The chip contains internal PLL circuitry, so all timing control signals, including the system clock, are synchronized with the horizontal flyback signal.
该芯片包含内部PLL电路，因此所有的时序控制信号，包括系统时钟，与水平回扫信号同步。
The card used external triggering signals and impulses or internal triggering signals to initialize card behaviors. Two pieces of 142bitA /D converter chipsADS5547 enabled a crossing sampling rate of 420MSPS to a single analog input signal or a non2crossing sampling rate of 210MSPS to two signals from the two channels. The digitalized data, afterDSP, were cached on the card memory to be analyzed further through digital storage oscilloscope designed in software, otherwise stored into the high2speed hard disk through HSHD interfaces.
该数据采集卡采用外部或者内部2种触发方式，利用2片14位模数转换芯片ADS5547，对一路模拟信号进行双通道交叉采集可获得420MSPS的采集速率或以210MSPS速率对2路不同的信号交叉采集；采集到的数字信号经过数字信号处理，缓存于数据采集卡并通过数字存储示波方式实时查看，或者选择硬盘存储方式进行数据的大容量存储。
The internal Feedforward Ramp or a signal proportional to the inductor current is fed into this input and compared to the signal in the VEA pin.
内部前馈匝道或信号正比于电感电流的输入和反馈到本相比，在乡村扩展引脚信号。
Main Products: SYV video line, RVVP shield, RVV jacket line, AVVR jacket line, AVVR multi-core signal lines, RVSP shielded twisted-pair lines, coaxial cable, super-five line, microphone line, fire-retardant twisted pair various series monitor cable, security cable, weak system of cables, many security alarm system control cable, closed circuit television monitoring systems, multi-core shielded cable, audio cable, power cord, electronic wire, computer line, network line, Intelligent Systems portfolio line, lift the internal coding control lines, telephone lines and so on.
主要产品：SYV视频线、RVVP屏蔽线、RVV护套线、AVVR护套线、AVVR多芯信号线、RVSP双绞屏蔽线、同轴电缆、超五类线、话筒线、阻燃双绞线、各种系列监控线缆、安防线缆、弱电系统电缆、安防报警系统多控制电缆、闭路电视监控系统、多芯屏蔽线、音频线、电源线、电子线、电脑线、网络对线、智能系统组合线、电梯内部编码控制线、电话线等等。
Due to complex internal structure of a transformer, the propagation characteristics of the partial discharge ultra-high frequency signal are very complicated.
受变压器内部复杂结构的影响，局部放电超高频信号在变压器内部的传播特性非常复杂。
According to the analysis of reasons of transformer mal-operation in Pingdingshan Electric Power Bureac for years, and according to the present situation of transformer protection studies and applications at home and abroad. This paper points out the shortcomings of discrimination between internal faults and magnetizing inrush, the problems existing in differentiating the slight faults of turn-to-turn in transformer are also advanced. On the base of the electromagnetic characteristics of transformer, the relations between fluxional differential current and voltage of source side analyzed, all the operating states of transformer simulated by EMTP/ATP, the criterion of magnetizing inrush in transformer is got. Through the wavelet analysis of current waveform, using the intense reaction of wavelet transform to the little change of signal, the internal faults of transformer are distinguished by testing local extremum.
本文根据平顶山市电业局历年来变压器保护误动的原因分析，并根据国内外变压器保护使用和研究的现状，指出了现有变压器保护在区分变压器励磁涌流和内部故障方面以及在判断变压器匝间轻微故障方面存在的问题和不足；从变压器电磁特性出发，分析了电源侧电压和电流微分之间的关系，利用电磁暂态仿真程序对变压器各种运行状态进行了仿真，并以此建立了判断变压器是否含有励磁涌流的判据；通过对电流波形的小波分析，利用小波变换对信号微小变化极强的反映能力，通过检测电流的局部极值点来区分变压器运行状态，并作为上述判据的补充。
XST enhancement for better language support and preservation of internal signal names.
XST增强了语言支持，并能保存内部信号名称。
W3 u1'z5 d8 M'- XST enhancement for better language support and preservation of internal signal names.
XST增强了语言支持，并能保存内部信号名称。
The internal transparent clamp circuit can restore composite video signal to fixed DC level.
内部透明钳位电路才能恢复复合视频信号，以固定直流水平。
The Siemens CPU224 of S7-200 series is used as the controller of the food transport, which is supported by EM235 (4 Analog input/1 analog output of the simulation module) extension module, mainly to complete the weighing of grain from warehouses and through its control of the belt to complete the operation of the grain and out of warehouses and through the RS-485 bus to achieve the PLC main controller and the host computer of data communications, the PC mainly transmit the control orders signal to the PLC, then PLC is operated by the internal procedures of certain operating functions.
在粮食运输中采用西门子公司S7-200系列的CPU224做控制器，并配以EM235（4路模拟量输入/1路模拟量输出的模拟量模块）扩展模块，主要是完成粮食进出仓的称重和通过其对皮带机的控制完成粮食进出仓的操作，并且通过RS-485总线的方式实现PLC主控制器与上位机的数据通信，上位机主要是把控制命令信号传到PLC中，再由PLC内部的固定程序完成某些操作功能。
The SiemensCPU224 of S7-200 series is used as the controller of the foodtransport, which is supported by EM235 (4 Analog input/1 analogoutput of the simulation module) extension module, mainly tocomplete the weighing of grain from warehouses and through itscontrol of the belt to complete the operation of the grain and outof warehouses and through the RS-485 bus to achieve the PLC maincontroller and the host computer of data communications, the PCmainly transmit the control orders signal to the PLC, then PLC isoperated by the internal procedures of certain operating functions.
