查询词典 interrupt-driven

Four 8-bit I/O Ports C Three 16-bit Timer/Counters C 256 Bytes Scratch Pad RAM C 8 Interrupt Sources with 4 Priority Levels C Dual Data Pointer Variable Length MOVX for Slow RAM/Peripherals High-speed Architecture C 10 to 40 MHz in Standard Mode 16K/32K Bytes On-Chip ROM Program T80C51RD2 ROMless Versions On-Chip 1024 bytes Expanded RAM C Software Selectable Size (0, 256, 512, 768, 1024 bytes) C 256 Bytes Selected at Reset for AT87C51RB2/RC2 Compatibility Keyboard Interrupt Interface on Port P1 8-bit Clock Prescaler 64K Program and Data Memory Spaces Improved X2 Mode with Independant Selection for CPU and Each Peripheral Programmable Counter Array 5 Channels with: C High-speed Output C Compare/Capture C Pulse Width Modulator C Watchdog Timer Capabilities Asynchronous Port Reset Full Duplex Enhanced UART Dedicated Baud Rate Generator for UART Low EMI Hardware Watchdog Timer (One-time Enabled with Reset-out) Power Control Modes C Idle Mode C Power-down Mode C Power-off Flag Power Supply: 2.7V to 5.5V or 2.7V to 3.6V Temperature Ranges: Commercial (0 to +70C) and Industrial (-40C to +85C) Packages: PDIL40, PLCC44, VQFP44

四8位I / O端口C款三16位定时器/计数器 256字节RAM的便笺簿 8中断源4优先级和C双数据指针MOVX在缓变长内存/外设高速架构为C 10至40 MHz的标准模式16K/32K字节的片上ROM程序T80C51RD2无ROM版本片1024字节扩展RAMC软件可选尺寸（0，256， 512，768，1024字节）C选取在重置为AT87C51RB2/RC2兼容键盘中断接口与独立的选择港口小一8位时钟分频器64K的程序和数据存储器空间的改进X2模式的CPU和256字节每个外设可编程计数器5通道的阵列：C型高速输出C比较/脉宽调制器捕获看门狗定时器复位功能异步端口全双工增强型UART的波特率发生器的UART低EMI硬件看门狗定时器电源控制模式空闲模式C掉电模式C断电旗电源：2.7V至5.5V或2.7V至3.6V温度范围：商业（0到+70 C）和工业（- 40C至+85℃）封装：PDIL40，PLCC44，VQFP44

Pinout: C High-performance 32-bit RISC Architecture C High-density 16-bit Instruction Set C Leader in MIPS/Watt C Little-endian C Embedded ICE (In-circuit Emulation) 8-, 16- and 32-bit Read and Write Support 256K Bytes of On-chip SRAM C 32-bit Data Bus C Single-clock Cycle Access Fully Programmable External Bus Interface C Maximum External Address Space of 64M Bytes C Up to Eight Chip Selects C Software Programmable 8/16-bit External Data Bus Eight-level Priority, Individually Maskable, Vectored Interrupt Controller C Four External Interrupts, including a High-priority, Low-latency Interrupt Request 32 Programmable I/O Lines Three-channel 16-bit Timer/Counter C Three External Clock Inputs C Two Multi-purpose I/O Pins per Channel Two USARTs C Two Dedicated Peripheral Data Controller Channels per USART Programmable Watchdog Timer Advanced Power-saving Features C CPU and Peripheral Can be Deactivated Individually Fully Static Operation: C 0 Hz to 75 MHz Internal Frequency Range at VDDCORE = 1.8V, 85C 2.7V to 3.6V I/O Operating Range 1.65V to 1.95V Core Operating Range -40C to +85C Temperature Range Available in 100-lead TQFP Package

M5L8253P-5引脚说明： C型高性能32位RISC架构C高密度以MIPS /瓦C小端C十六位指令集C领袖嵌入式冰8 - 16 -位和32位的读写支持256K的片上SRAM的 32位数据总线C单时钟周期存取字节完全可编程的外部总线接口C最大的外部地址空间的64M字节多达8个C芯片选择C软件可编程8位外部数据总线8级优先级，独立可屏蔽，向量中断控制器C四外部中断，其中包括一个高优先级，低延迟中断要求32个可编程I / O口线三通道16位定时器/计数器C三个外部时钟输入C两多用途I / O引脚每通道2个通用同步C两专用外设数据控制器通道每个USART可编程看门狗定时器先进的节能特性 CPU和外设可停用独立全静态工作中：C 0 Hz至75 MHz的频率范围内的VDDCORE = 1.8，85℃2.7V到3.6VI / O的操作1.65V到1.95V范围核心工作电压范围在- 40C至+85 C温度范围内使用的100引脚TQFP封装

A ''' level-triggered interrupt ''' is a class of interrupts where the presence of an unserviced interrupt is indicated by a high level (1), or low level (0), of the

电平触发的中断'''是一类利用

According to the quasistatic model, the relationship is established between electron residual energy and driven laser polarization, intensity, wavelength, pulse and media ionization potential, residual charges. The electron residual energy change with the driven laser parameters and the media characteristical parameters is calculated. According to the calculated results, adequate driven laser parameters will be favor of the realization of OFI X-ray laser amplification.

作者根据准静态模型，建立了电子剩余能随驱动激光偏振度、激光强度、波长、脉宽以及介质电离能、剩余电荷数关系式，定量计算了电子剩余能随驱动激光参数以及介质本身一些性能参数变化关系，根据计算结果提出采用适合的驱动激光参数可能更有利于实现光场感应电离的X射线激光放大。

The invention relates to an external synchronous TD-SCDMA cover network system, which comprises a main coverer and at least one driven coverer forming the cover network system; said main coverer, via synchronizing the TD-SCDMA descending signal of descending chain, outputs descending-ascending switch control signal to the main coverer, to obtain frame synchronization; sending the synchronous instruct signal to the driven coverer; obtaining the frame synchronization at the driven coverer, via external synchronous instruction signal, to complete the normal ascending-descending time slit switch.

