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From: Ron B. <buc...@rb...> - 2010-07-23 00:34:22
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Jon Elson <el...@pi...> writes: >The Beagle has a 28-pin header with a scrambled bunch of GPIO pins. It >was a little tricky to find 8 contiguous bits plus the necessary control >bits. [...] >I crashed the Linux OS a >number of times before finding out what other GPIO pins in the same bank >were used for other on-board functions. I have to mask around the >register bits to keep from interfering with those. Are you documenting these somewhere? Seems like the sort of info that ought to come with the board... |