Meanwhile , led cluster lamp applies inner programming control cmos chips to change the colors such as double colors , rgb gradual change , skip change and synchronization change each other Led射灯内置可编程控制芯片可实现双色七彩渐变跳变或同步变色。
Firstly , when the expansion card of the computer is designed , flex10k embedded programmable logic device is used to realize the function of the system 各部分的设计如下:计算机扩展卡的硬件设计中,选用flex10k系列的可编程逻辑器件作为扩展卡的主控制芯片。
By virtue of the small - signal model the control stage is optimized and the integrated circuit uc3875 is used to complete the control stage 根据全桥移相zvsdc dc变换器电路的小信号模型，对其控制电路作出了优化设计，并采用移相控制芯片uc3875设计了相应的控制电路。
The theory of phase - shifted full - bridge zvs pwm dc / dc converter circuit is studied and the phase - shifted controller uc3875 is used for phase - shifted control circuit 文中研究了移相全桥零电压pwmdc dc变换器的工作原理，使用移相控制芯片uc3875设计了移相控制电路。
Firstly , the necessity of designing ac motor ip core is discussed by analyzing the situation and the application of ac motor chip home and abroad 首先，论文分析了国内外电机控制芯片的发展情况和交流电机控制芯片的广泛应用，论证了设计三相交流电机控制ip核的必要性。
In addition , with the function of all kinds of gpib control chip become more and more useful and the data convey more quickly , the use of gpib become wider than any time 另外，应用于gpib总线的各类控制芯片的功能越来越强大，传输速率也越来越快，扩展了gpib的应用领域。
In the realizing aspect , tms320 lf2407a is used as core control chip and the fault diagnosis system for controlled rectifier circuit based on dsp is developed 在故障诊断系统的实现上，本文以ti公司的tms320lf2407a为核心控制芯片，研制了基于dsp的可控整流电路故障诊断系统。
Then , a peak current control pfm dc - dc boost converter was presented , which integrated with under voltage , over voltage , current limit and soft start protecting blocks 然后,根据当前功率集成电路的现状和发展趋势,论文设计了一种基于升压型pfm调制方式的dc - dc电源转换控制芯片。
A fpga is used as the controller , performing the necessary processing such as eliminating the head of the encoded data frame , storing the speech data into fifo and transmitting it 控制芯片采用fpga ，完成复位、分频及对已编码帧数据进行去帧头、在fifo中暂存等处理并以低速率发送。
Based on cmos technology and using composer and spectre tools of cadence eda , a type of single - chip controller is designed for the fly - back switching power supply of ac / dc 本论文基于高压cmos工艺,用cadenceeda中的composer包及spectre仿真工具,设计了一种反激式ac / dc开关电源控制芯片。
