volatile __data uint16_t ao_time;
+#define AO_MS_TO_TICKS(ms) ((ms) / 10)
+#define AO_SEC_TO_TICKS(s) ((s) * 100)
+
void ao_timer_isr(void) interrupt 9;
void ao_timer_init(void);
uint16_t ao_time_atomic(void);
int16_t sense_m;
};
-extern __xdata struct ao_adc ao_adc_ring[ADC_RING];
-extern __data uint8_t ao_adc_head;
+extern volatile __xdata struct ao_adc ao_adc_ring[ADC_RING];
+extern volatile __data uint8_t ao_adc_head;
void ao_adc_isr(void) interrupt 1;
void ao_adc_init(void);
void ao_adc_poll(void);
void ao_adc_get(__xdata struct ao_adc *packet);
+/* ao_beep.c */
+
+#define AO_BEEP_LOW 150
+#define AO_BEEP_MID 94
+#define AO_BEEP_HIGH 75
+#define AO_BEEP_OFF 0
+
+void
+ao_beep_init(void);
+
+void
+ao_beep(uint8_t beep);
+
+void
+ao_beep_for(uint8_t beep, uint16_t ticks);
+
+/* ao_led.c */
+
+#define AO_LED_NONE 0
+#define AO_LED_GREEN 1
+#define AO_LED_RED 2
+
+void
+ao_led_init(void);
+
+void
+ao_led_on(uint8_t colors);
+
+void
+ao_led_off(uint8_t colors);
+
+void
+ao_led_set(uint8_t colors);
+
+void
+ao_led_for(uint8_t colors, uint16_t ticks);
+
#endif /* _AO_H_ */