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Fix ESP32 PWM buzzer (#12717)

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Theo Arends 2021-07-28 18:37:21 +02:00
parent 215ec4388f
commit ccb8702605
1 changed files with 3 additions and 0 deletions
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3
tasmota/xdrv_24_buzzer.ino
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@ -50,6 +50,9 @@ void BuzzerSet(uint32_t state) {
if (Settings->flag4.buzzer_freq_mode) { // SetOption111 - Enable frequency output mode for buzzer
static uint8_t last_state = 0;
if (last_state != state) {
#ifdef ESP32
analogAttach(Pin(GPIO_BUZZER), 7);
#endif // ESP32
// Set 50% duty cycle for frequency output
// Set 0% (or 100% for inverted PWM) duty cycle which turns off frequency output either way
analogWrite(Pin(GPIO_BUZZER), (state) ? Settings->pwm_range / 2 : 0); // set duty cycle for frequency output