本发明外同步TD-SCDMA覆盖网络系统，包括组成覆盖网络系统的主覆盖端和至少一个从覆盖端，所述主覆盖端通过对下行链路中的TD-SCDMA下行信号进行同步处理，向主覆盖端输出上下行切换控制信号，获得帧同步；并将同步指示信号发送至从覆盖端，从覆盖端根据外同步指示信号进一步获得帧同步，从而完成整个覆盖网络系统的正常上下行时隙切换。

The design of the device using NC Lathe CA6140 control, part of the main transmission system using AC spindle motor and graded by the pulley driven spindle gearbox, through the inverter and gearbox to achieve sub; Feed System used by stepper motor driven ball screw slowdown after campaign vertical feed system through a gear after the ball screw drive, in the horizontal feed system through two gear-driven ball screw; Tool to automatically transfer tool carrier (4-position), thus achieving automatic tool change; by MCS-51 series 8051 data to be dealt with. from the I / O interface stepper pulse output signal to control the feed rate and itineraries; In order to maintain the function of cutting thread, to the outer end of spindle or other appropriate location loaded pulse generator; Lathe will be transformed into Tailstock manually controlled electric Tailstock.

本设计利用数控装置对CA6140普通车床进行控制，主传动系统部分采用交流调频主轴电动机经带轮及分级齿轮变速箱驱动主轴，通过变频器和齿轮变速箱实现分段无级变速；进给系统采用步进电机通过减速后驱动滚珠丝杠运动，在纵向进给系统中通过一级齿轮减速后驱动滚珠丝杠，在横向进给系统中通过二级齿轮减速驱动滚珠丝杠；刀架改为自动转位刀架从而实现自动换刀；通过MCS-51系列8051单片机对数据进行计算处理，由I/O接口输出步进脉冲信号控制进给速度和行程；为了保持切削螺纹的功能，要在主轴外端或其它适当部位装上脉冲发生器；将车床的手动尾座改造成为可控电动尾座。

The design of the device using NC Lathe CA6240 control, part of the main transmission system using AC spindle motor and graded by the pulley driven spindle gearbox, through the inverter and gearbox to achieve sub; Feed System used by stepper motor driven ball screw slowdown after campaign vertical feed system through a gear after the ball screw drive, in the horizontal feed system through two gear-driven ball screw; Tool to automatically transfer tool carrier (4-position), thus achieving automatic tool change; by MCS-51 series 8051 data to be dealt with.

本设计利用数控装置对CA6240普通车床进行控制，主传动系统部分采用交流调频主轴电动机经带轮及分级齿轮变速箱驱动主轴，通过变频器和齿轮变速箱实现分段无级变速；进给系统采用步进电机通过减速后驱动滚珠丝杠运动，在纵向进给系统中通过一级齿轮减速后驱动滚珠丝杠，在横向进给系统中通过二级齿轮减速驱动滚珠丝杠；刀架改为自动转位刀架从而实现自动换刀；通过MCS-51系列8051单片机对数据进行计算处理，由I/O接口输出步进脉冲信号控制进给速度和行程；为了保持切削螺纹的功能，要在主轴外端或其它适当部位装上脉冲发生器；将车床的手动尾座改造成为可控电动尾座。

A transmission for vehicles is provided with a plurality of drive gears, an input shaft connected to the drive shaft of an engine, an output shaft disposed parallel to the input shaft, a driven gear which meshes with each drive gear and is rotatably disposed on the output shaft, a synchromesh mechanism which has a sleeve movable in the axial direction of the output shaft, is engageable with a side portion of the driven gear, and couples the driven gear to the output shaft, and a parking gear formed integrally with the sleeve of the synchromesh mechanism.

用于车辆的传动装置配备多个驱动齿轮；连接到发动机的驱动轴的输入轴；与输入轴平行设置的输出轴；与每个驱动齿轮啮合并且可转动地设置在输出轴上的被驱动齿轮；具有可沿输出轴的轴向移动的套筒，可与被驱动齿轮的侧部啮合并且将被驱动齿轮连接到输出轴的同步啮合机构；和与同步啮合机构的套筒一体形成的泊车齿轮。

The unfeasibility of discrete event driven simulation for high-speed network is discussed; two simulation algorithm based on time driven simulation are given, one of which is as precise as that based on discrete event simulation, but is faster, and the other gets less precision, but is much faster than the former. Comparing with the algorithm based on time driven fluid simulation, both of the proposed algorithms support the succeeding simulation for high-level protocol.

其中一种算法在精度上与离散事件驱动仿真算法一致，但仿真速度明显加快，另一种算法存在一定的仿真误差，但仿真速度要高得多；与时间驱动的流体仿真相比，这两种方法都是针对离散系统的仿真，能提供对上层协议仿真的支持。

Subcontract-driven industry of east China has been pushed in unprecedented predicament. In this paper, it is thought that root cause of present predicament is the defect of the export-oriented subcontract industry itself, which is leeched on producers-driven and buyers-driven mode dominated by TNCs and international big buyers.

内容提要东部地区产业困境的根本原因在于出口导向型代工产业模式自身缺陷--严重依附于跨国公司和国际大买家的生产者驱动和购买者驱动，所以，金融危机只不过是一个&放大器&。

Chimborazo and Cotopaxi, took me by the hand.

越过琴博腊索山和科托帕克西山。

This car is in a good condition.

这辆车的状况很好。