P&E Microcomputer Systems XPC560S EVB User Manual - page 56
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xPC560S EVB User Manual
FABM and ABS0 pins.
J14 – 5V MCU Power Enable
Allows 5V to be selected for the various power pins on the MPC560xS
processor.
J15 – 1.2V Core Voltage Enable
Controls whether power is provided to the “VDD 1V2” pins on the MPC560xS
processor.
Jumper Setting
Effect
1+2 (default)
VIO voltage is 5V
2+3
VIO voltage is 3.3V
Jumper Setting
Effect
On (default)
5V is available to power the various power supply
pins on the MPC560xS processor
Off
5V cannot be used to power any of the various
power supply pins on the MPC560xS processor
Jumper Setting
Effect
On (default)
MPC560xS “VDD 1V2” pins are connected to 1.2V
power
Off
MPC560xS “VDD 1V2” pins are left disconnected