In SX Microcontrollers, SX/B Compiler and SX-Key Tool, PJMonty wrote: Steel, Typical use of the RTCC has it driven by the internal clock, so even when it's running, there is no physical connection to it. The internal oscillator should not be used for programs involving time critical communications (such as serial, Ir, etc). [list]Thanks, PeterM[/list] ---------- End of Message ---------- You can view the post on-line at: http://forums.parallax.com/forums/default.aspx?f=7&p=1&m=120330#m120418 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)