Chapter 3 Connectors
39
CN Pinouts:
See
Table 3-18
This connector provides RS-422 or RS-485 communications.
Figure 3-18: RS-422/485 Connector Location
PIN NO.
DESCRIPTION
PIN NO.
DESCRIPTION
1
RXD422-
3
/
2
4
TXD422-/TXD485-
Table 3-18: RS-422/485Connector Pinouts
Use the optional RS-422/485 cable to connect to a serial device. The pinouts
of the DB-9 connector are listed below.
RS-422 Pinouts
RS-485 Pinouts
Table 3-19: DB-9 RS-422/485 Pinouts
3.2.18
SMBus Connector