Sometimes when your arduino is connected to a serial interface, you want to be able to obtain and process commands through that interface. For example, yo u might want to send commands to a test ...

It is pretty well-known that I’m not a big fan of the Arduino infrastructure. Granted, these days you have more options with the pro IDE and Platform IO, for example. But the original IDE always gives ...

follow this. while uploading reset pin of Arduino should be connected to ground. and gpoi 0 should be connected to ground. esp gnd - ar gnd esp gpio0- ar gnd esp rx- ar rx esp tx- ar tx esp ch-en - ar ...