User Manual

If you want to view the code 01_blinkLed.c, press Ctrl + C to stop running the code. Then

type the follow ing command to open it:

nano 01_blinkLed.c

Note: nano is a text editor tool. The command is to open the code file 01_edblinkLed.c by this

tool.

Code Explanation

#include <wiringPi.h>//The hardware drive library designed for the C language of

Raspberry Pi. Adding this library is convenient for hardware initialization, I/O ports,

PWM outputs, etc.

#include <stdio.h>// Standard I/O library. The pintf function used for printing the data

displayed on the screen is realized by this library. There are many other performance

functions for you to explore.

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