Can i get data use multi channel sdma for eim - fpga?

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Can i get data use multi channel sdma for eim - fpga?

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hanseunglee
Contributor III

Hi everyone.

I got data use eim.

but it is not working well..like below.

bad_sdma_signal2.png

So.. I got data use multi channel sdma for eim.  Also not working well..

bad_sdma_signal.png

Can i make signal like below?

How to make that?

good_sdma_signal1.png

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igorpadykov
NXP Employee
NXP Employee

Hi Hanseung

please look at link which may be helpful

Freescale i.MX SDMA tutorial (part I) 

Best regards
igor
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hanseunglee
Contributor III

Hi igor.!

thank you for your time.

In my case, must be use multi channel sdma.

We make a multI-channel sdma, but smda use interrupts as one.
I would like to have each smda channel use an interrupt.

Do you have any opinion?

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