Structure And Size; Interface To Other Hardware; Software Interface; Human Interface - NEC PC-8201 Service Manual

3 . 2 . 3 Structure and Size
The mechanism is shown in appendix. also the color, the display characters, and the case
style are shown in it.
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3 . 3 Interface to Other Hardware
( 1 ) RS-232C
This port is compatible with the RS-232C standard.
(2) Printer
Can be directly connected with printers with Centronics compatible port.
( 3 ) Bar
Code Reader
Can be directly connectes with a bar code reader with a Centronics compatible
parallel port.
(4) Audio Cassette Tape Recorder
Can be directly connected with commercial audio cassette tape recorder.
(5)
Serial
1 1 0
Can be directly conr~ected with periplieral interfaces having a CMOS serial interface.
(6) ROMIRAM Cartridge
Use to expand the system bus slot.
(7) Other Peripheral Circuits
Via syslem bus slot
3 . 4 Software lnterface
The PC-8201 is a peripheral computer which uses 8-bit CMOS and an 80C85 CI'U. The
command set is the same as the 8085.
3.5 Human lnterface
( 1 ) LCD display
A 240 x 64 dot full graphic LCD display is used.
The standard display character is
40 characters x 8 rows.
It is possible t o control the contrast by volunle. The contrast is changed by view
angle.