然而，它们在客户机对服务器通信方面都存在严重的缺陷，特别是当客户机遍布因特网时。
However, both they have severe weaknesses for client-to-server communications, especially when the client machines are scattered across the Internet.
它也被称为机对机通信，是指提供其周围环境和活动相关信息的普通非手机对象之间在互联网上进行的通信。
It is also called Machine to Machine communication and refers to communication through the Internet between non-phone, ordinary objects providing information about their surroundings and activities.
该方法利用单片机控制蓝牙模块，采用基于HCI层的单片机对蓝牙模块控制的方法及PC机端通过RS232接口连接蓝牙模块互相配合，实现PC机与能动磨盘之间的通信。
The method carries out the wireless communication between the PC and active lap, by the conjugation of bluetooth module controlled by MCU via HCI and bluetooth module connected with PC via RS232.
该系统应用了MCS - 51系列的单片机，研制出通讯控制器和加油控制机，主机通过串行通信协议来对加油进行控制和监测。
The system makes use of MCS-51 single chip to design communication controller and oiling controller. Host computer inspects and controls oiling process through serial communication protocol.
最后给出了跳频通信发信机、接收机以及干扰机成员的仿真模型，分析了频率偏移对多频连续波干扰性能的影响。
Finally, simulation models of FH transmitter, receiver and jammer are presented. The influence of frequency excursion on performance of multi-tone continuous wave jamming is analyzed.
交通信号控制机(简称信号机)，对减轻交警工作强度和维护交通安全畅通起着举足轻重的作用。
The traffic signal controller is important for reducing the work intensity of traffic policemen and for increasing the traffic security of roadway.
通过对PC机与单片机多机串行通信协议中常见问题进行分析，提出了一种通信协议的制定策略。
It is analyzed that the usual problem in multi computer serial communication protocol between PC and single chip microcomputer, put forward that a kind of communication protocol strategy.
系统选用USB(通用串行接口)作为和上位机通信的接口，实现处理数据的上传以及上位机对DSP的控制。
We choose USB (Universal Serial Bus) as the communication interface of DSP and the computer which can fulfill up data transfer and the control to DSP.
介绍了一种利用PC机和单片机的串行口通信功能实现对LED大屏幕进行控制的系统。
The paper introduced a kind of system based on the function of serial communication between the micro controller and PC. It can control a kind of big screen that made of LED.
在此基础上，对蓝牙网络的应用前景进行研究，具体探讨它在公众热点接入服务、移动商务、机对机通信以及军事等方面的应用。
Based on these analyze the application prospect of it including, hot spots access, mobile commerce, M2M, military application and so on.
并以一种能实现语音通信的大气激光通信系统为例，结合实验研究对发射端机和接收端机两大部分进行了阐述。
A new type of atmospheric laser communication system which could transmit sound signals was used as an example. We focus on the experimental research on the details of emitting and receiving devices.
通过对MCS - 5 1系列单片机串行口的研究，简要阐述了单片机通信方式及串行接口的原理。
By studying the serial port of the MCS-51, this article briefly expatiated the single chip microcomputer communication mode and the theory of the serial interface.
介绍一种以pic 16f877单片机为核心的智能型位置遥控系统，它能快速可靠地实现对船舶位置的串级控制，主从机串行通信部分采用了RS 42 2标准。
A kind of intelligent position telecontrol systems of the ship based on PIC16F877 is introduced in this paper. RS-422 is adopted in the serial communication.
通过RS-232C实现PC机和单片机的串口通信，进而实现了控制器对超声仪的控制功能。
PC and MCU communicates through serial port RS-232C, and more the control to ultrasound instrument is accomplished.
通过RS-232C实现PC机和单片机的串口通信，进而实现了控制器对超声仪的控制功能。
PC and MCU communicates through serial port RS-232C, and more the control to ultrasound instrument is accomplished.
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