Hello friends, I hope you all are doing great. Today, I am going to share the new LM393 Speed Sensor Library for Proteus V1.0 . If you have ever built a robot car, you have met this little module: a black U-shaped slot on a blue board, with a slotted encoder disc on the motor shaft turning through it. Every slot that passes the beam gives one pulse, and an Arduino counts the pulses to get the wheel's speed. It is the cheapest speed sensor there is, and one of the most popular. Updates LM393 Speed Sensor Library for Proteus Latest version: V1.0 (October 2026, this tutorial) Other motors: SG90 Servo · TT Gear Motor · 28BYJ-48 Stepper · NEMA 17 Stepper · MG996R Servo · N20 Encoder Motor · JGA25-370 Encoder Motor · FS90R 360 Servo · 130 DC Motor · A2212 Brushless · X27.168 Gauge · Analog Panel ...