Performing serial communication using the Bluetooth SPP profile on FreeRTOS

Testing the Bluetooth classic SPP profile on an ideaspark development boardSince the ideaspark development board is equipped ...

I tried making a robot arm with a 3D printer (ESP-NOW RC conversion edition)

Last time, I was using an Arduino Nano, and I thought about just adding a Wi-Fi module to make it wireless.However, I had an ...
EDN

Read the State of a Button with Arduino – Tutorial #3

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 ...