Unverified50% confidenceFactExact time
PCA9685是I2C总线PWM扩展芯片，单块可独立控制16路舵机，多块级联可达数百路，仅占用2个I2C引脚
1
Sources
50%
Confidence
Long-term
Relevance
7/14/2026
First Seen
Sources
3D打印+Arduino动画面具DIY：从建模到机电联动全流程解析
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