XPC564A Datasheet, PDF (59/67 Pages) Freescale Semiconductor, Inc – Evaluation system supporting Freescale MPC564xA microprocessors

Disconnected
(default)
The VEN_IO2 pin is left disconnected
5.3
System Clock Configuration
The xPC564A Mini-Modules support the usage of crystal clock sources as
well as external clock sources.
J10 – Crystal clock source enable
Both of the jumpers below need to be installed to enable the crystal clock
source.
Jumper Setting Effect
1+2 (default)
The MPC564xA “EXTAL” signal is connected to the
crystal clock source on the xPC564A Mini‐Module
3+4 (default)
The MPC564xA “XTAL” signal is connected to the
crystal clock source on the xPC564A Mini‐Module
J11 – External clock source enable
The xPC564A Mini-Module contains a footprint for an SMA connector, which
can be used to provide an external clock source to the system.
Jumper Setting Effect
The MPC564xA “EXTAL” signal is connected to the
On
SMA connector on the xPC564A Mini‐Module
Off (default)
The SMA connector on the xPC564A Mini‐Module is
disconnected from the processor
xPC564A EVB User Manual
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