The Maqueen Plus V3 is an advanced educational robot engineered to revolutionize STEM robot education and competitions for primary and secondary school students. The Maqueen Plus V3 operates by integrating a sophisticated suite of sensors and control mechanisms. It leverages a powerful matrix laser ranging sensor for environmental perception, high-precision motor encoders with PID control for accurate movement, and built-in algorithms for complex tasks such as line-tracking and intersection recognition. These capabilities allow for more dynamic and intricate applications in educational settings.
Key Technologies
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🧩 Matrix Laser Ranging Sensor
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8×8 Resolution (64-point detection) for 360° environmental mapping
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±11mm Accuracy (20–200mm range) and 60° Field of View
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Dual Modes: Matrix measurement + Intelligent obstacle avoidance.
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Laser Safety: Class 1 compliant.
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🤖 Built-in Algorithms
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Line Tracking: 6-sensor array with 1-button calibration & analog/digital output
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Intersection Recognition: Auto-detects 4 junction types (crossroads, T-junctions, etc.)
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Adjustable Speed: 5-level algorithm speed for adaptive challenges.
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🎯 PID Motor Control with Encoders
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High-Precision Encoders: Magnetic induction (4-line resolution) for real-time speed/direction feedbac
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PID Control: Ensures <2% speed error and exact angle/distance control
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Detachable N20 Metal Motors: Rigorously tested for reliability; replaceable in <5 mins
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💡 Enhanced Interaction
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Dual Light Sensors: Data range 0–1023 for light-seeking/auto-headlight apps
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Programmable RGB Lighting: 2x headlights + 4x ambient LEDs (full RGB spectrum)
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Figure: Maqueen Plus V3 Built-in Line-tracking Algorithms
Figure: Maqueen Plus V3 Built-in Intersection Recognition Algorithms
Key Parameters
| Category | Specification |
|---|---|
| Power Supply | 4×AA batteries (3.5V–6V) or 18650 Li-ion |
| Motor Control | 2×260RPM N20 metal motors; PID-enabled |
| Sensors | 6-line tracking; 2 light sensors; 1 IR receiver |
| Expansion | 14×GPIO + 3×I²C + 3×servo ports |
| Navigation Accuracy | ±11mm (20–200mm); ±5% (200–4000mm) |
| Dimensions | 136mm × 65mm; 226g (with batteries) |
Applications
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🏫 STEM Education: Teaches coding (Python/Blockly), sensor fusion, and autonomous navigation
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🏁 Robotics Competitions: Dominates in line-tracing, maze-solving, and precision tasks.
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🔍 Project-Based Learning: Light-following robots, AI vision integration (e.g., HuskyLens), multi-robot swarms
Figure: Maqueen Plus with Dual Light Intensity Sensors
Advantages
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🚀 All-in-One Design: Integrates laser navigation, motor control, and sensor arrays on a single board.
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⚡ Rapid Deployment: Pre-calibrated algorithms reduce debugging time by 70%
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🔧 Modular Maintenance: Detachable motors + metal brackets support high-intensity use
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🌐 Dual-Platform Support: Compatible with micro:bit and ESP32-based controllers (e.g., FireBeetle)
Documents
Package Includes
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Maqueen Plus V3 Baseboard ×1
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Matrix Laser Sensor ×1
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Line-Tracking Map (50×50cm) ×1
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N20 Motors with Encoders ×2
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Mounting Kit (screws, brackets, pillars)
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Tools (screwdriver)