Speaker Output Connector (J13); Pmc I/O Connectors (J2/J21); Table 4-21. +5Vdc Power Connector (J14); Table 4-22. Speaker Output Connector (J13) - Motorola MCP750 Installation And Use Manual

Connector Pin Assignments
4

Speaker Output Connector (J13)

PMC I/O Connectors (J2/J21)

4-28

Table 4-21. +5Vdc Power Connector (J14)

Pin
1
2
3
4
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.

Table 4-22. Speaker Output Connector (J13)

Pin
1
2
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 4-23. PMC I/O Connector (J2)

Pin Signal
1 GND
3 GND
5 GND
7 GND
Signal
+5Vdc
GND
GND
No Connect
Signal
GND
SPKROC_L
Signal Pin
PMCIO1 2
PMCIO2 4
PMCIO3 6
PMCIO4 8
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