Courses → From Blink to Bot — ESP32-S3 robotics with the Fre…
Lesson 8 · ~28 min · 🔒 Subscriber
Sensor fusion — closing the loop
Combine ultrasonic distance with encoder odometry into a robot that knows where it is and where the obstacle is.
This lesson is in production. The arc below outlines what it will cover. Arc Dead reckoning from wheel encoders; the drift problem; using the HC-SR04 as a periodic correction; a state estimator small enough to fit on the S3; testing your fusion code in the browser simulator before burning real motor wear. Subscribed already? Your dashboard will show the lesson the moment it's published — no email required. Aiming for one new lesson per week; the full course will be complete within 8 weeks of launch.
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