I would like to control a bank of six relays with my Arduino Uno. The relays are less than 5 meters from the microcontroller, so I'm hoping I can connect things with some medium length (less than 5 meters) wires. In order to preserve output pins on the Arduino and (slightly) reduce the number of lon…

Driving a shift register over a medium length wire

LarryD January 9, 2013, 7:56pm 4

six relays

You can use a ULN2003 or ULN2803