基于stm32的數(shù)據(jù)采集系統(tǒng)英文文獻(xiàn)

1、 1 / 12Design Design of of the the Data Data Acquisition Acquisition System System Based Based on on STM32 STM32ABSTRACTEarly detection of failures in machinery equipments is one of the most important conce

2、rns to industry. In order to monitor effective of rotating machinery, we development a micro-controller uC/OS-II system of signal acquisition system based on STM32 in this paper. we have given the whole design scheme of

3、system and the multi-channel vibration signal in axis X, Y and Z of the rotary shaft can be acquired rapidly and display in real-time. Our system has the character of simple structure, low power consumption, miniat

4、urization.Keywords: Keywords:STM32; data acquisition; embedded system;uC/OS-II;1. 1. 1. 1. Introduction IntroductionThe real-time acquisition of vibration in rotating machinery can effectively predict, assess and diagnos

5、e equipment operation state, the industry gets vibration data acquisition Rapidly and analysis in real-time can monitor the rotating machinery state and guarantee the safe running of the equipment. In order to prevent fa

6、ilure, reduce maintenance time, improve the economic efficiency, The purpose of fault diagnosis system can detect these devices through the vibration signal acquisition of rotating machinery, and process the data acquisi

7、tion, then it will make timely judgment of running state of equipment .While the data acquisition module is the core part of the fault diagnosis system [1-4].The practical application in the industrial field, is the equi

8、pment operating parameters will be acquired to monitor equipment operating state. In traditional data acquisition systems, the data from acquisition card are generally 3 / 12based on ARM7 microprocessor LPC2290 and embed

9、ded real-time operating system uC/OS-II to solve the real-time acquisition of multichannel small signal and multi-channel transmission[10].On the other hands, two parallel DSP-based system dedicated to the data acquisiti

10、on on rotating machines, and the inner signal conditioner is used to adapt the sensor output to the input range of the acquisition, and then signal post-processing by the design software, while the most frequently struct

11、ure is to use DAS and FPGA-based, and such programs are also dependent on the DAS cost.In order to meet market requirements of low power consumption, low cost, and mobility, Fig.1 in this paper presents the design overal

12、l structure diagram of data acquisition system. Through SPI interface, the system gets the data collection with three axis acceleration sensor into the STM32 controller of inner A/D conversion module with 12-bit, this pr