Diff: morse.cpp

Revision:

0:9d7b581da110

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/morse.cpp	Mon Feb 16 09:11:32 2015 +0000
@@ -0,0 +1,158 @@
+#include "main.h"
+#include "morse.h"
+
+#define M 0.1
+#define V 0.5
+#define LA 0.002272727
+
+extern PwmOut spkr;
+
+void to()
+{
+    spkr.period(LA);
+    spkr=V;
+    wait(M);
+    spkr=0.0;
+    wait(M);
+}
+
+void tsu()
+{
+    spkr.period(LA);
+    spkr=V;
+    wait(3.0*M);
+    spkr=0.0;
+    wait(M);
+}
+
+void one()
+{
+    to();
+    wait(2.0*M);
+}
+
+void two()
+{
+    to();
+    to();
+    wait(2.0*M);
+}
+
+void three()
+{
+    to();
+    to();
+    to();
+    wait(2.0*M);
+}
+
+void four()
+{
+    to();
+    to();
+    to();
+    to();
+    wait(2.0*M);
+}
+
+void five()
+{
+    to();
+    to();
+    to();
+    to();
+    to();
+    wait(2.0*M);
+}
+
+void six()
+{
+    tsu();
+    wait(2.0*M);
+}
+
+void seven()
+{
+    tsu();
+    tsu();
+    wait(2.0*M);
+}
+
+void eight()
+{
+    tsu();
+    tsu();
+    tsu();
+    wait(2.0*M);
+}
+
+void nine()
+{
+    tsu();
+    tsu();
+    tsu();
+    tsu();
+    wait(2.0*M);
+}
+
+void zero()
+{
+    tsu();
+    tsu();
+    tsu();
+    tsu();
+    tsu();
+    wait(2.0*M);
+}
+
+void period()
+{
+    to();
+    tsu();
+    to();
+    tsu();
+    to();
+    tsu();
+    wait(6.0*M);
+}
+
+void morse(int i)
+{
+    if(i>=0) i=i%10;
+    switch(i%10)
+    {
+        case 1:
+            one();
+            break;
+        case 2:
+            two();
+            break;
+        case 3:
+            three();
+            break;
+        case 4:
+            four();
+            break;
+        case 5:
+            five();
+            break;
+        case 6:
+            six();
+            break;
+        case 7:
+            seven();
+            break;
+        case 8:
+            eight();
+            break;
+        case 9:
+            nine();
+            break;
+        case 0:
+            zero();
+            break;
+        default:
+            period();
+            break;
+    }
+}
\ No newline at end of file