#define LED_PORT_ENABLE STM_RCC_AHBENR_IOPBEN
#define LED_PORT (&stm_gpiob)
#define LED_PIN_RED 4
#define AO_LED_RED (1 << LED_PIN_RED)
#define AO_LED_PANIC AO_LED_RED
#define LED_PORT_ENABLE STM_RCC_AHBENR_IOPBEN
#define LED_PORT (&stm_gpiob)
#define LED_PIN_RED 4
#define AO_LED_RED (1 << LED_PIN_RED)
#define AO_LED_PANIC AO_LED_RED