23 #ifndef CONFIG_BOARD_HAS_HSE 
   24 #define CONFIG_BOARD_HAS_HSE    1 
   27 #include "periph_cpu.h" 
   42         .rcc_mask = RCC_APB1ENR_TIM2EN,
 
   49         .rcc_mask = RCC_APB1ENR_TIM3EN,
 
   55 #define TIMER_0_ISR         isr_tim2 
   56 #define TIMER_1_ISR         isr_tim3 
   58 #define TIMER_NUMOF         ARRAY_SIZE(timer_config) 
   68         .rcc_mask   = RCC_APB1ENR_USART2EN,
 
   76         .rcc_mask   = RCC_APB2ENR_USART1EN,
 
   84         .rcc_mask   = RCC_APB1ENR_USART3EN,
 
   92 #define UART_0_ISR          isr_usart2 
   93 #define UART_1_ISR          isr_usart1 
   94 #define UART_2_ISR          isr_usart3 
   96 #define UART_NUMOF          ARRAY_SIZE(uart_config)