1、

The Intel programmable timer 8254 system to generate and sample PWM waves.

并利用可编程计数芯片8254实现了PWM波形的产生与采样.

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2、

In the hardware system, single-chip computer ( AT 89 C 51 ) and programmable interval timer ( 8253 ) is the major hardware system.

在硬件系统中采用了AT89C51单片机与 8253 作为核心产生脉冲信号,结构简单,脉冲周期范围大.

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3、

A watchdog timer and its prescaler are also provided to improve the microcontroller anti-interference ability. A Real Time Clock/ Counter with Programmable Prescaler of Microcontroller

此外,通过备有监视计时器及其定标器可以有效地提高微机系统的抗干扰能力。备有可编程预定标器的单片机实时时钟/计数器

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4、

A controlling means of PZT driving system was introduced in detail. By application of DLL library for PZT power supply and Timer control of VB, the real-time programmable output of control voltage was realized.

给出了一种压电陶瓷驱动系统的控制方法,利用VB中的Timer控件和压电陶瓷电源的DLL动态连接库函数,实现了控制电压的实时可编程输出。

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5、

This timer ′ s programmable count range is 16 bits, timing precision is 8 ps, and equivalent sampling rate is up to 50 GHz.

可编程计数范围为16bit,实际最小定时单位达8ps,折合采样频率高达50GHz。

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