LKM Timemark Driver

MLewis mlewis000 at
Sat Sep 8 22:00:50 UTC 2018

On 08/09/2018 2:46 PM, Achim Gratz via devel wrote:
> MLewis via devel writes:
>> ... Plugged in, the Pi crashed with LEDs out and the
>> plastic on the header end of the leads started melting.
>> ... The seller I got the Mini-B pinout from had a new pinout
>> on their site, with the order reversed.
> Well, reminds me of my 5 FTDI converters that were all jumpered to
> supply 3.3V as I need except for that one I grabbed when setting up a
> GPS module in a place where there wasn't quite enough light to make the
> error obvious until I had connected everything.  Luckily in this case
> the output on the GPS module still works, although it can't drive longer
> cables anymore.
>> ... So the coms on the board and/or
>> the GPS module itself is fried. The RX/TX ports on the Pi may be fried
>> too. Retested since the weekend, still no coms.
> The ports on the Pi are probably still OK (you can test for that by
> jumpering RX directly to TX and see if that gets you a loopback in a
> terminal program connected to the serial device).  The GPS serial
> outputs may not be salvageable, though.
> Regards,
> Achim.

I picked up gpiotest with the pigpio library that it uses. gpiotest is 
supposed to be able to test all ports. It will give me something to do 
while I wait for the M8T...


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