In this lesson,we will introduce how to blink the on-board LED and how to blink a external LED.Hardware Preparation: NodeMCU x 1LED x 1200 ohm resistor x 1Micro USB cable x 1PC x 1Software Arduino IDE(version 1.6.4+) Blink the on-board LED In this part,we will learn how to use the Arduino IDE to …By: osoyooproduct // Read more: original article.
