16+ Arduino Blink Sketch Pictures. Now load the 'blink' example sketch from lesson 1. This example shows the simplest thing you can do with an arduino to see physical output:
Let's upload the blink program, to check if we are able to program our esp32 module. You have completed the arduino equivalent of hello world. We get a constant or blinking led flushing.
Now let us write a simple sketch to blink an external led connected to a digital figure 2:
Let's upload the blink program, to check if we are able to program our esp32 module. Circuit design arduino blink created by salvatore fancello with tinkercad. Now you are going to make that light blink by introducing the delay() function into the above code. The first step to getting a sketch ready for transfer over to the arduino is to verify/compile it.