不韋 呂 / Mbed 2 deprecated F746_SpectralAnalysis_Example

Spectrum analyzer using DISCO-F746NG. Spectrum is calculated by FFT or linear prediction. The vowel data is in "vowel_data.hpp"

Dependencies:   BSP_DISCO_F746NG LCD_DISCO_F746NG TS_DISCO_F746NG UIT_FFT_Real mbed BUTTON_GROUP

Diff: SpactrumAnalysisClasses/FFT_Analysis.cpp

Revision:
1:2ef356b500f2
Parent:
0:c35b8a23a863
--- a/SpactrumAnalysisClasses/FFT_Analysis.cpp	Mon Oct 26 08:06:57 2015 +0000
+++ b/SpactrumAnalysisClasses/FFT_Analysis.cpp	Mon Oct 26 13:25:03 2015 +0000
@@ -38,7 +38,7 @@
         for (int n=0; n<=N_FFT_/2; n++)
             normY[n] = Sqr(yFft[n].real()) + Sqr(yFft[n].imag());
             
-        // Searce maximum
+        // Search maximum
         float max = 0;
         for (int n=0; n<=N_FFT_/2; n++)
             max = (max > normY[n]) ? max : normY[n];
@@ -50,3 +50,4 @@
     }
 }
 
+