WSB-H810 PICMG 1.0 CPU Card
Page 41
RS-422 Pinouts RS-485 Pinouts
Table 3-26: DB-9 RS-422/485 Pinouts
3.2.24 SMBus Connector
CN Label: CN2
CN Type:
4-pin wafer, p=1.25 mm
CN Location:
See
Figure 3-25
CN Pinouts:
See
Table 3-27
The SMBus (System Management Bus) connector provides low-speed system
management communications.
Figure 3-25: SMBus Connector Location
Pin Description
1 GND
2 SMB_DATA
3 SMB_CLK
4 +5V
Table 3-27: SMBus Connector Pinouts