All Questions
5 questions
-2
votes
2
answers
317
views
dsPIC33E ADC to FFT help
I am sampling an audio range signal with a bandwidth of 3100Hz and then applying a FFT using the DSP library example from Microchip to determine the most dominant frequency of the signal.
On the last ...
- 159
2
votes
3
answers
2k
views
Can I use a PC Microphone in a PIC with ADC?
I want to do an FFT on some music, I found an electret board so connect directly to the ADC port, but I was wondering if it's possible to use a normal computer microphone, anyone know a tutorial or ...
- 499
2
votes
1
answer
853
views
dsPIC30F - How to configure max performance crystal?
I was looking at Table 20-1, Oscillator Operating Modes, in the Microchip dsPIC30F datasheet, but I'm not sure which configuration will give me the best performance. I want to do an FFT and I need the ...
- 499
1
vote
2
answers
302
views
Electret Microphone recognize music with FFT
Do you think is possible that this Electret Microphone https://www.sparkfun.com/products/9964
plus a DSPIC can recognize music frequencys with a FFT, or the electret only recognize the sound levels?
- 499
1
vote
1
answer
432
views
Simple playback audio with FFT not working (dsPic33F)
I wrote a simple playback audio application (you speak on the mic, it plays on the speakers, just to test), it works. However when I added an FFT + inverse FFT, it doesn't, I only hear noise whitout ...
- 41