In SX Microcontrollers, SX/B Compiler and SX-Key Tool, g_daubach wrote: Hi Rick, just a stupid question: Did you attach pull-up resistors between the data line and Vdd (a 2.2 to 10 kOhm resistor would be fine) ? ---------- End of Message ---------- You can view the post on-line at: http://forums.parallax.com/forums/default.aspx?f=7&p=1&m=200023#m200187 Need assistance? Send an email to the Forum Administrator at forumadmin@parallax.com The Parallax Forums are powered by dotNetBB Forums, copyright 2002-2007 (http://www.dotNetBB.com)