Differences

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--- the_ledtester_class [2018/08/11 01:00] – frchris
+++ the_ledtester_class [2018/08/11 01:05] – frchris
@@ Line 46: / Line 46: @@
          for(int i = 0; i < 10; i++) {
             pin1.flash(200);
-            try { Thread.sleep200; } catch (InterruptedException e) {}
+            try { Thread.sleep (200); } catch (InterruptedException e) {}
+        }
+    }
+    /*
+     * Sends the morse code using the LED.
+     */
+    public void flashMorse(String msg) {
+        char [] morse = StringToMorse.translate(msg).toCharArray();
+        // . = 1, - = 3, intra-char = 1, inter-char = 3, space = 7.",
+        for (char atom : morse) {
+                if (atom == '.') {
+                    pin1.flash(UNIT);
+                } else if (atom == '-') {
+                    pin1.flash(3*UNIT);
+                } else if (atom == '/') {   // inter-symbol gap
+                    sleep (1);   // plus one leading and one trailing == 3
+                } else {
+                    // must be a space
+                    sleep (5);   // plus one leading and one trailing == 7
+                }
+                sleep (1);   // common gap
+        }
+    }
+    /*
+     * Wait units times the defined unit of time
+     */
+    private void sleep(int units) {
+        try {
+            Thread.sleep(units*UNIT);
+        } catch (InterruptedException e)
+        {
         }
     }