When I do a digitalWrite () to set the GPIO pin (e.g. 2) to HIGH, a digitalRead (2) returns always 0 It should return the pin level as it does not the regular ESP32 or the S2 Arduino-esp32 version: ...

There is a notable bug with nRF52-DK with arduino framwork, as you can see on github here (see the point 7), click on this link : platformio/platformio-docs#33 ...

You can read the state of a button using Arduino and a few lines of code. The actual state is shown in the Serial Monitor window as 0 or 1, 0 meaning the button is not pressed and 1 that the button is ...

Despite a wealth of tutorials for setting up and writing code for the ESP8266 WiFi module, there has not been much of anything on programming this cheap wireless module with the Arduino IDE. Finally, ...

Sometimes the conveniences of using an Arduino board start to conflict with the performance that you expect, at least from a strict engineering point of view. When you develop with the Arduino ...