In SX Microcontrollers, SX/B Compiler and SX-Key Tool, bean wrote: Eric, It depends on the oversampling used in the interrupt code. It seems that 3x is the mimimum. So that would be 57600 interrupts per second for 19200, and 28800 interrupt per second for 9600. The ISR cycles wouldn't make any difference (as long as it finished before the next ISR is due). Bean. ---------- End of Message ---------- You can view the post on-line at: http://forums.parallax.com/forums/default.aspx?f=7&p=1&m=166810#m166812 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)