外部中断

MCS-51系统外部中断响应频率的测试与研究

The Measure and Research of MCS-51 System 's External Interrupt Response Frequency

利用8259A扩展MCS-51系列单片机外部中断源

Utilizing 8259A to Extend the External Interrupt Sources of Mcs-51

MCS-51扩展外部中断源的新方法

New Approaches to External Interruption Source Extension

CPU电源状态程度越深，采取的电能节省措施就越多&比如说停止处理器时钟或停止外部中断请求。

The deeper the C state , the more power saving steps are taken & steps like stopping the processor clock or stopping interrupts from coming in .

分别使用6MHz和12MHz晶振频率，测试MCS-51系统的外部中断响应频率。

Using 6 MHz or 12 MHz quartz oscillator respectively , to measure the external interrupts response frequency of mcs-51 system .

AIXV7.1允许对部署工作负载的CPU集禁用外部中断。

AIX V7.1 includes the ability to disable external interrupts on a specific set of CPUs where a workload is deployed .

阐述了外部中断在工控机应用中的特殊地位以及WINDOWS与DOS在这方面的不同，通过一个典型的范例说明了DOS在处理中断中所具有的灵活性和高效性。

The particular position of the external interrupt in the application of computers for industry control and the difference between WINDOWS and DOS on this respect are expounded .

采用随机数实时核对加密方法，加密卡中随机数生成电路经A/D转换后、通过外部中断方式存入片内RAM中，成为被加密数。

By using the real time random number checking up encryption , the random number generated by the encryption card was stored in the RAM through external interruption after A / D transformation .

用8259A扩展8031单片机外部中断源的方法

The method of expanding exterior interrupt sources for 8031 SCM with 8259A

实验结果表明：由于中断服务时间和中断响应延迟的存在，MCS-51系统的外部中断响应频率是受到限制的；

The experiment results showed that due to exist the interrupt service time and interrupt response latency , the external interrupt response frequency of mcs-51 system is limited ;

系统扩展了二个定时/计数器、二个外部中断、一个8×8阵列键盘和8位LED显示器。从而实现了扩充系统成本的下降，同时也优化了系统的硬件结构和软件的设计。

This system is expanded by adding two timer / counters , two interrupt source , a 8 × 8 array keyboard and 8 digit LED display , which reduces the cost of enlarging system and optimizes the design of hardware and software .

某些退出指令还会要求L1虚拟机管理程序的介入，但其他的条件（比如外部中断）则由L0独自处理。

Certain exits require that the L1 hypervisor be involved , but other conditions ( such as external interrupts ) are handled solely by L0 .

促使VM退出的工作负载（比如外部中断处理）常常是最坏的冒犯者，但KVM内的优化则会带来6%到14%的负载提升。

Workloads that drive VM exits ( such as external interrupt processing ) tend to be the worst offenders , but the optimizations within KVM result in 6 % to 14 % overhead .

实现了基于数字信号处理器（DSP）ERT新系统中的各单元功能，包括整体控制策略以及激励单元、电极切换控制单元、信号调理单元、以及DSP内/外部中断的软件实现。

The function modules of the new ERT system based on Digital Signal Processor ( DSP ) have been achieved , including the control strategy , exciting unit , electrodes switching unit , signal processing unit and external / internal interrupt in DSP .

8259A可扩展外部中断源的数目，又有多种中断管理方式。

The number of the external interrupt sources can be expanded in 8259A . It also has multiple interrupt management modes .

讨论了为ARM7处理器扩展PS2键盘接口的的实现方法，分别利用内部时钟中断和外部中断两种方式实现键盘处理的原理和过程，目的是能够实现灵活地根据系统需求的扩展系统。

The method of expanding PS2 keyboard on the processor of ARM7 is discussed . The internal clock interruption and ex-interruption are used to realize the connection between the keyboard and the processor to expand the system agilely according to the system requirement .

编制了2407A的软件，其中包括系统的配置、外部中断、正交编码脉冲信号的计数和串口通信等部分程序，程序的开发采用了CCS2.21。

We also have completed its circuit diagram . We developed the software of 2407A which included the configuring of the system , exterior interrupt , counting of the Quadrature Encoder Pulse ( QEP ) signal and serial communication etc.

8098单片机的外部中断键盘设计

The Design of External - Interruption Keyboard of 8098 Single-Chip Computer

最高可测试的外部中断响应频率大约是65kHz。

The maximum measurable external interrupt response frequency is about 65 kHz .

中断实验的设计及外部中断源扩展的实现

Interruption Experiment Designing and Ex-interruption Source Expanding

提供了单片机的外部中断、时器/数器的工作方式。

The working way of external interrupt and timer / counter of MCU is offered .

在中断管理方面，本文结合平台处理器的特点，采用统一接管的思想来处理系统的外部中断。

Based on the conception of centralized management , the paper handled external interrupts according to the processor features .

详细讨论了在打印过程中遇到外部中断时的程序处理方法。

It has detailed discuss for the program process methods when meeting with external interrupt during the printing procedure .

采用外部中断的方法将表征发电机转子机械位置的光电脉冲信号引入系统。

Adopt outside interrupt method to import the photo-electricity pulse signals into the measuring system , which is signify generator rotor mechanical positions .

在需要有多个外部中断的应用场合，需要给单片机扩展外部中断源。

In the application situation that needs to have many external interrupts , it is needed to expand the SCM 's exterior interrupts .

根据本系统特点在设计中，使用外部中断的方式采集数据，对原始数据平均滤波方法，以及在中断处理中以定时方式进行数据解算，都具备了一定的创新意义。

Under the characteristics of system , data collected in interrupt mode , processed by timer and filter in interrupt service routine have innovation .

MCS&51系列单片机能提供给用户自由用作不同用途而不是指定用途的外部中断源只有两个。

The MCS-51 series SCMs offer only two exterior interrupts to the user for freely served as the different uses but are not the given use .

介绍了由单片机控制的可控硅电路，该电路运用外部中断获得同步信号，用定时器做导通角控制，并给出实用程。

The controllable silicon circuit controlled by monolithic microcomputer is introduced , which adopts external interrupt to obtain sync signals and controls conducting angel with a timer .

锁相环路的输出引起单片机外部中断，中断程序排除干扰后完成对日历时钟的自动校准；

The output of the phase-locked loop induces an interrupt on the exterior of the MCU , after the interrupt service routine eliminated the interference , the automatic regulation on calendar clock is realized .

自动停堆会很快发生，因为很多事件都能触发这一行为，不过最有可能的诱因是外部供电中断。

This would happen quickly ; many things can trigger it , but the most likely culprit would be a loss of external power .