How important is debouncing switches for GPIO pins?

Karosm · December 12, 2024, 9:46pm

Thank’s. Some sources? I’d like to know more…

clydebarrow · December 12, 2024, 10:20pm

esphome/esphome/blob/42bc960a36b32c5bdda326bf3eca80733ae38a6d/esphome/core/application.cpp#L85


      
            }
            new_app_state |= component->get_component_state();
            this->app_state_ |= new_app_state;
            this->feed_wdt();
          }
          this->app_state_ = new_app_state;
          
          const uint32_t now = millis();
          
          auto elapsed = now - this->last_loop_;
          if (elapsed >= this->loop_interval_ || HighFrequencyLoopRequester::is_high_frequency()) {
            yield();
          } else {
            uint32_t delay_time = this->loop_interval_ - elapsed;
            uint32_t next_schedule = this->scheduler.next_schedule_in().value_or(delay_time);
            // next_schedule is max 0.5*delay_time
            // otherwise interval=0 schedules result in constant looping with almost no sleep
            next_schedule = std::max(next_schedule, delay_time / 2);
            delay_time = std::min(next_schedule, delay_time);
            delay(delay_time);
          }

Mahko_Mahko · December 14, 2024, 9:00am

Also here.

on_loop
This automation will be triggered on every loop() iteration (usually around every 16 milliseconds).

Karosm · December 14, 2024, 10:47am

I found this for additional info: