On Apr 24, 3:38 am, "A.T.Hofkamp" <[EMAIL PROTECTED]> wrote:
> On 2008-04-23, blaine <[EMAIL PROTECTED]> wrote:
>
> > On Apr 23, 2:01 pm, "Martin Blume" <[EMAIL PROTECTED]> wrote:
> >> "blaine" schrieb
> >> No,
> >> while 1:
> >> r = self.fifodev.readline()
> >> if r: print r
> >>
On 2008-04-23, blaine <[EMAIL PROTECTED]> wrote:
> On Apr 23, 2:01 pm, "Martin Blume" <[EMAIL PROTECTED]> wrote:
>> "blaine" schrieb
>> No,
>> while 1:
>> r = self.fifodev.readline()
>> if r: print r
>> else: time.sleep(0.1)
>> is ok (note the "if r:" clause).
>>
>> Martin
>
>
On Apr 23, 2:01 pm, "Martin Blume" <[EMAIL PROTECTED]> wrote:
> "blaine" schrieb
>
>
>
> > > while 1:
> > > r = self.fifodev.readline()
> > > if r: print r
>
> > > According to my docs, readline() returns an empty
> > > string at the end of the file.
> > > Also, you might want to sleep() between
"blaine" schrieb
> >
> > while 1:
> > r = self.fifodev.readline()
> > if r: print r
> >
> > According to my docs, readline() returns an empty
> > string at the end of the file.
> > Also, you might want to sleep() between reads a
> > little bit.
> >
>
> Oh ok, that makes sense. Hmm. So do I n
On Apr 23, 12:27 pm, "Martin Blume" <[EMAIL PROTECTED]> wrote:
> "blaine" schrieb
>
>
>
>
>
> > # Fake Nokia Screen Emulator
> > import sys, os
>
> > class nokia_fkscrn:
> > def __init__(self, file):
> > if not os.path.exists(file):
> > os.mkfifo(file)
> > self.fifodev = open(file,
"blaine" schrieb
>
> # Fake Nokia Screen Emulator
> import sys, os
>
> class nokia_fkscrn:
> def __init__(self, file):
> if not os.path.exists(file):
> os.mkfifo(file)
> self.fifodev = open(file, 'r')
> def read(self):
> while 1:
> r = self.fifodev.readline()
> p
On Apr 23, 11:17 am, "Ville M. Vainio" <[EMAIL PROTECTED]> wrote:
> blaine wrote:
> > example usage: echo 'line 0 0 10 10' > /dev/screen
>
> > On the actual embedded device this is handled by a kernel module. We
> > can spit commands into it as fast as we can and the kernel module can
> > keep up.
(let's try this again, and actually send it to the list this time)
On Wed, Apr 23, 2008 at 11:02 AM, blaine <[EMAIL PROTECTED]> wrote:
> Hey everyone,
> So I've got a quick query for advice.
>
> We have an embedded device in which we are displaying to an LCD
> device that sits at /dev/screen.
blaine wrote:
example usage: echo 'line 0 0 10 10' > /dev/screen
On the actual embedded device this is handled by a kernel module. We
can spit commands into it as fast as we can and the kernel module can
keep up. This is typical unix device file behavior.
Any suggestions or advice would be s
blaine wrote:
Hey everyone,
So I've got a quick query for advice.
We have an embedded device in which we are displaying to an LCD
device that sits at /dev/screen. This device is not readily available
all the time, so I am needing to write an emulator. This will
basically just monitor a fil
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