Keyestudio 4DOF - Page 166

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if(x2>1000) //// if push the left joystick to the left
{
pos4=pos4+8; // current angle of servo 4 plus 8（change the value you plus, thus change the open speed of claw）
//Serial.println(pos4);
myservo4.write(pos4); // servo 4 operates the motion, the claw gradually opens.
delay(5);
if(pos4>90) // limit the largest angle when open
{
pos4=90;
}
}
}
//******************************************************
// turn
void zhuandong()
{
if(x1<50) // if push the right joystick to the right
{
pos1=pos1-1; //pos1 subtracts 1
myservo1.write(pos1); // servo 1 operates the motion, the arm turns right.
delay(5);
if(pos1<1) // limit the angle when turn right
{
pos1=1;
}
}