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Connector Pin Assignments
Parallel port connector pin assignments (CN5)
Pin Signal Pin Signal
1
Strobe
10
ACK’
2
Data 0
11
BUSY
4
Data 2
13
Select
22
5
Data 3
14
AFD*
23
6
Data 4
15
Error*
24
7
Data 5
16
Init*
25
8
Data 6
17
selection*
9
Data 7
18
Signal ground
Pin Signal
19
Signalground
20 Signalaround
3
Data 1
12 PE 21 Signal ground
Signal ground
Signal ground
Signal ground
Signal ground
l
Active low logic
Serial port connector pin assignments
(CN7 and CN6)
Pin Signal Pin Signal
1 I
Data carrier detect
6
Data set ready
I
2
Receive data
7
Request to send
3
Transmit data
8
Clear to send
4 Data terminal ready
9
Ring indicator
5 Ground
A-16 Specifications