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- MeshCore-based Simple Sensor firmware - Heltec T114 without display - BME280 sensor support (temp/humidity/pressure) - Radio: 868.856018 MHz, SF7, BW62.5 kHz, CR4/7 - 2-byte path hash - PlatformIO project
133 lines
3.8 KiB
C
133 lines
3.8 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 WIRE_INTERFACES_COUNT (2)
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////////////////////////////////////////////////////////////////////////////////
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// Power
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#define NRF_APM
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#define PIN_3V3_EN (38)
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#define BATTERY_PIN (3)
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#define ADC_MULTIPLIER (4.90F)
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#define ADC_RESOLUTION (14)
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#define BATTERY_SENSE_RES (12)
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#define AREF_VOLTAGE (3.0)
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#define MV_LSB (3000.0F / 4096.0F) // 12-bit ADC with 3.0V input range
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// Power management boot protection threshold (millivolts)
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// Set to 0 to disable boot protection
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#define PWRMGT_VOLTAGE_BOOTLOCK 3300 // Won't boot below this voltage (mV)
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// LPCOMP wake configuration (voltage recovery from SYSTEMOFF)
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// AIN1 = P0.03 = BATTERY_PIN / PIN_VBAT_READ
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#define PWRMGT_LPCOMP_AIN 1
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#define PWRMGT_LPCOMP_REFSEL 1 // 2/8 VDD (~3.68-4.04V)
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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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// I2C pin definition
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#define PIN_WIRE_SDA (0 + 7)
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#define PIN_WIRE_SCL (0 + 8)
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// I2C bus 1
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// Available on header pins, for general use
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#define PIN_WIRE1_SDA (0 + 4)
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#define PIN_WIRE1_SCL (0 + 27)
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////////////////////////////////////////////////////////////////////////////////
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// Builtin LEDs
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#define LED_BUILTIN (28)
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#define PIN_LED LED_BUILTIN
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#define LED_RED LED_BUILTIN
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#define LED_BLUE (-1) // No blue led, prevents Bluefruit flashing the green LED during advertising
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#define LED_PIN LED_BUILTIN
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#define LED_STATE_ON 1
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// #define PIN_NEOPIXEL (-1)
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// #define NEOPIXEL_NUM (2)
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////////////////////////////////////////////////////////////////////////////////
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// Builtin buttons
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#define PIN_BUTTON1 (32 + 10)
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#define BUTTON_PIN PIN_BUTTON1
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// #define PIN_BUTTON2 (11)
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// #define BUTTON_PIN2 PIN_BUTTON2
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#define PIN_USER_BTN BUTTON_PIN
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////////////////////////////////////////////////////////////////////////////////
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// Lora
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#define USE_SX1262
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#define LORA_CS (0 + 5)
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#define SX126X_DIO1 (0 + 21)
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#define SX126X_BUSY (0 + 19)
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#define SX126X_RESET (0 + 16)
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#define SX126X_DIO2_AS_RF_SWITCH
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#define SX126X_DIO3_TCXO_VOLTAGE 1.8
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////////////////////////////////////////////////////////////////////////////////
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// SPI pin definition
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#define SPI_INTERFACES_COUNT (2)
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#define PIN_SPI_MISO (0 + 14)
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#define PIN_SPI_MOSI (0 + 11)
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#define PIN_SPI_SCK (32 + 8)
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#define PIN_SPI_NSS LORA_CS
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#define PIN_SPI1_MISO (-1)
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#define PIN_SPI1_MOSI (0+17)
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#define PIN_SPI1_SCK (0+20)
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////////////////////////////////////////////////////////////////////////////////
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// GPS
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#define GPS_EN (0 + 6)
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#define GPS_RESET (32 + 14)
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#define PIN_SERIAL1_RX (0 + 23)
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#define PIN_SERIAL1_TX (0 + 25)
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#define PIN_SERIAL2_RX (0 + 9)
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#define PIN_SERIAL2_TX (0 + 10)
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////////////////////////////////////////////////////////////////////////////////
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// TFT
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#define PIN_TFT_SCL (0 + 20)
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#define PIN_TFT_SDA (0 + 17)
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#define PIN_TFT_RST (0 + 13)
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// #define PIN_TFT_VDD_CTL (0 + 26)
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#define PIN_TFT_LEDA_CTL (32 + 12)
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#define PIN_TFT_LEDA_CTL_ACTIVE LOW
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#define PIN_TFT_CS (0 + 22)
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#define PIN_TFT_DC (0 + 15)
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