在粮食运输中采用西门子公司S7-200系列的CPU224做控制器，并配以EM235（4路模拟量输入/1路模拟量输出的模拟量模块）扩展模块，主要是完成粮食进出仓的称重和通过其对皮带机的控制完成粮食进出仓的操作，并且通过RS-485总线的方式实现PLC主控制器与上位机的数据通信，上位机主要是把控制命令信号传到PLC中，再由PLC内部的固定程序完成某些操作功能。
Bistable stochastic resonance and a two-sensor array were utilized to detect microdosage SF_6 gas in low concentration. A multi-stable dynamic system was used to study the stochastic multi-resonance phenomenon of internal periodical signal within the sensor system.
基于随机共振和定向多壁纳米碳管电离型传感器阵列的SF_6气体检测系统具有一定灵敏度、稳定性好、响应速度快、可重复检测、体积小、成本低、常温常压下即可进行检测等优点，具有较好的实际应用价值。
In this paper we design a relief valve flow - displacement sensors compared with the proportion of relief valve on the principle of similarities the ratio relief valve is the ratio of input signal control signals and the sense of relief valve on the ratio of signal to Sensor output signal a new relief valve flow control variable pump feedback signal to change output variable flow pump to follow the flow of energy-saving control purposes and will be available displacement sensor control signal converter thereby control the motor speed or adjust the internal combustion engine Injector valve opening so as to achieve good energy-saving effect.
设计了一种溢流阀流量－位移传感器，与比例溢流阀相比有原理上的相似处，比例溢流阀的比例信号是输入控制电信号，而感载溢流阀的比例信号为输出感应信号，采用新型溢流阀流量反馈信号控制变量泵，使变量泵改变输出流量，达到流量跟随控制节能的目的，并且将位移传感器所获信号控制变频器进而控制电机转速，或者调节内燃机的喷油阀门的开度，以达到很好节能效果。
To collect the useful data from the serial PCM data, the internal trigger and external trigger sample strategy is presented for the specialty of the transient signal measurement.
针对瞬态信号测试的特点，分别提出了从PCM数据码流中采集有用信号的外触发和内触发采集策略。
Main steam pressure; radiation signal; cascade control system; internal model control; step response
主汽压力；辐射能信号；串级控制系统；内模控制；阶跃响应
When the READ signal is asserted, the memory subsystem places the instruction code to be fetched onto the computer system's data bus, The microprocessor then inputs this data from the bus and stores it in one of its internal registers.
读信号发出后，存储器子系统就把要取的指令码放到计算机的数据总线上，微处理器就从数据总线上输入该数据并且将它存储在其内部的某个寄存器中。
3 Instruction Cycle When the READ signal is asserted, the memory subsystem places the instruction code to be fetched onto the computer system's data bus, The microprocessor then inputs this data from the bus and stores it in one of its internal registers.
读信号发出后，读信号发出后，存储器子系统就把要取的指令码放到计算机的数据总线上，微处理器就从数据总线上输入该数据并且将它存储在其内部的某个寄存器中。
54 Chapter 1 The History and Future of Computers 2.1.2 Instruction Cycle When the READ signal is asserted, the memory subsystem places the instruction code to be fetched onto the computer system's data bus, The microprocessor then inputs this data from the bus and stores it in one of its internal registers.
读信号发出后，存储器子系统就把要取的指令码放到计算机的数据总线上，微处理器就从数据总线上输入该数据并且将它存储在其内部的某个寄存器中。
14 Chapter 2 Organization of Computers 2.1.2 Instruction Cycle When the READ signal is asserted, the memory subsystem places the instruction code to be fetched onto the computer system's data bus, The microprocessor then inputs this data from the bus and stores it in one of its internal registers.
读信号发出后，读信号发出后，存储器子系统就把要取的指令码放到计算机的数据总线上，微处理器就从数据总线上输入该数据并且将它存数据总线上，储在其内部的某个寄存器中。至此，微处理器已经取得了指令。
Finally, the feasibility and applicability of the designed system was verified by practical particleboard hot-pressing experiment. The development of the Automatic measurement system for monitoring the internal-mat environment was based on LabVIEW program which is a powerful virtual instrument design workbench. Developed system in this paper can provide a friendly interface, an animated process-monitoring window including a real-time data acquisition of 2 pressure signal channels and 4 temperature signal channels, as well as the asynchronous serial communication between measuring computer and the data acquisition. Practical application testing and data analysis showed that this measuring system was useful and easy to operate by providing accurate and reliable data.
本文详尽介绍了人造板热压过程中板坯内部环境检测系统各组成部分的工作原理以及它们在系统中的作用，着重阐述了系统硬件设计和检测软件的开发，并通过刨花板的热压试验，验证了系统设计可行性和先进应用虚拟仪器系统开发平台-LabVIEW 编制了热压板坯内部环境自动检测系统的应用软件，该软件具有友好的人机交互界面、简单直观的：工艺流程监控、安全可靠的故障处理措施等优点。