rk3568 gpio调试

在RK3568平台上进行GPIO调试时，可以使用/sys/class/gpio目录下的文件进行操作。该目录中的文件可以配置GPIO的输入和输出方向，以及读取和设置GPIO的状态。另外，在进行GPIO调试时，需要注意是否有其他功能复用了所使用的GPIO引脚。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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