#
beep=5
sleep=.001

#setup
setup ()
{
gpio mode 5 out
gpio write 5 0
}

#beep
beep ()
{
gpio write 5 1
sleep $sleep
}
#nobeep
nobeep ()
{
gpio write 5 0
sleep $sleep
}
## exceute
setup
beep
nobeep
/home/yggdrasil/beeper/beeper.sh