不韋 呂 / Mbed 2 deprecated CQ_DigitalFilterLab

CQエレクトロニクス･セミナ「実習・マイコンを動かしながら学ぶディジタル･フィルタ」で使うプログラム．雛形として使う． http://seminar.cqpub.co.jp/ccm/ES18-0020

Dependencies:   F746_GUI F746_SAI_IO mbed

Filter/Multiplier.hpp@0:b6d17af0f47a, 2017-09-29 (annotated)

Committer:
MikamiUitOpen
Date:
Fri Sep 29 12:50:44 2017 +0000
Revision:
0:b6d17af0f47a
Child:
5:976ef47a7f25
1

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MikamiUitOpen 0:b6d17af0f47a 1 //---------------------------------------------------
MikamiUitOpen 0:b6d17af0f47a 2 // 定数乗算器
MikamiUitOpen 0:b6d17af0f47a 3 //
MikamiUitOpen 0:b6d17af0f47a 4 // 2017/09/27, Copyright (c) 2017 MIKAMI, Naoki
MikamiUitOpen 0:b6d17af0f47a 5 //---------------------------------------------------
MikamiUitOpen 0:b6d17af0f47a 6
MikamiUitOpen 0:b6d17af0f47a 7 #ifndef CONST_MULTIPLY_HPP
MikamiUitOpen 0:b6d17af0f47a 8 #define CONST_MULTIPLY_HPP
MikamiUitOpen 0:b6d17af0f47a 9
MikamiUitOpen 0:b6d17af0f47a 10 #include "mbed.h"
MikamiUitOpen 0:b6d17af0f47a 11
MikamiUitOpen 0:b6d17af0f47a 12 class Multiplier
MikamiUitOpen 0:b6d17af0f47a 13 {
MikamiUitOpen 0:b6d17af0f47a 14 public:
MikamiUitOpen 0:b6d17af0f47a 15 // コンストラクタ
MikamiUitOpen 0:b6d17af0f47a 16 Multiplier(float factor) : C_(factor) {}
MikamiUitOpen 0:b6d17af0f47a 17
MikamiUitOpen 0:b6d17af0f47a 18 // 定数を乗算する処理の実行，戻り値は int16_t 型とすること
MikamiUitOpen 0:b6d17af0f47a 19 int16_t Execute(int16_t xn)
MikamiUitOpen 0:b6d17af0f47a 20 {
MikamiUitOpen 0:b6d17af0f47a 21 int16_t yn = C_*xn;
MikamiUitOpen 0:b6d17af0f47a 22 return yn;
MikamiUitOpen 0:b6d17af0f47a 23 }
MikamiUitOpen 0:b6d17af0f47a 24 private:
MikamiUitOpen 0:b6d17af0f47a 25 const float C_;
MikamiUitOpen 0:b6d17af0f47a 26 };
MikamiUitOpen 0:b6d17af0f47a 27 #endif // CONST_MULTIPLY_HPP