Signal Processing on TIVA C launchpad

On 8.3.16 22:51, Tim Wescott wrote:
> On Sun, 06 Mar 2016 23:36:39 -0800, SHREYAS BELGAVE wrote:
>
>> On Monday, February 29, 2016 at 10:34:52 AM UTC+5:30, rickman wrote:
>>> On 2/28/2016 11:18 PM, SHREYAS BELGAVE wrote:
>>>> Hey,
>>>> Have anyone done signal processing on TIVA C launchpad???
>>>
>>> I saw your post in c.dsp.  Same question here.  What do you need help
>>> with?  This is just a CM4 and does DSP, sort of.  Not as efficient as a
>>> DSP but can come close for some apps like FIR filters.
>>>
>>> --
>>>
>>> Rick
>>
>>
>> I have got the function for FIR filter from CMSIS library for TIVA C
>> board.
>>
>> I want to do a high pass filter having cutoff freq 1KHz.
>> after applying function I am getting signal (i.e. array a[1024]) in
>> frequency domain
>>
>> so my question is from that how would i know that which a[i] is for the
>> 1Khz freq below which i can suppress the signal and  agin i can do ifft
>> and get the original signal.??
>
> I am coming late to this party, but you start by saying you have a
> function for a FIR filter, then you finish with a question that's
> pertinent to doing filtering using FFTs.
>
> They're not the same thing.  Even if you already have your answer, I'm
> curious as to what you're actually dealing with.


It may be a badly specified study project in Mumbai, India.

The OP has  not said anything of getting the signal into the
card or the result out from it.

-- 

-TV