PCAN-MicroMod Mix 3 – User Manual
8
2.1
Pull-up/Pull-down Circuits for the
Digital Inputs
At delivery the digital inputs and the frequency inputs are open. You
can set them independently to pull-up or pull-down circuit. This is
done with the DIP switch row S2 for the digital inputs and the row
S1 for the frequency inputs.
Figure 2: Positions of the pull-up/pull-down switches S2 (left) and S1 (right)
Behavior at position
Switches Inputs
o (centered)
*
– (down)
+ (up)
S2 1 - 8
Din 0 - Din 7
S1 1 - 4
Fin 0 - Fin 3
open
pull-down
4.7 k
Ω
pull-up 4.7 k
Ω
*
Setting at delivery
