In SX Microcontrollers, SX/B Compiler and SX-Key Tool, eagletalontim wrote: ok, COUNT 310 gives the correct RPM, but it is at a slow pace. If I rev quickly, it cannot keep up. I am confused on the math formula to convert PULSIN to RPM's. If anyone can clue me in on this, I would greatly appreciate it! ---------- End of Message ---------- You can view the post on-line at: http://forums.parallax.com/forums/default.aspx?f=7&p=2&m=320764#m332518 Need assistance? Send an email to the Forum Administrator at forumadmin@parallax.com The Parallax Forums are powered by dotNetBB Forums, copyright 2002-2009 (http://www.dotNetBB.com)