查询词典 digital control

TDA4864 Pinout: 8- to 32-bit and 16- to 32-bit word packing options Programmable wait state options: 2 to 31 CCLK Digital audio interface includes six serial ports, two pre- cision clock generators, an input data port, three programmable timers and a signal routing unit Serial ports provide: Six dual data line serial ports that operate at up to 50 Mbits/s for a 200 MHz core on each data line each has a clock, frame sync, and two data lines that can be configured as either a receiver or transmitter pair Left-justified sample pair and I2S support, programmable direction for up to 24 simultaneous receive or transmit channels using two I2S compatible stereo devices per serial port TDM support for telecommunications interfaces including 128 TDM channel support for telephony interfaces such as H.100/H.110 Up to 12 TDM stream support, each with 128 channels per frame Companding selection on a per channel basis in TDM mode Input data port provides an additional input path to the DSP core configurable as either eight channels of I2S or serial data or as seven channels plus a single 20-bit wide syn- chronous parallel data acquisition port Supports receive audio channel data in I2S, left-justified sample pair, or right-justified mode Signal routing unit provides configurable and flexible connections between all DAI components, six serial ports, an input data port, two precision clock generators, three timers, 10 interrupts, six flag inputs, six flag outputs, and 20 SRU I/O pins Serial peripheral interface Master or slave serial boot through SPI Full-duplex operation Master-slave mode multimaster support Open drain outputs Programmable baud rates, clock polarities, and phases 3 Muxed Flag/IRQ lines 1 Muxed Flag/Timer expired line ROM based security features: JTAG access to memory permitted with a 64-bit key Protected memory regions that can be assigned to limit access under program control to sensitive code PLL has a wide variety of software and hardware multi- plier/divider ratios JTAG background telemetry for enhanced emulation features IEEE 1149.1 JTAG standard test access port and on-chip emulation Dual voltage: 3.3 V I/O, 1.2 V core Available in 136-ball BGA and 144-lead LQFP packages Lead free packages are also available

TDA4864引脚说明： 8 - 32位和16 - 32位字包装选择可编程等待状态的选择：2至31个CCLK数字音频接口包括6个串行端口，两个前643时钟发生器，输入数据端口， 3可编程定时器和一个信号路由单元串行端口提供：六双串口数据线，在高达50 Mbps的操作/为200兆赫的每个数据行每个人都有一个时钟，帧同步的核心秒，和两个数据可以作为任何一个接收器或发射器对左对齐和I2S样本对支持，最多可同时接收或传送24个频道，每使用两个系列的I2S兼容立体声设备配置可编程方向线；港口的TDM通信接口，包括支持128个电话接口的TDM的渠道，如H.100/H.110支持多达12个的TDM流的支持下，每帧128个频道每个压缩扩展每通道的基础上选择在TDM模式输入数据端口提供了一个额外的输入路径的DSP核心配置为I2S或串行数据或7加一个20位宽的SYN -异步的并行数据采集接口通道或8通道；支持接收通道I2S音频数据，左对齐样本对，或右对齐模式信号路由单元组件之间提供所有戴配置和灵活的连接，6个串行端口，一个输入数据端口，两个精密时钟发生器，3个定时器，10个中断，六旗投入，产出6个旗，20曼谷南南区域股的I / O管脚串行外设接口的硕士或奴隶通过SPI串行启动全双工运作主从模式多主机支持开漏输出可编程波特率，时钟极性和第三期合并调制旗/ IRQ线路1合并调制旗/定时器过期线光盘的防伪特征：JTAG的访问与64位受保护的关键允许内存内存可分配给程序访问控制的限制下对敏感地区有一个代码锁相环/分比率背景遥测的JTAG仿真功能增强的IEEE 1149.1 JTAG标准测试访问端口软件和硬件多钳各种各样和片上仿真双电压：3.3六/输出，可在1.2 V核心136球BGA封装和144引脚LQFP封装无铅封装，也可

Based on 89C51 single-chip computer, the linear displacement of the wire rope was turned into pulses by the photoelectric sensor mounted in front of the drum, then the pulses were processed by computer and displayed in digital form. A discriminator was used for effective control of the measurement in consideration of the complexity of running tubings.

以89C51单片机为核心，通过安装于滚筒前的光电式传感器将钢丝绳移动的长度转换为长度脉冲信号输送到单片机处理后显示输出，鉴于油管下放过程的复杂性，利用有效计量鉴别器作有效计量控制。

Digital trigging control for cycleconverter was developed. It was verified with experiments.

在余弦交点法的基础上，较好地实现了交—交变频器的数字触发控制技术，为进一步研究打下了基础。

The application of Germany pass technology , PLC automatic control system and British Euro herm digital speed regulating unit guarantee that the production line works reliably and operates and main tams easily .

自动控制系统，英国欧陆全数字调速单元的应用保证了该线技术先进，运行可靠，操作维修方便。

The system integrate the high performance digital signal processor, TMS320C6X of Tl, the FPGA and the embedded processor, StrongARM of INTEL, which has high performance in network and real-time control. It provides a new solution to realizing some complex arithmetic in the field of real-time embedded system.

该系统将高速的DSP与在通讯、网络和实时控制方面具有独特优势的StrongARM处理器，以及接口逻辑丰富、并行运算能力强大的FPGA结合起来，为嵌入式实时环境下一些复杂算法的实现问题开辟了新的途径。

By means of the digital signal processor TMS320F240X developed for motor control, it can realize uncoupling of stators current and the algorithm of SVPWM.

以电机控制专用芯片TMS320F2407为核心构成控制电路，进行电流的解耦控制，产生了SVPWM波形，实现了交流异步电机速度闭环控制。

I plant an electronic machinery of the key enterprises, professional production, processing various models of oven, electric furnace and electrical complete sets of equipment of all kinds of specialized enterprises, with product development, design, manufacturing, sales and technical services business supporting the funding can be neatly, Specification complete, special requirements, special requirements for the use of advanced digital intelligent instrument temperature control, product technical indicators are in similar industries in the lead, and adapt to meet the various requirements of users.

我厂属电子机械部重点企业，专业生产、加工各种型号烘箱、电炉及各种电器成套设备的专业化企业，具有产品开发、设计、生产制造、经营销售和技术服务配套整齐的资能，品种规格齐全，特殊规格、特殊要求采用先进的数显智能仪表控温，产品技术指标在同类行业中均属领先，可满足和适应用户多方面要求。

With the touch of a finger on the Life/point touch Panel, a homeowner can control the home's lights, thermostats and security systems, as well as listen to digital music thorough the house, view photos, videos, and DVDs and record television programme.

与用户只需轻触一个手指放在生活/点触摸屏，屋主可以控制家的灯，恒温器和安全系统，以及听数字音乐彻底的内务，检视照片，影片，及DVD和录制电视方案。

This paper introduced a position control system method that used the digital and electronical technique to improve the old type panel saw.

介绍了一种利用数字电子技术改造老式裁板锯机位置控制系统的方法。

It has good robustness and adapts to different required capacitive reactances. Digital simulation shows that the proposed method has good performance in transient stability control of practical systems.

本文以伊敏-大庆可控串联补偿输电工程为例，采用西门子公司提供的NETOMAC软件，在数字仿真中较好地实现了TCSC的阻抗控制。

This brought fixed cost, but it also is meant at the same time use a source to won't make you singlehanded assume a problem.

这带来了一定的成本，但它同时也意味着使用开源不会让你独力承担问题。

He gained a small fortune in real estate.

他在房地产上发了一笔小财。