串行时钟信号；
串行接口在内部时钟(主)模式下工作，AD 7721提供所需的串行时钟。
The serial interface operates in internal clocking (master) mode, the AD7721 providing the serial clock.
此2线接口是一个广泛使用的主机、使用串行时钟（SCL）和串行数据线（SDA）的多从机协议。
The 2-wire interface is a widely used Master, multi-slave protocol using a serial clock (SCL) and a serial data line (SDA).
转换过程和数据采集过程通过CS和串行时钟进行控制，从而为器件与微处理器或DSP接口创造了条件。
The conversion process and data acquisition are controlled using CS and the serial clock, allowing the devices to interface with microprocessors or DSPs.
转换过程和数据采集过程通过CS和串行时钟信号进行控制，从而为器件与微处理器或DSP轻松接口创造了条件。
The conversion process and data acquisition are controlled using CS and the serial clock signal, allowing the device to easily interface with microprocessors or DSPs.
本文介绍了串行时钟芯片DS1302的功能和工作原理，并给出ds1302在灌溉控制器中与AT 89 C51单片机的接口电路设计。
This paper introduces the functions and work principles of serial clock chip DS1302, the design of interface circuit with AT89C51 single -chip microcomputer in the spray irrigation controller.
本文介绍了串行时钟芯片DS1302的功能和工作原理，并给出ds1302在灌溉控制器中与AT 89 C51单片机的接口电路设计。
This paper introduces the functions and work principles of serial clock chip DS1302, the design of interface circuit with AT89C51 single -chip microcomputer in the spray irrigation controller.
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