Move master branch from from mios git repo

2014-01-23 00:23:15 +01:00
commit 609d9e5be9
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+
+/*
+ *      This program is free software; you can redistribute it and/or modify
+ *      it under the terms of the GNU General Public License as published by
+ *      the Free Software Foundation; either version 2 of the License, or
+ *      (at your option) any later version.
+ *      
+ *      This program is distributed in the hope that it will be useful,
+ *      but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *      GNU General Public License for more details.
+ *      
+ *      You should have received a copy of the GNU General Public License
+ *      along with this program; if not, write to the Free Software
+ *      Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ *      MA 02110-1301, USA.
+ */
+
+
+
+/*  * * * * * * * * * * * * * * * * * * * * * * * * * * * 
+ Main code by Thomas O Fredericks (tof@t-o-f.info)
+ Previous contributions by Eric Lowry, Jim Schimpf and Tom Harkaway
+* * * * * * * * * * * * * * * * * * * * * * * * * * * * */
+
+// Uncomment the following line for "LOCK-OUT" debounce method
+//#define BOUNCE_LOCK-OUT
+
+
+#ifndef Bounce2_h
+#define Bounce2_h
+
+#include <inttypes.h>
+
+class Bounce
+{
+
+public:
+  // Create an instance of the bounce library
+  Bounce(); 
+  // Attach to a pin (and also sets initial state)
+  void attach(int pin);
+	// Sets the debounce interval
+  void interval(unsigned long interval_millis); 
+	// Updates the pin
+	// Returns 1 if the state changed
+	// Returns 0 if the state did not change
+  bool update(); 
+	// Returns the updated pin state
+  uint8_t read();
+
+  
+protected:
+  int debounce();
+  unsigned long  previous_millis, interval_millis;
+  uint8_t debouncedState;
+  uint8_t unstableState;
+  uint8_t pin;
+  uint8_t stateChanged;
+};
+
+#endif
+
+