Files
MeshCore/variants/meshtiny/variant.h
2026-01-27 14:15:02 +11:00

99 lines
3.6 KiB
C

#ifndef _MESHTINY_H_
#define _MESHTINY_H_
/** Master clock frequency */
#define VARIANT_MCK (64000000ul)
#define USE_LFXO // Board uses 32khz crystal for LF
/*----------------------------------------------------------------------------
* Headers
*----------------------------------------------------------------------------*/
#include "WVariant.h"
#define PINS_COUNT (48)
#define NUM_DIGITAL_PINS (48)
#define NUM_ANALOG_INPUTS (6)
#define NUM_ANALOG_OUTPUTS (0)
// LEDs
#define PIN_LED1 (35) // Green LED
#define PIN_LED2 (36) // Blue LED
#define LED_RED (-1)
#define LED_GREEN PIN_LED1
#define LED_BLUE (-1) // Disable annoying flashing caused by Bluefruit
#define P_LORA_TX_LED PIN_LED2 // Blue LED
// #define PIN_STATUS_LED LED_GREEN // disable status led.
#define LED_BUILTIN LED_GREEN
#define PIN_LED LED_BUILTIN
#define LED_PIN LED_BUILTIN
#define LED_STATE_ON HIGH
// Buttons
#define PIN_BUTTON1 (9) // side button
#define PIN_BUTTON2 (4) // encoder left
#define PIN_BUTTON3 (26) // encoder right
#define PIN_BUTTON4 (28) // encoder press
#define PIN_SIDE_BUTTON PIN_BUTTON1
#define ENCODER_LEFT PIN_BUTTON2
#define ENCODER_RIGHT PIN_BUTTON3
#define ENCODER_PRESS PIN_BUTTON4
#define PIN_USER_BTN PIN_SIDE_BUTTON
// VBAT sensing
#define PIN_VBAT_READ (5)
#define BATTERY_SENSE_RESOLUTION_BITS 12
#define BATTERY_SENSE_RESOLUTION 4096.0
#define AREF_VOLTAGE 3.0
#define VBAT_AR_INTERNAL AR_INTERNAL_3_0
#define ADC_MULTIPLIER 1.73
#define ADC_RESOLUTION 14
// Serial interfaces
#define PIN_SERIAL1_RX (15)
#define PIN_SERIAL1_TX (16)
#define PIN_SERIAL2_RX (8) // Connected to Jlink CDC
#define PIN_SERIAL2_TX (6)
// SPI Interfaces
#define SPI_INTERFACES_COUNT 2
#define PIN_SPI_MISO (45)
#define PIN_SPI_MOSI (44)
#define PIN_SPI_SCK (43)
#define PIN_SPI1_MISO (29)
#define PIN_SPI1_MOSI (30)
#define PIN_SPI1_SCK (3)
// LoRa SX1262 module pins
#define P_LORA_SCLK PIN_SPI_SCK
#define P_LORA_MISO PIN_SPI_MISO
#define P_LORA_MOSI PIN_SPI_MOSI
#define P_LORA_DIO_1 (47)
#define P_LORA_RESET (38)
#define P_LORA_BUSY (46)
#define P_LORA_NSS (42)
#define SX126X_POWER_EN (37)
#define SX126X_RXEN RADIOLIB_NC
#define SX126X_TXEN RADIOLIB_NC
#define SX126X_DIO2_AS_RF_SWITCH true
#define SX126X_DIO3_TCXO_VOLTAGE (1.8f)
// Wire Interfaces
#define WIRE_INTERFACES_COUNT 1
#define PIN_WIRE_SDA (13)
#define PIN_WIRE_SCL (14)
#define PIN_BOARD_SDA (13)
#define PIN_BOARD_SCL (14)
// Power control
#define PIN_3V3_EN (34) // nothing connected on meshtiny board
#endif // _MESHTINY_H_