#define LED3_ON() sbi(PORTA, 0)
#define LED3_OFF() cbi(PORTA, 0)
+#define BUZZER_ON() sbi(PORTA, 4)
+#define BUZZER_OFF() cbi(PORTA, 4)
+
/* highest priority */
#define LED_PRIO 170
#define TIME_PRIO 160
+#define BEEP_PRIO 130
#define SPI_PRIO 100 /* users of spi_servo must have lower prio */
/* lowest priority */