串行通讯

• The second of the paper analyzed and compare with the several schemes , conformed network scheme , bunch communication scheme , database scheme , and conformed query mode
  论文第二章通过对各种可以实施的方案的优缺点进行分析与比较，从而确定了网络方案，串行通讯方案，数据库方案，查询模式的确定。
• The real - time property of the communication program is studied and the hard real - time communication program is designed by means of frame picking - up in interrupt serve program and code optimizing
  研究了通讯软件的实时性问题，利用就地帧识别和代码优化等技术，设计了具有较强实时性的串行通讯接收程序。
• After this , it discusses the computer control system of the toolkit . the computer control system adopts pc and single - chip computer by serial communication ( com ) , and realizes the motion of the toolkit
  本控制系统采用的是pc机与单片机串行通讯的方式，来实现对自动工具库的可视化控制，这也是本课题的主要研究内容。
• It has switch function for many kinds of input signal , and double screen digital double light column display mode , and can select rs232 , rs 485 serial communication interface and can realize multi - machine communication
  当生产过程中的参数超过设定控制值时,报警仪将发出音响和闪光报警,同时输出报警信号。可带串行通讯接口。
• The protocol converter can change any facilities with the rs232 serial communicating ports to facilities with the function of connecting to net and extend the connecting distance of the host and the facilities
  通过协议转换器不但可以使任何具有rs232串行通讯口的设备成为具备联网功能的网络外设，还可以延伸主机和设备之间的联接距离。
• 4 . based on the analysis of the principle and structure of the intelligent roadway control system , the control of corresponding hardware device is implemented by the use of rs - 485 interface and serial commutation technology
  在分析自动道闸集成的车道控制模块原理和结构的基础上，采用rs - 485接口和串行通讯技术实现了对相关硬件设备的控制。
• According to the requirement of the matching tests , the system is able to make on - line modification using the serial communication technology to find the optimal control parameters compromising the targets of engine performance and emissions
  该系统利用串行通讯技术，根据配机试验的要求在线修改控制参数，以获得满足发动机性能和排放指标的最佳值。
• On basis of software engineering , adopts the modular designing method , and makes full use of the functions what the mcu offers , such as a / d function , interrupt function , pwm function , and software timer function
  在系统硬件的设计上，设计了前向通道的信号调理电路、键盘模块、液晶显示模块、大容量存储器、串行通讯以及打印机等模块的驱动电路。
• Tri - phase ac current display control instrument ; three screens digital display ; outline dimension 80160mm ; rs - 485 standard serial communication ; tri - phase high limit alarm ; switch power supply ; input current 05a ; display 0100a
  三相交流电流显示控制仪：三屏数字显示外形尺寸80160 rs - 485标准串行通讯三相上限报警开关电源供电输入电流05a ，显示0100a 。