function timer

Macro or function that runs when timer interval reaches zero

当计时器时间间隔为零时所执行的宏或函数

The Application and Function Model of 555 Timer

555定时器的功能模型及其应用

This article describes the water supply control system with timer and constant pressure function, which is controlled by8098 single chip microcomputer.

本文介绍了采用8098单片机控制的定时恒压给水控制系统。

The paper has introduced the function of timing task in intelligence digital surveillance system. It has given methods of realizing timing task based on timer and multi route, and used the methods in VC++ programming environment.

介绍了定时任务在智能视频监控系统中的作用，给出了基于定时器和多线程两种定时任务的实现方法，并在VC++环境中给予了具体的实现。

In the process the multithreading, timer, double-buffer and synchronous object etc have been used, the system stability and real-time quality are effectively assured, the function of high speed digital image card is realized by digital I/ O card.

在实现过程中采用了多线程、定时器、双缓存和同步对象等技术，有效保证了光谱数据采集、存储与显示的稳定性、实时性，用高速数字采集卡实现了高速数字图像采集卡的功能。

The timing function of timer

定时器的定时性能

This kind of function fine tri-state logic indicating circuit is composed of 555 integrate timer, logical level threshold value adjustment circuit and the logic indicating circuit.

这种功能优良的三态逻辑指示电路由555IC集成定时器、逻辑电平阈值调节设定电路、逻辑指示电路构成。

This state object is passed to your timer callback function during each timer event invocation.

在每一个定时器事件被调用时该state对象作为一个参数传递给你的定时回调函数。

Discussion about the logical function of Timer 555

关于555定时器逻辑功能的讨论

By calling this function at the beginning and end of a section of code, an application essentially uses the counter as a high-resolution timer.

应用程序在一个代码段的前后调用这个函数来使用高性能计数器。

The timer of Chinese Visual FoxPro 6.0 hase not only the function of timer, but also of designing dynamic effect in the form, such as moving electronical title bar? playing motive pictures and dynamic variety of the font in size and color.

中文VF6.0中的计时器不仅具有计时的作用，还可以用来设计表单的动态效果，如移动的电子标题板、播放动画、字体大小和颜色的动态变化等等。

The function map of 555 Timer and it's application

555定时器的功能图表示法及其应用