22 lines
488 B
C++
22 lines
488 B
C++
#include "ESP32Tone.h"
|
|
|
|
void tone(uint8_t pin, unsigned int frequency, unsigned long duration, uint8_t channel)
|
|
{
|
|
//if (ledcRead(channel)) {
|
|
// log_e("Tone channel is already in use");
|
|
// return;
|
|
//}
|
|
ledcAttachPin(pin, channel);
|
|
ledcWriteTone(channel, frequency);
|
|
if (duration) {
|
|
delay(duration);
|
|
ledcWriteTone(channel, 20000);
|
|
}
|
|
}
|
|
|
|
void noTone(uint8_t pin, uint8_t channel)
|
|
{
|
|
ledcDetachPin(pin);
|
|
ledcWrite(channel, 0);
|
|
}
|