不韋 呂 / Mbed 2 deprecated SDR_FM_Rx_CIC

AM中波放送用SDR．CICフィルタのみを使用．CQ出版社「トランジスタ技術」誌，2021年5月号に掲載

Dependencies:   mbed

SDR_Library/F446_ADC_Base.hpp@1:2b596eab04de, 2021-02-04 (annotated)

Committer:
MikamiUitOpen
Date:
Thu Feb 04 09:45:09 2021 +0000
Revision:
1:2b596eab04de
Parent:
0:4037028ba61a 
2

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MikamiUitOpen 0:4037028ba61a 1 //-------------------------------------------------------------
MikamiUitOpen 0:4037028ba61a 2 // F446 内蔵 ADC 用抽象基底クラス（ヘッダ）
MikamiUitOpen 0:4037028ba61a 3 //
MikamiUitOpen 0:4037028ba61a 4 // 2020/07/24, Copyright (c) 2020 MIKAMI, Naoki
MikamiUitOpen 0:4037028ba61a 5 //-------------------------------------------------------------
MikamiUitOpen 0:4037028ba61a 6
MikamiUitOpen 0:4037028ba61a 7 #include "mbed.h"
MikamiUitOpen 0:4037028ba61a 8
MikamiUitOpen 0:4037028ba61a 9 #ifndef ADC_F446_POLLING_HPP
MikamiUitOpen 0:4037028ba61a 10 #define ADC_F446_POLLING_HPP
MikamiUitOpen 0:4037028ba61a 11
MikamiUitOpen 0:4037028ba61a 12 namespace Mikami
MikamiUitOpen 0:4037028ba61a 13 {
MikamiUitOpen 0:4037028ba61a 14 class AdcF446_Base
MikamiUitOpen 0:4037028ba61a 15 {
MikamiUitOpen 0:4037028ba61a 16 public:
MikamiUitOpen 0:4037028ba61a 17 // コンストラクタ
MikamiUitOpen 0:4037028ba61a 18 // fSampling 標本化周波数 [kHz]
MikamiUitOpen 0:4037028ba61a 19 // pin 入力ピンの名前
MikamiUitOpen 0:4037028ba61a 20 AdcF446_Base(float fSampling, PinName pin);
MikamiUitOpen 0:4037028ba61a 21
MikamiUitOpen 0:4037028ba61a 22 virtual ~AdcF446_Base() {}
MikamiUitOpen 0:4037028ba61a 23
MikamiUitOpen 0:4037028ba61a 24 // AD 変換された値を読み込む（純粋仮想関数）
MikamiUitOpen 0:4037028ba61a 25 virtual float Read() = 0;
MikamiUitOpen 0:4037028ba61a 26
MikamiUitOpen 0:4037028ba61a 27 protected:
MikamiUitOpen 0:4037028ba61a 28 ADC_TypeDef* const myAdc_; // AD 変換器に対応するポインタ
MikamiUitOpen 0:4037028ba61a 29
MikamiUitOpen 0:4037028ba61a 30 float ToFloat(uint16_t x) { return AMP_*(x - 2048); }
MikamiUitOpen 0:4037028ba61a 31
MikamiUitOpen 0:4037028ba61a 32 private:
MikamiUitOpen 0:4037028ba61a 33 static const float AMP_ = 1.0f/2048.0f;
MikamiUitOpen 0:4037028ba61a 34
MikamiUitOpen 0:4037028ba61a 35 // AD 変換器の外部トリガに使うタイマ (TIM8) の設定
MikamiUitOpen 0:4037028ba61a 36 // fSampling 標本化周波数 [kHz]
MikamiUitOpen 0:4037028ba61a 37 void SetTim8(float fSampling);
MikamiUitOpen 0:4037028ba61a 38
MikamiUitOpen 0:4037028ba61a 39 // コピー･コンストラクタ，代入演算子の禁止のため
MikamiUitOpen 0:4037028ba61a 40 AdcF446_Base(const AdcF446_Base&);
MikamiUitOpen 0:4037028ba61a 41 AdcF446_Base& operator=(const AdcF446_Base&);
MikamiUitOpen 0:4037028ba61a 42 };
MikamiUitOpen 0:4037028ba61a 43 }
MikamiUitOpen 0:4037028ba61a 44 #endif // ADC_F446_POLLING_HPP