updown

loadrt updown [count=N|names=name1[,name2...]]

updown.N

Process inputs and update count if necessary

updown.N.countup bit in

Increment count when this pin goes from 0 to 1

updown.N.countdown bit in

Decrement count when this pin goes from 0 to 1

updown.N.reset bit in

Reset count when this pin goes from 0 to 1

updown.N.count s32 out

The current count

updown.N.clamp bit rw

If TRUE, then clamp the output to the min and max parameters.

updown.N.wrap bit rw

If TRUE, then wrap around when the count goes above or below the min and max parameters. Note that wrap implies (and overrides) clamp.

updown.N.max s32 rw (default: 0x7FFFFFFF)

If clamp or wrap is set, count will never exceed this number

updown.N.min s32 rw

If clamp or wrap is set, count will never be less than this number

Stephen Wille Padnos

GPL