Sharp PC-1500 Technical Reference Manual page 107

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4-3. Connector signals/LSI signals
102
Note t hat there
nH1 y
be a dif t e rent ki nd of connector used for the 40 and()() pin
t.:on11cCLOr
of the PC- 1500 on accoulll of prod uct revision. The (>4-pi n connector on the l>ack of t he
CE-150
is
compat ible wi th the 60-pin connector
of
t he l'C- 1500. Eit her t he l.H 5g l I or
I.II
58 1 0 is
used for
the
I/ 0
PC. T he l.1158 1
I
is an
u
pgrade<I version of t he
I. H
58 1 0.
4-3-1. 40-pin connector
Pin no. Signal n ame
Desc rip tion
1
vcc
VCC
2
PV
Clup
S-l::ICc:C
3
PU
Chip
seiect
4
YO
Add1 ess d esignatio n 01 0000H"·3FFFH
5 $4 f,d<l,css clcsign(ltion ot 6000H .... 6700r1
6
DMEO
Chip sclcc;
• s ith
WAIT condilion in consiCcra1 1 on (MEO a'ca
assigninent)
7
07
D~ l i'I
b1.1s
8 D6
O~t~
bus
9 0 5 Data bus
10
D- 1
D<Ha bus
II 03
Data bus
12
02
Data !>vs
13 0 1
Data tius
1.:1
DO 0~1ta
!>vs
15
INH IB IT
Pt ol'libits
RQ~;\
selec t ot the PC- 1500, \'the-n ccnne-cte-d to G N O .
I
16 $ 1 AC d ress desigiH.llion of 4800H"'·
·~ FF F H
17 S2 ,\ <fd1ess des1 9na1ion 01 5000H" 57FFH
18
$3
ACdfCSS
d~S.!. 9 }Hllion
01 S800H --·5FFFH
19
Y2
Address de sig nation ot 8000H ... B FFFH
20
VGG VGG
I
21
GNO GNO
22 A015 Address b 1 is
23 A014
Ad<hCSS. bus
2•
AD13
Ad<lfess bus
25
AD12
Addf OSS t)uS
26
J\011 Address ?>us
27
A010 Address bus
28 /-\09
t.dCrcs.s tus
29 ADS
Address bus
30
A07 1-\dd'f cs.s bu s
3 1
,\06
Address bus
32
ADS
AddtCSS bl)S
33
1,0. 1
Address t>1...1s
3- 1 A03
Address b us
35
1.0 2
,\Cdtess bus
36
ADI
A dd 1ess b u s
37
ADO
A<!d tess ta1. 1 s
38
OD
Ol•tput c isablc
39
R IW
M CfilOf';•
t4:ad /\•1tih :
'-0
GND GND
NOTE: S4 ol No. 5 may be NC. depending on p roduction month.
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