On Friday, July 18, 2014 3:56:41 AM UTC+10, rar76 wrote: > > Thank you for the information - I noticed others used the mmap instead of > sysfs and I wondered how much overhead was in the read/write/open > functions. Can I ask what logic analyzer you're using? I've been itching > to get an oscilloscope, but even the cheapest is a few hundred. > > Regards, > Rene > > Have a look at the sigrok <http://sigrok.org/wiki/Main_Page> site. It's a free signal analysis software suite and there's a page showing all the logic analyzer hardware it works with. I bought a $10 Chinese equivalent to the Cypress CY7C68013A-56PVXC (FX2LP) board and it works well.
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