Smbus Connector; Figure 4-17: Serial Port Connector Location; Table 4-18: Serial Port Connector Pinouts; Table 4-19: Db-9 Rs-422/485 Pinouts - IEI Technology ECN-360A-HM65 User Manual

Figure 4-17: Serial Port Connector Location

Pin Description
1 RXD422-
2 RXD422+
3 TXD422+/TXD485+
4 TXD422-/TXD485-

Table 4-18: Serial Port Connector 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

Table 4-19: DB-9 RS-422/485 Pinouts

4.2.17 S MBu s Co n n e c to r
CN La b e l: CN4
CN Typ e : 4-pin wafer (1x4)
CN Lo c a tio n : See Figure 4-18
See Table 4-20
CN P in o u ts :
P a g e 42
ECN-360A-HM65 Em b e d d e d S ys te m
RS-485 Pinouts