Diff: JMAPwmOut.hpp

Revision:

0:b2ab9e77dd7e

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/JMAPwmOut.hpp	Fri May 26 14:15:14 2017 +0000
@@ -0,0 +1,45 @@
+#ifndef _JMAPWMOUT_HPP_
+#define _JMAPWMOUT_HPP_
+
+#define POSITIVE true
+#define NEGATIVE false
+
+#include "mbed.h"
+
+class JMAPwmOut {
+    public :
+        JMAPwmOut(PinName); 
+//        void attach_us(int);
+        void start();
+        void write(float);
+        float read();
+        void pulsewidth(float);
+        void pulsewidth_ms(int);
+        void pulsewidth_us(int);
+        void period(float);
+        void period_ms(int);
+        void period_us(int);
+        void stop();
+        operator float()  { 
+            if ( _width <= 0 ) return 0.0;
+            if ( _width > 1 )  return 1.0;
+            return _width / _interval;
+        }
+        JMAPwmOut& operator=(float duty)  {
+            _width = _interval * duty;
+            if ( duty <= 0 ) _width =  0.0;
+            if ( duty > 1 )  _width =  _interval;
+            return *this;
+        }
+    
+    private :
+        Timeout _timeout;
+        Ticker _ticker;
+        void TickerInterrupt();
+        void end();
+        DigitalOut _outPin;
+        float _width;
+        float _interval;
+                
+};
+#endif
\ No newline at end of file