From: Frank M. H. <fm...@gm...> - 2019-07-31 16:41:08
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On Tue, Jul 30, 2019 at 4:14 AM Dirk Niggemann <dir...@gm...> wrote: > > Yes, that works too. > > That leaves the question of why there is a byte to read when nothing was sent? > Oh, maybe there isn't a byte. Reading the DIR register tickles the data holdoff logic, so maybe that could cause it. Another thing you could try is using "agilent_82350b_unaccel" as the board type, to take the fifos out of the picture. Then the driver will only use the tms9914 directly. |