P&E Microcomputer Systems XPC560S EVB User Manual page 34

this controls the voltage of the reset circuit and the logic high voltage for the
FABM and ABS0 pins.
Jumper Setting
1+2 (default)
2+3
J14 – 5V MCU Power Enable
Allows 5V to be selected for the various power pins on the MPC560xS
processor.
Jumper Setting
On (default)
Off
J15 – 1.2V Core Voltage Enable
Controls whether power is provided to the "VDD 1V2" pins on the MPC560xS
processor.
Jumper Setting
On (default)
30
Effect
VIO voltage is 5V
VIO voltage is 3.3V
Effect
5V is available to power the various power supply
pins on the MPC560xS processor
5V cannot be used to power any of the various
power supply pins on the MPC560xS processor
Effect
MPC560xS "VDD 1V2" pins are connected to 1.2V
power
xPC560S EVB User Manual