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请问我在模版匹配上配对了,如何可以在openMV cam 的几个I/O pin 其中一个pin 转出讯号,如高低电压来控制其他设备,如控制LED 亮滅?
https://docs.singtown.com/micropython/zh/latest/openmvcam/openmvcam/tutorial/gpio_control.html