单片机的多路温度采集控制系统设计方案().pdf

《单片机的多路温度采集控制系统设计方案().pdf》由会员分享，可在线阅读，更多相关《单片机的多路温度采集控制系统设计方案().pdf（42页珍藏版）》请在淘文阁 - 分享文档赚钱的网站上搜索。

1、-1-/42 基于 51 单片机的多路温度采集控制系统设计言：随着现代信息技术的飞速发展，温度测量控制系统在工业、农业及人们的日常生活中扮演着一个越来越重要的角色，它对人们的生活具有很大的影响，所以温度采集控制系统的设计与研究有十分重要的意义。本次设计的目的在于学习基于51 单片机的多路温度采集控制系统设计的基本流程。本设计采用单片机作为数据处理与控制单元，为了-2-/42 进行数据处理，单片机控制数字温度传感器，把温度信号通过单总线从数字温度传感器传递到单片机上。单片机数据处理之后，发出控制信息改变报警和控制执行模块的状态，同时将当前温度信息发送到LED进行显示。本系统可以实现多路温度信号采

2、集与显示，可以使用按键来设置温度限定值，通过进行温度数据的运算处理，发出控制信号达到控制蜂鸣器和继电器的目的。我所采用的控制芯片为AT89c51，此芯片功能较为强大，能够满足设计要求。通过对电路的文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T

3、7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D

4、10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码

5、:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4

6、K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6

7、 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8

8、P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8

9、 ZG10T7D3F3D10-3-/42 设计，对芯片的外围扩展，来达到对某一车间温度的控制和调节功能。关键词：温度多路温度采集驱动电路正文：1、温度控制器电路设计本电路由89C51 单片机温度传感器、模数转换器ADC0809、窜入并出移位寄存器74LS164、数码管、和LED 显示电路等组成。由热敏电阻温度传感器测量环境温度，将其电压值送入 ADC0809的 IN0 通道进行模文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F

10、6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG

11、10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3

12、F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文

13、档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM

14、8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C

15、3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB

16、3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10-4-/42 数转换，转换所得的数字量由数据端 D7-D0输出到 89C51的 P0 口，经软件处理后将测量的温度值经单片机的 RXD端窜行输出到 74LS164，经74LS164 窜并转换后，输出到数码管的 7 个显示段，用数字形式显示出当前的温度值。89C51 的 P2.0、P2.1、P2.2 分别接入ADC0809通道地址选择端A、B、C，因此 ADC0809的 IN0 通道的

17、地址为 F0FFH。输出驱动控制信号由p1.0 输出，4 个 LED为状态指示，其中，LED1 为输出驱动 指示，LED2 为温 度正 常指 示，LED3为高于上限温度指示，LED4为低于下限温度指示。当温度高于上文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F

18、6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG

19、10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3

20、F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文

21、档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM

22、8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C

23、3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB

24、3H8P4F6J8 ZG10T7D3F3D10-5-/42 限温度值时，有p1.0输出驱动信号，驱动外设电路工作，同时LED1亮、LED2灭、LED3亮、LED4灭。外设电路工作后，温度下降，当温度降 到 正 常 温 度 后，LED1 亮、LED2亮、LED3灭、LED4灭。温度继续下降，当 温 度 降 到 下 限 温 度 值 时，p1.0信号停止输出，外设电路停止工作，同时 LED1灭、LED2灭、LED3灭、LED4 亮。当外设电路停止工作后，温度开始上升，接着进行下一工作周期。2、温度控制器程序设计本软件系统有 1 个主程序，6 个文档编码:CM8Z4K6C3J6 HB3H8P4F6J8

25、 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T

26、7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D

27、10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码

28、:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4

29、K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6

30、 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8

31、P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10-6-/42 子程序组成。6 个子程序为定时/计数器 0 中断服务程序、温度采集及模数转换子程序ADCON、温度计算子程 序CALCU、驱 动 控 制 子 程 序DRVCON、十 进 制 转 换 子 程 序METRICCON

32、 及 数 码 管 显 示 子 程 序DISP。（1）主程序主程序进行系统初始化操作，主要是进行定时/计数器的初始化。（2）定时/计数器 0 中断服务程序应用定时计数器0中断的目的是进行定时采样，消除数码管温度显示的闪烁现象，用户可以根据实际环 境 温 度 变 化 率 进 行 采 样 时 间 调文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J

33、8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10

34、T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3

35、D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编

36、码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z

37、4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J

38、6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H

39、8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10-7-/42 整。每当定时时间到，调用温度采集机模数转换子程序ADCON，得到一个温度样本，并将其转换为数字量，传送给89C51 单片机，然后在调用温度计算子程序CALCU，驱动控制子程序DRVCON，十进制转换子程序 MERTRICCON，温度数码显示子程序 DISP。（3）温度采集及模数转换子程序ADCON 该子程序进行温度采样并将其转换为 8 位数字量传送给89C51 的P0 口。采样得到的温度数据存放在片内 RAM 的 20H 单元中。（4）温度计算子程序 CA

40、LCU 文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档

41、编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8

42、Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3

43、J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3

44、H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6

45、J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG1

46、0T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10-8-/42 根据热敏电阻的分度值和电路参数计算出出一张温度表，存放在DATATAB 数据表中，由于篇幅关系，本程序只给出0-49的温度数据。一个温度有两个字节

47、组成，前一字节为温度值，后一字节为该温度所对应的热敏电阻上的电压的数字量。根据采样值，通过查表及比较的方法计算出当前的温度值，并将其存入片内 RAM 的 21H 单元。采用查表法计算温度值时为了克服热敏电阻的阻值温度特性曲线的非线性，提高测量精度。（5）驱动控制子程序 DRVCON 该子程序调节温度，当温度高文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB

48、3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F

49、6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG

50、10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3F3D10文档编码:CM8Z4K6C3J6 HB3H8P4F6J8 ZG10T7D3