Keyestudio 4DOF - Page 155

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if(pos2<0) // limit the lifting angle
{
pos2=0;
}
}
if(y1<50) // if push the right joystick downward
{
pos2=pos2+1;
myservo2.write(pos2); // upper arm will go down
delay(5);
if(pos2>180) // limit the angle when go down
{
pos2=180;
}
}
}
//*************************************************************/
// lower arm
void dabi()
{
if(y2<50) // if push the left joystick upward
{
pos3=pos3+1;
myservo3.write(pos3); // lower arm will stretch out
delay(5);