Python 3 projects

 // Starting of Program int m1a = 7; int m1b = 6; int m2a = 4; int m2b = 5; char val; void setup()  {   pinMode(m1a, OUTPUT);  // Digital pin 10 set as output Pin pinMode(m1b, OUTPUT);  // Digital pin 11 set as output Pin pinMode(m2a, OUTPUT);  // Digital pin 12 set as output Pin pinMode(m2b, OUTPUT);  // Digital pin 13 set as output Pin Serial.begin(9600); } void loop() {   while (Serial.available() > 0)   {   val = Serial.read();   Serial.println(val);   }   if( val == 'F') // Forward     {       digitalWrite(m1a, HIGH);       digitalWrite(m1b, LOW);       digitalWrite(m2a, HIGH);       digitalWrite(m2b, LOW);       }   else if(val == 'B') // Backward     {       digitalWrite(m1a, LOW);       digitalWrite(m1b, HIGH);       digitalWrite(m2a, LOW);       digitalWrite(m2b, HIGH);      }        else if(val == 'L') //Left     {     digitalWrite(m1a, LOW);     digitalWrite(m1b, HIGH);     digitalWrite(m2a, HIGH);     digitalWrite(m2b, LOW);     }     else if(val