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C6678/6670 如何修改PICE的Device ID、CLASSCODE等信息，6670的CLASSCODE默认为0，现在想按照通用标准去改写，手册中描述是只读寄存器，可以修改吗？
通过internal bus 可以修改，不太明白您为什么要去修改这两个值
因为6670的CLASSCODE默认值是0，Linux驱动扫设备的时候是要根据这些信息进行区分、映射空间。谢谢您的回复！
