diff --git a/PanTiltControl.pde b/PanTiltControl.pde
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--- /dev/null
+++ b/PanTiltControl.pde
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+/**
+ * PanTiltControl
+ *
+ * Uses an analog joystick to control a servo pan/tilt mount. The prototype
+ * used a joystick from Sparkfun and a pan/tilt assembly from Seeed Studio.
+ * One axis of the joystick controls the pan, the other controls the tilt.
+ */
+
+#include <Servo.h> 
+
+Servo horzServo;  // Create a servo object for the pan (horizontal) servo
+Servo vertServo;  // Create a servo object for the tilt (vertical) servo
+
+int horzPin = 0;  // Analog input for the joystick horizontal axis
+int vertPin = 1;  // Analog input for the joystick vertical axis
+int vertVal;      // Value read from the vertical axis
+int horzVal;      // Value read from the horizontal axis
+
+/**
+ * Setup
+ */
+void setup()
+{
+  horzServo.attach(9);    // Use pin 9 PWM output for horizontal servo
+  vertServo.attach(10);   // Use pin 10 PWM output for vertical servo
+}
+
+/**
+ * Main program loop
+ */
+void loop()
+{
+  horzVal = analogRead(horzPin);             // Read joystick horizontal position
+  horzVal = map(horzVal, 0, 1023, 0, 179);   // Scale reading to suit servo
+  horzServo.write(horzVal);                  // Move servo to required position
+
+  vertVal = analogRead(vertPin);             // Read joystick vertical position
+  vertVal = map(vertVal, 0, 1023, 0, 179);   // Scale reading to suit servo
+  vertServo.write(vertVal);                  // Move servo to required position
+
+  delay(15);                                 // Give the servos time to settle
+}