复杂可编程逻辑器件 meaning in English
complex programmable logic device (cpld)
complex programmable logic devices
complex programmable logic device，cpld
cpld
Examples
- In this paper , based on the study of vga graphic displaying theory and the theory of synchronizing display between led large - screen display system and crt image , a method , bit plane addressing method which has good effect - . high ratio of performance to price and can be implemented easily in circuits is discussed . and the principle and the implementation of the multi - gray led display system with programmable logic devices cpld and fpga are analyzed in detail
本文在分析vga图象显示原理和led大屏幕与crt视频图像同步显示原理的基础上，论述了一种显示效果较好、性能价格比高、电路上易于实现的方法? ?位平面寻址法实现多灰度图象，并详细分析了应用复杂可编程逻辑器件cpld和在线可编程逻辑器件fpga实现多灰度彩色led大屏幕图像显示的原理及电路实现。 - The principle and structure of the decoding system are described and analyzed , the system uses a digital signal processor tms320vc5409 as a key device with a complex programmable logic device epm7128 , and use a usb chip according with usb1 . 1 protocol to communicate with the pc , it can decode the mp3 bitstreams realtime and output the digital audio by a speaker
重点介绍了mp3播放系统的原理与结构，该系统以一片通用定点数字信号处理器tms320vc5409为核心完成数据解码和控制功能，结合一片复杂可编程逻辑器件epm7128进行外围控制，并通过符合usb1 . 1标准的usb连接芯片与主机进行通讯，使其能够满足实时的mp3数据流存储，解码及数字音频的输出。 - The author designed a pci card , which introduced the broadband intermediate - frequency band - pass sampling software radio structure based on pci bus . a special pci controlling chip ? y7c09449pv produced by cypress corporation was used here for pci interface design . in order to control all the required logical parts on the pci card , the author used one cpld to design a global logic controller by verilog hdl
作者设计了一块pci插卡，采用了基于pci总线的宽带中频带通采样软件无线电结构，选用cypress公司的cy7c09449pv专用pci控制芯片实现pci接口设计，使用复杂可编程逻辑器件借助veriloghdl硬件描述语言完成插卡上的全局控制器的设计。 - The control system includes two modules , one named the input module which acquires data digitally , and the other , named the output module , controls the emission of the laser , the gating function of the single photon counting module ( spcm ) and the synchronization of the input and output modules . each of them uses a complex programmable logic device ( cpld ) as the core component , and is devided into three parts : the hardware circuit , the programming logic circuit and the software
该控制系统主要包括控制单光子发射、单光子探测器、数据采集接收系统的输出系统和数据采集系统两个模块，它们都采用复杂可编程逻辑器件cpld作为核心功能芯片，由硬件电路设计、芯片编程和高级软件编程三部分组成。 - To realize nolinear excitation controller , it must be improved that the disposal speed of nolinear excitation control " s signal . with analyzing and comparing all kinds of microcomputer excitation controller , a new microcomputer excitation control scheme is offered that is based on dsp controller while the cpld chip is utilized for realizing the function of pulse trigger . it is described in detail that the method of realizing controllable silicon digital logic by verilog hardware describe language and the designed digital pulse trigger " s veracity was validated by digital simulation
论文进一步针对非线性励磁控制要求信号处理速度高、信息量大的特点，在对目前微机励磁控制器分析基础上，提出采用dsp控制器芯片作为核心处理器的微机励磁控制器的解决方案，运用复杂可编程逻辑器件cpld芯片实现可控硅同步脉冲触发单元，并简要说明了verilog硬件描述语言和数字脉冲形成逻辑的方法，通过电路数字仿真对所设计的数字触发单元进行了验证。