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GPIO操作
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xlh145
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2024-05-13 9:36
2024-06-26 3:49
打算使用GPIO1_A1这个引脚作为GPIO功能,echo 33 > export 发现报如下错误:
write error: Device or resource busy
可能kernel占用了这个pin了。如何修改SDK释放这个pin?
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Luckfox Taylor
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2023-12-09 3:09
2024-06-26 7:18
已经不是第一次发帖了,哪款开发板烧录的什么系统都要描述清楚。另外,外设与接口相关控制要使用buildroot系统,我们的教程都是基于buildroot上写的。
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