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
MyFiles/Trigger.hpp@0:b6d17af0f47a, 2017-09-29 (annotated)
- Committer:
- MikamiUitOpen
- Date:
- Fri Sep 29 12:50:44 2017 +0000
- Revision:
- 0:b6d17af0f47a
1
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
MikamiUitOpen | 0:b6d17af0f47a | 1 | //--------------------------------------------------------------- |
MikamiUitOpen | 0:b6d17af0f47a | 2 | // トリガの条件を満足する点を探す |
MikamiUitOpen | 0:b6d17af0f47a | 3 | // |
MikamiUitOpen | 0:b6d17af0f47a | 4 | // 2017/07/24, Copyright (c) 2017 MIKAMI, Naoki |
MikamiUitOpen | 0:b6d17af0f47a | 5 | //--------------------------------------------------------------- |
MikamiUitOpen | 0:b6d17af0f47a | 6 | |
MikamiUitOpen | 0:b6d17af0f47a | 7 | #ifndef F746_TRIGGER_HPP |
MikamiUitOpen | 0:b6d17af0f47a | 8 | #define F746_TRIGGER_HPP |
MikamiUitOpen | 0:b6d17af0f47a | 9 | |
MikamiUitOpen | 0:b6d17af0f47a | 10 | #include "mbed.h" |
MikamiUitOpen | 0:b6d17af0f47a | 11 | #include "Array.hpp" |
MikamiUitOpen | 0:b6d17af0f47a | 12 | |
MikamiUitOpen | 0:b6d17af0f47a | 13 | namespace Mikami |
MikamiUitOpen | 0:b6d17af0f47a | 14 | { |
MikamiUitOpen | 0:b6d17af0f47a | 15 | int Trigger(const Array<int16_t>& xn, // 対象とするデータ |
MikamiUitOpen | 0:b6d17af0f47a | 16 | int th) // トリガの基準値 |
MikamiUitOpen | 0:b6d17af0f47a | 17 | { |
MikamiUitOpen | 0:b6d17af0f47a | 18 | int n; |
MikamiUitOpen | 0:b6d17af0f47a | 19 | for (n=1; n<xn.Length()/2; n++) |
MikamiUitOpen | 0:b6d17af0f47a | 20 | if ((xn[n-1] < -th) && (xn[n] > th)) |
MikamiUitOpen | 0:b6d17af0f47a | 21 | return n; |
MikamiUitOpen | 0:b6d17af0f47a | 22 | return 0; |
MikamiUitOpen | 0:b6d17af0f47a | 23 | } |
MikamiUitOpen | 0:b6d17af0f47a | 24 | } |
MikamiUitOpen | 0:b6d17af0f47a | 25 | #endif // F746_TRIGGER_HPP |