摘要
提出了以ATMEL公司的单片机AT89C51、点阵式图形液晶显示模块12864F以及DALLAS公司的数字温度传感器DS1820等为主要器件组成的液晶显示多路温度测控仪的设计与实现,讨论了该智能仪器各个组成器件的基本原理及其工作性能,并给出了该系统的硬件结构框图和软件结构框图。该智能仪器整个系统调试简单、扩展方便、易于实现、前期投入成本低,可以与上位机之间进行数据交换,在温度检测中有广泛的应用前景。该智能仪器经软硬联调后工作性能良好,运行情况稳定。
Introduces the principle and appliance of the multiple temperature measurement and control syetem by MCU AT89C51 which is produced by ATMEL, LCD 12864F and digital thermometer DS1820 which is produced by DALLAS, And discusses the principle and characteristic of the components, then provides the block diagram of hardware and the flow chart of software of the whole system, The realization of this system is simple and the testing is convenient. It shows the feasibility, simple expanding, the low input, easily data exchange with PC and potential in temperature measurement. The system of this intellectual investment works well based on the hardware and software.
出处
《计算机技术与发展》
2007年第2期197-199,204,共4页
Computer Technology and Development
关键词
单片机
LCD
数字温度传感器
single chip microcontroller
LCD
digital thermometer
