In SX Microcontrollers, SX/B Compiler and SX-Key Tool, Electronegativity wrote: Hi all, Paul said the internal (20kOhm) resistor is ok for low speed but not for high. There is claerly a hole in my knowledge here. Why is that true, and do you need less or more resistance in the pulldown for faster speeds? :scool: ---------- End of Message ---------- You can view the post on-line at: http://forums.parallax.com/forums/default.aspx?f=7&p=1&m=107904#m108037 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)