| CONFIG_ARM=y |
| CONFIG_BOARD_NUCLEO_F103RB=y |
| CONFIG_SOC_FAMILY_STM32=y |
| CONFIG_SOC_SERIES_STM32F1X=y |
| CONFIG_SOC_STM32F103XB=y |
| CONFIG_CORTEX_M_SYSTICK=y |
| # 72MHz system clock |
| CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=72000000 |
| |
| # enable uart driver |
| CONFIG_SERIAL=y |
| CONFIG_UART_STM32=y |
| # enable USART2 - passthrough to STLINK v2 connector |
| CONFIG_UART_STM32_PORT_2=y |
| CONFIG_UART_STM32_PORT_2_BAUD_RATE=115200 |
| # enable console on this port by default |
| CONFIG_CONSOLE=y |
| CONFIG_UART_CONSOLE=y |
| CONFIG_UART_CONSOLE_ON_DEV_NAME="UART_2" |
| |
| # enable pinmux |
| CONFIG_PINMUX=y |
| CONFIG_PINMUX_STM32=y |
| |
| # enable GPIO ports A, B, C |
| CONFIG_GPIO=y |
| CONFIG_GPIO_STM32=y |
| CONFIG_GPIO_STM32_PORTA=y |
| CONFIG_GPIO_STM32_PORTB=y |
| CONFIG_GPIO_STM32_PORTC=y |
| |
| # clock configuration |
| CONFIG_CLOCK_CONTROL=y |
| CONFIG_CLOCK_CONTROL_STM32F10X=y |
| CONFIG_CLOCK_STM32F10X_SYSCLK_SRC_PLL=y |
| # use HSE as PLL input |
| CONFIG_CLOCK_STM32F10X_PLL_SRC_HSE=y |
| # however, the board does not have an external oscillator, so just use |
| # the 8MHz clock signal coming from integrated STLink |
| CONFIG_CLOCK_STM32F10X_HSE_BYPASS=y |
| # produce 72MHz clock at PLL output |
| CONFIG_CLOCK_STM32F10X_PLL_MULTIPLIER=9 |
| CONFIG_CLOCK_STM32F10X_AHB_PRESCALER=0 |
| # APB1 clock must not to exceed 36MHz limit |
| CONFIG_CLOCK_STM32F10X_APB1_PRESCALER=2 |
| CONFIG_CLOCK_STM32F10X_APB2_PRESCALER=0 |
| |
| #enable pwm |
| CONFIG_PWM=y |
| CONFIG_PWM_STM32=y |
| CONFIG_PWM_STM32_1=y |
