Arduino with Bluetooth 4.0 Shield – iPhone Controlled Relay

After searching for a while I finally found an Arduino Bluetooth 4.0 shield from RedBear. My main aim was to able to control an Arduino from iPhone using Bluetooth 4.0. Today I used┬áSainSmart 8 Channel DC 5V Relay to play around. This relay is very easy to use with Arduino / Raspberry Pi. To play… Continue reading Arduino with Bluetooth 4.0 Shield – iPhone Controlled Relay