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[Lcdproc] lcdproc v0.5.3 - ConnectionType=ftdi [[ Segmentation fault ]]


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  • From: santanu at hep.phy.cam.ac.uk (Santanu Das)
  • Subject: [Lcdproc] lcdproc v0.5.3 - ConnectionType=ftdi [[ Segmentation fault ]]
  • Date: Sun, 24 Oct 2010 23:33:06 +0100

I should have mentioned that only if I use Baud rate of 38400, the
screen goes completely blank after a few sec. of initial blinking.
Using an other speed it remains unchanged on the factory default
"MONEUAL" screen.

Cheers,
Santanu



On 24/10/2010 22:29, Santanu Das wrote:
> humm...... then it's a bit of good news then.
> But, I don't see any thing on the display apart from the factory
> default "MONEUAL" all the time. Any idea, why?
>
> Cheers,
> Santanu
>
>
> On 24/10/2010 21:39, Markus Dolze wrote:
>> Hi,
>>
>> If no clients are connected the server will show a default screen.
>> You see a lot of debug output from the internal processing of drawing
>> that default screen (screenlist_*). Don't worry about it.
>>
>> Basically it means LCDd was able to open the USB/serial port and
>> writes data to it.
>>
>> You don't need to run LCDd with '-r 5', it will output a lot of debug
>> data. Running with report level 4 is sufficient most times.
>>
>> Regards,
>> Markus
>>
>> -------- Original-Nachricht --------
>>> Datum: Sun, 24 Oct 2010 20:28:05 +0100
>>> Von: Santanu Das<santanu at hep.phy.cam.ac.uk>
>>> An: Markus Dolze<bsdfan at nurfuerspam.de>
>>> Betreff: Re: [Lcdproc] lcdproc v0.5.3 - ConnectionType=ftdi [[
>>> Segmentation fault ]]
>>> Hi Markus,
>>>> [ ... ]
>>>>
>>>> If your display appears like a serial port to the OS and the Mplay
>>> sub-driver does not work, there may be an issue with the driver
>>> itself or you
>>> have a type of display which the sub-driver does not know how to
>>> talk to.
>>> If I try "mplay" instead, I get lots of
>>> "screenlist_switch(s=[_server_screen])" on the screen:
>>>
>>> root at htpc:/usr/local/etc# LCDd -f -r 5 -s 0
>>> LCDd version 0.5.3 starting
>>> Built on Oct 22 2010, protocol version 0.3, API version 0.5
>>> Using Configuration File: /usr/local/etc/LCDd.conf
>>> Set report level to 5, output to stderr
>>> LCDd 0.5.3, LCDproc Protocol 0.3
>>> Part of the LCDproc suite
>>> Copyright (C) 1998-2009 William Ferrell, Scott Scriven
>>> and many other contributors
>>>
>>> [ ... ]
>>>
>>> Server running in foreground
>>> Listening for queries on 127.0.0.1:13666
>>> screenlist_init()
>>> driver_load(name="hd44780",
>>> filename="/usr/local/lib/lcdproc/hd44780.so")
>>> HD44780: using ConnectionType: mplay
>>> HD44780: Matrix key 3 0: "Enter"
>>> HD44780: Matrix key 3 1: "Up"
>>> HD44780: Matrix key 3 2: "Down"
>>> HD44780: Matrix key 3 3: "Escape"
>>> hd44780: Using hd44780_default charmap
>>> HD44780: lis2: Using device: /dev/ttyUSB0
>>> HD44780: lis2: using speed: 57600
>>> Key "Escape" is now reserved exclusively by client [-1]
>>> Key "Enter" is now reserved shared by client [-1]
>>> Key "Up" is now reserved shared by client [-1]
>>> Key "Down" is now reserved shared by client [-1]
>>> screenlist_process()
>>> screenlist_switch(s=[_server_screen])
>>> screenlist_switch: switched to screen [_server_screen]
>>> screenlist_process()
>>> screenlist_process()
>>> screenlist_process()
>>> screenlist_process()
>>> screenlist_process()
>>> screenlist_process()
>>> screenlist_process()
>>> screenlist_process()
>>> screenlist_switch(s=[_server_screen])
>>> screenlist_process()
>>> screenlist_switch(s=[_server_screen])
>>> screenlist_process()
>>> screenlist_switch(s=[_server_screen])
>>> [ ... ]
>>>
>>>
>>> Any idea what does it mean?
>>>
>>> Cheers,
>>> Santanu
>>>
>





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