4-28
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Connector Pin Assignments
4
Speaker Output Connector (J13)
The 2-pin header (J13) provides connection to an external speaker from the
MCP750 PCB Counter 2 output. The pin assignments are listed in the
following table.
PMC I/O Connectors (J2/J21)
The PMC I/O connectors consist of two 64-pin header connectors J2 and
J21. The pin assignments and signal mnemonics for these connectors are
listed in the following two tables:
Table 4-21. +5Vdc Power Connector (J14)
Pin
Signal
1
+5Vdc
2
GND
3
GND
4
No Connect
Table 4-22. Speaker Output Connector (J13)
Pin
Signal
1
GND
2
SPKROC_L
Table 4-23. PMC I/O Connector (J2)
Pin
Signal
Signal
Pin
1
GND
PMCIO1
2
3
GND
PMCIO2
4
5
GND
PMCIO3
6
7
GND
PMCIO4
8