Sharp PC-1500 Technical Reference Manual page 109

All and more about Sharp PC-1 500 at http:f/www.PC-1500.info
4-3-3. LH5801 Microprocessor
Pin no. Signal name Ocs.crlplion
1 RESET
Resc: •ne:ut
2
NC NC
3
ono
F tACC: to O N O low.I
.:
8 fl
~ k ~i ~I
5 (l t\31
5
VGG VGG
G
oro
VCC
ouJJ:'ut
I 7
OPt-
NCI used
8
BAK
No l u$Cd
-'
9
vcc
VCC ~ 4 0 <17~
10 VCC
VGG ( 40 .:.TV)
=:
11
v••
LCD OOWC' JU
pt
' '
12 VOi$
13
VA
~·:
LCD
po'ft-et
s
14
VO
LCO PO""'C'
JUC~
-'
IS
N~J I
GND
16
Ml
1 .'.a!.kablc
1 ri:~rr~1 1.!!.e!;1 I
17
HiN
LCD blM;k ptlll O s1!)l'\lll
18
M A
LCD
bi\e~111 1 e
S!!!!'DI
19
OISIJ
LCO
onrou
con1101
20
H7
NQI
~J :S.Cd
2 1 HG
Backplate con1101
22
. . .
&c~a.tc
ccnuo1
23
H4
Sac1i.e1at<' contrOI
z.:
113
Back p ta1e
COl"ICtOI
25
..
,
Ba.Ckp'alf! con11ot
28 HI Bac'o'atir com101
21
Bactr:p:a:~
COl\lrot
28 OD Quu>ou1 drUblt
29
•1~
MEO
"'1tea dtt.tOMt•O-t
30 MCI
r.1E 1
area
dC1$1~n;n101\
31 00
Data bu$
32
01
Data bus
33
rw
0 ;)13 b us
3,
-
Data
bu ~ Dl
35 ~
Data bus
3 6
o a1 a bus.
37
O& Data bus
38
01
.'
Oata bus
-'
l
39
ADO
i
Ac:drC» b1.1S
-'
"° ADI
Ac:OICS.S b 1.1S
-'
~·
AD2
+ AA!<Hcss bws
I
•2 AD3
A.dd"(:sS biJS
3
• 3
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Md~.,,_s bu.s
.:,4
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A.cl:Jtess bu~
J
45
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.
• D7
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:.:; CNO
GNO
.:.s
AC8_
Add r 1n5
bu ~
;:g
VGG VGG
so
AD9
Add 1ess l>u ll
51
A010
I·
A ddress bu t
52 A011 t.tl<lrCSS bus
SJ
/1.012
/.Odrcss cus
5" A013
Mcre:ss.cm
55
•01<
..!..
Ac!t~bus
56
/1.01~
Adc:re»
bus
I
$7 ~'C
NC
S8 RW t-.~Cme)fy riraid .,•11•
H :' PO t.1~1
useo
GO
PV
C hip :select
Sl l'U
C tup :SCltlCI
62
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l!lC
snme phase as th e LSI l ntc-rnrt1
~loci..
G 3
XIO
2 GMHL osc1ll11101 l llJ;\ll
64
X LI
2J.1MMt cnc1Ut11or
01~1
65
Wt.IT
C PU \'/ AIT s:!SL!'IU
..
IN T
K~1n:>u l
pot'
I
67
IN6
Key 1npol
OOtt
..
IN$
Key
1n;>u1
CiOtt
69
I ...
~-I
10
l INO - I
11 I
Key 1npui POl1
:0
n
I
INI
Key input porl
_ .
73
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f<.ey · ~t
p0r1
I
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NC , '1C
5 NC
'1C
G
NC
NC
104
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