
Appendix
Technical Data
Housing dimensions
Footprint:: 200 mm x 168 mm
Height: 45 mm
Protocol
PC AT interface, bidirectional, serial,
synchronous
Connection
Mini-DIN connector (6-pin)
Keyboard
Keyboard with variable key assignment,
2-Key-Rollover
Microprozessor
CMOS CPU 89C51RD2, 12 MHz, internal
Flash 64 kBytes, EEPROM 2 kBytes
Power-up reset
yes
Self-test
yes
Technology
CMOS, HC, LS, ALS, DataOutput:
Open-collector TTL
Key switch
6 positions, in 2 pos. removable
Power supply
5V +/- 10%, max. 50 mA
19
TECHNICAL DATA