7 parallel port connector (cn8 & cn9), 8 power connector (j7 & j8) – Acrosser AR-B9622 User Manual
Page 25
AR-B9622 User¡¦
s Guide
3-7
3.2.7 Parallel Port Connector (CN8 & CN9)
To use the parallel port, an adapter cable has connected to the CN8 or CN9 (26-pin header type) connector. This
adapter cable is mounted on a bracket and is included in your AR-B9622 package. The connector for the parallel
port is a 25 pin D-type female connector.
1
2
1
14
13
25
DB-25
D-Type Connector
Parallel Port Connector
26
25
Figure 3-10 CN8 & CN9: Parallel Port Connector
CN8&CN9
DB-25
Signal
CN8&CN9
DB-25
Signal
1
1
-Strobe
2
14
-Auto Form Feed
3
2
Data 0
4
15
-Error
5
3
Data 1
6
16
-Initialize
7
4
Data 2
8
17
-Printer Select In
9
5
Data 3
10
18
Ground
11
6
Data 4
12
19
Ground
13
7
Data 5
14
20
Ground
15
8
Data 6
16
21
Ground
17
9
Data 7
18
22
Ground
19
10
-Acknowledge
20
23
Ground
21
11
Busy
22
24
Ground
23
12
Paper
24
25
Ground
25
13
Printer Select
26
--
No Used
Table 3-3 Parallel Port Pin Assignment
3.2.8 Power Connector (J7 & J8)
J7 is a 4-pin power connector and J8 is one 8-pin power connector. Using the J8, you can connect the power
supply to the on board power connector for stand alone applications directly.
1 +5 VDC
2 Ground
3 Ground
4 +5 VDC
J7
4
2
3
1
Figure 3-11 J7: 4-Pin Power Connector
1
2
3
4
2 +5 VDC
4 GND
1 GND
6 +12 VDC
5
6
7
8
5 GND
7 -12 VDC
3 +5 VDC
8 -5 VDC
Figure 3-12 J8: 8-Pin Power Connector