串行接口

The control center unit of this control system is based on a general-purpose microcontroller AT89C52, with LSI peripheral hardware including signal sampling unit for angular and wind speed, control output and power driving unit, keypad-display-alarm unit, and serial communication and printer interfacing unit.

采用通用微控制器AT89C52，设计了控制系统的控制中心，采用大规模集成电路开发了转角、风速信号采集单元、控制输出与功率驱动单元、键盘显示报警单元、串行通讯与打印接口单元等硬件系统。

In this paper it also introduces the software architecture of system. The programs adopt C language and use module design methods. The paper discusses several limitation functions, the design of serial commination program and the high precision PID operation.

本调节器的软件，采用C语言进行程序设计，文中论述了该装置的软件组成，详细介绍了设计中所采用的异步定时中断的模块化设计方案，介绍了几种限制功能的实现和串行通讯接口的设计、以及高精度的PID运算等功能。

Company is mainly engaged in automation and control products (string-based industrial data acquisition and control interface cards, serial 8 ~ 24 Road multifunction relay controller, I / V conversion module, etc.), monitoring equipment (Intelligent Comptroller General Instrument, etc.), constant current , constant-voltage products, the surface of school non-destructive testing products (indicator magnetic properties, metal defect diagnosis module, a new generation of intelligent digital display module) and the metal magnetic memory testing product development, sales and after-sale repair Service.

公司主要从事自动化控制产品（串型接口工业数据采集控制卡、串行8路~24路多功能继电器控制器、I/V转换模块等），监控设备，恒流、恒压产品，表面学无损检测产品（磁特性指示仪、金属缺陷诊断模块、新一代智能数字显示模块）以及金属磁记忆检测产品的研发、销售和售后维修服务。

By download cable to download the appropriate procedures, While controller can be used as the core control system in the independent mode, from the light sensor acquisition of position information, after TLC0838 conversion SCM independent, and the final results sent to the data processing system of the robot executing agencies -- servo control system implementation; the other hand, through the MCU serial communication interface with the PC establishment of communication links, controller work in the PC expansion board functional model.

通过下载电缆下载相应的程序，一方面控制器可作为系统的控制核心工作在独立运行模式，即由传感器采集光源的位置信息，经过TLC0838转换后单片机可以独立进行处理，并将最后的处理数据结果送往机器人系统的执行机构——舵机控制系统执行；另一方面，通过单片机的串行通信接口与上位机建立通信联系，使控制器工作在PC机功能扩展板模式。

According to actual condition, a model of wall thickness of rotary kiln is established. The constant coefficients in the model, including thermal conductivity, heat transfer coefficient, Fourier coefficient and contact resistance, are closely calculated. A formula of contact resistance is draw from a great deal of data of surface and inner temperature of rotary kiln. The wall thickness of rotary kiln is simulated by MATLAB. The simulation result is transmitted from MATLAB to DELPHI through a group of interface functions compiled by VC++. The basic graphs-circle and line are analyzed by the means of the technique of Visualization in Scientific Computing and the Bresenham arithmetic, and are realized the visualization of the wall thickness. The contents of communication between master computer and slaver computer are designed and the error control technique, the idea of multi-thread and the embedded assembly language are applied to realize the temperature data transmission and graph transmission, which largely improved the speed of transmission and the reliability and stability of system.

建立了符合现场实际的回转窑壁厚数学模型；结合现场采用红外测温仪测量所得的温度数据和回转窑的实际结构数据，确定出适合该模型的定常系数(包括导热系数、换热系数、傅立叶系数、接触热阻等)，并得出与回转窑工况的相近的接触热阻公式ln=T~(0.5154)-36.7868；利用MATLAB软件仿真出回转窑壁厚，并将运算结果通过在VC++的编译环境下编译出MATLAB和DELPHI的接口函数传输到该监测系统中，实现了温度数据的转换和交换；运用科学计算可视化技术和Bresenham扫描转换算法对基本图形——圆和直线进行分析，从而实现了仿真后的壁厚数据可视化；在研究异步串行通信方式的基础上，设计了该系统上下位机功能和通信内容，并运用差错控制技术、多线程思想以及嵌入式汇编语言实现了温度数据和图形数据在上下位机之间的远程传输，提高了数据传输的速率和系统的可靠性、稳定性。

Moreover, other peripheral in communication with the ICH 38 may include, in various embodiments of the invention, integrated drive electronics or small computer system interfaces hard drive, USB ports, a keyboard, a mouse, parallel port, serial port, poppy disk drive, digital output support e.g., digital video interface (DVI, or the like.

此外，与ICH38通信的其他外围在本发明的各实施例中可以包括集成驱动器电子电路或小型计算机系统接口硬盘、USB端口、键盘、鼠标、并行端口、串行端口、软盘驱动器、数字输出支持例如，数字视频接口

This dissertation first introduces the hardware connection between the RS - 232 connection and the electric cable line in the numerical control workshop network communication, then it analyzes and compares syzygy type network topology and star topology based on serial port expansion card.

本文首先介绍了数控车间组网通讯中RS232C接口与电缆线的硬件连接，然后对点对点式网络拓扑结构和基于串口扩展卡的星型拓扑结构进行分析与比较，从而得出数控车间串行通信连接系统的最佳方案。

Interface communication was adopted between each subsystem of monolithic computer and upper computer. The memory with I2C bus interface and serial LED display technique are also adopted in this system.

各单片机子系统与上位机之间采用485接口通信，系统中采用了I~2C总线接口的存储器与串行LED显示技术。

The control circuit takes the singlechip computer as the nucleus, its peripheric circuits include data acquisition circuit, pulse width adjusting circuit, waveform chosen circuit, electric machinery circuit and interface circuit.

控制电路部分以单片机为核心，其外围电路包括数据采集电路，脉宽调制电路，波形选择电路，电机控制电路，键盘、指示灯和显示接口电路及串行通讯接口电路。

FTU has serial communications port of RS-232. This serial sends the data that FTU has collected and incepts the moducation and command of Distribution Automatization station to FTU.

FTU配有RS-232串行通信接口，此串口负责FTU采集到的数据发送和配网主站对FTU调节、控制命令的接收。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。