Microcontrollers existed before the Arduino ... of documentation. The Basic Stamp is an extremely minimalist board that does just enough to blink an LED, read a button, or drive an LCD.

This isn’t an ESP8266 shield, either: you can write code for the ESP module, connect the serial pins, and hit the program button. The basic functions of the Arduino IDE – pinMode, digitalRead ...

If all goes well, youll spot the Done uploading message in the Console output, and the Arduino will start blinking the LED ... rather basic, the sample programs built into the Arduino IDE can ...