126
A.
3
Specifications
1.
MZ-808
GENERAL
SPECIFICATIONS
CPU
SHARP
LH0080A
(Z80A-CPU)
Key
layout
92
keys
Clock
4MHz
ASCII standard main
keyboard
I
ii\'
.
m
'r
:
Numeric pad
Memory·
ROM
2K
bytes (initial program loader)
Special function keys
ROM
2K
bytes (character generator)
:!,
Cursor control keys
RAM
32K
bytes (dynamic RAM)
Cassette tape deck
control
keys
Can be
expanded
to
64K
bytes.
Editing
Cursor
control;
up,
down,
left,
right,
(option)
,.
home, clear
Display
9"
CRT (green display)
';!·
Deletion, insertion
Character display
Clock
function
Built-in
8 x 8
dot
matrix
1) Characters;
1000
'Power .suppl'(,
Local supply rating voltage
'
(40
characters x
25lines)
:
Temp~raturl!
.'
Operating
temp;
0° to 35°C
2)
Characters;
2000
Storage
temp;
-15°
to
60°C
(80
characters x 25 lines)
,~n
H'
1 ), 2): software change-over
Humidity
'.'''·
Lower
than
80
%
Graphic display
(option)
Weight
II!
Approx.
16 kg
320
x
200
dots
,,
Two
graphic areas
'Dimensions n,Mi' Width;
450mm
Cassette
Standard
audio cassette tape
Depth;
520mm
Data transfer speed; 1800 bits/sec.
Height;
270mm
Data
transfer system; SHARP
PWM
Automatic
or
manual
control
i\
'i
i!.
Sound
output
Max.
400
mW
(
440
Hz)
2.
CPU
BOARD SECTION SPECIFICATIONS
CPU
SHARP
LH0080A
(Z80A-CPU) 1 pc. Programmable
8253
I pc.
PIO SHARP LH0081A (Z80A-PIO) 1 pc.
counter
ROM
IPL ROM (2K bytes)
1 pc.
Progra
,
mmabl~
8255 1 pc.
Character generator
ROM
(2K
bytes)
[
it
periiJ,~eral
,'
1 pc.
interface
·
RAM
Standard; 16K bits dynamic RAM
(SHARP
LH4116)
16 pes.
Video RAM (2K
bytes)
1 pc.
I '
,,i::ii:,
.
',,
3. POWER SUPPLY SECTION SPECIFICATIONS
INPUT
Use
a
power
source
with
the
voltage
:•
OUTPUT
·
i(
5V,
-5V,
12V (stabilizing),
shown
on
rating name plate.
;
;:
12V (non-stabilizing)