RelayrAce is a simple library to talk to Canakit (and Sparkfun) USB controlled relays.
More info on the relay boards can be found at:
www.canakit.com/catalog/product/view/id/627/s/4-port-usb-relay-controller/
and
RelayrAce is a simple library to talk to Canakit (and Sparkfun) USB controlled relays.
More info on the relay boards can be found at:
www.canakit.com/catalog/product/view/id/627/s/4-port-usb-relay-controller/
and