@ -72,7 +72,7 @@ public:
ToneAlarm Driver
*/
virtual bool toneAlarm_init() { return false;}
virtual void toneAlarm_set_buzzer_tone(float frequency, float volume) {}
virtual void toneAlarm_set_buzzer_tone(float frequency, float volume, uint32_t duration_ms) {}
/*
return a stream for access to a system shell, if available