Reference for Wiring 1.0 (ALPHA) 0017+. If you have a previous version, use the reference included with your software.
If you see any errors or have any comments, let us know.
Name
FALLING
Examples
attachInterrupt(0, myFunction, FALLING); // attaches myFunction to external interrupt 0 on FALLING
Description
Reserved word representing a transition from HIGH to LOW on an external interruption pin.