Fritzing

Raspberry Pi Simple LED

[email protected] ~ $ echo 25 > /sys/class/gpio/export

[email protected] ~ $ cd /sys/class/gpio/gpio25/

[email protected] /sys/class/gpio/gpio25 $ echo out > direction

[email protected] /sys/class/gpio/gpio25 $ echo 1 > value

[email protected] /sys/class/gpio/gpio25 $ echo 0 > value