Connect Tech Xtreme/104-Express User Manual
Revision 0.00
12
Connectors/Pinouts
Table 1: I/O Signal Assignments for Xtreme/104-Express
P3 contains the signals for ports 1-4, and P5 contains the signals for ports 5-8.
Header
Port No.
Pin No.
RS-232
Direction
RS-
422/485
Direction
1
DCD
Input
RxD+
Input
2
DSR
Input
CTS-
Input
3
RxD
Input
RxD-
Input
4
RTS
Output
RTS+
Output
5
TxD
Output
TxD+
Output
6
CTS
Input
CTS+
Input
7
DTR
Output
TxD-
Output
8
RI
Input
RTS-
Output
9
SG
Signal Ground
SR
Signal Reference
1 or 5
10
N/C
No Connection
N/C
No Connection
11
DCD
Input
RxD+
Input
12
DSR
Input
CTS-
Input
13
RxD
Input
RxD-
Input
14
RTS
Output
RTS+
Output
15
TxD
Output
TxD+
Output
16
CTS
Input
CTS+
Input
17
DTR
Output
TxD-
Output
18
RI
Input
RTS-
Output
19
SG
Signal Ground
SR
Signal Reference
2 or 6
20
N/C
No Connection
N/C
No Connection
21
DCD
Input
RxD+
Input
22
DSR
Input
CTS-
Input
23
RxD
Input
RxD-
Input
24
RTS
Output
RTS+
Output
25
TxD
Output
TxD+
Output
26
CTS
Input
CTS+
Input
27
DTR
Output
TxD-
Output
28
RI
Input
RTS-
Output
29
SG
Signal Ground
SR
Signal Reference
3 or 7
30
N/C
No Connection
N/C
No Connection
31
DCD
Input
RxD+
Input
32
DSR
Input
CTS-
Input
33
RxD
Input
RxD-
Input
34
RTS
Output
RTS+
Output
35
TxD
Output
TxD+
Output
36
CTS
Input
CTS+
Input
37
DTR
Output
TxD-
Output
38
RI
Input
RTS-
Output
39
SG
Signal Ground
SR
Signal Reference
4 or 8
40
N/C
No Connection
N/C
No Connection
Cable CAG08104 will send signals to eight DB-9 male connectors. See
Table 2
for DB-9 pinouts