Keyestudio 4DOF Manual page 181

//******************************************************
// 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 and robot arm turns right
delay(5);
if(pos1<1) // limit the angle when turn right
{
pos1=1;
}
}
if(x1>1000) // if push the right joystick to the left
{
pos1=pos1+1; //pos1 plus 1
myservo1.write(pos1); // robot arm turns left
delay(5);
if(pos1>180) // limit the angle when turn left
{
pos1=180;
}
}
}
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