On 10/06/2018 13:00, Michał Pleban wrote: > That's one thing. But the other thing is, creating such nasty behaviour > and *not* documenting it in the datasheet. I consulted 8255 datasheets > from several manufacturers and none mentions this. It's mentioned in here http://pdf.datasheet.live/19afa754/intel.com/P8255A.pdf "All of the output registers, including the status flip-flops, will be reset whenever the mode changes." I withdraw my earlier comment.. Why can't you use"mode 2 - bi-directional bus"?Received on 2018-06-10 17:02:00
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