Diff: F446_ADC.hpp

Revision:

4:03e91e464ce5

Parent:

3:d1da91aec62f

--- a/F446_ADC.hpp	Mon Jan 30 08:12:44 2017 +0000
+++ b/F446_ADC.hpp	Sun Feb 05 07:59:14 2017 +0000
@@ -11,6 +11,14 @@
 //
 //  2017/01/30, Copyright (c) 2017 MIKAMI, Naoki
 //----------------------------------------------------------
+/*
+ *  Modified by Kenji Arai
+ *      http://www.page.sannet.ne.jp/kenjia/index.html
+ *      http://mbed.org/users/kenjiArai/
+ *
+ *      Started:  Feburary  1st, 2017
+ *      Revised:  Feburary  1st, 2017
+ */
 
 #include "mbed.h"
 
@@ -20,11 +28,11 @@
 
 #include "F446_DAC.hpp"
 
+namespace Mikami
+{
 #ifndef F446_ADC_DUAL_HPP
 #define F446_ADC_DUAL_HPP
 
-namespace Mikami
-{
     class AdcDual
     {
     public:
@@ -60,5 +68,44 @@
         // for inhibition of substitute operator
         AdcDual& operator=(const AdcDual&);     
     };
+
+#endif  // F446_ADC_DUAL_HPP
+
+#ifndef F446_ADC_SINGLE_HPP
+#define F446_ADC_SINGLE_HPP
+
+    class AdcSingle
+    {
+    public:
+        // Constructor
+        //      frequency: sampling frequency
+        explicit AdcSingle(int frequency);
+
+        virtual void Read(float &ad);
+
+        virtual void Read(uint16_t &ad);
+
+    protected:
+        float ToFloat(uint16_t x)
+        {   return AMP_*(x - 2048); }
+    
+    private:
+        static const float AMP_ = 1.0f/2048.0f;
+        static const uint32_t EOC2_ = ADC_CSR_EOC2;
+        
+        // waiting ADC conversion
+        void WaitDone()
+        {   while((ADC->CSR & EOC2_) != EOC2_); }
+
+        // Set timer(TIM() for trigger for ADC
+        void SetTim8(int frequency);
+
+        // for inhibition of copy constructor
+        AdcSingle(const AdcSingle&);
+        // for inhibition of substitute operator
+        AdcSingle& operator=(const AdcSingle&);     
+    };
+
+#endif  // F446_ADC_SINGLE_HPP
 }
-#endif  // F446_ADC_DUAL_HPP
+