不韋 呂 / DSP_ADDA_Dual

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Dependents:   F446_DSP_Oscilloscope Demo_DSP_ADDA_Dual TrG_Oscilloscope

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Show/hide line numbers DSP_DacDual.cpp Source File

DSP_DacDual.cpp

00001 //--------------------------------------------------------
00002 //  STM32F446 内蔵の DAC 用のクラス
00003 //      A2  (PA_4)： 左
00004 //      D13 (PA_5)： 右
00005 //
00006 //  2020/09/22, Copyright (c) 2020 MIKAMI, Naoki
00007 //--------------------------------------------------------
00008 
00009 #include "DSP_DacDual.hpp"
00010 
00011 namespace Mikami
00012 {
00013     // コンストラクタ
00014     DspDacDual::DspDacDual() : DAC_(DAC1)
00015     {
00016         // DAC で使うピンに対応する GPIOx_MODER をアナログ･モードに設定する
00017         pin_function(PA_4, STM_MODE_ANALOG);
00018         pin_function(PA_5, STM_MODE_ANALOG);
00019 
00020         __HAL_RCC_DAC_CLK_ENABLE(); // DAC にクロックを供給する
00021         // __HAL_RCC_DAC_CLK_ENABLE() の定義：stm32f4xx_hal_rcc_ex.h
00022 
00023         DAC_->CR = DAC_CR_EN1 | DAC_CR_EN2;
00024     }
00025 }
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