LinuxQuestions.org
Review your favorite Linux distribution.
Home Forums Tutorials Articles Register
Go Back   LinuxQuestions.org > Forums > Linux Forums > Linux - Newbie
User Name
Password
Linux - Newbie This Linux forum is for members that are new to Linux.
Just starting out and have a question? If it is not in the man pages or the how-to's this is the place!

Notices


Reply
  Search this Thread
Old 02-08-2015, 11:55 PM   #1
mayap
LQ Newbie
 
Registered: Feb 2015
Posts: 1

Rep: Reputation: Disabled
i2c driver with io expander pcf8574a


hi there,

Iam trying to implement i2c communication with io expander pcf8574a ,i have done like this

1. installed i2c-tools
2. modprobe i2c-dev
3.i2cdetect [bus number]

but nothing is found while probing, my expected address is 0x3f

please help !!
 
  


Reply



Posting Rules
You may not post new threads
You may not post replies
You may not post attachments
You may not edit your posts

BB code is On
Smilies are On
[IMG] code is Off
HTML code is Off



Similar Threads
Thread Thread Starter Forum Replies Last Post
i2c bus driver jaysh Linux - Software 0 06-27-2012 06:55 AM
i2c driver vishal_rockstar Linux - Software 0 06-27-2012 06:50 AM
How to forward IOCTL's from i2c-dev.c to adapter driver (i2c-rt3352.c) elonica.pl Linux - Kernel 2 08-23-2011 02:03 AM
First Time - Trying to Use GPIO Expander Driver called pca953x.c Peatmoss Linux - Embedded & Single-board computer 1 08-23-2010 05:44 PM
I2C device driver mylinuxdna Linux - General 0 10-10-2005 02:16 AM

LinuxQuestions.org > Forums > Linux Forums > Linux - Newbie

All times are GMT -5. The time now is 01:34 AM.

Main Menu
Advertisement
My LQ
Write for LQ
LinuxQuestions.org is looking for people interested in writing Editorials, Articles, Reviews, and more. If you'd like to contribute content, let us know.
Main Menu
Syndicate
RSS1  Latest Threads
RSS1  LQ News
Twitter: @linuxquestions
Open Source Consulting | Domain Registration