https://teddyrookbook.com/robotics/control/Recent content in Feedback and Control on Teddy Rook Bookhttps://teddyrookbook.com/img/share.jpghttps://teddyrookbook.com/img/share.jpgHugoenhttps://teddyrookbook.com/robotics/control/open-closed-loop/Mon, 01 Jan 0001 00:00:00 +0000https://teddyrookbook.com/robotics/control/open-closed-loop/Open loop runs a fixed command; closed loop measures the error, setpoint minus measurement, and corrects it. Feedback and Control · Robotics Ladderhttps://teddyrookbook.com/robotics/control/p-control/Mon, 01 Jan 0001 00:00:00 +0000https://teddyrookbook.com/robotics/control/p-control/Command = Kp times the error, limited to what the motor can give. Feedback and Control · Robotics Ladderhttps://teddyrookbook.com/robotics/control/pid-step/Mon, 01 Jan 0001 00:00:00 +0000https://teddyrookbook.com/robotics/control/pid-step/u = Kp e + Ki (sum of e Δt) + Kd (Δe / Δt), computed fresh every loop. Feedback and Control · Robotics Ladderhttps://teddyrookbook.com/robotics/control/first-order-response/Mon, 01 Jan 0001 00:00:00 +0000https://teddyrookbook.com/robotics/control/first-order-response/A first-order system covers 63% of the way to its new value in one time constant τ, and about 99% in 5τ. Feedback and Control · Robotics Ladderhttps://teddyrookbook.com/robotics/control/stability/Mon, 01 Jan 0001 00:00:00 +0000https://teddyrookbook.com/robotics/control/stability/Too much gain overshoots and can oscillate or diverge; tune P first, then D, then a little I. Feedback and Control · Robotics Ladder