Biostar CX70M-I7B Setup Manual page 19

JPRNT1: Parallel Port Connector
This header provides parallel port/printer port connection.
Pin Assignment
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
JSEL1/JSEL2: RS-232/422/485 Switch Jumper
The jumpers determine that JCOM1 Port A belongs to RS-232, 422, or 485.
2
1 25
Pin 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
1-2
3-4
5-6
RS-232
1-3
JSEL 2
2-4
7-9
JSEL1
8-10
CX70M-I7B
JSEL1
RS-232
RS-422
RS-485
JSEL2
RS-422 RS-485
3-5 3-5
4-6 4-6
9-11 9-11
10-12 10-12
19