Multipath signal synchronous collection and storage system

Abstract

The invention discloses a multipath signal synchronous collection and storage system. The system comprises multipath signal collection units, a signal processing unit and a signal storage unit, wherein each signal collection unit comprises a signal input circuit and a signal conditioning circuit, each signal input circuit is connected with the corresponding signal conditioning circuit, a DSC (digital signal controller) is adopted in the signal processing unit, and all the signal conditioning circuits are connected to the DSC; and the signal storage unit comprises an ECC verification module anda storage chip, and the ECC verification module and the storage chip are connected with the DSC. According to the system, the DSC is adopted in combination with the signal input circuits and the signal conditioning circuits, meanwhile, a flash memory chip is adopted to realize collection and quick storage of multipath signals, and storage data can be quickly read; and the system has good reliability and stability in the data collection and transmission process.

Description

technical field [0001] The invention relates to the technical field of computer data storage, in particular to a multi-channel signal synchronous acquisition and storage system. Background technique [0002] With the continuous development of computer intelligence and integration technology, the number of sensors or sensors used in the system is increasing, and the requirements for data collection accuracy and information volume are getting higher and higher. Simultaneous collection and processing of data. At present, with the continuous research and development of data acquisition technology, there are many technologies that can realize multi-channel synchronous data acquisition, including the data acquisition system using USB single-chip microcomputer and synchronous sampling chip. This design scheme is simple in structure, but the data adopts serial Output, sampling speed is low, not suitable for high-speed real-time sampling occasions; data acquisition system using ARM ...

AI Technical Summary

Problems solved by technology

At present, with the continuous research and development of data acquisition technology, there are many technologies that can realize multi-channel synchronous data acquisition, including the data acquisition system using USB single-chip microcomputer and synchronous sampling chip. This design scheme is simple in structure, but the data adopts serial Output, sampling speed is low, not suitable for high-speed real-time sampling occasions; data acquisition system using ARM processor, USB interface chip and synchronous sampling chip, this design scheme is not highly integrated, and the design is more complicated; using high-performance FPGA / CPLD As a data acquisition system for timing generator and logic controller of synchronous sampling chip and USB interface chip, this design scheme is more complicated and debugging is more difficult; the data acquisition system composed of FPGA / CPLD, controller and synchronous sampling chip, this This design scheme also has the problems of complex design, difficult debugging, and low cost performance

Images