Cn6 1-exbat 2-gnd 1, 14 ir. header (j2), 15 ext.batt (cn6) – Acrosser AR-B1550 User Manual
Page 22: 16 battery jumper (jp1), 17 watchdog trigger (j1)-reversed
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