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@lin 一般来说,这东西取决于/boot/extlinux/extlinux.conf的配置。
@cheesefish 光斑应该来自某种你没弄明白的光源,你可以拍摄一下远处外景对比一下。 亮度整体变化是你的环境光变化导致的。
@lin 可能是内核版本不太一致吧。
@joe The software part of the work seems fine. Next, we need to check if the hardware connections are correct, paying particular attention to the orientation of the FFC cable.