This paper introduces an extended serial communication technique using 89C2051. It can provide I/O FIFO of high capacity. Data are pretreated before transmission.
介绍了一种用单片机（89C2051）实现的异步串口扩展技术，这种方法成本低，可以提供大容量的输入输出FIFO，而且对传输的数据有预处理能力。
Technique of serial communication realized by VB is introduced and a method for transmitting invisible characters is proposed.
介绍了在VB环境中实现串行通信的技术，提出了一种解决不可见字符传输的方法。
Taking the technique of RFID and RS485 protocol, through serial communication between PLC CP341 model and RFID appliance, oven-number identifying precisely on coke oven is accomplished.
利用射频识别技术，采用RS485协议，通过PLCCP341模块与射频识别装置之间的串行通信，实现了对焦炉炉号的准确识别。
The multimedia timer and multithread technique were used to solve the high speed data transmission in serial port system and data communication in multi-serial port system.
采用多媒体定时器以及多线程技术，实现高速下数据在串口系统中的传输以及多串口数据通讯问题。
The emulated debugging system of PLC developed by means of serial communication between computer and PLC is presented and such communication technique is discussed.
介绍了利用计算机与PLC进行串行口异步通信方法开发的PLC仿真调试系统，并对计算机与PLC通信的实现进行了论述。
The data transmission in confocal scanning imaging system can be realized through the serial port communication technique.
共焦扫描成像系统的数据传输可以采用串口通信技术实现。
The data transmission in confocal scanning imaging system can be realized through the serial port communication technique.
共焦扫描成像系统的数据传输可以采用串口通信技术实现。
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