P&E Microcomputer Systems XPC560P EVB User Manual - page 17
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53
xPC560P EVB User Manual
13
J40 – Buttons Idle Configuration
Selects whether the I/O pins are pulled logic high or pulled logic low. This
controls the defaultlogic level of the I/O pins when the buttons are not
pressed.
Figure 3-3: Buttons circuitry schematic
3.4
LIN
There are footprints for two LIN connections on the xPC56XXMB. By default,
Jumper Setting
Effect
1+2 (default)
I/O pins connected to the buttons are pulled up to
logic high
2+3
I/O pins connected to the buttons are pulled down
to logic low