FFT algorithm

Hello everyone. I write FFT, it's ran! But it run very slow speed, I try on STM32F103C8T6 72MHz and used timer to measure time, the result about 360ms and I can't run another program. Somebody help me...
FFT code

I'm looking for C code to do an FFT on a Cygnal C8051. Has anyone done this?
CMSIS FFT

Hi All, My Question is related to CMSIS DSP Library. i'm working on ADuCM3029 EZ-KIT. I'm using IAR v7.8.1 to build the project. In my application i have an ADC interfaced with the controller, from which...
FFT code

I appreciate the help on my previous FFT posting. I thought I'd mention the existance of some code at http://www.archelon.com/fft.html . I'm not sure if this would be appropriate for my microcontroller...
FFT code

I appreciate the help on my previous FFT posting. I thought I'd mention the existance of some code at http://www.archelon.com/fft.html . I'm not sure if this would be appropriate for my microcontroller...