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170 lines
5.2 KiB
C
170 lines
5.2 KiB
C
/*
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* Heltec Mesh Node T1 nRF52840 variant.
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*/
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#pragma once
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#include "WVariant.h"
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#define USE_LFXO
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#define VARIANT_MCK (64000000ul)
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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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// Display
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#define ST7735_CS (0 + 12)
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#define ST7735_RS (0 + 22)
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#define ST7735_SDA (0 + 24)
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#define ST7735_SCK (32 + 0)
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#define ST7735_RESET (0 + 20)
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#define ST7735_MISO (-1)
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#define ST7735_BUSY (-1)
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#define ST7735_BL (0 + 15)
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#define VTFT_CTRL (0 + 13)
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#define PIN_TFT_CS ST7735_CS
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#define PIN_TFT_DC ST7735_RS
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#define PIN_TFT_SDA ST7735_SDA
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#define PIN_TFT_SCL ST7735_SCK
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#define PIN_TFT_RST ST7735_RESET
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#define PIN_TFT_LEDA_CTL ST7735_BL
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#define PIN_TFT_LEDA_CTL_ACTIVE LOW
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#define PIN_TFT_VDD_CTL VTFT_CTRL
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#define PIN_TFT_VDD_CTL_ACTIVE LOW
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#define DISPLAY_ROTATION 3
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////////////////////////////////////////////////////////////////////////////////
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// Builtin LEDs
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#define PIN_LED1 (0 + 16)
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#define LED_BUILTIN PIN_LED1
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#define PIN_LED LED_BUILTIN
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#define LED_RED (-1)
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#define LED_BLUE (-1)
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#define LED_GREEN (-1)
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#define LED_PIN LED_BUILTIN
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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 (32 + 10)
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#define PIN_BUTTON2 (0 + 14)
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#define BUTTON_PIN PIN_BUTTON1
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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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// UART
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// No longer populated on PCB.
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#define PIN_SERIAL2_RX (-1)
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#define PIN_SERIAL2_TX (-1)
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////////////////////////////////////////////////////////////////////////////////
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// I2C
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#define WIRE_INTERFACES_COUNT (1)
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#define PIN_WIRE_SDA (32 + 3)
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#define PIN_WIRE_SCL (0 + 10)
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#define PIN_SENSOR_EN (32 + 6)
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#define PIN_SENSOR_EN_ACTIVE LOW
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////////////////////////////////////////////////////////////////////////////////
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// LoRa
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#define USE_SX1262
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#define SX126X_CS (32 + 11)
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#define LORA_CS SX126X_CS
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#define SX126X_DIO1 (0 + 31)
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#define SX126X_BUSY (0 + 29)
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#define SX126X_RESET (0 + 2)
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#define SX126X_DIO2_AS_RF_SWITCH true
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#define SX126X_DIO3_TCXO_VOLTAGE 1.8
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#define SX126X_CURRENT_LIMIT 140
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#define SX126X_RX_BOOSTED_GAIN 1
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#define P_LORA_DIO_1 SX126X_DIO1
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#define P_LORA_NSS LORA_CS
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#define P_LORA_RESET SX126X_RESET
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#define P_LORA_BUSY SX126X_BUSY
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#define P_LORA_TX_LED PIN_LED1
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////////////////////////////////////////////////////////////////////////////////
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// SPI
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#define SPI_INTERFACES_COUNT (2)
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#define PIN_SPI_MISO (0 + 3)
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#define PIN_SPI_MOSI (32 + 14)
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#define PIN_SPI_SCK (32 + 13)
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#define PIN_SPI_NSS LORA_CS
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#define PIN_SPI1_MISO ST7735_MISO
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#define PIN_SPI1_MOSI ST7735_SDA
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#define PIN_SPI1_SCK ST7735_SCK
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#define P_LORA_SCLK PIN_SPI_SCK
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#define P_LORA_MISO PIN_SPI_MISO
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#define P_LORA_MOSI PIN_SPI_MOSI
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////////////////////////////////////////////////////////////////////////////////
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// GPS
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#define GPS_UC6580
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#define GPS_BAUD_RATE 115200
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#define PIN_GPS_RESET (0 + 26)
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#define GPS_RESET PIN_GPS_RESET
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#define GPS_RESET_MODE LOW
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#define PIN_GPS_RESET_ACTIVE LOW
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#define PIN_GPS_EN (0 + 4)
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#define GPS_EN PIN_GPS_EN
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#define GPS_EN_ACTIVE LOW
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#define PIN_GPS_EN_ACTIVE LOW
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#define PIN_GPS_PPS (32 + 9)
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#define GPS_TX_PIN (0 + 8)
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#define GPS_RX_PIN (0 + 7)
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#define PIN_GPS_TX GPS_TX_PIN
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#define PIN_GPS_RX GPS_RX_PIN
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#define PIN_SERIAL1_RX GPS_RX_PIN
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#define PIN_SERIAL1_TX GPS_TX_PIN
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////////////////////////////////////////////////////////////////////////////////
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// Buzzer
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#define PIN_BUZZER (0 + 9)
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#define PIN_BUZZER_VOLTAGE_MULTIPLIER_1 (32 + 2)
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#define PIN_BUZZER_VOLTAGE_MULTIPLIER_2 (32 + 5)
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////////////////////////////////////////////////////////////////////////////////
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// Battery
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#define ADC_CTRL (0 + 11)
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#define PIN_BAT_CTL ADC_CTRL
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#define ADC_CTRL_ENABLED HIGH
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#define BATTERY_PIN (0 + 5)
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#define PIN_VBAT_READ BATTERY_PIN
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#define ADC_RESOLUTION (14)
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#define AREF_VOLTAGE (3.0)
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#define VBAT_AR_INTERNAL AR_INTERNAL_3_0
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#define ADC_MULTIPLIER (4.916F)
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#define MV_LSB (3000.0F / 4096.0F)
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#define PWRMGT_VOLTAGE_BOOTLOCK 3100
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#define PWRMGT_LPCOMP_AIN 3
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#define PWRMGT_LPCOMP_REFSEL 1
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#define HAS_RTC 0
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