现在需要从arm端将数据通过RS485送出,请问哪里有实例参考一下,另外如果接受呢?貌似mcfw只提供了setRS485 Value的方法
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现在需要从arm端将数据通过RS485送出,请问哪里有实例参考一下,另外如果接受呢?貌似mcfw只提供了setRS485 Value的方法