#ifndef _AO_BEEP_H_
#define _AO_BEEP_H_
+#ifndef HAS_BEEP_CONFIG
+#if defined(USE_EEPROM_CONFIG) && USE_EEPROM_CONFIG || HAS_EEPROM
+#define HAS_BEEP_CONFIG 1
+#endif
+#endif
+
/*
* ao_beep.c
*/
* frequency = 1/2 (24e6/32) / beep
*/
-#define AO_BEEP_LOW 150 /* 2500Hz */
-#define AO_BEEP_MID 94 /* 3989Hz */
-#define AO_BEEP_HIGH 75 /* 5000Hz */
+#define AO_BEEP_MID_DEFAULT 94 /* 3989Hz */
+
+#if HAS_BEEP_CONFIG
+#define AO_BEEP_MID ao_config.mid_beep
+#else
+#define AO_BEEP_MID AO_BEEP_MID_DEFAULT
+#endif
+#define AO_BEEP_LOW AO_BEEP_MID * 150 / 94 /* 2500Hz */
+#define AO_BEEP_HIGH AO_BEEP_MID * 75 / 94 /* 5000Hz */
+
#define AO_BEEP_OFF 0 /* off */
#define AO_BEEP_g 240 /* 1562.5Hz */