Biostar H55A Setup Manual page 18

Motherboard Manual
J_PRINT1: Printer Port Connector
This header allows you to connector printer on the PC.
Pin
1 -Strobe
2 -ALF
3 Data 0
4 -Error
5 Data 1
6 -Init
7 Data 2
8 -Scltin
9 Data 3
10 Ground
11 Data 4
12 Ground
13 Data 5
J_COM1: Serial port Connector
The motherboard has a Serial Port Connector for connecting RS-232 Port.
16
2
1
Assignment Pin
2
1
26
25
Assignment
14 Ground
15 Data 6
16 Ground
17 Data 7
18 Ground
19 -ACK
20 Ground
21 Busy
22 Ground
23 PE
24 Ground
25 SCLT
26 Key
Pin Assignment
1 Carrier detect
2 Received data
3 Transmitted data
4 Data terminal ready
5 Signal ground
6 Data set ready
7 Request to send
1 0
8 Clear to send
9 Ring indicator
10 NC
9