不韋 呂 / F446_AD_DA_Multirate

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Dependencies:   Array_Matrix

Dependents:   F446_UpSampling_GraphicEqualizer F446_UpSampling_ReverbSystem F446_UpSampling_FrqShifter_Weaver Demo_F446_AD_DA_Multirate ... more

Diff: F446_Multirate.cpp

Revision:
5:4800dd3838d6
Parent:
4:c853feefa216
Child:
7:6275fe158ae8
diff -r c853feefa216 -r 4800dd3838d6 F446_Multirate.cpp
--- a/F446_Multirate.cpp	Tue Jun 05 23:35:08 2018 +0000
+++ b/F446_Multirate.cpp	Fri Jun 15 13:33:20 2018 +0000
@@ -1,8 +1,9 @@
 //-----------------------------------------------------------
 //  出力を 4 倍にアップサンプリングするクラス：高域の補正を行う場合
 //  Nucleo-F446RE 専用
+//  補間処理で使うフィルタとして，縦続形構成の IIR フィルタを使用
 //  
-//  2018/06/06, Copyright (c) 2018 MIKAMI, Naoki
+//  2018/06/15, Copyright (c) 2018 MIKAMI, Naoki
 //-----------------------------------------------------------
 
 #include "F446_Multirate.hpp"
@@ -60,7 +61,7 @@
 AdcF446 *F446_Multirate::adc_;
 DacF446 F446_Multirate::dac_;
 Array<float> F446_Multirate::buf_(2*FACTOR_, 0.0f);
-int F446_Multirate::indexR_ = FACTOR_ - 1;
+int F446_Multirate::indexR_ = FACTOR_;
 float F446_Multirate::xn_;
 __IO bool F446_Multirate::okIn_ = false;