Sebastian Kuzminsky wrote: > John Kasunich wrote: > >>Sebastian Kuzminsky wrote: >> >>>There's a judgement call here, and I seek your advice. Is 25 >>>microseconds too long to run with interrupts off? > > ... > >>It might seem like an overly pessimistic view, but I'd rather forgo the >>fast GPIO updates on the EPP connected Mesa cards, than risk introducing >>latencies that could affect completely unrelated stuff. > > > Nicely explained John, thanks. I'll drop that branch of development. > No stand-alone fast GPIO for the 7i43. > If you can crank up the rate to several KHz (possibly needs PCI par port and faster CPU) I can't imagine many people need it much faster. Or just tell them they need the PCI version if they need fast GPIO. I just can't see this as a really big need.
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