Spectrum Digital, Inc
3-5
3.3.3 TR1, TR2, Power Connectors
The TR1, TR2 connectors allow the user to connect external power supplies to the
XEVM642 4VSX35 Daughter Card. The diagram below shows the TR1 and TR2
connectors from a card edge view.
3.4 J8, RS-232 Connector
The XEVM642 4VSX35 Daughter Card has a male DB9 connector. This connector
interfaces to a MAX331 CAE. The pin positions for the J8 connector as viewed from the
edge of the printed circuit board are shown below.
The pin numbers and their corresponding signals are shown in the table below.
Table 3: J8, RS-232 Pinout
Pin #
Signal Name
1
No connect
2
RSORX
3
RSOTX
4
No Connect
5
GND
6
No Connect
7
RSORTS
8
RSOCTS
9
No Connect
PC Board
Card Edge View
Figure 3-4, TR1, TR2 Power Connectors
GND IN
+12V IN
TR1
TR2
9
5
4
3
2
1
8
7
6
Figure 3-5, J8, DB9 Male Connector
Summary of Contents for XEVM642 4VSX35
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