# hw definition file for processing by chibios_pins.py

# Sierra-PrecisionPoint

# MCU class and specific type
MCU STM32F4xx STM32F412Rx

FLASH_RESERVE_START_KB 0

# two sectors for bootloader, two for storage
FLASH_BOOTLOADER_LOAD_KB 64

# board ID for firmware load
APJ_BOARD_ID 1095

# 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

STDOUT_SERIAL SD1
STDOUT_BAUDRATE 57600

# USB
PA11 USB_FS_DM OTG1
PA12 USB_FS_DP OTG1
PA9 VBUS INPUT OPENDRAIN

# USB setup
USB_STRING_MANUFACTURER "Sierra Aerospace"
USB_STRING_PRODUCT "Sierra-PrecisionPoint-BL"

# workaround missing define in headers
define RCC_AHB1RSTR_OTGHRST 0x20000000

# order of UARTs
SERIAL_ORDER OTG1 USART1

# USART1
PB6 USART1_TX USART1
PB7 USART1_RX USART1

# SWD debugging
PA13 JTMS-SWDIO SWD
PA14 JTCK-SWCLK SWD
define HAL_USE_SERIAL TRUE

define STM32_SERIAL_USE_USART1 TRUE
define STM32_SERIAL_USE_USART2 FALSE
define STM32_SERIAL_USE_USART3 FALSE

define HAL_NO_GPIO_IRQ
define HAL_USE_EMPTY_IO TRUE
define DMA_RESERVE_SIZE 0

# avoid timer and RCIN threads to save memory
define HAL_NO_TIMER_THREAD

# enable CAN support
PB8 CAN1_RX CAN1
PB9 CAN1_TX CAN1
PB13 GPIO_CAN1_SILENT OUTPUT PUSHPULL SPEED_LOW LOW
PB14 GPIO_CAN1_TERM OUTPUT PUSHPULL SPEED_LOW LOW

define CAN_APP_NODE_NAME "in.sierraaerospace.PrecisionPoint"

# make bl baudrate match debug baudrate for easier debugging
define BOOTLOADER_BAUDRATE 57600

# use a small bootloader timeout
define HAL_BOOTLOADER_TIMEOUT 1000

# Add CS pins to ensure they are high in bootloader
PC0 RM3100_CS CS
PC1 DPS310_CS CS
Pc4 ICM42688_CS CS

# USB select
PC6 USB_SEL OUTPUT PUSHPULL SPEED_LOW HIGH

PB12 LED_BOOTLOADER OUTPUT LOW
define HAL_LED_ON 0