Manual

NANO-HM650 EPIC SBC
Page 31
This connector provides RS-422 or RS-485 communications.
Figure 3-20: Serial Port Connector Location
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 RXD485# 2 RXD485+
3 TXD485+ 4 TXD485#
Table 3-17: Serial Port Connector Pinouts
3.2.20 SMBu s Connector
CN Label:
SMBUS_1
CN Type:
4-pin wafer
CN Location:
See Figure 3-21
CN Pinouts:
See Table 3-18
The SMBus (System Management Bus) connector provides low-speed system
management communications.