• CMSIS, DSP
    Hi, I am trying to design the butterworth filter using CMSIS library in cortex-M4 processor.. i know how to do it in MATLAB(and even fdatool), but i don't know anything about CMSIS library.. i saw the...
  • cmsis dsp
    Note: This was originally posted on 6th March 2013 at http://forums.arm.com i am trying to add cmsis dsp library in ngx audio example lpc4330 explorer board. i include arm_math.h it gives error i dont...
  • CMSIS DSP - FFT / RFFT
    Recently I've been trying to implement FFT provided in CMSIS-DSP libraries. And something strange happens - some of output array elements have values below 0. I am using arm_rfft_fast_f32 . According...
  • CMSIS DSP Library
    Note: This was originally posted on 27th November 2012 at http://forums.arm.com Hi, I am new user to CMSIS. I have gone through the DSP library function. I am interested in fixed point arithemetic. As...
  • CMSIS DSP Correlation
    Hello, I'm working on a real-time treatment using a correlation on ARM Cortex-M4 (kinetis k60), so the duration of the treatment is important for me. So I tried several size of input parameters and  different...