On Thu, Mar 3, 2011 at 8:11 AM, Oli Glaser wrote: > Just to correct myself - I meant to say the strong pull up has to be > enabled within 10us (not 1us) after calling read temp. Thanks, I will adapt the code to your suggestion and give it a run and see. --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .