J. Doe

Asked: 2018-09-10 10:06:23 +0800 CST2018-09-10 10:06:23 +0800 CST 2018-09-10 10:06:23 +0800 CST

Beaglebone Black: GPIO pin export and unexport

I am diving into Linux on BBB, following this page. Can someone explain to me what export and unexport do, and why they are needed? Can't you just write straight into the virtual file system with out those two steps? Thanks.

Beaglebone Black: GPIO pin export and unexport

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Beaglebone Black: GPIO pin export and unexport

0 Answers