I need to do some signal processing and application is as..
I have to record some sound (near about 5 seconds)coming fro speakers of TV and then have to do frequency analysis of that data so hav to do FFT.
So, compulsory I have to use DSP Processors or any low cost solution i there? like can I use ARM7 based microcontroller or CYGNAL-C8051 will do.
Help me on this please
Thanks very much and Regards