Diff: PIN_DETECT.cpp

Revision:

0:85829f7bbe62

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/PIN_DETECT.cpp	Mon Jun 04 13:51:43 2012 +0000
@@ -0,0 +1,148 @@
+/*
+ * SWITCH DEBOUNCING
+ * ^^^^^^ ^^^^^^^^^^
+ *
+ * FILE NAME: PIN_DETECT.cpp
+ * USAGE:  Extends DigitalIn to add mechanical switch deboucing of inputs.
+ */
+
+
+/*
+* including the wanted library files.
+*/
+#include "mbed.h"
+#include "main.h"
+#include "PIN_DETECT.h"
+#include "PinDetect.h"
+
+/********************************************************************************
+*********************************************************************************
+******* WARNING: to used this file, PinDetect library must be import ************
+*******                    into the program                          ************
+*********************************************************************************
+*********************************************************************************/
+
+PinDetect top_SW (p13);
+PinDetect NR_top_SW (p14);
+PinDetect bottom_SW (p15);
+PinDetect NR_bottom_SW (p16);
+PinDetect top_call (p17);
+PinDetect bottom_call (p19);
+PinDetect goto_top (p20);
+PinDetect goto_bottom (p21);
+PinDetect safety_button (p22);
+
+/*>>>>>>>>>>>>>>>>>>>>>>>>>>>>> functions callbacks follow <<<<<<<<<<<<<<<<<<<<<<<<<<<<*/
+void SW_1 (void) { /* top switch pressed*/
+    new_event(at_top);
+}
+
+void SW_2 (void) { /*near top switch pressed*/
+    new_event(NR_top);
+}
+
+void SW_3(void) { /*near bottom switch pressed*/
+    new_event(NR_bottom);
+}
+
+void SW_4 (void) { /*bottom switch pressed*/
+    new_event(at_bottom);
+}
+
+void SW_5 (void) { /*top call button pressed*/
+    new_event(call_2);
+    flag_call_2=1;
+}
+
+void SW_6 (void) { /*bottom call button pressed*/
+    new_event(call_1);
+    flag_call_1=1;
+}
+
+void SW_7 (void) { /*go to top button*/
+    new_event(B_level_2);
+}
+
+void SW_8 (void) { /*go to bottom button*/
+    new_event(B_level_1);
+}
+
+void SW_9 (void) { /*safety switch*/
+    new_event(safety);
+}
+
+// C function for pin detect
+
+void switches (void) {
+// Debouncing >>>>
+
+    // for switch 1 (top switch)
+    top_SW.mode( PullUp );
+    top_SW.setAssertValue(0);
+    top_SW.attach_asserted( &SW_1 );
+    top_SW.setSampleFrequency();
+
+
+    // for switch 2 (near top switch)
+    NR_top_SW.mode( PullUp );
+    NR_top_SW.setAssertValue(0);
+    NR_top_SW.attach_asserted( &SW_2 );
+    NR_top_SW.setSampleFrequency();// Defaults to 20ms.
+
+
+    // for switch 3 (near bottom switch)
+    bottom_SW.mode( PullUp );
+    bottom_SW.setAssertValue(0);
+    bottom_SW.attach_asserted( &SW_3 );
+    bottom_SW.setSampleFrequency();// Defaults to 20ms.
+
+
+    // for switch 4 (bottom switch)
+    NR_bottom_SW.mode( PullUp );
+    NR_bottom_SW.setAssertValue(0);
+    NR_bottom_SW.attach_asserted( &SW_4 );
+    NR_bottom_SW.setSampleFrequency();// Defaults to 20ms.
+
+
+    // for switch 5 (top call switch)
+    top_call.mode( PullUp );
+    top_call.setAssertValue(0);
+    top_call.attach_asserted( &SW_5 );
+    top_call.setSampleFrequency();// Defaults to 20ms.
+
+
+    // for switch 6 (bottom call switch)
+    bottom_call.mode( PullUp );
+    bottom_call.setAssertValue(0);
+    bottom_call.attach_asserted( &SW_6 );
+    bottom_call.setSampleFrequency();// Defaults to 20ms.
+
+
+    // for switch 7 (level select button)
+    goto_top.mode( PullUp );
+    goto_top.setAssertValue(0);
+    goto_top.attach_asserted( &SW_7 );
+    goto_top.setSampleFrequency();// Defaults to 20ms.
+
+
+    // for switch 8 (level select button)
+    goto_bottom.mode( PullUp );
+    goto_bottom.setAssertValue(0);
+    goto_bottom.attach_asserted( &SW_8 );
+    goto_bottom.setSampleFrequency();// Defaults to 20ms.
+
+
+    // for switch 9 (safety switch)
+    safety_button.mode( PullUp );
+    safety_button.setAssertValue(0);
+    safety_button.attach_asserted( &SW_9 );
+    safety_button.setSampleFrequency();// Defaults to 20ms.
+}
+
+
+/********************************************************************************
+*********************************************************************************
+******* for more detail about switch depancing program vist         *************
+*******  http://mbed.org/users/AjK/libraries/PinDetect/lkyxpw       *************
+*********************************************************************************
+*********************************************************************************/
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