Diff: bricks/stop.cpp

Revision:

25:339931243be4

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/bricks/stop.cpp	Sat May 19 14:09:24 2018 +0000
@@ -0,0 +1,37 @@
+// stop.cpp - stop button functionality
+
+#include "bricks/stop.h"
+
+//==============================================================================
+// Stop Button Functionality
+//==============================================================================
+
+   static bool flag;                   // stop indication flag
+
+   static void cbButton(void)          // button press callback
+   {
+      flag = true;
+   } 
+          
+   void StopButton::set()              // set stop flag
+   {
+      flag = true;
+   }
+   
+   void StopButton::clear()            // clear stop flag
+   {
+      flag = false;
+   }
+   
+   bool StopButton::request()          // stop requested?
+   {
+      return flag;
+   }
+          
+   StopButton::StopButton(PinName pin) : InterruptIn(pin)   // constructor
+   {
+      clear();
+      rise(&cbButton);  
+   }
+
+// eof
\ No newline at end of file