In SX Microcontrollers, SX/B Compiler and SX-Key Tool, bean wrote: Dan, What is the range of time between pulses that you want to measure ? An interrupt seems overly complecated to just measure time between pulses ? Can you just wait for the 1st pulse to start, then use PULSIN to measure the time between ? Bean. ---------- End of Message ---------- You can view the post on-line at: http://forums.parallax.com/forums/default.aspx?f=7&p=1&m=103087#m103116 Need assistance? Send an email to the Forum Administrator at forumadmin@parallax.com The Parallax Forums are powered by dotNetBB Forums, copyright 2002-2006 (http://www.dotNetBB.com)