PELENGKAP KEYBOARD KOMPUTER BAGI ORANG CACAT UNTUK MENGETIK

Abstract

Keyboard as importance instrumentation and usually use in typeing to compter. Normal person easily can type using both hand, but not for person that has only one hand. So it’s needed tools that can be used easily by hand physical defect person. Many knobs on keyboards that must be used so its need imitation function like SHIFT, CTRL and ALT that can be accessed using foot. The selected knobs because usually used in typing. Tool designed called bridge PS/2 using AT89S51(Atmel, 2003) mikrocontroller. Evaluation done, bridge PS/2 can receive input from foot switch as lenghten knobs for SHIFT, CTRL, or ALT send to the computer through PS/2 port.