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Noise detection
收藏0Introduction: Use a sound intensity sensor to obtain...
Countdown
收藏0Introduction: Use switch sensors and four-way digita...
Color recognition device
收藏1Introduction: Use color sensors, four-way digital tu...
Environmental data collection
收藏0Beginner – Advanced – Advanced – E...
Automatic barrier gate
收藏0Getting started: use the infrared sensor to detect w...