Final Project: Smart Autonomous Obstacle Avoider

Combine HC-SR04 ultrasonic radar, servo sweep, and 4WD chassis to navigate complex mazes.

Key Technical Points

• •Mounting HC-SR04 sensor atop SG90 servo for 180-degree radar panning.
• •State machine decision algorithm: Scan Left vs Scan Right.
• •Review of project schematics and downloadable code repository.