#include <Servo.h>

Servo myservo;  
Servo myservo1;

char Val;
int pos = 0;    

void setup() {
  myservo.attach(9);
  myservo1.attach(6); 
  Serial.begin(9600);
  myservo1.write(90);
  myservo.write(90);
  }

void loop() {
  while (Serial.available() > 0) {
  Val= Serial.read()
    if (Val== 's') {
      myservo.write(180); }
    if (Val == 'a') {
      myservo.write(120); }
    if (Val == 'q') {
      myservo1.write(180);}
    if (Val == 'w') {
      myservo1.write(120);} 
}}