTC Module #define PCF8563_RTC 0x51 #define SX126X_CS 17 #define LORA_SCK 16 #define LORA_MOSI 15 #define LORA_MISO 7 #define SX126X_RESET 6 #define SX126X_BUSY 5 #define SX126X_DIO1 4 #define SX126X_DIO2_AS_RF_SWITCH #define SX126X_DIO3_TCXO_VOLTAGE 3.3 #define SX126X_POWER_EN 46 #define SX126X_MAX_POWER 22 // SX126xInterface.cpp defaults to 22 if not defined, but here we define it for good practice #define USE_SX1262 #define LORA_CS SX126X_CS // FIXME: for some reason both are used in /src #define LORA_DIO1 SX126X_DIO1 #define USE_EINK #define PIN_EINK_EN -1 // Note: this is really just backlight power #define PCA_PIN_EINK_EN 5 // This is the pin number on the GPIO expander #define PIN_EINK_CS 39 #define PIN_EINK_BUSY 42 #define PIN_EINK_DC 40 #define PIN_EINK_RES 41 #define PIN_EINK_SCLK 38 #define PIN_EINK_MOSI 45 // also called SDI // Controls power for all peripherals (eink + GPS + LoRa + Sensor) #define PIN_POWER_EN -1 #define PCA_PIN_POWER_EN 4 // This is the pin number on the GPIO expander #define PIN_SPI_MISO 7 #define PIN_SPI_MOSI 15 #define PIN_SPI_SCK 16 #define BUTTON_PIN PIN_BUTTON1 #define BUTTON_PIN_ALT PIN_BUTTON2 #endif