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Unread 14-10-2006, 22:16
Qbranch Qbranch is offline
wow college goes fast.
AKA: Alex
FRC #1024 (Kil-A-Bytes)
Team Role: Alumni
 
Join Date: Apr 2006
Rookie Year: 2006
Location: Indianapolis
Posts: 1,174
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Re: PIC18F8722 A1 Errata Sheet Released

Quote:
Originally Posted by kmcclary
That's good to hear... Hopefully, we won't swap old bugs for new ones...

<edit> (Whoops... The die being rev'd is good, not the fact that you're having problems!) </edit>

BTW... Here's a link to the PICdem HPC Explorer (for the curious):
http://www.microchip.com/stellent/idcplg?IdcService=SS_GET_PAGE&nodeId=1406&dDocName =en022480

OOC Alex, are you making FIRST RC "co-processors" (or "smart widget controllers") out of the PICdem HPC Explorer boards?
...If so, you may wish to start a thread about that!

<edit> BTW... I haven't had a chance to exercise the 2006 RC to check for these faults yet. Since you've been working with this chip very intimately Alex, have you noticed if they are showing the A1 die faults, more/other faults (if so please list them), or none of them? </edit>

Thanks!

- Keith


Well... FIRST RCs are really really exepensive... and I can't afford to get one for every little project I might have. So, the HPC's make awesome robot controllers, at a much lower price.

Not to mention you can have breakpoints, watches, whatever. Plus, you get to do whatever you want with the processor, no restrictions.

Here's my word on co-processors. Can I make one? Certainly. Do you need one? not if your smart about your time. The 8722 is a very powerful chip, operating at 10mips.

The most taxing project I have running on an HPC is a two axis motion controller, running step motors at a max of 12.5KHz... as well as doing motion path calculations and motivation.

The only time i can think of (correct me if i'm wrong) that you would need a co processor is when you are doing vision processing. However, no one need worry since all vision processing is done off site in the CMUcam's Fujitsu processor....

Hey this is off topic but does anyone know if we'll be getting the new CMUcamII+ this year?

If anyone needs any help with using HPCs or any microchip development boards... just hit me up.... along with the HPC i'd also suggest the PICkit2

-Q
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