first commit

Author: Limb

Diff for: README

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+Arduino powered claw game

Diff for: elt243/elt243.ino

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+#include <Servo.h> 
+#include <LiquidCrystal.h>
+
+Servo myservo;
+Servo updownservo;
+LiquidCrystal lcd(7,8,9,10,11,12);
+
+int speed = 90;
+boolean claw = false;
+boolean running = false;
+
+long previousMillis = 0;        // will store last time LED was updated
+long interval = 1000;           // interval at which to blink (milliseconds)
+int count = 20;
+
+void setup() 
+{ 
+  pinMode(3,OUTPUT);
+  pinMode(4,OUTPUT);
+  digitalWrite(3,LOW);
+  digitalWrite(4,LOW);
+  myservo.attach(2);  // attaches the servo on pin 2 to the servo object
+  myservo.write(90);
+  updownservo.attach(5);
+  updownservo.write(90);
+  lcd.begin(16, 2);
+  lcd.print("The Claw Game!");
+  Serial.begin(19200);
+  Serial.println("Ready");
+} 
+ 
+ 
+void loop() 
+{
+  if(running == false && analogRead(0) < 100)
+  {
+    running = true;
+    count = 20;
+  }
+ while(running == true)
+  { 
+    if (Serial.available() > 0) {
+      // Read a byte from the serial buffer.
+      char incomingByte = (char)Serial.read();
+      switch(incomingByte)
+      {
+        case 'r':
+          speed = 93;
+          break;
+        case 'l':
+          speed = 87;
+          break;
+        case 'o':
+        if(claw == true)
+        {
+          Serial.println("opening claw");
+          digitalWrite(3,LOW);
+          digitalWrite(4,HIGH);
+          delay(1200);
+          digitalWrite(4,LOW);
+          claw = false;
+        }
+          break;
+        case 'c':
+        if(claw == false) {
+          Serial.print("closing claw");
+          updownservo.write(85);
+          delay(3500);
+          updownservo.write(90);
+          digitalWrite(4,LOW);
+          digitalWrite(3,HIGH);
+          delay(1200);
+          digitalWrite(3,LOW);
+          updownservo.write(95);
+          delay(4200);
+          updownservo.write(90);
+          claw = true; 
+        }
+          break;
+        case 's':
+           speed = 90;
+           break; 
+        default:
+          speed = 90;
+          break;
+      }
+      Serial.print("Speed: ");
+      Serial.println(speed);
+    }
+    else {
+      speed = 90;
+    }
+    myservo.write(speed);
+    
+    unsigned long currentMillis = millis();
+ 
+    if(currentMillis - previousMillis > interval) {
+      // save the last time you blinked the LED 
+      previousMillis = currentMillis;
+      count -= 1;
+      lcd.setCursor(0, 1);
+      lcd.print("               ");
+      lcd.setCursor(0, 1);
+      lcd.print("Time Left: ");
+      lcd.print(count);
+    }
+    if(count == 0)
+    {
+      running = false;
+      myservo.write(90);
+      lcd.setCursor(0, 1);
+      lcd.print("               ");
+      lcd.setCursor(0,1);
+      lcd.print("Game over!");
+    }
+    
+    delay(50);
+  }
+} 

Diff for: elt243_controller/elt243_controller.ino

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+#define RED_LED 5
+#define GREEN_LED 13
+#define BLUE_LED 3
+#define YELLOW_LED 10
+#define BLUE_BUTTON 2
+#define RED_BUTTON 6
+#define YELLOW_BUTTON 9
+#define GREEN_BUTTON 12
+#define PIEZO_PIN 4
+
+void setup() {
+  Serial.begin(19200);
+  pinMode(RED_BUTTON, INPUT);
+  pinMode(GREEN_BUTTON, INPUT);
+  pinMode(BLUE_BUTTON, INPUT);
+  pinMode(YELLOW_BUTTON, INPUT);
+  pinMode(RED_LED, OUTPUT);
+  pinMode(GREEN_LED, OUTPUT);
+  pinMode(BLUE_LED, OUTPUT);
+  pinMode(YELLOW_LED, OUTPUT);
+  digitalWrite(RED_LED, HIGH);
+  digitalWrite(GREEN_LED, HIGH);
+  digitalWrite(BLUE_LED, HIGH);
+  digitalWrite(YELLOW_LED, HIGH);
+  digitalWrite(RED_BUTTON, HIGH);
+  digitalWrite(GREEN_BUTTON, HIGH);
+  digitalWrite(BLUE_BUTTON, HIGH);
+  digitalWrite(YELLOW_BUTTON, HIGH);
+}
+
+void loop() {
+
+  if(digitalRead(RED_BUTTON) == LOW)
+  {
+    digitalWrite(RED_LED, LOW);
+    Serial.print("r");
+  }
+  else
+    digitalWrite(RED_LED, HIGH);
+  if(digitalRead(GREEN_BUTTON) == LOW)
+  {
+    digitalWrite(GREEN_LED, LOW);
+    Serial.print("c");
+  }
+  else
+    digitalWrite(GREEN_LED, HIGH);
+  if(digitalRead(BLUE_BUTTON) == LOW)
+  {
+    digitalWrite(BLUE_LED, LOW);
+    Serial.print("l");
+  }
+  else
+    digitalWrite(BLUE_LED, HIGH);
+  if(digitalRead(YELLOW_BUTTON) == LOW)
+  {
+    digitalWrite(YELLOW_LED, LOW);
+    Serial.print("o");
+  }
+  else
+    digitalWrite(YELLOW_LED, HIGH);
+
+  delay(50);
+}
+