文档介绍：本科毕业论文
题目通用数据采集控制卡设计
学院工学院
专业电气化及其自动化
毕业届别
姓名
指导教师
职称
目录
摘要........................................................................3
第一章绪论.................................................................5
数据采集控制的意义...................................................5
数据采集控制的功能...................................................5
数据采集控制的特点...................................................6
第二章数据采集控制卡原理及构成.............................................6
数据采集控制卡原理...................................................6
数据采集控制卡构成...................................................6
第三章系统硬件设计.........................................................8
信号调理电路.........................................................8
模拟信号采集电路.....................................................8
A/D转换器的选取...............................................8
ADC0809内部功能与引脚介绍.....................................9
ADC0809与MCS-51系列单片机的接口方法.........................11
LM324运算放大器..............................................13
AD590温度传感器..............................................13
振荡源和复位电路....................................................15
复位电路.....................................................15
振荡源.......................................................15
数字信号的采集......................................................15
......................................................15
集成施密特触发器40106........................................16
电源电路............................................................17
模拟输出电路........................................................18
74LS373锁存器................................................18
74LS138译码器................................................20
DAC0832.......................................................21
第四章软件流程图..........................................................22
4