C8051F单片机信号采集系统  

Signal Acquisition System Based on C8051F

作　　者：于丽娜[1] 秦丽[1] 

机构地区：[1]中北大学电子测试技术国家重点实验室,山西太原030051

出　　处：《仪表技术与传感器》2011年第7期53-55,共3页Instrument Technique and Sensor

基　　金：山西省自然科学基金项目(2010011026-2)

摘　　要：信号采集系统就是采集传感器输出的模拟信号转换成计算机能识别的数字信号,送入计算机,将计算机得到的数据进行显示或打印,以便实现对某些物理量的监视。在深入研究51单片机系统的工作原理与信号转换存储的基础上,硬件设计以C8051F040的片上资源为基础,并配以其他接口部件,设计了由主控单元、电源、模数转换、Flash数据存储等组成的信号采集系统,该设计已经成功应用在测试中,其性能和指标均优于应用的要求。Signal acquisition system is gathering sensor output analog signals,converting the signals into digital signals that the computer can identify,and input them to a computer.It displays and prints the data,in order to realize the detection of some physical dlada.Based on thorough study on the working principle of 51 single-chip microcomputer system and the basis of signal convertion and store,the hardware took C8051F040 chip resources as the basis,with other interface components,designed the signal acquisition system consisted of the master unit,power supply,A/D convertion and FLASH data storage.The design is applied in the experimental tests,its performance and indexes are better than application requirements.

关 键 词：数据采集 C8051F040 硬件设计 C语言编程 

分 类 号：TP274[自动化与计算机技术—检测技术与自动化装置]