/* * variant.h * Copyright (C) 2023 Seeed K.K. * MIT License */ #pragma once #include "WVariant.h" //////////////////////////////////////////////////////////////////////////////// // Low frequency clock source #define USE_LFXO // 32.768 kHz crystal oscillator #define VARIANT_MCK (64000000ul) #define WIRE_INTERFACES_COUNT (2) //////////////////////////////////////////////////////////////////////////////// // Power #define NRF_APM #define PIN_3V3_EN (38) #define BATTERY_PIN (4) #define ADC_MULTIPLIER (4.90F) #define ADC_RESOLUTION (14) #define BATTERY_SENSE_RES (12) #define AREF_VOLTAGE (3.0) // Power management boot protection threshold (millivolts) // Set to 0 to disable boot protection #define PWRMGT_VOLTAGE_BOOTLOCK 3300 // Won't boot below this voltage (mV) // LPCOMP wake configuration (voltage recovery from SYSTEMOFF) // AIN2 = P0.04 = BATTERY_PIN / PIN_VBAT_READ #define PWRMGT_LPCOMP_AIN 2 #define PWRMGT_LPCOMP_REFSEL 1 // 2/8 VDD (~3.68-4.04V) //////////////////////////////////////////////////////////////////////////////// // Number of pins #define PINS_COUNT (48) #define NUM_DIGITAL_PINS (48) #define NUM_ANALOG_INPUTS (1) #define NUM_ANALOG_OUTPUTS (0) //////////////////////////////////////////////////////////////////////////////// // UART pin definition #define PIN_SERIAL1_RX (37) #define PIN_SERIAL1_TX (39) #define PIN_SERIAL2_RX (9) #define PIN_SERIAL2_TX (10) //////////////////////////////////////////////////////////////////////////////// // I2C pin definition #define PIN_WIRE_SDA (26) // P0.26 #define PIN_WIRE_SCL (27) // P0.27 #define PIN_WIRE1_SDA (7) // P0.8 #define PIN_WIRE1_SCL (8) // P0.7 //////////////////////////////////////////////////////////////////////////////// // SPI pin definition #define SPI_INTERFACES_COUNT (2) #define PIN_SPI_MISO (23) #define PIN_SPI_MOSI (22) #define PIN_SPI_SCK (19) #define PIN_SPI_NSS (24) //////////////////////////////////////////////////////////////////////////////// // Builtin LEDs #define LED_BUILTIN (35) #define PIN_LED LED_BUILTIN #define LED_RED LED_BUILTIN #define LED_BLUE (-1) // No blue led, prevents Bluefruit flashing the green LED during advertising #define LED_PIN LED_BUILTIN #define LED_STATE_ON LOW #define PIN_NEOPIXEL (14) #define NEOPIXEL_NUM (2) //////////////////////////////////////////////////////////////////////////////// // Builtin buttons #define PIN_BUTTON1 (42) #define BUTTON_PIN PIN_BUTTON1 // #define PIN_BUTTON2 (11) // #define BUTTON_PIN2 PIN_BUTTON2 #define PIN_USER_BTN BUTTON_PIN #define EXTERNAL_FLASH_DEVICES MX25R1635F #define EXTERNAL_FLASH_USE_QSPI //////////////////////////////////////////////////////////////////////////////// // Lora #define USE_SX1262 #define LORA_CS (24) #define SX126X_DIO1 (20) #define SX126X_BUSY (17) #define SX126X_RESET (25) #define SX126X_DIO2_AS_RF_SWITCH #define SX126X_DIO3_TCXO_VOLTAGE 1.8 #define PIN_SPI1_MISO (43) #define PIN_SPI1_MOSI (41) #define PIN_SPI1_SCK (40) //////////////////////////////////////////////////////////////////////////////// // Buzzer // #define PIN_BUZZER (46) //////////////////////////////////////////////////////////////////////////////// // GPS #define GPS_EN (21) #define GPS_RESET (38) #define PIN_GPS_RX (39) // This is for bits going TOWARDS the GPS #define PIN_GPS_TX (37) // This is for bits going TOWARDS the CPU //////////////////////////////////////////////////////////////////////////////// // TFT #define PIN_TFT_SCL (40) #define PIN_TFT_SDA (41) #define PIN_TFT_RST (2) #define PIN_TFT_VDD_CTL (3) #define PIN_TFT_LEDA_CTL (15) #define PIN_TFT_CS (11) #define PIN_TFT_DC (12)