Sharp MZ-800 - Page 6

CJ1
-~
Option 16
KB
RESET
GDG
VRAM
ADR.
BUS
'17.73
MHz
VRAM DATA BUS
I-
00
~~~
t
-u
RGBI
0"
u.,
~
I
~CustomlC
OSC
556
Monitor, J I
--ffi]
16KBROM
:'~::::::~
CSROiI.1
(27128
,I
i
0=
3.547 MHz
cPU~
LJ
[
1 Z-80A
t...
OSCJ
Cursor
556
·1
RAS
VRAS
WE
CAS
ADDRESS BUS
£
~
"
0
'Cij
1
DATA BUS
T
J
"
..
CONTROL BUS
c.
)(
w --c=
Bus
driver
dn'
Peripheral
VO
bus
CTC
~
Z-80A
~rl
8253
PlO
If
fi
I
1""
General purpose
input
bus '
.~
lci7Jt
&J
PC21
II~~
~
DATA
RECORDER
AMP
L--+
___
,
PA5
PA4
SP
~
PBI
PRINTER
DATA BUS
'1L\2-
CTRLBUS I L/"""'I
PAf
I
~
r I
~fl,--I
~~--'-I
~CTRLBUS
';~
System switch
..)J
(MZ
+--+
Centronics)
External
printer
bus
aJ
,
Q.
.'
CD
iil
3
-