#!/bin/sh if [ "$EUID" -ne 0 ] then echo "must be run as root." exit fi systemctl stop ioext.service avrdude -v -patmega328p -carduino -P/dev/serial/by-id/usb-1a86_USB_Serial-if00-port0 -b115200 -D -Uflash:w:HomeServerIOExt_Arduino.ino.eightanaloginputs.hex:i systemctl start ioext.service