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Fix for PWM moodlight crashes

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This commit is contained in:
fvanroie 2022-03-06 22:42:25 +01:00
parent 476d268789
commit 7b067f7cc2
1 changed files with 12 additions and 2 deletions
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12
src/dev/esp32/esp32.cpp
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@ -185,7 +185,11 @@ void Esp32Device::set_backlight_pin(uint8_t pin)
/* Setup Backlight Control Pin */
if(pin < GPIO_NUM_MAX) {
LOG_VERBOSE(TAG_GUI, F("Backlight : Pin %d"), pin);
ledcSetup(BACKLIGHT_CHANNEL, 2000, 10);
#ifndef ESP32S2
ledcSetup(BACKLIGHT_CHANNEL, 20000, 12);
#else
ledcSetup(BACKLIGHT_CHANNEL, 20000, 10);
#endif
ledcAttachPin(pin, BACKLIGHT_CHANNEL);
update_backlight();
} else {
@ -218,9 +222,15 @@ bool Esp32Device::get_backlight_power()
void Esp32Device::update_backlight()
{
if(_backlight_pin < GPIO_NUM_MAX) {
#ifndef ESP32S2
uint32_t duty = _backlight_power ? map(_backlight_level, 0, 255, 0, 4095) : 0;
if(_backlight_invert) duty = 4095 - duty;
ledcWrite(BACKLIGHT_CHANNEL, duty); // ledChannel and value
#else
uint32_t duty = _backlight_power ? map(_backlight_level, 0, 255, 0, 1023) : 0;
if(_backlight_invert) duty = 1023 - duty;
ledcWrite(BACKLIGHT_CHANNEL, duty); // ledChannel and value
#endif
}
// haspTft.tft.writecommand(0x53); // Write CTRL Display