Marcel Birthelmer wrote: >I believe the Bitscope will do what you want. I don't have mine at hand > right now to verify the sampling abilities, but it streams data to the PC > live, so it can log pretty much unlimited. It also supports triggering on > logic and/or analog events. The only issue with it that I've had is that > it > only samples at 8 bits. 8 bits is plenty for what we're doing. I like having two channels, so this one looks like it may work: http://www.bitscope.net/store/?p=view&i=item+3 It also has 8 logic channels, have you used its logic analyzer? Is there a way to configure it as a protocol analyzer? Vitaliy -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist