Added semitone control, and gain adjustment to each oscillator over MIDI.

Software/Arduino/Example code/insect_test_LEDs/insect_test_LEDs.ino

@@ -0,0 +1,52 @@
+
+
+#define R  8
+#define G  A5
+#define B  7
+#define M 4
+
+#define MASTER 0
+
+
+
+void setup() {
+  
+  pinMode(R, OUTPUT);
+  pinMode(G, OUTPUT);
+  pinMode(B, OUTPUT);
+  pinMode(M, OUTPUT);
+
+  digitalWrite(R, LOW);
+  digitalWrite(G, LOW);
+  digitalWrite(B, LOW);
+  digitalWrite(M, LOW);
+  
+  Serial.begin(9600);
+  
+}
+
+void loop() {
+  
+  if(MASTER==1) {
+    Serial.print('1');
+    digitalWrite(G, HIGH);
+    digitalWrite(B, HIGH);
+    delay(1000);
+    Serial.print('c');
+    digitalWrite(G, LOW);
+    digitalWrite(B, LOW);
+    delay(1000);
+  } else {
+    while(Serial.available()) {
+      char c = (char)Serial.read();
+      if(c == '1') {
+        digitalWrite(G, HIGH);
+        digitalWrite(B, HIGH);
+      } else {
+        digitalWrite(G, LOW);
+        digitalWrite(B, LOW);
+      }
+    }
+  }
+
+}