Diff: debounce_button.cpp

Revision:

3:c77bed3482d3

Parent:

2:5b7d055dbc91

--- a/debounce_button.cpp	Tue Oct 31 09:01:56 2017 +0000
+++ b/debounce_button.cpp	Thu Oct 11 15:51:58 2018 +0000
@@ -1,5 +1,13 @@
 #include "debounce_button.h"
 
+DigitalIn button(USER_BUTTON);
+DigitalOut led1(LED1);
+DigitalOut led2(LED2);
+volatile bool button1_enabled = true;
+volatile bool button1_buzy = false;
+Timeout someTimeout;
+Timeout timer;
+int counter = 0;
 /**
     Some tips and tricks:
     -   To use the built-in LED:
@@ -25,18 +33,23 @@
             such that it can proceed its program.
         -   turns the built-in LED off. Therefore, the user gets informed that the program stopped counting the clicks.
 */
-void button1_multiclick_reset_cb(void) {
-    
+
+void replay(){
+    //replay the multiclick
+    for(int i=0;i<counter;i++){
+        led2 = 1;
+        wait(0.2);
+        led2 =0;
+        wait(0.2);
+    }
 }
 
-/**
-    TODO
-    ----
-    This function enables the button again, such that unwanted clicks of the bouncing button get ignored.
-*/
+// This function enables the button again, such that unwanted clicks of the bouncing button get ignored.
 void button1_enabled_cb(void)
 {
-    
+    button1_enabled = true;
+    led1 = 0;
+    replay();
 }
 
 /**
@@ -52,7 +65,27 @@
         -   informs the main loop that the user is clicking the button.
             Therefore, this main loop cannot continue its procedure until the clicks within 1 second have been counted.
 */
+
+void button1_busy_enable(){
+    button1_buzy = false;    
+}
 void button1_onpressed_cb(void)
 {
+    //button is pressed first time, turn led on
+    if(button1_enabled){
+        counter = 0;
+        // turns the built-in LED on, so the user gets informed that the program has started with counting clicks
+        led1 = 1;
+        //disables the button such that the debouncer is active
+        button1_enabled = false;
+        button1_buzy = true;
+        timer.attach(callback(&button1_busy_enable),0.1);
+        // enables the button again after a certain amount of time (use interrupts with "button1_enabled_cb()" as callback.
+        someTimeout.attach(callback(&button1_enabled_cb), 5);
+    }else if(!button1_buzy){
+        counter++;
+        button1_buzy = true;
+        timer.attach(callback(&button1_busy_enable),0.1);
+    }
     
 }
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