xSemaphoreGiveFromISR should be used in interrupt handler. Debouncing code is missing too

[mgrouch]

xSemaphoreGiveFromISR should be used in interrupt handler.

Debouncing code is missing too. Without debouncing in interrupt handler the counts might be wrong.

Here is an article with examples on how to debounce and synchronize interrupt handler with another task

https://circuitdigest.com/microcontroller-projects/arduino-freertos-tutorial-using-semaphore-and-mutex-in-freertos-with-arduino

Thanks