Date: Wed, 25 Oct 2017 12:11:56 -0500 From: Kyle Evans <kevans91@ksu.edu> To: Zaphod Beeblebrox <zbeeble@gmail.com> Cc: FreeBSD Hackers <freebsd-hackers@freebsd.org> Subject: Re: We do serial differently. Message-ID: <CACNAnaFAbKWFJ9NiR=gS8y_9-RDHzNFACZku8mpaphGZHU2Org@mail.gmail.com> In-Reply-To: <CACNAnaGf7yAP6Sc6coNhZVcZyw0OA1ZUvaOu=t3D-tfn4sXwcQ@mail.gmail.com> References: <CACpH0Md0ckYH6k5ufAwCoc-_ThtJHrV9%2BdUtp66%2BSSjVuyhpxA@mail.gmail.com> <CACNAnaEu0-mdO9HTgOX8BRF5_FMVsszQzan6RYKEsLzoMgDXjQ@mail.gmail.com> <CACpH0MdpucayKsWzPN86w9tJkydQhhz5eL8GLHfADE1C12kr3A@mail.gmail.com> <CACNAnaGf7yAP6Sc6coNhZVcZyw0OA1ZUvaOu=t3D-tfn4sXwcQ@mail.gmail.com>
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On Wed, Oct 25, 2017 at 11:43 AM, Kyle Evans <kevans91@ksu.edu> wrote:
> On Wed, Oct 25, 2017 at 11:34 AM, Zaphod Beeblebrox <zbeeble@gmail.com>
> wrote:
>
>> On Mon, Oct 23, 2017 at 9:45 AM, Kyle Evans <kevans91@ksu.edu> wrote:
>>
>>> Hi,
>>>
>>> Are you able to connect to it otherwise (w/ cu or friends) and issue,
>>> say, an M105 manually?
>>>
>>
>> yes. With CU I can connect, it resets, then I can issue an "M105<cr>"
>> and it parrots back some status.
>>
>
> Ok, cool, that's expected and sounds like Pronterface is doing something
> it shouldn't be.
>
> I'll poke at it a little bit more- last I checked, it didn't look like it
> was doing anything too crazy with pyserial and I've got a working OctoPrint
> (w/ pyserial) setup, so I know that works to some extent.
>
>
For the sake of argument, can you try applying the following patch [1] to
printrun? I don't see a need to be toggling DTR here, and that might narrow
things down a little bit.
[1]
diff --git a/printrun/printcore.py b/printrun/printcore.py
index b54e750..fd531c3 100644
--- a/printrun/printcore.py
+++ b/printrun/printcore.py
@@ -218,11 +218,6 @@ class printcore():
parity = PARITY_ODD)
self.printer.close()
self.printer.parity = PARITY_NONE
- try: #this appears not to work on many platforms, so
we're going to call it but not care if it fails
- self.printer.setDTR(dtr);
- except:
- #self.logError(_("Could not set DTR on this
platform")) #not sure whether to output an error message
- pass
self.printer.open()
except SerialException as e:
self.logError(_("Could not connect to %s at baudrate
%s:") % (self.port, self.baud) +
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