Diff: main.cpp

Revision:

1:ac55ff7b1a7d

Parent:

0:4ea8268e9d66

Child:

2:c9e55bcfce9c

--- a/main.cpp	Mon Feb 03 04:54:17 2014 +0000
+++ b/main.cpp	Mon Feb 03 05:00:28 2014 +0000
@@ -6,21 +6,27 @@
 #define MBED_APPS_BOARD
 
 DigitalOut myled(LED1);
+
 #if defined(MBED_APPS_SHIELD)
-  C12832_LCD lcd(D11, D13, D12, D7, D10);
+  PwmOut spkr(D6);
 #elif defined(MBED_APPS_BOARD)
-  C12832_LCD lcd(p5, p7, p6, p8, p11);
+  PwmOut spkr(p26);
 #else
 #error application board not defined
 #endif
 
-int main() {
+int main()
+{
     while(1) {
-        myled = 1;
-        wait(0.2);
-        myled = 0;
-        wait(0.2);
-        lcd.locate(0,0);
-        lcd.printf("Hello IoT Workshop\n");
+        for(int j=0; j<3; j++) {
+            for (float i=2000.0; i<4000.0; i+=100) {
+                spkr.period(1.0/i);
+                spkr=0.5;
+                wait(0.1);
+                myled = !myled;
+            }
+            spkr=0.0;
+            wait(2.0f);
+        }
     }
 }