gpioChipInfo.c File Reference

A program to list Raspberry's GPIO chip infos. More...

#include <stdio.h>
#include <unistd.h>
#include "arch/config.h"
#include <errno.h>
#include <fcntl.h>
#include <sys/ioctl.h>
#include <linux/gpio.h>

Variables
char const	prgNamPure []
	The pure program name.
char const	prgSVNdat []
	The complete SVN date string.
char const	prgSVNrev []
	The complete SVN revision string.

Detailed Description

A program to list Raspberry's GPIO chip infos.

Copyright  (c)  2024   Harry Fairhead
                     Raspberry Pi IoT in C, Third Edition, I/O Press 2024
Copyright  (c)  2025   Albrecht Weinert
                     porting, modifications, make
weinert-automation.de        a-weinert.de
 
    /         /      /\
   /         /___   /  \      |
   \        /____\ /____\ |  _|__
    \  /\  / \    /      \|   |
     \/  \/   \__/        \__/|_                                 

Revision history

110  (5.01.2026)
Rev. 110 29.12.2025 : comments

This program runs on any Pi with a PiOS not to old. To get the info it might be necessary to run sudo ~/bin/gpioChipInfo

Compile on Pi by: g++ gpioChipInfo.c -o gpioChipInfo

Compile on Windows using our make by: /code make PROGRAM=gpioChipInfo TARGET=pi4play clean all make PROGRAM=gpioChipInfo TARGET=pi4play FTPuser=sweet:0123 progapp /endcode

Variable Documentation

prgNamPure

char const prgNamPure[]

The pure program name.

To be provided in the application's / program's source.

See also

progNam() progNamB()

prgSVNrev

char const prgSVNrev[]

The complete SVN revision string.

To be provided in the application's / program's source.

See also

progRev()

prgSVNdat

char const prgSVNdat[]

The complete SVN date string.

To be provided in the application's / program's source.

See also

progDat()