I would love to read that if you find it. Joe On 7/27/2016 8:35 PM, John Coppens wrote: > On Tue, 26 Jul 2016 22:02:42 -0300 > John Coppens wrote: > >> *I KNOW I have the Appnote here somewhere. Can't find it though. > > Found the exact appnote - it's Motorola's AN-315: > "A low frequency waveform synthesizer based on Walsh functions" > Prepared by Robin Hodgson (1974). > > I couldn't find it on the 'net yet. If someone is interested - > I may have a scanned copy here somewhere. > > John > --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .