ardupilot/libraries/AP_HAL_ChibiOS/hwdef/HolybroG4_GPS/hwdef.dat

# hw definition file for processing by chibios_pins.py
# MCU class and specific type

# MCU class and specific type
MCU STM32G4xx STM32G474xx

FLASH_RESERVE_START_KB 36

STORAGE_FLASH_PAGE 16
define HAL_STORAGE_SIZE 800

# board ID for firmware load
APJ_BOARD_ID 1053

# setup build for a peripheral firmware
env AP_PERIPH 1

# crystal frequency
OSCILLATOR_HZ 16000000

define CH_CFG_ST_FREQUENCY 1000000

# assume 512k flash part
FLASH_SIZE_KB 512

# ensure NRST_MODE is set to "Reset input only". This fixes
# an issue with resetting the CAN node and firmware update
define HAL_FLASH_SET_NRST_MODE 0x01

# debug on USART2
STDOUT_SERIAL SD2
STDOUT_BAUDRATE 57600

# order of UARTs
SERIAL_ORDER USART2 USART3

# sensor power control
PC11 VDD_3V3_SENSORS_EN OUTPUT HIGH

# LEDs
PC10 LED OUTPUT HIGH GPIO(2) # blue
PB15 LED_R OUTPUT HIGH GPIO(0)
PC6  LED_G OUTPUT HIGH GPIO(1)

define HAL_GPIO_A_LED_PIN 0
define HAL_GPIO_B_LED_PIN 1
define HAL_GPIO_C_LED_PIN 2

define HAL_GPIO_LED_ON  0
define HAL_GPIO_LED_OFF 1

define HAL_HAVE_PIXRACER_LED

# USART3, GPS
PB10 USART3_TX USART3
PB11 USART3_RX USART3

# USART2, debug
PA2 USART2_TX USART2 NODMA
PA3 USART2_RX USART2 NODMA

# SWD debugging
PA13 JTMS-SWDIO SWD
PA14 JTCK-SWCLK SWD

# I2C1 bus
PB7 I2C1_SDA I2C1
PB8 I2C1_SCL I2C1

# I2C2 bus (LED Driver)
PA8 I2C2_SDA I2C2
PA9 I2C2_SCL I2C2

define HAL_I2C_INTERNAL_MASK 3

# I2C buses
I2C_ORDER I2C1 I2C2

# one SPI bus (for IMU, unused)
#PA5 SPI1_SCK SPI1
#PA6 SPI1_MISO SPI1
#PA7 SPI1_MOSI SPI1

# SPI CS
PC4  GYR_CS CS
PB1  ACC_CS CS
PC14 ICM_CS CS

# GPS PPS
PA15 GPS_PPS_IN INPUT

# compass
COMPASS BMM150 I2C:0:0x10 false ROTATION_YAW_90

define HAL_USE_ADC FALSE
define STM32_ADC_USE_ADC1 FALSE
define HAL_DISABLE_ADC_DRIVER TRUE

define HAL_NO_GPIO_IRQ

# avoid RCIN thread to save memory
define HAL_NO_RCIN_THREAD

define HAL_USE_RTC FALSE
define DISABLE_SERIAL_ESC_COMM TRUE

define DMA_RESERVE_SIZE 0

define HAL_DISABLE_LOOP_DELAY

# enable CAN support

PA11 CAN1_RX CAN1
PA12 CAN1_TX CAN1
PC13 GPIO_CAN1_SILENT OUTPUT PUSHPULL SPEED_LOW LOW

PB12 CAN2_RX CAN2
PB13 CAN2_TX CAN2
PB14 GPIO_CAN2_SILENT OUTPUT PUSHPULL SPEED_LOW LOW

define HAL_NO_MONITOR_THREAD

define HAL_DEVICE_THREAD_STACK 768

# we setup a small defaults.parm
define AP_PARAM_MAX_EMBEDDED_PARAM 256

# disable dual GPS and GPS blending to save flash space
define GPS_MAX_RECEIVERS 1
define GPS_MAX_INSTANCES 1
define HAL_COMPASS_MAX_SENSORS 1

DMA_NOSHARE USART3*

# add support for moving baseline yaw
define GPS_MOVING_BASELINE 1

# GPS+MAG+LEDs
define HAL_PERIPH_ENABLE_GPS
define HAL_PERIPH_ENABLE_MAG
define HAL_PERIPH_ENABLE_NOTIFY
define HAL_PERIPH_ENABLE_RC_OUT

# GPS on 2nd port
define HAL_PERIPH_GPS_PORT_DEFAULT 1

# keep ROMFS uncompressed as we don't have enough RAM
# to uncompress the bootloader at runtime
env ROMFS_UNCOMPRESSED True