lightbox ok, beatbox and poubelle near

Poubelle/Poubelle/Poubelle.ino

@@ -4,14 +4,16 @@
 #include <SoftwareSerial.h>
 #include <MP3Player_KT403A.h>
 
-Ultrasonic ultrasonic(2);
-Ultrasonic ultrasonic2(8);
+Ultrasonic ultrasonic_front(2);
+Ultrasonic ultrasonic_down(8);
 
 
 Grove_LED_Bar bar(5, 4, 0);  // Clock pin, Data pin, Orientation
 
 SoftwareSerial mp3(6, 7);
 
+int soundWaitTime = 20000;
+long int front_lastplayed , down_lastplayed;
 
 void setup()
 { 
@@ -24,30 +26,54 @@ void setup()
   delay(100);
     
   SelectPlayerDevice(0x02);       // Select SD card as the player device.
-  SetVolume(0x0E);                // Set the volume, the range is 0x00 to 0x1E.
+  SetVolume(0x1E);                // Set the volume, the range is 0x00 to 0x1E.
+  front_lastplayed = -1*soundWaitTime;
+  down_lastplayed = -1*soundWaitTime;
 }
 
 void loop()
 {
-  
-  // LED BAR Walk through the levels
-  for (int i = 0; i <= 10; i++)
-  {
-    bar.setLevel(i);
-    delay(100);
+  //update ultrasonic measure
+  long front_distance = ultrasonic_front.MeasureInCentimeters();
+  long down_distance = ultrasonic_down.MeasureInCentimeters();
+
+  int bar_level = map(down_distance, 0, 42, 10, 0);
+  bar_level = constrain(bar_level, 0, 10);
+  bar.setLevel(bar_level);
+  Serial.println(bar_level);
+  long int currentTime = millis();
+
+  if ( (bar_level > 8) && ((currentTime - down_lastplayed)>soundWaitTime) ) {
+    SpecifyMusicPlay(1);
+    Serial.println("Playing high level track");
+    down_lastplayed = currentTime;
+  }
+
+  if ( (bar_level < 2) && ((currentTime - down_lastplayed)>soundWaitTime) ) {
+    SpecifyMusicPlay(2);
+    Serial.println("Playing low level track");
+    down_lastplayed = currentTime;
   }
 
+    if ( (front_distance < 100) && ((currentTime - front_lastplayed)>soundWaitTime) ) {
+    SpecifyMusicPlay(3);
+    Serial.println("Playing proximity track");
+    front_lastplayed = currentTime;
+  }
+
+  
+  
   long RangeInCentimeters;
-  RangeInCentimeters = ultrasonic.MeasureInCentimeters(); // two measurements should keep an interval
+  RangeInCentimeters = ultrasonic_front.MeasureInCentimeters(); // two measurements should keep an interval
   Serial.print(RangeInCentimeters);//0~400cm
   Serial.print("  -  ");//0~400cm
-  RangeInCentimeters = ultrasonic2.MeasureInCentimeters(); 
+  RangeInCentimeters = ultrasonic_down.MeasureInCentimeters(); 
   Serial.print(RangeInCentimeters);//0~400cm
   Serial.println(" cm");
 
-  if(RangeInCentimeters < 40 ) {
-    SpecifyMusicPlay(1);
-    delay(5000);
-  }
+//  if(RangeInCentimeters < 40 ) {
+//    SpecifyMusicPlay(1);
+//    delay(5000);
+//  }
   
 }