3
2
1
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
App
Index
Signal Wiring Example
The pin numbers are for the 9-pin connector.
In general, use a cross cable.
SD
RD
RS
CS
SG
SD
RD
RS
SG
CTS/RTS handshaking
is not possible
PC
GS820
SD
RD
RS
CS
SG
SD
RD
RS
SG
CTS/RTS handshaking
is possible
PC
GS820
CS
CS
2
3
8
7
5
2
3
8
7
5
2
3
8
7
5
2
3
8
7
5
15-3
IM 765601-01E
RS-232 Interface
15.2 Connection via the RS-232 Interface