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Vector 4 - Page 111

Vector 4
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EXHIBIT
II-22
PIN-OUTS
OF
PARALLEL
INTERFACE
CONNECTORS
50-PIN
PARALLEL
INTERFACE
Signal
Connector
SBC
Name
*
J3
Port|
Bit
Data
1/2
2
08H
0
Data
1
3
n
1
Data
2
4
n
2
Data
4
5
n
3
Data
8 6
"
4
Data
16
7
"
S
Data
32
8
"
6
Data
64
9
"
7
Data
128
10
09H
0
Data
256
11
n
1
Data
512
12
n
2
Data
1024
13
n
3
Data
2048
14
n
4
B6
BS
B4
Restore
16
"
0 0
1
Character
Strobe
18
"
0 1 0
Carriage
Strobe
20
"
0
1
1
Paperfeed
Strobe
22
n 1
0
0
Top
of
Form
Strobe
26
" 1
0
1
Ribbon
Lift
28
"
1
1
0
Cover
Interlock
34
0AH
0
Check
37
n
1
:
Input
Buffer
Ready
39
" 2
Active
High
Ribbon
OQut
40
n
3
Printer
Ready
47
"
4
GND
15,17,19,21,23,25
27,29,31,33,35,36
38,40,42,44,46,48
50
3J6-PIN
PARALLEL
INTERFACE
Signal
Connector
SBC
Name
**
J4
Port| Bit
Data
0
2
08H
0
Data
1
3
"
1
Data
2
4
n
2
Data
3 5
n
3
Data
4
6
"
4
Data
5
7
"
5
Data
6
8
"
6
|
«
|
"
'Qume
Type"
Data
1
) 7
Notation
Strobe
1
09H
0
**
n"Centronies
Type"
Busy
11
0AH
0
Notation
GND
19-30
I
5-20

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