This research works out a design of signal adaptor circuit of serial communication port between PLC and PC, including input interface circuit and output interface circuit.
设计了PLC与PC机串行通讯口之间信号适配器硬件电路，包括输入接口电路、输出接口电路。
The function of the single-direction shift register which is serial input and parallel output is mainly studied.
研究了串行输入，并行输出单向移位寄存器的功能。
The shift register's function is completion of parallel data input into serial data output. The design of shift register is an important part in the realization of CRC code.
在串行CRC编码实现中，移位寄存器主要完成将并行输人数据转换成串行输出数据的功能，是整个设计的重要组成部分。
This paper presented the design thoughts and character of digital control current regulators, using 8bit digital signal of DAC serial input data and about 2a supreme output current.
简述了以串行方式输入8位数字信号、最大可控电流为2A的数控恒流器件的设计思想和性能。
The controller main-board is designed with TMS320F2812 as its CPU, and also sets the serial interface and input and output of the switching value on it .
利用TMS320F2812作为CPU设计了控制器主板，同时引出了串口和开关量输入输出模块。
Transformation between 5v logical and RS-232 Many micro-controllers have asynchronous serial ports, but their input and output rather to use 5v logic than to RS-232 voltage.
在5V逻辑和RS- 232之间转换很多微控制器有异步串口，但是它们的输出和输入使用5 V逻辑而不是使用RS - 232电压。
Transformation between 5v logical and RS-232 Many micro-controllers have asynchronous serial ports, but their input and output rather to use 5v logic than to RS-232 voltage.
在5V逻辑和RS- 232之间转换很多微控制器有异步串口，但是它们的输出和输入使用5 V逻辑而不是使用RS - 232电压。
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