add keyboard controlled car

Author: Rushil08

Arduino/keyboard_controlled_car.ino

@@ -0,0 +1,51 @@
+int in2=8;         //these correspond to the 4 terminals of a pair of motors
+int in1=7;
+int in3=5;
+int in4=4;
+char data;
+
+void setup() {  
+  Serial.begin(9600);
+  pinMode(in1,OUTPUT);
+  pinMode(in2,OUTPUT);
+  pinMode(in3,OUTPUT);
+  pinMode(in4,OUTPUT);
+}
+
+void loop() {
+  if (Serial.available()>0){
+    data=Serial.read();
+    //Serial.print(data);
+    if (data=='G'){            //different letters here can correspond to different actions according to your connections
+      digitalWrite(in1,LOW);
+      digitalWrite(in2,HIGH);
+      digitalWrite(in3,HIGH);
+      digitalWrite(in4,LOW);
+    }
+    else if (data=='F'){
+      digitalWrite(in1,HIGH);
+      digitalWrite(in2,LOW);
+      digitalWrite(in3,LOW);
+      digitalWrite(in4,HIGH);
+    }
+    else if (data=='S'){
+      digitalWrite(in1,LOW);
+      digitalWrite(in2,LOW);
+      digitalWrite(in3,LOW);
+      digitalWrite(in4,LOW);
+    }
+    else if (data=='R'){
+      digitalWrite(in1,HIGH);
+      digitalWrite(in2,LOW);
+      digitalWrite(in3,HIGH);
+      digitalWrite(in4,LOW);
+    }
+
+  else if (data=='L'){
+      digitalWrite(in1,LOW);
+      digitalWrite(in2,HIGH);
+      digitalWrite(in3,LOW);
+      digitalWrite(in4,HIGH);
+    }
+  }
+}