#include <SoftwareServo.h>
 SoftwareServo myservo;                // create servo object to control a servo 
#include <SoftwareSerial.h>
#define RX    4   // MISO .  i reversed them to read and debug
#define TX    5   // SCK
SoftwareSerial Serial(RX, TX);
int pos = 0;
bool currentState = 1; // to store state of the slider
int i = 0;

void setup()
{
  myservo.attach(7);
 Serial.begin(9600);
 Serial.println("Hello");
 for (i = 0; i<30; ++i){ // 0 angle
  digitalWrite(7, HIGH);
  delayMicroseconds(1600);
  digitalWrite(7, LOW);
  delayMicroseconds(18400);
 } 
}

void loop ()
{

 if (Serial.available()) {
     char MasterCommand = Serial.read();
     
     if(MasterCommand == 'F') {
      if (currentState == 1) {
      Serial.println("Movingleft");
      for (i = 0; i<30; ++i){ // 90 angle
  digitalWrite(7, HIGH);
  delayMicroseconds(2000);
  digitalWrite(7, LOW);
  delayMicroseconds(18000);
  
}
  currentState = 0;
     }
     else {
      Serial.println("Movingright");
      delay(1000);
for (i = 0; i<30; ++i){ // 0 angle
  digitalWrite(7, HIGH);
  delayMicroseconds(1600);
  digitalWrite(7, LOW);
  delayMicroseconds(18400);
  
}
   currentState = 1;
     } 
}
 }
//if (currentState == 0)
//{if (Serial.available()) {
//     char MasterCommand = Serial.read();
//     
//     if(MasterCommand == 'F') {
//      Serial.println("Movingright");
//      for (pos = 180; pos >= 0  ; pos += 5) { // goes from 0 degrees to 180 degrees
//    // in steps of 1 degree
//    myservo.write(pos);              // tell servo to go to position in variable 'pos'
//    delay(15);                       // waits 15ms for the servo to reach the position
//     SoftwareServo::refresh();
//     currentState == 1;
//  }
//     }
//     } 
//  }
}