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困扰我两天了
接线不稳,接触不良,跟换线。或者可以尝试其他方法测试:https://docs.singtown.com/micropython/zh/latest/openmvcam/library/omv.display.spidisplay.html
我用的不是官方的LCD,也可以使用吗
@5fc4 接线没问题就可以使用,不过考虑到兼容性问题,使用官方的更好