Showing content from http://technical.swissmicros.com/dmcp/doc/DMCP-ifc-html/group__buzzer.html below:
DMCP interface: Buzzer
Buzzer functions. More...
void start_buzzer_freq (uint32_t freq) Start tone.
void stop_buzzer () Stop tone.
void set_buzzer (int pin1val, int pin2val) Set buzzer IO pins to given values.
void beep_volume_up () Increase tone volume.
void beep_volume_down () Decrease tone volume.
int get_beep_volume () Returns current tone volume.
Buzzer functions.
◆ get_beep_volume()
Returns current tone volume.
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Returns
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Current tone volume
◆ set_buzzer() void set_buzzer ( int pin1val, int pin2val )
Set buzzer IO pins to given values.
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Parameters
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pin1val Pin1 value pin2val Pin2 value
◆ start_buzzer_freq() void start_buzzer_freq ( uint32_t freq )
Start tone.
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Parameters
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freq [mHz] Tone frequency
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