XPC564A Datasheet, PDF (18/67 Pages) Freescale Semiconductor, Inc – Evaluation system supporting Freescale MPC564xA microprocessors

3.3
Buttons
There are four user buttons available on the xPC56XXMB.
J9 – Buttons Enable
Controls whether the buttons on the xPC56XXMB motherboard are
connected to I/O pins of the processor. The jumpers can be removed and
wires can be used to connect each button to any processor I/O pin, if desired.
Jumper Setting Effect
1+2 (default
on)
KEY1 connected to eMIOS0
3+4 (default
on)
KEY2 connected to eMIOS2
5+6 (default
on)
KEY3 connected to eMIOS4
7+8 (default
on)
KEY4 connected to eMIOS8
J10 – Buttons Driving Configuration
Selects whether the buttons drive logic high or drive logic low when pressed.
Jumper Setting Effect
When pressed, buttons will send logic high to the
1+2
connected I/O pin
2+3 (default)
When pressed, buttons will send logic low to the
connected I/O pin
14
xPC564A EVB User Manual