| 单片机控制的可编程标准电阻发生器 |
| |
| 引用本文： | 陈慧.单片机控制的可编程标准电阻发生器[J].安徽工程科技学院学报,2007,22(4):59-63. |
| |
| 作者姓名： | 陈慧 |
| |
| 作者单位： | 南京信息工程大学,电子与信息工程学院,江苏,南京,210044 |
| |
| 摘 要： | 可编程电阻网络具有数字化、可编程、电阻可任意组合等特点,是程控电阻的一种实用方案,广泛应用于汽车仪表的检验过程.可编程标准电阻发生器电路是针对产生一个可编程标准电阻而设计的。系统硬件电路主要采用单片机控制,电阻值按照8421编码方式输出,通过矩阵式键盘键入设定值,LCD显示电路显示设定值的大小.详细介绍了该系统的电路组成、工作原理和软件编程思想.
|
| 关 键 词： | 汽车仪表 可编程电阻 单片机 |
| 文章编号： | 1672-2477(2007)04-0059-05 |
| 修稿时间： | 2007年9月30日 |
The programmable standard resistance generator controlled by Single-chip Microcomputer |
| |
| CHEN Hui.The programmable standard resistance generator controlled by Single-chip Microcomputer[J].Journal of Anhui University of Technology and Science,2007,22(4):59-63. |
| |
| Authors: | CHEN Hui |
| |
| Abstract: | The programmable resistance network is digitized and programmable,and the resistances can be combined discretionarily.It is a kind of practical scheme for programmable resistance being widely used to test automobile instruments.The circuit of programmable standard resistance generator is designed to generate a programmable standard resistance.The hardware circuit of the system mainly uses single-chip microcomputer,the output of the resistance takes 8421 coding mode,the settings are keyed by matrix keyboard,and the magnitude of the settings is displayed by LCD.The paper elaborates the circuit components,the operating principle and the software programming of the system. |
| |
| Keywords: | automobile instrument programmable resistance single-chip microcomputer |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ |
|
