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https://github.com/meshcore-dev/MeshCore.git
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109 lines
3.4 KiB
C
109 lines
3.4 KiB
C
/*
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* variant.h
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* Copyright (C) 2023 Seeed K.K.
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* MIT License
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*/
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#pragma once
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#include "WVariant.h"
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////////////////////////////////////////////////////////////////////////////////
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// Low frequency clock source
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#define USE_LFXO // 32.768 kHz crystal oscillator
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#define VARIANT_MCK (64000000ul)
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// #define USE_LFRC // 32.768 kHz RC oscillator
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////////////////////////////////////////////////////////////////////////////////
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// Number of pins
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#define PINS_COUNT (48)
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#define NUM_DIGITAL_PINS (48)
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#define NUM_ANALOG_INPUTS (1)
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#define NUM_ANALOG_OUTPUTS (0)
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////////////////////////////////////////////////////////////////////////////////
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// Power
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#define NRF_APM // detect usb power
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#define EXT_CHRG_DETECT (32) // P1.3
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#define EXT_PWR_DETECT (31) // P0.5
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#define PIN_VBAT_READ (5)
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#define AREF_VOLTAGE (2.4f)
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#define ADC_MULTIPLIER (2.0) //(1.75f)
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// 2.0 gives more coherent value, 4.2V when charged, needs tweaking
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#define ADC_RESOLUTION (12)
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#define ADC_MAX (4096)
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#define EEPROM_POWER (7)
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#define BAT_POWER (17)
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#define PIN_PWR_EN (16)
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////////////////////////////////////////////////////////////////////////////////
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// UART pin definition
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#define PIN_SERIAL1_RX PIN_GPS_TX
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#define PIN_SERIAL1_TX PIN_GPS_RX
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////////////////////////////////////////////////////////////////////////////////
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// I2C pin definition
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#define HAS_WIRE (1)
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#define WIRE_INTERFACES_COUNT (1)
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#define PIN_WIRE_SDA (26) // P0.26
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#define PIN_WIRE_SCL (27) // P0.27
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#define I2C_NO_RESCAN
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////////////////////////////////////////////////////////////////////////////////
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// SPI pin definition
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#define SPI_INTERFACES_COUNT (1)
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#define PIN_SPI_MISO (47) // P1.15
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#define PIN_SPI_MOSI (46) // P1.14
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#define PIN_SPI_SCK (45) // P1.13
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#define PIN_SPI_NSS (44) // P1.12
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////////////////////////////////////////////////////////////////////////////////
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// Builtin LEDs
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#define LED_POWER (29)
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#define LED_BLUE (-1) // No blue led
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#define PIN_LED_BLUE (37)
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#define PIN_LED_GREEN (35) // P0.24
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#define PIN_LED_RED (33)
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#define LED_PIN PIN_LED_GREEN
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#define LED_BUILTIN PIN_LED_BLUE
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#define LED_STATE_ON LOW
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////////////////////////////////////////////////////////////////////////////////
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// Builtin buttons
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#define PIN_BUTTON1 (12) // P0.12
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#define BUTTON_PIN PIN_BUTTON1
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////////////////////////////////////////////////////////////////////////////////
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// GPS
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#define HAS_GPS 1
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#define PIN_GPS_RX (22)
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#define PIN_GPS_TX (20)
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#define PIN_GPS_POWER (14)
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#define PIN_GPS_EN (21) // STANDBY
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#define PIN_GPS_RESET (25) // REINIT
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#define GPS_RESET_ACTIVE LOW
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#define GPS_EN_ACTIVE HIGH
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#define GPS_BAUDRATE 9600
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////////////////////////////////////////////////////////////////////////////////
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// Buzzer
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#define BUZZER_EN (37) // P1.5
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#define BUZZER_PIN (25) // P0.25
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