Tinkercad Pid Control !!top!! Jun 2026

Run the simulation and open the Serial Monitor to watch the setpoint and input values. Start with Proportional ( Kpcap K sub p ): Set Kicap K sub i Kdcap K sub d to zero. Increase Kpcap K sub p

For anyone exploring the world of feedback control systems without the high cost of physical components, Tinkercad Circuits is an indispensable free online platform. Originally designed by Autodesk for education, it allows users to simulate complex electronic circuits and program them using a drag-and-drop block editor or C++ for Arduino. One of the most powerful concepts you can simulate on the platform is —a foundational algorithm used everywhere from industrial automation to robotics.

Here is the implementation code:

Connect the Arduino's 5V pin to the positive rail and GND to the negative rail of the breadboard. tinkercad pid control

The PID output (0-255) goes directly to analogWrite(heaterPin, output) . The setpoint is a fixed value (e.g., 400 from the thermistor divider, which corresponds to ~40°C).

// Pin definitions for motor driver and sensor const int enA = 9; // PWM pin for speed control const int in1 = 7; // Motor direction pin 1 const int in2 = 8; // Motor direction pin 2 const int sensorPin = A0; // Speed feedback sensor (simulated/encoder) const int setpointPin = A1; // Potentiometer for target speed

Tinkercad has evolved far beyond a simple block-building tool for children. With its powerful Circuits workspace, the platform provides an accessible, risk-free, and highly visual environment for implementing and testing PID control systems. By walking through a simple DC motor simulation, you have learned how the P, I, and D terms interact, how to code a basic digital PID in Arduino, and how to tune your coefficients for a stable, responsive system. Run the simulation and open the Serial Monitor

Design a system that maintains a chamber at a specific temperature using a heater and a cooling fan [0†L4-L7].

void loop() // Read the setpoint from potentiometer and map to 0-255 setpoint = analogRead(setpointPin) / 4.0;

Connect Arduino Digital Pin 3 (a Pulse Width Modulation, or PWM, enabled pin) to a Originally designed by Autodesk for education, it allows

If the feedback moves away from the setpoint instead of toward it, your loop has positive feedback. Swap the digital pins ( dirPin1 and dirPin2 ) in your code or swap the wires on the physical terminals of your DC motor.

Appendix: Full Tinkercad circuit schematic (DC motor + rotary encoder + L293D driver) and complete Arduino sketch available in the public Tinkercad PID library.

void setup() pinMode(enA, OUTPUT); pinMode(in1, OUTPUT); pinMode(in2, OUTPUT);

Now, let's write the Arduino code to implement the PID algorithm. For this example, we will use a simple PID library available online.

: Provides feedback, such as an encoder for motor speed or a TMP36 for temperature.