This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

dlp4421 gpio_63这个io口配置成输入,获取不到io状态



你好,请问下这个gpio_63是不是内部占用了,上层我把他配置成输入,但是老是获取状态失败,其他配置过这个io的地方我全部屏蔽掉了。。。