Iei-integration PCIE-Q670 v1.03 Manual de usuario Pagina 51

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PCIE-Q670 PICMG 1.3 CPU Card
Page 36
This connector provides RS-422 or RS-485 communications.
Figure 3-19: RS-422/485 Connector Location
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 RXD485# 3 RXD485-
2 RXD485+ 4 RXD485#
Table 3-19: RS-422/485Connector Pinouts
3.2.19 SMBus Connector
CN Label: SMBUS_1
CN Type:
4-pin wafer
CN Location:
See
Figure 3-20
CN Pinouts:
See
Table 3-20
The SMBus (System Management Bus) connector provides low-speed system
management communications.
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