void setup() {
 setToneChannel(5);
 test();
}
void loop() {
}
void test() {
 // turn off tone function for pin 8:
 noTone(8);
 setToneChannel(1);
 // play a note on pin 6 for 200 ms:
 tone(6, 440, 200);
 delay(200);
 // turn off tone function for pin 6:
 noTone(6);
 setToneChannel(2);
 // play a note on pin 7 for 500 ms:
 tone(7, 494, 500);
 delay(500);
 // turn off tone function for pin 7:
 noTone(7);
 setToneChannel(1);
 // play a note on pin 8 for 300 ms:
 tone(8, 523, 300);
 delay(300);
}

[ 589][D][Tone.cpp:103] noTone(): noTone was called
[ 594][E][Tone.cpp:116] noTone(): Tone is not running on given pin 8
[ 600][D][Tone.cpp:126] tone(): pin=6, frequency=440 Hz, duration=200 ms
[ 607][V][Tone.cpp:74] tone_init(): Creating tone queue
[ 612][V][Tone.cpp:80] tone_init(): Tone queue created
[ 617][V][Tone.cpp:84] tone_init(): Creating tone task
[ 622][V][Tone.cpp:97] tone_init(): Tone task created
[ 627][D][Tone.cpp:37] tone_task(): Task received from queue TONE_START: pin=6, frequency=440 Hz, duration=200 ms
[ 638][V][esp32-hal-periman.c:235] perimanSetBusDeinit(): Deinit function for type LEDC (9) successfully set to 0x42002574
[ 649][V][esp32-hal-periman.c:160] perimanSetPinBus(): Pin 6 successfully set to type LEDC (9) with bus 0x3fcedacc
[ 659][I][esp32-hal-ledc.c:151] ledcAttachChannel(): LEDC attached to pin 6 (channel 1, resolution 10)
[ 868][D][Tone.cpp:103] noTone(): noTone was called
[ 873][D][Tone.cpp:61] tone_task(): Task received from queue TONE_END: pin=6
[ 880][V][esp32-hal-periman.c:160] perimanSetPinBus(): Pin 6 successfully set to type INIT (0) with bus 0x0
[ 890][D][Tone.cpp:126] tone(): pin=7, frequency=494 Hz, duration=500 ms
[ 897][D][Tone.cpp:37] tone_task(): Task received from queue TONE_START: pin=7, frequency=494 Hz, duration=500 ms
[ 907][V][esp32-hal-periman.c:235] perimanSetBusDeinit(): Deinit function for type LEDC (9) successfully set to 0x42002574
[ 918][V][esp32-hal-periman.c:160] perimanSetPinBus(): Pin 7 successfully set to type LEDC (9) with bus 0x3fcedacc
[ 928][I][esp32-hal-ledc.c:151] ledcAttachChannel(): LEDC attached to pin 7 (channel 2, resolution 10)
[ 1437][D][Tone.cpp:103] noTone(): noTone was called
[ 1442][D][Tone.cpp:61] tone_task(): Task received from queue TONE_END: pin=7
[ 1449][V][esp32-hal-periman.c:160] perimanSetPinBus(): Pin 7 successfully set to type INIT (0) with bus 0x0
[ 1459][D][Tone.cpp:126] tone(): pin=8, frequency=523 Hz, duration=300 ms
[ 1466][D][Tone.cpp:37] tone_task(): Task received from queue TONE_START: pin=8, frequency=523 Hz, duration=300 ms
[ 1476][V][esp32-hal-periman.c:235] perimanSetBusDeinit(): Deinit function for type LEDC (9) successfully set to 0x42002574
[ 1487][V][esp32-hal-periman.c:160] perimanSetPinBus(): Pin 8 successfully set to type LEDC (9) with bus 0x3fcedacc
[ 1497][I][esp32-hal-ledc.c:151] ledcAttachChannel(): LEDC attached to pin 8 (channel 1, resolution 10)