topic how to get access to GPIO in user space from c coding in i.MX Processors

how to get access to GPIO in user space from c coding

sachindhoundiya — Wed, 29 Nov 2017 05:59:26 GMT

hello all,

I have get the access of GPIO from terminal and check the value in CRO

example :

echo 19 >/sys/class/gpio/export
echo out >/sys/class/gpio/gpio19/direction
echo 1 >/sys/class/gpio/gpio19/value
echo 0 >/sys/class/gpio/gpio19/value
echo 19 >/sys/class/gpio/unexport

but can any suggest me how to write c code and compile it on imx6ulevk board from user space.

what is to done i want to make a recipes or it will be done by simple make-file.

Re: how to get access to GPIO in user space from c coding

Yuri — Wed, 06 Dec 2017 03:53:30 GMT

Hello,

You may look at the following:

Introduction to accessing the Raspberry Pi's GPIO in C++ (sysfs) · Hertaville.com

Have a great day,
Yuri

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