Re my H Bridge cct that I posted earlier today. Critiques, or even scathing criticism, if objective, are most welcome. I THINK that it does the required job well. But I'd much rather that someone here pointed out any flaws, or any potential improvements, before I tried to introduce it to the less than willing implementers. RM -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist