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RE: [Discuss-gnuradio] gmsk2 - CRC and whitening
From: |
Robitaille, Michael |
Subject: |
RE: [Discuss-gnuradio] gmsk2 - CRC and whitening |
Date: |
Fri, 2 Dec 2005 12:23:25 -0700 |
Thanks,
Mike
-----Original Message-----
From: address@hidden [mailto:address@hidden
Sent: Thursday, December 01, 2005 4:03 PM
To: Eric Blossom
Cc: address@hidden; address@hidden
Subject: Re: [Discuss-gnuradio] gmsk2 - CRC and whitening
The following is a link to CRC16 for the PIC controller with similiar
memory limitations:
http://www.kd7lmo.net/picobeacon_code.html
On Thu, 1 Dec 2005, Eric Blossom wrote:
> On Thu, Dec 01, 2005 at 05:42:36PM -0500, address@hidden
wrote:
> > Good suggestions, will look into implementing CRC16 with hardware and
the
> > whitening for small payload.
> >
> > Processor - Atmel AT90S8535 - face turns beat red. =)
>
> The AVR processors are very nice. Sort of a minature RISC architecture.
> You've got 8K of flash, so I don't see any problem at all. I think
> there's a port of GCC that targets it too.
>
> > Looking at the packet.sink code, it looks like it's independant of the
CRC
> > code. Is this right?
>
> Yes. It just checks that it's found the sync pattern and that the
> header length was properly detected.
>
> > gmsk2_pkt.py uses delete_head(). I can't find this code, where is it?
>
> gr_msg_queue.{h,cc}
>
> Eric
>
>
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