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PLJ
- 基于AT89C2051的频率计，包括源码和电路图
plj
- 主要方法和要求：（1）用汇编语言对定时器8253和中断控制器8259A编程计数、定时和中断，进行定时计数（在规定的时间内记录外部脉冲的数目），计算出频率，用LED数码管显示出来。
PLJ
- 很不错的频率计的设计，希望大家多多指教
PLJ-1.3
- 基于凌阳SPCE061A单片机的多功能测频测相仪
plj
- 用2051制作的测试1HZ到1M的频率测试C程序
plj
- 一个频率计: LCD1602显示 在不增加外部计数硬件的情况下，本试验软件可测最高频率达到460KHz
plj
- 等精度频率计的设计AT89C51，用单片机做的频率计，不错。-Such as the design of precision frequency meter AT89C51, to do with the frequency of single-chip, yes.
plj
- 此代码的为at89c51的汇编语言，其作用是用于计算信号的频率-At89c51 this code for the assembly language, its role is used to calculate the frequency of signal
plj
- 本程序是基于51单片机的频率测量，用周期发测量，精度高-This procedure is based on measuring the frequency of single-chip microcomputer 51, with hair-cycle measurement, high precision
1602LCD
- 1602LCD显示的频率计，ME500B实验板上可直接运行-1602 PLJ
plj
- 这是一个基于51单片机的频率计，本人已经试过。里面还有PROTEUS仿真图-This is a microcontroller based on 51 frequency counter, I have tried. There is also PROTEUS simulation diagram
PLJ
- 基于51单片机C语言的频率计，有源程序，有电路图，以及各种器件说明。-C-51 microcontroller based frequency counter, a source, a circuit descr iption and a variety of devices.
PLJ
- 频率计，用51单片机做的频率计，适合单片机入门的学习-Frequency, with 51 frequency meter microcontroller to do
c51-plj
- 运用c51单片机芯片、用c语言单片机编程实现频率计设计、频率值通过数码管显示-The use of c51 microcontroller chip microcontroller using c programming language design frequency meter, frequency by digital display
plj
- 频率计 测周法 测频法 汇编语言 89cs51-Frequency measurement Frequency Measurement week method of assembly language 89cs51
plj
- 单片机设计程序，关于频率计的设计，编译通过-Single-chip design process, on the frequency meter design, compile
plj
- 用单片机C8051F360制作的频率计，利用中断定时的方式。-Frequency meter using MCU C8051F360，using of interrupt timing.
PLJ
- 8位数码管显示的频率计，C51的，超好，适合初学者。-8 frequency meter, digital display of the C51, super good, suitable for beginners.
plj
- 基于51单片机的等精度频率计测量程序，已经经过调试成功的，而且精度已达到了10_7位-51 microcontroller-based precision frequency measuring procedures had already been successful commissioning, and the accuracy has reached 10_7 bit
plj
- 51单片机 实现的频率计 具有自动转换 频率计算方式功能-The 51 MCU cymometer frequency calculated automatically converted