Re: [Contiki-developers] Announcing the RedBee EconoTAG

[Camilo, A. <ac...@ne...>]

oops, sorry, wrong mailing list.

On Mon, Mar 22, 2010 at 1:55 PM, Camilo, Alex <ac...@ne...>wrote:

> Cool, out fo curiosity, is the hardware FCC certified? I noticed the lack
> of labels on my kits and was wondering if you guys fall into a category or
> edge case that does not require silk-screened-on FCC IDs, etc.
>
>
> On Tue, Mar 9, 2010 at 9:05 PM, Mariano Alvira <ma...@de...> wrote:
>
>> On Tue, Mar 09, 2010 at 03:51:03PM -0800, Andrew Pullin wrote:
>> > Those look like quite interesting nodes, I'll definitely order some for
>> > the lab to try out. Now that ipv6 is working in Contiki, the 48K of
>> > flash on the tired old tmote sky's is starting to be an issue.
>> >
>> > It looks like your smaller RedBee nodes have various forms of bootloader
>> > in hardware? Someone should write a programmer application for the
>> > EconoTAG, so the smaller nodes can be programed without any JTAG pod
>> > necessary. That should be doable, right?
>> >
>>
>> I have, it's one of the tools in libmc1322:
>>
>>   http://mc1322x.devl.org/libmc1322x.html
>>
>> The program is mc1322x-load.pl;
>>
>>
>> http://git.devl.org/?p=malvira/libmc1322x.git;a=blob;f=tools/mc1322x-load.pl
>>
>> This loads images into RAM using the UART1 bootloader. It can also
>> load a secondary image to a bootstrap flash loader, flasher.bin, which
>> writes the second image to flash. I've shown that example in the first
>> link. Flasher.bin is one of the test programs in libmc1322x.
>>
>> You can erase with JTAG by running an erase program or manually. On
>> the Econotag this is done with jumpers. On the Redbee module there are
>> dip switches to do this.
>>
>> JTAG is easy with the Econotag. You don't need to have any extra pods
>> or cables. You just need to download the lastest OpenOCD and run:
>>
>>       openocd -f board/redbee-econotag.cfg
>>
>> The radio driver is queue based and uses DMA and interrupts. (many
>> thanks to Jon Smirl for his contributions here.) It is capable of
>> sustained transmits and receives. I've measured a sustained datarate
>> of 238.5 kbps with 125 byte payloads (133 bytes total packet
>> size). Transmit packet delay is 88us right now and can probably be
>> improved.
>>
>> We don't have the CCA modes or Auto-Ack'ing working yet.
>>
>> -Mar.
>>
>>
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>
>
>
> --
> Alex Camilo
> 1-877-474-6038 ext#703
> www.neuronrobotics.com
>



-- 
Alex Camilo
1-877-474-6038 ext#703
www.neuronrobotics.com