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介绍一种用于卫勤数据传输的微型通信接口。采用了CMOS单片FSK调制解调芯片，系统功耗低，携带方便，便于与有线或无线通信设备接口。
A miniature communication interface for medical service data transmission is introduced. Using a single chip CMOS FSK modulation and demodulation chip, the system low power consumption, easy to carry, easy to interface with wired or wireless communication devices.