At 04:41 PM 03/24/2000 +0800, you wrote: >I recall bout 3 years back seeing an eval board for HP's IrDA modules done >by Parallex. Far as i can tell there was a PIC in there doing all the work >getting data to and from a PC. Was i wrong or is the high speed IrDA's too >much work for a PIC? > >Terry > I would say definitely too much work. I tried to run a 400 Ks/s 12-bit serial A/D off a 20 Mhz PIC, and the best rate I could ever get was a little over 300 Ks/s, no matter what I did. Involved 2 successive 8-bit SPI transfers, plus read/store/indexing/looping/etc. best regards, - Dan Michaels Oricom Technologies http://www.sni.net/~oricom ==========================