AR-B9673 User’s Guide
9
3.2 PARALLEL PORT CONNECTOR (PRINT1)
This port is usually connected to a printer. The AR-B9673 includes an on-board parallel port, and accessed
through a 26-pin flat-cable connector. Three modes –SPP, EPP and ECP – are supported.
1
25
2 26
Pin
Signal
Pin
Signal
1 -STB
2 -AFD
3 PD0
4 -ERROR
5 PD1
6 -INIT
7 PD2
8 -SLIN
9 PD3
10
GND
11 PD4
12 GND
13 PD5
14 GND
15 PD6
16 GND
17 PD7
18 GND
19 -ACK
20 GND
21 BUSY
22 GND
23 PE
24 GND
25 SLCT
26 N.C
3.3 SERIAL PORTS (COM1, COM2)
•
COM1 D-SUB 9-PIN
•
COM2 D-SUB 9-PIN
PIN
Signal
PIN
Signal
1
/DCD1 2
RXD1
3
TXD1 4
/DTR1
5
GND 6
/DSR1
7
/RTS1 8
/CTS1
9
/RI1 10
GND
PIN
Signal
PIN
Signal
1
/DCD2 2
RXD2
3
TXD2 4
/DTR2
5
GND 6
/DSR2
7
/RTS2 8
/CTS2
9
/RI2 10
GND
1
5
6 9
1 5
6 9
