
NOVA-PV-D5251/D4251 5.25" SBC
Page 53
Pin DESCRIPTION Pin DESCRIPTION
9 GND 10 GND
11 TXD485+ 12 TXD485#
13 RXD485+ 14 RXD485#
Table 3-27: Serial Port Connector Pinouts
3.2.26 SMBus Connector
CN Label: CN3
CN Type:
4-pin wafer (1x4)
CN Location:
See
Figure 3-28
CN Pinouts:
See
Table 3-28
The SMBus (System Management Bus) connector provides low-speed system
management communications.
Figure 3-28: SMBus Connector Location
Pin Description
1 GND
2 SMB_DATA
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