Adds basic schematics, now that the pump runs and we know the schema is good

arduino/blink.ino

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+/*
+  Blink
+  Turns on an LED on for one second, then off for one second, repeatedly.
+
+  Most Arduinos have an on-board LED you can control. On the Uno and
+  Leonardo, it is attached to digital pin 13. If you're unsure what
+  pin the on-board LED is connected to on your Arduino model, check
+  the documentation at http://www.arduino.cc
+
+  This example code is in the public domain.
+
+  modified 8 May 2014
+  by Scott Fitzgerald
+ */
+
+
+// the setup function runs once when you press reset or power the board
+void setup() {
+  // initialize digital pin 13 as an output.
+  pinMode(13, OUTPUT);
+}
+
+// the loop function runs over and over again forever
+void loop() {
+  digitalWrite(13, HIGH);   // turn the LED on (HIGH is the voltage level)
+  delay(1000);              // wait for a second
+  digitalWrite(13, LOW);    // turn the LED off by making the voltage LOW
+  delay(1000);              // wait for a second
+}

arduino/pump.ino/pump.ino.ino

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+/*     -----------------------------------------------------------
+ *     |  Arduino Experimentation Kit Example Code               |
+ *     |  CIRC-03 .: Spin Motor Spin :. (Transistor and Motor)   |
+ *     -----------------------------------------------------------
+ * 
+ * The Arduinos pins are great for driving LEDs however if you hook 
+ * up something that requires more power you will quickly break them.
+ * To control bigger items we need the help of a transistor. 
+ * Here we will use a transistor to control a small toy motor
+ * 
+ * http://tinyurl.com/d4wht7
+ *
+ */
+
+int motorPin = 9;  // define the pin the motor is connected to
+                   // (if you use pin 9,10,11 or 3you can also control speed)
+
+/*
+ * setup() - this function runs once when you turn your Arduino on
+ * We set the motors pin to be an output (turning the pin high (+5v) or low (ground) (-))
+ * rather than an input (checking whether a pin is high or low)
+ */
+void setup()
+{
+ pinMode(motorPin, OUTPUT); 
+}
+
+
+/*
+ * loop() - this function will start after setup finishes and then repeat
+ * we call a function called motorOnThenOff()
+ */
+
+void loop()                     // run over and over again
+{
+ motorOnThenOff();
+ //motorOnThenOffWithSpeed();
+ //motorAcceleration();
+}
+
+/*
+ * motorOnThenOff() - turns motor on then off 
+ * (notice this code is identical to the code we used for
+ * the blinking LED)
+ */
+void motorOnThenOff(){
+  int onTime = 2500;  //the number of milliseconds for the motor to turn on for
+  int offTime = 1000; //the number of milliseconds for the motor to turn off for
+  
+  digitalWrite(motorPin, HIGH); // turns the motor On
+  delay(onTime);                // waits for onTime milliseconds
+  digitalWrite(motorPin, LOW);  // turns the motor Off
+  delay(offTime);               // waits for offTime milliseconds
+}
+
+/*
+ * motorOnThenOffWithSpeed() - turns motor on then off but uses speed values as well 
+ * (notice this code is identical to the code we used for
+ * the blinking LED)
+ */
+void motorOnThenOffWithSpeed(){
+  
+  int onSpeed = 200;  // a number between 0 (stopped) and 255 (full speed) 
+  int onTime = 2500;  //the number of milliseconds for the motor to turn on for
+  
+  int offSpeed = 50;  // a number between 0 (stopped) and 255 (full speed) 
+  int offTime = 1000; //the number of milliseconds for the motor to turn off for
+  
+  analogWrite(motorPin, onSpeed);   // turns the motor On
+  delay(onTime);                    // waits for onTime milliseconds
+  analogWrite(motorPin, offSpeed);  // turns the motor Off
+  delay(offTime);                   // waits for offTime milliseconds
+}
+
+/*
+ * motorAcceleration() - accelerates the motor to full speed then
+ * back down to zero
+*/
+void motorAcceleration(){
+  int delayTime = 50; //milliseconds between each speed step
+  
+  //Accelerates the motor
+  for(int i = 0; i < 256; i++){ //goes through each speed from 0 to 255
+    analogWrite(motorPin, i);   //sets the new speed
+    delay(delayTime);           // waits for delayTime milliseconds
+  }
+  
+  //Decelerates the motor
+  for(int i = 255; i >= 0; i--){ //goes through each speed from 255 to 0
+    analogWrite(motorPin, i);   //sets the new speed
+    delay(delayTime);           // waits for delayTime milliseconds
+  }
+}