Whats a good uC family for DSP and analysis?

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Discussion Overview

The discussion revolves around selecting a suitable microcontroller family for signal processing and mathematical operations. Participants explore various options, including microcontrollers and development boards, while considering factors such as support, programming tools, and voltage requirements.

Discussion Character

  • Exploratory
  • Technical explanation
  • Debate/contested

Main Points Raised

  • One participant expresses a need for a more advanced microcontroller than those previously used, specifically mentioning interest in PICs and higher-end dsPICs or PIC32s due to their support and features.
  • Another participant suggests considering Analog Devices or Texas Instruments, providing a link to a specific DSP processor as a potential option.
  • A different participant proposes FPGA development boards, sharing a positive experience with an NI DAQ that utilizes a Xilinx FPGA, suggesting that it could be a powerful alternative.
  • One participant clarifies their preference for microcontrollers over microprocessors, indicating that they find FPGAs like BlueFin potentially overkill for their applications.
  • Another participant mentions Atmel's 32-bit processors and expresses interest in AVR32, highlighting its DSP library, free development tools, and ability to support operating systems like Linux.

Areas of Agreement / Disagreement

Participants present multiple competing views on suitable microcontroller families and development options, with no consensus reached on a single best choice.

Contextual Notes

Some participants express concerns about voltage compatibility and the cost of development tools, while others highlight the importance of programming capabilities and support for various applications.

Who May Find This Useful

Individuals interested in microcontroller selection for signal processing, embedded systems development, or those exploring FPGA options may find this discussion relevant.

Topher925
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In the not to distant future I'm going to require a microprocessor that can handle a good amount of signal processing and a lot of mathematical operations. Currently, all the development tools I have used are low end beginner stuff and are no where near capable of doing these things I need. So I figured I'd start from square one by learning an entirely new chip that's more than advanced enough for what I need so I'll have room to grow into it in the future.

I mostly have been looking at PICs since they are so well supported and I have programmed the 12Fs years ago. uChip also has a 25% discount for students. I'm thinking some of the higher end dS pics with USB or maybe even the PIC32s. I've also been looking at the ARMs but a lot of them use 3.3v which really bugs the crap out of me.

Can anyone give me some suggestions on what family I should go with or look into?
 
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Analog devices, and Texas instrument

something like this maybe?

http://www.analog.com/en/embedded-processing-dsp/blackfin/BF518-EZBRD/processors/product.html
 
Another option might be to look at some FPGA development boards. I recently started using a NI DAQ that has an on-board Xilinx FGPA and I must say I was surprised at how powerful it is; even when programmed using Labview...
So something like the Spartan starter kit might also be worth a look.
 
what said:
something like this maybe?

I guess I should have specified that I'm looking for more of a microcontroller and not a microprocessor. I think something like BlueFin would be a little overkill for my applications anyway.

So something like the Spartan starter kit might also be worth a look.

The CE/EE department at school love these things. I think to really take advantage of an FPGA though you need to be able to program in VHDL which I really know nothing about.

I've been looking at maybe using some of Atmels 32-bit processors and having a second look at the ARMs. I've used Cordiumcorp's ARMmite before and it seems like might be what I'm looking for once I get rid of the Basic compiler even though the chip is only sort of 5v tolerant.

I like the fact that Atmel provides their development studio and GCC compiler absolutely free while MicroChip and others do not ($900 for MicroChips C32 Compiler :eek:).
 
I think I found my next chip to learn. Atmel's AVR32 seems like it fits the bill pretty well. It includes a DSP library, all the development tools are free, plus its really powerful and has lot of cool features like being able to be programmed directly from USB. It can even support operating systems so it can support a linux kernal. The chips are very well priced too.
 

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