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using Impulse-C free edition for VHDL only FPGA designs.

Hi

until today I assumed there is no free eval of the Impulse-C at all, but I was wrong, the non-time limited version is heavily size limited and only for Xilinx and does not support the PPC APU, but otherwise it is useable for small designs. Unfortunatly the only example supplied with the codeveloper seems to crash (the Impulse C team is trying to help to sort it out)

but even so I managed to make a really simple and small blink a LED demo that actually works in FPGA (it worked first time downloaded into the FPGA!)

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the download archive includes the impulse-C project and sources and the ISE project and sources. It's just a counter and toggle flip on overflow, but can be used to get started or even to really writes some small application with impulse-C

I hope it is of some interest, as it is an design that can be tested out on any Xilinx FPGA without the use of EDK.

Antti

Reply to
Antti
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Hi Antti, where did you get it from?

On

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I can only find 30 day evals and barely any bare Impulse-C product. Only the CoDeveloper Tools.

best regards Eilert

Reply to
backhus

backhus schrieb:

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from the above page, get the limited version, no serial number or anything required. not time limited, but size limited.

Note that the "limited" version is not the revision as latest eval version, those some examples, like the up-down counter do not work with the limited version (a bug that is fixed in the later releases).

I hopr document and example design should get you started using the limited version, at least here I have a LED blinking :)

Antti

Reply to
Antti

Hello Antti,

The size-limited version is quite restrictive and is only intended to show the most basic concepts of Impulse C. Most of the examples provided are not actually small enough to be compiled in that version, although that simple counter certainly should be working. (We are investigating that crash.) Some of the other, larger examples can be made to work by commenting out the #pragma PIPELINE statement.

Regarding free 30-day evaluations of the full CoDeveloper (Impulse C) software, we are providing these on request. Just fill out the form on

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and provide some information. With the full version you should be able to do more than have some LEDs blink.

Best regards,

David Pellerin Impulse

Reply to
David Pellerin

David Pellerin schrieb:

Hi yes, sure the eval version is way more useful, I merely pointed out that if someone wants to get hands one to test out some C-FPGA design without the use of EDK and the hardware streams, etc.. then it is doable with the free limited version. I think even the free version is sufficient for some simple things :)

Antti PS dont wonder that I found the crash-bug so quickly, or actually it wasnt so quick, mostly all commercial software crashes withing a few minutes (after I start it first time) - ImpulseC Codeveloper does work amazingly well (in all cases that do not invoke that crash)

Reply to
Antti

Hello Antti,

Thank you for the nice comments, and we'll look forward to seeing you on our support forums.

David Pellerin

Reply to
David Pellerin

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