CSI Wireless SBX-3, Reference Manual

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SBX-3 Reference Manual
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Figure 2-4 illustrates the interface for a GPS receiver operating at the
RS-422 communications level. Please note that when using the RS-
422 option of the Evaluation Module, only the main serial port of the
SBX-3 is accessible.
2 T X 1 2 T X 1
6 T X 2 6 T X 2
8 R X 2 8 R X 2
5 G N D 5 G N D
G N D G N D
G N D G N D
R T C M R T C M
N M E A N M E A
T X T X
R X R X
SBX-3 Evaluation
Module Rear Panel
NMEA I/O Device
GPS Receiver
3 R X 1 3 R X 1 N M E A N M E A
T X T X
R X R X
Figure 2-3 Evaluation Module Interface, RS-232C