Chris Styles / Mbed 2 deprecated DebouncedIn_HelloWorld

This class carries out software debouncing of Digitial in, and provides some method to look at details such as how many debounced rising and falling there have been, and how long the input has been in its current stable state.

Dependencies:   mbed

Diff: DebouncedIn.h

Revision:
0:672241227e0d
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/DebouncedIn.h	Fri Nov 27 16:05:32 2009 +0000
@@ -0,0 +1,31 @@
+#include "mbed.h"
+
+    class DebouncedIn {
+        public:      
+             DebouncedIn(PinName in);
+
+             int read (void);
+             operator int();
+              
+             int rising(void);
+             int falling(void);
+             int steady(void);
+              
+        private :    
+               // objects
+               DigitalIn _in;    
+               Ticker _ticker;
+
+               // function to take a sample, and update flags
+               void _sample(void);
+
+               // counters and flags
+               int _samples;
+               int _output;
+               int _output_last;
+               int _rising_flag;
+               int _falling_flag;
+               int _state_counter;
+
+    };
+    
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