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机构地区:[1]海军航空工程学院,山东烟台264001 [2]烟台南山学院,山东烟台264001
出 处:《仪表技术》2017年第1期22-24,28,共4页Instrumentation Technology
摘 要:介绍了以太网控制器芯片RTL8019AS并将TCP/IP协议嵌入单片机PIC16F877中,以便能够和Internet交互数据,下位机把采集到的温度水位信息通信给上位机,并在触摸屏上显示,再将数据远程通信到生产厂家,以便生产厂家对所卖出去的产品进行实时监控和及时维修。给出了系统硬件原理框图和有关实现TCP/IP协议的程序代码,对系统的软硬件架构做了阐述。The paper introduces the Ethernet controller chip RTL8019AS. In order to be able to exchange the data with the Internet, the TCP/IP protocol is embedded into the microcontroller PIC16F877. The controller unit collects in- formation of the temperature and the water level which is communicated to the host computer and displayed on the touchscreen. Then the data are communicated to the remote manufacturer, thereby the manufacturer can real-time monitor on the sold products and maintain them in time. The paper gives a hardware block diagram of the system and the TCP / IP protocol code, and makes an exposition to software and hardware architecture of the system.
分 类 号:TP273[自动化与计算机技术—检测技术与自动化装置]
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