频率-电压-电流转换实验装置的设计.doc
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- 关 键 词:
- 频率 电压 电流 转换 实验 装置 设计
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1、摘 要单片机在信号检测和控制系统中有非常广泛的应用,电压、电流、频率信号转换测量对于很多工业生产具有很现实的意义。本文设计了一种简单的电压、电流频率信号转换测量系统。系统使用AD694、MAX472、LM331作为主要的信号转换芯片,以TLC1549作为AD转换芯片,以51系列单片机作为控制核心来构建系统。该系统具有信号转换、测量和显示功能,在工业和农业等领域有广泛的应用。本文详细的描述了电压、电流和频率信号转换测量系统的系统设计方案、硬件电路设计和软件设计,并对部分硬件电路和开发的C语言程序进行验证。系统在分析可行性、可靠性的基础上,参照工程设计方法,确立了结构化设计的思路。本文最后一章对本
2、次设计作了总结,并提出了不足之处,为系统以后进一步开发奠定了基础。本次设计的电压、电流、频率转换测量系统能够实现电压、电流、频率信号之间的相互转换并进行测量,解决了现实中的某些困难,对工业和农业,以及我们生活具有非常大的意义。关键词:转换测量;51单片机 ;TLC1549 ; MAX472 ; AD6941Abstract Microcontroller has a very wide range of applications in signal detection and control system, voltage, current, frequency measurement sig
3、nal conversion for many industrial production with a very real sense. This paper describes a simple voltage, current frequency signal conversion measurement system. System uses the AD694, MAX472, LM331 chip as the main signal conversion to AD conversion chip TLC1549 as to 51 computers to build the s
4、ystem as the control core. The system has a signal conversion, measurement and display functions, and enables the serial output in industry and agriculture and other fields have a wide range of applications. This paper describes in detail the voltage, current and frequency measurement signal convers
5、ion system design solutions, hardware and software design, and part of the hardware and development of the C language program for validation. Analyzing the feasibility of the system, based on the reliability, with reference to engineering design, to establish a structured design ideas. This last cha
6、pter of this design are summarized and presented inadequacies of the system laid the foundation for the further development of the future. The design of the voltage, current, a frequency converter for voltage measurement system, current, frequency conversion between the signal and measured, to solve
7、 some of the difficulties of the display in the industry and agriculture, as well as a very large we live significance.Key words: Convert and measure; 51SCM;TLC1549;MAX472;AD6942目 录引言11 绪论11.1 课题背景11.2 研究的意义22 电压-电流-频率转换测量的方案设计22.1 课题设计要求22.1.1课题主要功能指标要求22.1.2设计要求22.2 频率电压电流转换系统结构23 电路设计与论证43.1 设计分析
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