inputoutput interrupt

简明释义

输入输出中断

英英释义

例句

1.The system experienced an inputoutput interrupt 输入输出中断 while processing the data.

系统在处理数据时经历了一个输入输出中断。

2.During the testing phase, we encountered an inputoutput interrupt 输入输出中断 that affected performance.

在测试阶段，我们遇到了一个影响性能的输入输出中断。

3.To troubleshoot the inputoutput interrupt 输入输出中断, we need to check the device connections.

要排查输入输出中断，我们需要检查设备连接。

4.The technician resolved the inputoutput interrupt 输入输出中断 by updating the drivers.

技术人员通过更新驱动程序解决了输入输出中断。

5.An inputoutput interrupt 输入输出中断 can cause delays in the system's response time.

一个输入输出中断可能会导致系统响应时间的延迟。

作文

In the realm of computer science and information technology, understanding how systems communicate with each other is crucial. One key concept that plays a significant role in this communication process is the inputoutput interrupt. An inputoutput interrupt refers to a signal that indicates the completion of an input or output operation, allowing the CPU to pause its current tasks and address the new input or output request. This mechanism is fundamental for efficient processing and resource management within a computer system.When we consider how computers operate, it becomes clear that they are designed to handle multiple tasks simultaneously. However, the CPU can only focus on one task at a time. This is where the inputoutput interrupt comes into play. For instance, when a user types on a keyboard or clicks a mouse, these actions generate input requests that need to be processed by the CPU. Rather than continuously checking for new input, which would waste valuable processing time, the system can use interrupts to signal the CPU when attention is needed.The process starts with the generation of an interrupt signal by the device that has completed its task. Once the CPU receives this signal, it temporarily halts its current operations, saves its state, and jumps to a specific routine known as an interrupt handler. The interrupt handler is a special function designed to manage the incoming data or request. After the necessary actions are taken—such as reading data from a keyboard or writing data to a disk—the CPU can then resume its previous tasks, restoring its state to continue processing.This efficient method of handling input and output requests ensures that systems remain responsive and can manage multiple operations effectively. Without inputoutput interrupt mechanisms, computers would be less efficient, as they would have to rely on polling methods, which involve continuously checking the status of devices. Polling can lead to delays and wasted resources, particularly when many devices are connected to the system.Moreover, the concept of inputoutput interrupt is not limited to personal computers. It is also prevalent in embedded systems, servers, and even smartphones. For example, in a smartphone, when a user receives a text message, the device generates an interrupt that prompts the CPU to display a notification. This allows users to interact with their devices seamlessly without experiencing lag or delay.In summary, the inputoutput interrupt is a vital component of modern computing systems, facilitating efficient communication between the CPU and peripheral devices. By utilizing interrupts, systems can respond quickly to user inputs and manage multiple tasks without significant delays. Understanding this concept is essential for anyone studying computer science or working in technology, as it lays the groundwork for more advanced topics such as multitasking, real-time operating systems, and resource allocation strategies. As technology continues to evolve, the principles behind inputoutput interrupt will remain relevant, underpinning the performance and efficiency of future computing systems.

在计算机科学和信息技术领域，理解系统之间如何相互通信至关重要。一个在这个通信过程中起着重要作用的关键概念是输入输出中断。输入输出中断是指一种信号，它表示输入或输出操作的完成，从而允许CPU暂停当前任务并处理新的输入或输出请求。这一机制对于计算机系统内高效处理和资源管理是基础。当我们考虑计算机的运作时，很明显它们被设计为能够同时处理多个任务。然而，CPU一次只能专注于一个任务。这就是输入输出中断发挥作用的地方。例如，当用户在键盘上输入或点击鼠标时，这些动作会生成需要CPU处理的输入请求。系统可以利用中断来向CPU发出注意的信号，而不是不断检查新输入，这样可以节省宝贵的处理时间。这一过程始于完成任务的设备生成中断信号。一旦CPU接收到此信号，它会暂时停止当前操作，保存其状态，并跳转到一个称为中断处理程序的特定例程。中断处理程序是一个特殊的函数，旨在管理传入的数据或请求。在采取必要的行动后，例如从键盘读取数据或将数据写入磁盘，CPU可以恢复之前的任务，恢复其状态以继续处理。这种高效处理输入和输出请求的方法确保了系统保持响应能力，并能够有效管理多个操作。如果没有输入输出中断机制，计算机的效率将降低，因为它们将不得不依赖轮询方法，这涉及到不断检查设备的状态。轮询可能导致延迟和资源浪费，特别是在许多设备连接到系统时。此外，输入输出中断的概念不仅限于个人计算机。它在嵌入式系统、服务器甚至智能手机中也很普遍。例如，在智能手机中，当用户收到短信时，设备生成一个中断，提示CPU显示通知。这使用户能够与设备无缝互动，而不会经历延迟或滞后。总之，输入输出中断是现代计算系统的重要组成部分，促进了CPU与外部设备之间的高效通信。通过利用中断，系统可以快速响应用户输入，并在没有显著延迟的情况下管理多个任务。理解这一概念对任何学习计算机科学或在技术领域工作的人来说都是至关重要的，因为它为更高级的话题奠定了基础，例如多任务处理、实时操作系统和资源分配策略。随着技术的不断发展，输入输出中断背后的原理将保持相关性，支撑未来计算系统的性能和效率。