Diff: Nucleo_BUTTONs_3a.cpp

Revision:

0:e2fdff8cdc9f

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Nucleo_BUTTONs_3a.cpp	Fri Feb 19 21:43:03 2016 +0000
@@ -0,0 +1,77 @@
+
+
+#include "mbed.h"
+
+
+Serial pc( USBTX , USBRX );
+
+class Botonazo
+{
+    public:
+        Botonazo( PinName btn ) : _btn( btn )
+        {
+        }
+        bool isPressed( void )
+        {
+            int _lastButtonState = 1;
+            
+            int buttonState;
+            bool isPressed = 0;
+            //buttonState = _btn.read;
+            buttonState = _btn;
+            if( buttonState != _lastButtonState )
+            {
+                if( buttonState == 0 )
+                {
+                    isPressed = 1;
+                }
+            }
+            _lastButtonState = buttonState;
+            return isPressed;
+        }
+    private:
+        DigitalIn _btn;
+        //int _lastButtonState = 1;
+        
+};
+
+Botonazo btn1( PA_6 );
+Botonazo btn2( PA_7 );
+
+DigitalOut led1( PA_9 );
+
+unsigned long previousMillis = 0;
+bool blink = 0;
+
+Timer timer;
+
+int main()
+{
+    timer.start();
+    while(1)
+    {
+        if( btn1.isPressed() == 1 )
+        {
+            blink = 1;
+        }
+        
+        if( btn2.isPressed() == 1 )
+        {
+            blink = 0;
+            led1 = 0;
+        }
+        
+        if( blink == 1)
+        {
+            unsigned long currentMillis = timer.read_ms();
+            
+            if( ( currentMillis - previousMillis ) >= 100 )
+            {
+                previousMillis = currentMillis;
+                led1 = !led1;
+            }
+        }
+    }
+}
+
+