[Novalug] Raspberry Pi

[John Franklin]

The Raspberry Pi is mostly a GPU with an ARM core wedged in there.  The video decoding features of the chip make it closer to a DSP than a micro controller.

jf

On Jan 24, 2012, at 1:19 PM, Jason Kohles wrote:

> Comparing Arduino or Gadgeteer to the Raspberry Pi is a stretch.  They are
> only similar in that they all contain microcontrollers (if you can say
> that the Raspberry Pi is similar to the Arduino, then you can equally say
> that it is similar to my toaster).
> 
> Here is a quick little comparison of the three:
> 
> Platform          Processor                 Cost
> ----------------- ------------------------- -------
> Raspberry Pi      700 MHz ARM11             $35
> Arduino Uno       16 MHz Atmel ATmega 328   $50
> Gadgeteer         75 MHz ARM7               $100+
> 
> And then if you start listing the additional features you get for that
> cost, the Arduino gives you stuff like serial ports and I/O pins, the
> Gadgeteer gives you multiple interfaces to other types of Gadgeteer
> modules, the Raspberry Pi includes 256MB of RAM, Ethernet, GPU, SD Card
> Slot, USB Host, Audio and Video (including HDMI), and it runs Linux, so
> you can just use it out of the box, you don't have to compile your own
> code to upload to it..
> 
> Frankly, I think the Raspberry Pi is going to eat Arduino's lunch.  It's a
> significantly more flexible platform that runs an actual operating system,
> and for half the cost of an Arduino..
> 
> There are plenty of open source projects similar to .NET Gadgeteer, the
> reason they aren't as popular as Arduino is that by getting less wiring
> and soldering, you are trading that convenience for cash.  The
> "plug-together" systems are always more expensive.
> 
> -- 
> Jason Kohles
> Palantir Technologies | UNIX Systems Engineer
> jkohles at palantir.com  | 703.957.5784
> 
> 
> 
> 
> 
> 
> 
> On 1/24/12 1:00 PM, "Walt Smith" <waltechmail at yahoo.com> wrote:
> 
> 
> 
> As others have pointed out,
> the inexpensive $25/$35 computer Raspberry Pi,
> now starting production.
> 
> Doesn't sound too much different
> than the present fad Arduino.
> 
> I'd like to suggest that not to lose
> site of a product that is easier for
> software people to proto/build/fiddle
> with, that is not linux compatible:
> that is the ".NET Gadgeteer"-
> a MS dot NET compatible product.
> Haven't looked at mono compatibility.
> 
> 
> It has much less actual wiring/soldering,
> ( standard wiring cables ) and
> has a "standard" "open" CLR. And the
> processing is in a sense more "distributed".
> Works directly with Visual Studio.
> The demo I saw was impressive.
> 
> 
> Walt....
> 
> 
> There's a shortage of technical workers for jobs that don't exist yet.
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-- 
John Franklin
franklin at elfie.org
ICBM: 39º 01' 58.4"N 77º 24' 49.6"W Z+84m

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