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Sharp MZ-800 Service Manual page 9

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MZ-800
~rt
OUT (SE5)
OUT (SEe)
IN (SEO)
IN (SE1)
MODE
MZ-700 mode
MZ-800 mode
MZ-700 mode
MZ-800 mode
MZ-700 mode
MZ-800 mode
MZ-700 mode
MZ-800 mode
Function
o SDOOO - S7FFF o SEOOO - SFFFF o SDOOO - SFFFF o SEOOO - SFFFF o S1000 - S1FFF o S1000 - S1 FFF o S1000 - S1FFF o S1000 - S1 FFF
prohibited.
prohibited.
returned
to
returned
to
toCG ROM.
toCG ROM.
returned
to
returned
to
the state be-
the state be- o SCOOO - SCFFF o $8000 - SBFFF
the state
ba-
the state
ba-
fore
prohi-
fore
prohi-
toVRAM (PCG
to
VRAM
fore CG was
fore CG was
bited.
bited.
RAM).
(NOTE).
set.
set.
o SCOOO - SCFFF o $8000 - SBFFF
to DRAM.
to DRAM.
0000
r--l
I--l 1--'
1--,
,---,
1 - - ,
,---,
r--,
I
I
I
I
I
I I
I I
I I
I
1000
I
B B
I
I
I
R
Q8
I
ROM
ROM
2000
I
I
I
I
I
I
I
I
I
I
I
I
I
I
3000
I
I
I
I
I
I
I
I
I
I
4000
I
I
I
I
I
I
I
I
I
I
5000
I
I
I
I
I
I
I
I
I
I
I
I
8000
I
I
I
1
I
I
7000
1
I
1
1
I
I
'1
I
I
I
I
8000
I
1
9000
I
1
V RAM
I
1
Aooo
I
I
----
DRAM
1
I
Booo
1
I
(NOTE)
Cooo
I
~
I
V RAM
I
(CGRAM)
I
1
DOOO
1
I
I
Eooo
I
I
I
I
Prohibited
State before
1
I
I
prohibited
I
I
I
Fooo
Prohibited
State before
I
I
I
I
I
prohibited
I
I
1
I
I
I
L __
J
FFFF
L __
-.l
L __
-.l
L __
.J
8

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