Re: nanopi/allwinner i2c not working.
Daniel Braniss <[email protected]>
| Newsgroups | gmane.os.freebsd.devel.arm |
|---|---|
| Message-ID | <[email protected]> |
grr I hate spell checkers > On 7 Oct 2020, at 12:06, Daniel Braniss <[email protected]> wrote: > > > >> On 7 Oct 2020, at 11:59, Andriy Gapon <[email protected]> wrote: >> >> On 07/10/2020 11:33, Andriy Gapon wrote: >>> Perhaps the problem is on the device's side? >> >>> From here https://www.nxp.com/docs/en/user-guide/141520.pdf >> § 6.2.4 >> However, it may happen that the PN532 does not acknowledge its own address >> immediately after having finished a previous exchange. >> >> So, perhaps an application level delay is needed? >> I am not really familiar with the device and its communication protocol details, >> so maybe I am talking nonsense. > there is some black magic involved here :-) > i’ll try putting someday, and some other stuff. s/someday/some delay/ > btw, I have a dtsoto enable the 2nd. 2c but now Isee that the ‘official’ one is different, > can you priced me with a correct one? > and is there a way to lower the i2c speed? > > thanks, > and it’s back to the drawing board for me. > > danny > >> >> -- >> Andriy Gapon > > _______________________________________________ > [email protected] <mailto:[email protected]> mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-arm <https://lists.freebsd.org/mailman/listinfo/freebsd-arm> > To unsubscribe, send any mail to "[email protected] <mailto:[email protected]>" _______________________________________________ [email protected] mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-arm To unsubscribe, send any mail to "[email protected]"