The Global Electronics, Ltd. Keypad Decoder is a state of the art device designed to interface between an array of switches or keypad and a computer.  The product has been designed around a Motorola MC68HC705J2CP
micro-controller to provide consistent, trouble free operation.

The Global Electronics, Ltd. Keypad Decoder maintains an extremely high reliability factor through its specially designed hardware configuration, quality construction and rigid testing procedures.  To enhance the hardware design, the embedded software features special "de-bouncing" code designed to limit the effects of EMI, RFI and other sorts of potential interference.

Technical Specifications:

Outside Dimensions:   4.25 x 5.35 x  +/- .025
Height:                         .975
Weight:                        Approx. 4oz.
Microprocessor:           Motorola MC68HC705J2CP micro-controller
Connections                 Method: 5 Pin DIN (standard Keyboard Connection)
                                     to PC
                                     Two 12 Pin SIP connectors to switch/keyboard array.
Firmware:                      Embedded proprietary software with special
                                     de-bouncing feature.  No external software required.