- arithmetic and control unit
- computing control
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运算控制的英文
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- Arithmetic control unit
运算控制部件 - The opening up environment of this system is very ripe . the cpu is the at89c52 , it is very cheap . the fijnction includes the sampling of the data , operation and control , key operation , display ctc
该系统开发环境比较成熟，采用价格比较便宜的at89c52单片机做为调节器主体，完成的功能主要有数据采集、运算控制、键盘操作、显示等功能。 - Based on studying and exploring the disadvantage of multi - plan fixed time control and vehicle actuated control modes , a more efficient traffic control mode - multi parameters logical algorithm mode has been put forward together with building up the optimized model and arithmetic for isolated intersections
通过对传统的多时段定周期控制方式和感应控制方式的剖析，指出了它们在现实交通信号控制中存在的不足，并在此基础上提出了一种效率更高的平面交叉口独立信号控制方式?多参数逻辑运算控制模式。 - The task of realtime display on lcd and the complicated control arithmetic are implemented in this smps system , and a microcontroller with high resolution , high speed , high integration , large memory is necessary . in this paper , the design theory of s / h ware module which forms the smps control module and the design scheme is discussed in detail . in this system , the digital compute - control module is implemented with samsung ’ s high resolution , high integration , arm core microcontroller s3c44b0 and ad converter with 16bit resolution produced by ad company , ad7705 . the ad7705 implements the data acquisition of the voltage and current feedback signal , and transfer the data to microcontroller through spi bus , which is implemented with s3c44b0 ’ s gpio , for computation and display
本开关电源系统不仅完成lcd的实时显示,还要完成复杂控制算法,需要高速度、高精度、高集成度、大存储空间的微控制器的支持。本文详细的论述了构成电源控制模块的各个软硬件模块的设计原理和设计方案。本系统提出了以samsung公司的高速度、高集成度的基于arm架构的微控制器s3c44b0与ad公司具有16位分辨率的模数转换器ad7705芯片构成数字采集运算控制模块。 - Taking account of those problems , the author imported uml into the description of work flow and expanded it according to its features , and also put forward the idea of work flow modeling of super activity graph based on the uml activity graph . this idea not only had the features and advantages of the uml activity graph , but also improved the descriptive ability of complicated control condition to make it more suitable for work flow modeling , allowing for the influence of outside accidents , temporal sequence and operation control on the work flow operation path
针对以上问题，作者将uml引入工作流模型描述，并针对工作流的特点对其进行扩展，提出了基于uml活动图的活动超图的工作流建模思想，这种思想不仅具有uml活动图的特征和优点，还着重考虑了外部事件、时序以及运算控制对工作流运行路径的影响，提高了复杂控制条件的描述能力，使其更适合工作流建模。