编译出错:i2s_dev_t I2S0' , declared using anonymous type , is used but ne...-Arduino中文社区 - Powered by Discuz!

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[未解决] 编译出错:i2s_dev_t I2S0', declared using anonymous type, is used but ne...

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发表于 2021-7-27 16:46 | 显示全部楼层 |阅读模式

编译出错:i2s_dev_t I2S0', declared using anonymous type, is used but never defined [-fpermissive]
extern i2s_dev_t I2S0;


发表于 2021-7-28 08:09 | 显示全部楼层
源码发出来
 楼主| 发表于 2021-7-28 10:11 | 显示全部楼层

链接:https://pan.baidu.com/s/17ZGGamoQQKvLWkCQogWriw
提取码:1111

感谢
 楼主| 发表于 2021-7-28 22:49 | 显示全部楼层
已解决

只声明未定义
i2s_dev_t I2S0;
gpio_dev_t GPIO;
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