[ILUG-Cochin.org] Fwd: serial port driver

[Deepak Narayan]

Can you explain the entire setup. I believe it is a PC Linux
application which checks the serial port, takes data and inserts in
the DB

You might want to read about the asynchronous (Non blocking) IO stuff.
The select() system call etc

http://www.easysw.com/~mike/serial/serial.html#5_2
http://en.wikipedia.org/wiki/Asynchronous_I/O

-Deepak

.

On Wed, Dec 16, 2009 at 11:16 AM, shibin k reeny <shibinkreeny at gmail.com> wrote:
>
>
> ---------- Forwarded message ----------
> From: shibin k reeny <shibinkreeny at gmail.com>
> Date: Wed, Dec 16, 2009 at 10:52 AM
> Subject: Re: serial port driver
> To: "Pramode C.E." <pramode_ce at yahoo.co.in>
>
>
> my project consist of a MySQL database which will be updated by the data
> coming from the RS232
> RS232 port has to receive the data which consist of roomid and personal
> id,so the RS232 kernel module must consist of an interrupt which let it know
> that the data has come and this interrupt has to let the read module to read
> the data and send it to the userspace and the database should be updated.any
> help plz...
>
>
> On Wed, Dec 16, 2009 at 10:26 AM, Pramode C.E. <pramode_ce at yahoo.co.in>
> wrote:
>>
>> sir,
>> > please send me the detail about howto write the driver for
>> > the RS232 port.
>> > its important sir.
>> >
>> >
>>
>> Please join the fsugtsr mailing list by visiting:
>>
>> http://lists.fsugtsr.org/mailman/listinfo/discuss
>>
>> You should then post a more detailed mail to this list - please explain
>> what you have already done and what you are trying to achieve in more detail
>> - simply stating that you wish to write an RS232 driver may not help much.
>>
>> Regards,
>> Pramode
>> ------------
>>
>>
>>
>>      The INTERNET now has a personality. YOURS! See your Yahoo! Homepage.
>> http://in.yahoo.com/
>
>
>
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-- 

http://blog.deepak.dk/