MeshCore/variants/muzi_base_duo/variant.h

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5.9 KiB
C

/*
* variant.h
* Copyright (C) 2023 Seeed K.K.
* MIT License
*/
#pragma once
#include "WVariant.h"
////////////////////////////////////////////////////////////////////////////////
// Low frequency clock source
#define USE_LFXO // 32.768 kHz crystal oscillator
#define VARIANT_MCK (64000000ul)
// #define USE_LFRC // 32.768 kHz RC oscillator
////////////////////////////////////////////////////////////////////////////////
// Power
#define PIN_VBAT_READ (31) // P0.31
#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 1.537
#define ADC_RESOLUTION 14
#define PIN_BATTERY_CHARGING (32+2) // P1.02 STAT2
#define PIN_CHARGER_FAULT (27) // P0.27 STAT1 this pin is disabled on meshtastic.
// BQ25185 has 2 status pins: STAT1 and STAT2. Both are high when not charging. STAT1 high, STAT2 low: charging. Recoverable fault: STAT1 low, STAT2 high. Unrecoverable fault: both low.
// We only need to detect charging vs not charging, but someone else can use the fault pin to log when the battery gets too hot or cold.
// Power management boot protection threshold (millivolts)
#define PWRMGT_VOLTAGE_BOOTLOCK 3100 // Won't boot below this voltage (mV). BB15 battery min voltage is 3v, 3100mV is minimum batt in meshtastic code.
// LPCOMP wake configuration (voltage recovery from SYSTEMOFF)
#define PWRMGT_LPCOMP_AIN 7 // AIN7 = P0.31 = PIN_VBAT_READ
#define PWRMGT_LPCOMP_REFSEL 4 // 5/8 VDD (~3.13-3.44V) was the default on RAK4631. should still apply here.
// Other pins
#define PIN_AREF (-1)
#define SCREEN_12V_ENABLE (23) // SH1107 OLED controller has a pin that needs to be enabled to turn on the screen.
static const uint8_t AREF = (PIN_AREF); // not used
////////////////////////////////////////////////////////////////////////////////
// Number of pins
#define PINS_COUNT (48)
#define NUM_DIGITAL_PINS (48)
#define NUM_ANALOG_INPUTS (6)
#define NUM_ANALOG_OUTPUTS (0)
////////////////////////////////////////////////////////////////////////////////
// UART pin definition
#define PIN_SERIAL1_RX (19) // P0.19 used for GPS RX
#define PIN_SERIAL1_TX (20) // P0.20 used for GPS TX
////////////////////////////////////////////////////////////////////////////////
// I2C pin definition
#define HAS_WIRE (1)
#define WIRE_INTERFACES_COUNT (2)
#define PIN_WIRE1_SDA (4) // P0.4
#define PIN_WIRE1_SCL (6) // P0.6
#define PIN_WIRE_SDA (24) // P0.24 OLED I2C
#define PIN_WIRE_SCL (25) // P0.25 OLED I2C
// #define I2C_NO_RESCAN
// #define HAS_QMA6100P
// #define QMA_6100P_INT_PIN (34) // P1.2
////////////////////////////////////////////////////////////////////////////////
// SPI pin definition
#define SPI_INTERFACES_COUNT (1)
#define PIN_SPI_MISO (32+15) // internally connected to p1.15
#define PIN_SPI_MOSI (32+14) // internally connected to p1.14
#define PIN_SPI_SCK (32+13) // internally connected to p1.13
#define PIN_SPI_NSS (32+12) // internally connected to p1.12
////////////////////////////////////////////////////////////////////////////////
// Builtin LEDs
#define LED_BUILTIN (35)
#define LED_BLUE (-1) // P1.04 turned off, because the blue LED was annoying.
// #define LED_GREEN (35) // P1.03
#define LED_PIN LED_BUILTIN
#define LED_STATE_ON LOW
////////////////////////////////////////////////////////////////////////////////
// Builtin buttons
#define PIN_BUTTON1 (10) // P0.10 Menu / User Button | on superIO, this is in the center of the "D-Pad", but it's also the button on the Uno/Duo.
#define PIN_BUTTON2 (21) // Joystick Up
#define PIN_BUTTON3 (17) // Joystick Down
#define PIN_BUTTON4 (37) // Joystick Left
#define PIN_BUTTON5 (16) // Joystick Right
#define PIN_BUTTON6 (15) // Back / Cancel Button.
#define JOYSTICK_PRESS PIN_BUTTON1
#define JOYSTICK_UP PIN_BUTTON2
#define JOYSTICK_DOWN PIN_BUTTON3
#define JOYSTICK_LEFT PIN_BUTTON4
#define JOYSTICK_RIGHT PIN_BUTTON5
#define PIN_BACK_BTN PIN_BUTTON6
////////////////////////////////////////////////////////////////////////////////
// LR1121
#define LORA_DIO_1 (32+8) // P1.08
#define LORA_NSS (PIN_SPI_NSS) // P1.12
#define LORA_RESET (32+10) // P1.10
#define LORA_BUSY (32+11) // P1.11
#define LORA_SCLK (PIN_SPI_SCK)
#define LORA_MISO (PIN_SPI_MISO)
#define LORA_MOSI (PIN_SPI_MOSI)
#define LR11X0_DIO_AS_RF_SWITCH true
#define LR11X0_DIO3_TCXO_VOLTAGE 3.0
////////////////////////////////////////////////////////////////////////////////
// QSPI Flash
#define PIN_QSPI_SCK (0 + 3)
#define PIN_QSPI_CS (0 + 26)
#define PIN_QSPI_IO0 (0 + 30)
#define PIN_QSPI_IO1 (0 + 29)
#define PIN_QSPI_IO2 (0 + 28)
#define PIN_QSPI_IO3 (0 + 2)
#define EXTERNAL_FLASH_DEVICES W25Q128JVPQ
#define EXTERNAL_FLASH_USE_QSPI
////////////////////////////////////////////////////////////////////////////////
// GPS
// #define HAS_GPS 1
#define GPS_RX_PIN PIN_SERIAL1_RX
#define GPS_TX_PIN PIN_SERIAL1_TX
#define GPS_EN (32+1) // P1.01 PWR_IO2 on schematic. just cuts power to gps.
////////////////////////////////////////////////////////////////////////////////
// Buzzer
#define BUZZER_PIN (22) // P0.22 same load switch design as GPS_EN.