> On 2020-02-07, at 22:15, Spiro Trikaliotis <ml-cbmhackers_at_trikaliotis.net> wrote: > > Hello, > > just my 2 cents worth of guesswork: > > * On Fri, Feb 07, 2020 at 09:20:29PM +0100 silverdr_at_wfmh.org.pl wrote: > >> Mapping says about D6510 ($00): >> >> On power-up, this register is >> set to 239 ($EF), which indicates that all bits, except for Bit 4 >> (which senses the cassette switch), are set up for Output. > > As $EF only has bit 7 unset, this sentence does not make sense. ;) Time to refresh binary arithmetics… It's bit 4 unset there :-) -- SD!Received on 2020-05-30 00:52:52
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