Made code following exact format

Code of conduct:

if
{
...
}
else 
{
....
}

/*-----------
* comment
------------*/

start.ino

@@ -31,9 +31,13 @@ int pos = 0;
 void joystick_position();
 
 void setup() {
+  /*-------------------------------------------------------------
+  * Serial.begin sets the data rate in bits per second (baud) 
+  * for serial data transmission.115200 is the fastest.
+  -------------------------------------------------------------*/
   Serial.begin(115200); 
-
-  //setting uo the pins
+  
+  //setting up the pins
   pinMode(xPin, INPUT);
   pinMode(yPin, INPUT);
   pinMode(bPin, INPUT);
@@ -45,53 +49,66 @@ void setup() {
   //attaching the servo
   myservo.attach(6);
 
-  Serial.println("Program started");
+  Serial.println("Program started!");
 }
 
 void loop() {
   joystick_position();
 }
 
 void joystick_position(){
-  //control the joystick
+  /* ---------------------------------------------------------------
+  * Depending on the joystick position the pen is being moved. 
+  * Also, you can change the degree of the pen via a pottentiometer
+  * and the servo_move_up and servo_move_down functions
+  ----------------------------------------------------------------*/
+
+  //x - left or right // y - forward or backward //b - diagonal
   xValue= analogRead(xPin);
   yValue = analogRead(yPin);
   bValue = analogRead(bPin);
   Serial.print(bValue);
 
-   //it moves up and down 
-   //chenge the pottentiometer of the arduino and it changes the angle of the pen 
-   sValue = map(bValue,0,1023,85,10);
+  //change the pottentiometer of the arduino and it changes the angle of the pen 
+  sValue = map(bValue,0,1023,85,10);
 
   myservo.write(sValue);
- // move the pen according to the x and y cordinates
+ /*-------------------------------------------------------
+ * In the following if-else constructions,
+ * the constants are cordinates.
+ * The max is 1023 to both x and y values. 
+ * The middle is with cordinates (512;512).
+ * If we use it, the joystick will be too precise
+ * and the error percentage will up.
+ * That's why we use 525 as middle.
+ * When yDir and xDir are 1,we move the pen diagonally
+ -------------------------------------------------------*/
+
   if((xValue>490 && xValue <525 ) && (yValue>490 && yValue<525))
   {
     stepStop();        
   } 
- else if((xValue>490 && xValue <525 )){
-
+  else if((xValue>490 && xValue <525 ))
+  {
            if(yValue > 525)
            {     
-               //push the y value and the pen moves to the right
+               //push the y value => pen moves to the right
                yValue = map(yValue,525,1023,20,1);
                yDir = 1;
            } 
            else 
            {
-               //push the y value and it the pen to the left 
+               //push the y value =>  pen to the left 
                yValue = map(yValue,490,0,20,1);
                yDir = 0;
-
            }
 
       digitalWrite(STEP_MOTOR_PLATE, LOW); 
       stepMeHigh(STEP_MOTOR_PEN,yDir,yValue);
 
- } 
- else if((yValue>490 && yValue <525 ))
- {
-
+  } 
+  else if((yValue>490 && yValue <525 ))
+  {     
       if(xValue > 525)
       {      
         //push the y value and it moves the plate forward => the pen moves backward
@@ -107,11 +124,16 @@ void joystick_position(){
       digitalWrite(STEP_MOTOR_PEN, LOW);
       stepMeHigh(STEP_MOTOR_PLATE,xDir,xValue);
 
- }
- else
- {
-      //push the y value and it moves the position of the plate backward => the pen moves forward
-      if(xValue > 525)
+  }
+  else
+  {
+    /*------------------------------------------------
+    * By changing the y value( by moving the joystick),
+    * we move the position of the plate backward
+    *        ===> the pen moves forward.
+    ------------------------------------------------*/
+
+      if(xValue > 525) //525 - not pushed joystick
       {      
         xValue = map(xValue,525,1023,20,1);
         xDir = 1;
@@ -122,7 +144,8 @@ void joystick_position(){
         xDir = 0;
       }
 
-      if(yValue > 525){      
+      if(yValue > 525)   //525 - not pushed joystick
+      {    
         yValue = map(yValue,525,1023,20,1);
         yDir = 1;
       }
@@ -135,44 +158,54 @@ void joystick_position(){
       stepMeHigh(STEP_MOTOR_PLATE,xDir,xValue);
       stepMeHigh(STEP_MOTOR_PEN,yDir,yValue);   
     }
-}
+ }
 
 void servo_move_down(){
 
-  //pen goes down
-  //change the angle of the pen from 90 to 0
-  for (pos = 90; pos >= 0; pos -= 1) { 
-    myservo.write(pos);                    
+  /*----------------------------------------
+  * Via the servo and the pottentiometer,
+  * we move the pen downward
+  ----------------------------------------*/
+
+  for (pos = 90; pos >= 0; pos -= 1) //change the angle of the pen from 90 to 0
+  { 
+    myservo.write(pos);              //command to rotate the servo to the specified angle      
   }
 
 }
 
 void servo_move_up(){
 
-  //pen goes up
-  //change the angle of the pen from 0 to 90
-  for(angle = 0; angle < 90; angle += 1)    
+  /*----------------------------------------
+  * Via the servo and the pottentiometer,
+  * we move the pen upward
+  ----------------------------------------*/
+  for(angle = 0; angle < 90; angle += 1)     //change the angle of the pen from 0 to 90
   {                                  
-    servo_test.write(angle);                    
+    servo_test.write(angle);      //command to rotate the servo to the specified angle              
   }
 
 }
 
 void stepMeHigh(int motor, int dir, int del) { 
 
-  //1 - motor pen, 2 - motor plate // 0 - left, 1 - right //
+  /*-----------------------------------------------
+  * Function parametres:
+  * motor : 1 - motor pen, 2 - motor plate
+  * dir : 0 - left, 1 - right
+  -----------------------------------------------*/
+
   digitalWrite(DIR_MOTOR_PLATE, dir);
   digitalWrite(DIR_MOTOR_PEN, dir);
   digitalWrite(motor, HIGH);
   delay(del);
   digitalWrite(motor, LOW);
-
- }
+}
 
 void stepStop(){
 
  //nulls the step
   digitalWrite(STEP_MOTOR_PEN, LOW);
   digitalWrite(STEP_MOTOR_PLATE, LOW);
-
+  
 }