Md Golam Tanvir Zim / Mbed OS week02_digitalInPolling_modified

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Diff: main.cpp

Revision:
1:4709af498799
Parent:
0:a66a8cb0012c
Child:
2:cd1fe8c29793
--- a/main.cpp	Mon Jan 23 13:53:49 2017 +0000
+++ b/main.cpp	Tue Jan 24 18:24:25 2017 +0000
@@ -23,19 +23,19 @@
     while (true) {
         switch (pos) {
             case up :
-                if (button == 1) {    // now down 
+                if (button == 0) {    // now down 
                     pressEvent = 1 ;  // transition occurred
                     pos = down ;
                 }
                 break ;
             case down : 
-                if (button == 0) { // no longer down
+                if (button == 1) { // no longer down
                     bcounter = 3 ; // wait four cycles
                     pos = bounce ;
                 }
                 break ;
             case bounce :
-                if (button == 1) { // down again - button has bounced
+                if (button == 0) { // down again - button has bounced
                     pos = down ;   // no event
                 } else if (bcounter == 0) {
                     pos = up ;     // delay passed - reset to up