Re: [opensuse-arm] Trying to use GPIO using /sys/class/gpio/

25 May 2016


      Op woensdag 25 mei 2016 10:24:44 schreef guillaume.gardet@free.fr:
...
Hi,
What is the error message?
# LC_ALL=C echo '23' > /sys/class/gpio/export
-bash: echo: write error: Invalid argument
...
Which kernel?
# uname -a
Linux rpizpf 4.5.4-1-default #1 Wed May 11 15:23:21 UTC 2016 (db90c25) armv6l 
armv6l armv6l GNU/Linux
...
Guillaume
----- Freek de Kruijf <freek@opensuse.org> a écrit :
...
I tried to use "echo '23' > /sys/class/gpio/export" as root on a Raspberry
Pi 1B, but I get an error message. Tried other values as 23 also, but I
continue to get the error message.
Any hints?
-- 
fr.gr.

member openSUSE
Freek de Kruijf

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