AR-B1661 Manual
11
2.3.2 Serial Port A~C Connector (COM)
1 33
2 34
The SERIAL PORT A~C Connector assignments are as follows:
SERIAL PORT A~C CONNECTOR (COM)
PIN Signal
PIN
Signal
1 –DCD1F 2 –DSR1F
3 RXD1F 4 –RTS1F
5 TXD1F 6 –CTS1F
7 –DTR1F 8
–RI1F
9 VCOM1 10
GND
11 –DCD2F 12 –DSR2F
13 RXD2F 14 –RTS2F
15 TXD2F 16 –CTS2F
17 –DTR2F 18
–RI2F
19 VCOM2 20
GND
21 –DCD3F 22 –DSR3F
23 RXD3F 24 –RTS3F
25 TXD3F 26 –CTS3F
27 –DTR3F 28
–RI3F
29 VCOM3 30
GND
31 N.C 32 N.C
33 N.C 34 N.C
2.3.3 Parallel Port Connector (LPT)
1 25
2 26
PIN Signal PIN Signal
1
-Strobe
14
-Auto Form Feed
2 Data
0 15 -Error
3 Data
1 16
-Initialize
4
Data 2
17
-Printer Select In
5 Data
3 18 Ground
6 Data
4 19 Ground
7 Data
5 20 Ground
8 Data
6 21 Ground
9 Data
7 22 Ground
10 -Acknowledge 23
Ground
11 Busy 24 Ground
12 Paper 25 Ground
13
Printer Select
26
Not Used
