RaspberryPi-Sample-Codes samples codes for interfacing RaspberryPi with hardware modules by Elementz File: GSM_serial_test.py Info: http://elementztechblog.wordpress.com/2014/08/18/interfacing-sim900a-gsm-modem-with-raspberrypi/ File: gpiotest.py Info: http://elementztechblog.wordpress.com/2014/09/07/controlling-raspberrypi-gpio-through-python-script/ File: relay_control.py Info: http://elementztechblog.wordpress.com/2014/09/09/controlling-relay-boards-using-raspberrypi/