Needed
1 RaspberryPI
1 KMTronic 8 Relay Board
1 USB cable
12 volt power
recommend install Raspbian
Raspberrapi automatically recognizes it as ttyACM0
Set speed USB port
stty -F /dev/ttyACM0 9600
Shell script to control relays
echo -e "\xFF\x01\x01" > /dev/ttyACM0
echo -e "\xFF\x01\x00" > /dev/ttyACM0
echo -e "\xFF\x02\x01" > /dev/ttyACM0
echo -e "\xFF\x02\x00" > /dev/ttyACM0
echo -e "\xFF\x03\x01" > /dev/ttyACM0
echo -e "\xFF\x03\x00" > /dev/ttyACM0
echo -e "\xFF\x04\x01" > /dev/ttyACM0
echo -e "\xFF\x04\x00" > /dev/ttyACM0
echo -e "\xFF\x05\x01" > /dev/ttyACM0
echo -e "\xFF\x05\x00" > /dev/ttyACM0
echo -e "\xFF\x06\x01" > /dev/ttyACM0
echo -e "\xFF\x06\x00" > /dev/ttyACM0
echo -e "\xFF\x07\x01" > /dev/ttyACM0
echo -e "\xFF\x07\x00" > /dev/ttyACM0
echo -e "\xFF\x08\x01" > /dev/ttyACM0
echo -e "\xFF\x08\x00" > /dev/ttyACM0
http://www.info.kmtronic.com/software/Raspberry_PI/USBRelayTest.zip
