Acrosser AR-B1550 - Manual (Page 22)

AR-B1550 User s Guide
20
Parallel Port Pin Assignments
3.2.14 IR. Header (J2)
The Infra-red Header pins assignments are as follow:
1 5 1-VCC
2-NOT USED
3-IRRX
4-GND
5-IRTX
J2
3.2.15 Ext.Batt (CN6)
CN6
1-EXBAT
2-GND
1
3.2.16 Battery Jumper (JP1)
1
3
JP1
1-2 2-3
External Battery On-Board Battery
JP1: Battery Setting
3.2.17 Watchdog Trigger (J1)-Reversed
JI
1-WDTO
2-GND
1
3.2.18 COM1, COM2 (CN3, CN4)
1
2 9
10
1- DCD 2- DSR
3- RX 4- RTS
5- TX 6- CTS
7- DTR 8- RI
9- GND
COM
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