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Fix PWM channels after restart (#20732)

This commit is contained in:
Theo Arends 2024-02-16 18:57:03 +01:00
parent d3093a13c2
commit 0faef8e4dd
3 changed files with 15 additions and 0 deletions
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8
lib/libesp32/ESP32-to-ESP8266-compat/src/esp8266toEsp32.cpp
View File

@ -323,6 +323,14 @@ int32_t analogAttach(uint32_t pin, bool output_invert) { // returns ledc chan
return chan;
}
void analogDetach(void) {
for (uint32_t pin = 0; pin < SOC_GPIO_PIN_COUNT; pin++) {
if (pin_to_channel[pin] > 0) {
ledcDetachPin(pin);
}
}
}
extern "C" uint32_t ledcReadFreq2(uint8_t chan) {
// extern "C" uint32_t __wrap_ledcReadFreq(uint8_t chan) {
if (chan > MAX_PWMS) {

2
lib/libesp32/ESP32-to-ESP8266-compat/src/esp8266toEsp32.h
View File

@ -55,6 +55,8 @@ uint8_t ledcReadResolution(uint8_t chan);
// Returns: hardware channel number, or -1 if it failed
int32_t analogAttach(uint32_t pin, bool output_invert = false); // returns the ledc channel, or -1 if failed. This is implicitly called by analogWrite if the channel was not already allocated
void analogDetach(void);
// change both freq and range
// `0`: set to global value
// `-1`: keep unchanged

5
tasmota/tasmota_xdrv_driver/xdrv_01_9_webserver.ino
View File

@ -1816,6 +1816,11 @@ void HandleModuleConfiguration(void) {
if (Webserver->hasArg(F("save"))) {
ModuleSaveSettings();
#ifdef CONFIG_IDF_TARGET_ESP32
analogDetach();
#endif
WebRestart(1);
return;
}