| 1 | #!/bin/sh |
| 2 | |
| 3 | GPIO=$1 |
| 4 | |
| 5 | trap "" INT HUP |
| 6 | |
| 7 | echo $GPIO > /sys/class/gpio/export |
| 8 | echo out > /sys/class/gpio/gpio${GPIO}/direction |
| 9 | |
| 10 | while true; do |
| 11 | echo 1 > /sys/class/gpio/gpio${GPIO}/value |
| 12 | sleep 1 |
| 13 | echo 0 > /sys/class/gpio/gpio${GPIO}/value |
| 14 | sleep 180 |
| 15 | done |
| 16 | |
