# hw definition file for MATEK M9N-F405 # MCU class and specific type MCU STM32F4xx STM32F405xx # crystal frequency OSCILLATOR_HZ 8000000 # board ID for firmware load APJ_BOARD_ID 1014 FLASH_RESERVE_START_KB 0 FLASH_SIZE_KB 1024 FLASH_BOOTLOADER_LOAD_KB 64 PA14 LED_BOOTLOADER OUTPUT LOW GPIO(0) # blue PA13 LED_ACTIVITY OUTPUT LOW GPIO(1) # Green define HAL_LED_ON 0 # order of UARTs SERIAL_ORDER OTG1 USART1 PA9 USART1_TX USART1 PA10 USART1_RX USART1 PA11 OTG_FS_DM OTG1 PA12 OTG_FS_DP OTG1 # Add CS pins to ensure they are high in bootloader PA4 MPU_CS CS PB12 MAG_CS CS PC14 SDCARD_CS CS