BCSR_LEDS_LED1
bcsr_mod(BCSR_LEDS, BCSR_LEDS_LED1, 0);
bcsr_mod(BCSR_LEDS, 0, BCSR_LEDS_LED1);
bcsr_mod(BCSR_LEDS, BCSR_LEDS_LED1, 0);
bcsr_mod(BCSR_LEDS, 0, BCSR_LEDS_LED1);
bcsr_mod(BCSR_LEDS, BCSR_LEDS_LED1, 0);
bcsr_mod(BCSR_LEDS, 0, BCSR_LEDS_LED1);