Zilog Z80195 - Manual (Page 6)

Z80185/195 D EVELOPMENT K IT
U SER ' S M ANUAL
1-2 UM951800100
Z ILOG
HARDWARE SPECIFICATIONS
Dimensions 8.8 in. H x 5.9 in W
Oscillator Frequency (OSC) 18.432 MHz
Host Interface RS-232 (EIA-232) or RS-422 (EIA-530) Serial Link
Serial Baud Rate 115,200 bps (RS-232); Up to OSC/64 (RS-422/485)
Power Supply Voltage +5 VDC
±
5%
Power Supply Current Less than 1A
Operating Temperature 20 degrees C,
±
10 degrees C
Operating Humidity 10-90% RH (non-condensing)
Figure 1-1. Z80185/195 Development Kit
Functional Block Diagram
Z80185/
Z80195
ROM
512K RAM
128K
Power/GND
Reset NMI
RS-232
Drivers and Receivers
18.432
MHz
Connectors (2)
Push Button
RS-422
Drivers and Receivers
Serial
Connectors (6)
Parallel
Connectors (3)