不韋 呂
Output the audio signal with filtering by IIR filter in the *.wav file on the SD card using onboard CODEC. SD カードの *.wav ファイルのオーディオ信号を遮断周波数可変の IIR フィルタを通して，ボードに搭載されているCODEC で出力する．
Dependencies: BSP_DISCO_F746NG F746_GUI LCD_DISCO_F746NG SDFileSystem_Warning_Fixed TS_DISCO_F746NG mbed FrequencyResponseDrawer F746_SAI_IO Array_Matrix
Diff: MyClasses_Functions/DesignerDrawer.hpp
- Revision:
- 5:3e8ca1ed31a1
- Parent:
- 3:cda40218256c
--- a/MyClasses_Functions/DesignerDrawer.hpp Mon Apr 25 13:01:25 2016 +0000
+++ b/MyClasses_Functions/DesignerDrawer.hpp Sun May 01 02:45:17 2016 +0000
@@ -1,7 +1,7 @@
//------------------------------------------------------------------------------
// IIR フィルタを双一次 z 変換で設計し，その周波数特性を描画するためのクラス -- Header
//
-// 2016/04/25, Copyright (c) 2016 MIKAMI, Naoki
+// 2016/05/01, Copyright (c) 2016 MIKAMI, Naoki
//------------------------------------------------------------------------------
#ifndef F746_DISIGNER_AND_DRAWER_HPP
@@ -20,7 +20,7 @@
public:
// Constructor
DesignerDrawer(uint16_t x0, uint16_t y0,
- uint16_t db10, int fs, int order,
+ float db1, int fs, int order,
float fc, uint16_t fL, uint16_t fH,
BilinearDesign::Type lpHp);
@@ -42,7 +42,6 @@
TS_DISCO_F746NG *ts_;
const uint16_t X0_, Y0_;
- const uint16_t DB1_;
const uint16_t ORDER_;
const uint16_t CURSOR_Y0_, CURSOR_LENGTH_;
const uint16_t LOWER_F_, HIGHER_F_;