#!/bin/sh if [ $# -ne 1 ];then echo "ERROR LED ARGS" exit; fi case ${1} in 0) value=0x0a;; 1) value=0x3a;; *) echo "ERROR LED VALUE"; exit 1;; esac # Turn on/off the LED i2cset -f -y 0 0x34 0x32 ${value} if [ $? -ne 0 ]; then #echo "ERROR LED I2C" exit 1 else #echo "OK" exit 0 fi