If the system would interview the interface control circuit, it only linked the MPU data interface with the system data interface.
当系统需要访问该接口控制电路时，只需将MPU的数据口与系统数据线相连即可。
If the system would interview the interface control circuit, it only linked the MPU data interface with the system data interface.
当系统需要访问该接口控制电路时，只需将MPU的数据口与系统数据线相连即可。
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