Hi, The book mentioned as far as I remember, a kickback diode should be in circuitry in parallel with the load which is LED in your case, to protect the transistor from static for on/off cycles. Looks like transistor is gone at the beginning of the tests. Alex
On Tue, Oct 25, 2016 at 3:31 PM, Dennis Lee Bieber <[email protected]> wrote: > On Tue, 25 Oct 2016 09:12:34 -0700 (PDT), mzimmers > <[email protected]> declaimed the following: > > > >Dennis: I tried your test, and it does indeed work the same way (PWR: > >bright, GND: dim). I also tried GPIO1_16 (I originally used GPIO1_17 per > >the instructions) with the same result. > > > > > >Looks like I fritzed the transistor, huh? > > > That would be my feelings... You have a transistor that is not > completely blocking current flow. > -- > Wulfraed Dennis Lee Bieber AF6VN > [email protected] HTTP://wlfraed.home.netcom.com/ > > -- > For more options, visit http://beagleboard.org/discuss > --- > You received this message because you are subscribed to the Google Groups > "BeagleBoard" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit https://groups.google.com/d/ > msgid/beagleboard/p8nv0chfq0h7vnl8stti2jcpph3821bc1r%404ax.com. > For more options, visit https://groups.google.com/d/optout. > -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/beagleboard/CAE%2BnJ0%2BGZ84No7G-resgxpDDAUxgRzC7qxsW8mfULQXViq6PWA%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
