ardupilot/libraries/AP_HAL_ChibiOS/hwdef/Hitec-Airspeed/hwdef-bl.dat

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# hw definition file for processing by chibios_pins.py
# MCU class and specific type
MCU STM32G441 STM32G441xx
FLASH_RESERVE_START_KB 0
FLASH_BOOTLOADER_LOAD_KB 22
# reserve some space for params
APP_START_OFFSET_KB 4
# board ID for firmware load
APJ_BOARD_ID 1046
# setup build for a peripheral firmware
env AP_PERIPH 1
# crystal frequency, no crystal for now
OSCILLATOR_HZ 24000000
# assume 128k flash part
FLASH_SIZE_KB 128
STDOUT_SERIAL SD1
STDOUT_BAUDRATE 57600
# order of UARTs
SERIAL_ORDER USART1
# a fault LED
PA6 LED_BOOTLOADER OUTPUT LOW
define HAL_LED_ON 1
# USART1
PB6 USART1_TX USART1 SPEED_HIGH NODMA
PB7 USART1_RX USART1 SPEED_HIGH NODMA
define HAL_USE_SERIAL TRUE
define STM32_SERIAL_USE_USART1 TRUE
define HAL_NO_GPIO_IRQ
define SERIAL_BUFFERS_SIZE 32
define HAL_USE_EMPTY_IO TRUE
define PORT_INT_REQUIRED_STACK 64
define DMA_RESERVE_SIZE 0
MAIN_STACK 0x800
PROCESS_STACK 0x800
define HAL_DISABLE_LOOP_DELAY
# enable CAN support
PA11 CAN1_RX CAN1
PA12 CAN1_TX CAN1
# debugger support
PA13 JTMS-SWDIO SWD
PA14 JTCK-SWCLK SWD
# make bl baudrate match debug baudrate for easier debugging
define BOOTLOADER_BAUDRATE 57600
# define BOOTLOADER_DEBUG SD1
# use a small bootloader timeout
define HAL_BOOTLOADER_TIMEOUT 1000
define CAN_APP_NODE_NAME "org.ardupilot.Hitec-Airspeed"
# Add CS pins to ensure they are high in bootloader
PB12 IMU_CS CS