/* * variant.h * Copyright (C) 2023 Seeed K.K. * MIT License */ #pragma once #include "WVariant.h" //////////////////////////////////////////////////////////////////////////////// // Low frequency clock source #define VARIANT_MCK (64000000ul) //#define USE_LFXO // 32.768 kHz crystal oscillator #define USE_LFRC // 32.768 kHz RC oscillator //////////////////////////////////////////////////////////////////////////////// // Power #define PIN_EXT_VCC (21) #define EXT_VCC (PIN_EXT_VCC) #define BATTERY_PIN (17) #define ADC_RESOLUTION 12 //////////////////////////////////////////////////////////////////////////////// // Number of pins #define PINS_COUNT (23) #define NUM_DIGITAL_PINS (23) #define NUM_ANALOG_INPUTS (3) #define NUM_ANALOG_OUTPUTS (0) //////////////////////////////////////////////////////////////////////////////// // UART pin definition #define PIN_SERIAL1_TX (1) #define PIN_SERIAL1_RX (0) //////////////////////////////////////////////////////////////////////////////// // I2C pin definition #define WIRE_INTERFACES_COUNT 2 #define PIN_WIRE_SDA (6) #define PIN_WIRE_SCL (7) #define PIN_WIRE1_SDA (13) #define PIN_WIRE1_SCL (14) //////////////////////////////////////////////////////////////////////////////// // SPI pin definition #define SPI_INTERFACES_COUNT 2 #define PIN_SPI_SCK (2) #define PIN_SPI_MISO (3) #define PIN_SPI_MOSI (4) #define PIN_SPI_NSS (5) #define PIN_SPI1_SCK (18) #define PIN_SPI1_MISO (19) #define PIN_SPI1_MOSI (20) //////////////////////////////////////////////////////////////////////////////// // Builtin LEDs #define PIN_LED (22) #define LED_PIN PIN_LED #define LED_BLUE PIN_LED #define LED_BUILTIN PIN_LED #define LED_STATE_ON 1 //////////////////////////////////////////////////////////////////////////////// // Builtin buttons #define PIN_BUTTON1 (6) #define BUTTON_PIN PIN_BUTTON1