I am final year student for engineering... Now i was doing my final year project (FYP) about cylindrical robotic arm... i have try to do make a model Picaxe OWI 535 Robot Arm but i have zero knowledge about that... More importance things is i need know the servo and motor controller circuit how there function... Could anybody help me please... To get a servo and motor controller circuit... If can get the model circuit off course is better if cannot also nvm... I just want the servo and motor controller to let my cylindrical robotic arm work only... TQ