
Digi One EM DB-9 and Terminal Block Pinout
The wiring diagram for the EIA-232 DB-9 connector is shown in Table 1 and the Terminal Block in Table 2.
Table 1: DB-9 connector
DB-9 Direction Signal
1 DCD
2
RxD
3
TxD
4
DTR
5
SG
6
DSR
7
RTS
8
CTS
9
RI
Table 2: Terminal Block
DB-
9
Direction Signal
1 DCD
2
RxD
3
TxD
4
DTR
5
SG
6
DSR
7
RTS
8
CTS
9
RI
Commentaires sur ces manuels