CN112070925A

CN112070925A - Universal missile-borne recorder with configurable and self-description functions

Info

Publication number: CN112070925A
Application number: CN202010883917.6A
Authority: CN
Inventors: 王全民; 尹晓霞; 朱文元
Original assignee: Beijing Hongdong Technology Co ltd
Current assignee: Beijing Hongdong Technology Co ltd
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2020-12-11

Abstract

The invention discloses a general recorder with configurable and self-describing functions, which comprises a communication interface module, a microprocessor, a data acquisition module, a data storage module, a configurable acquisition port module, a configuration information storage module and a data format dynamic control module. The general recorder is provided with a configurable function of the acquisition port, and the acquisition port is configured with information through the upper computer, so that the recorder can meet the acquisition test requirements of different models. The general recorder dynamically controls the format of the stored data to generate self-description information, and when the data is analyzed, the general analysis software carries out self-adaptive analysis according to the self-description information, so that the data interface is accurate and efficient. According to the universal recorder, when the universal recorder is suitable for different requirements, only upper configuration is needed without changing the recorder and without changing analysis software, the universal convenience of the recorder is improved, the problem that each model is complex to adapt to versions of different recorders is solved, and the flying test efficiency of missile-borne equipment is improved.

Description

Universal missile-borne recorder with configurable and self-description functions

Technical Field

The invention relates to the field of data recorders, in particular to a universal data recorder for an ammunition platform.

Background

In the process of developing ammunition and cartridge loading equipment, devices and the like, flight tests are required to test and evaluate various performance indexes of the ammunition. At present, a remote measuring system or a missile-borne data recorder is mainly adopted to obtain accurate flight data. The remote measuring system has the characteristics of real-time data transmission, long-time test and no need of recovery, but has the problems of complex deployment, higher cost, easy environmental influence on data transmission and the like. Compared with a telemetering system, the missile-borne data recorder has the advantages of simple composition, low cost, small volume, repeated use, no external influence on the recording process and the like. Therefore, the data recorder plays an important role in the development of low-cost weaponry.

The missile-borne data recorder in the prior art is generally a special recorder, special recorder software and data formats need to be designed according to test purposes and test objects, and when a plurality of acquisition schemes are carried out simultaneously, different versions need to be prepared, so that the use of the recorder, the management of the versions and the maintenance process of recovered data are complicated and errors are easy to make.

Disclosure of Invention

In view of the above-mentioned deficiencies of the prior art, the technical problem to be solved by the present invention is to provide a general-purpose missile-borne data recorder with configurable data recording functions and self-description of configuration information and data formats.

In order to achieve the above purpose, the technical scheme of the invention is to design an missile-borne recorder, which comprises a communication interface module, a microprocessor, a data acquisition module and a data storage module, and is characterized in that: the system also comprises a configurable acquisition port module, a configuration information storage module and a data format dynamic control module.

The missile-borne recorder is characterized in that: the upper computer sends recorder configuration information through the communication interface module, and the recorder configuration information is received by the microprocessor and then stored in the configuration information storage module.

The missile-borne recorder is characterized in that: the microprocessor configures the configurable acquisition port module according to the configuration information stored in the configuration information storage module, and sets the acquisition characteristics of each acquisition port.

The missile-borne recorder is characterized in that: the data acquisition module acquires the on-missile data through the configurable acquisition port module.

The missile-borne recorder is characterized in that: the microprocessor sends the data acquired by the data acquisition module to the data format dynamic control module, the data format dynamic control module generates self-description information of a data format according to the configuration information stored in the configuration information storage module, simultaneously performs storage format control on the acquired data, and stores the self-description information and the acquired data in the data storage module.

The missile-borne recorder is characterized in that: and in the data reading mode, the microprocessor reads the data in the data storage module and sends the data to the upper computer through the communication interface module.

The missile-borne recorder is characterized in that: and after the microprocessor sends the stored data to the upper computer, the microprocessor sends self-description information of the data format.

The self-description information is characterized in that: the natural language or formatted language description, including recorder configuration information and data format information, may be parsed using a common tool.

Compared with the prior art, the invention has the following advantages:

1. the software and hardware versions of the universal recorder are solidified, and the universal recorder is acquired and configured by the upper computer, so that the universal recorder can meet the requirements of different acquisition tests of different platforms, and is strong in adaptability and simple and convenient to use;

2. the universal recorder stores the self-description information, the universal analysis program carries out self-adaptive analysis on data in different formats according to the self-description information, the analysis program does not need to be independently formulated according to different models, and troubles and errors caused by the replacement of the analysis program are avoided;

3. the content recorded by the universal recorder can be digital quantity, analog signal and communication instruction according to different requirements, and the recorded content is comprehensive in type;

4. the volume is small, the power consumption is low, and the installation is easy;

5. the universal recorder is wide in application range, adopts modular design, is clear in functions of all modules, is convenient for mass production, and reduces use cost.

Drawings

FIG. 1 is a functional block diagram of a general recorder

FIG. 2 general recorder work flow diagram

Detailed Description

The invention discloses a general missile-borne recorder with configurable and self-description functions, which is combined with a figure 1 and comprises a communication interface module, a microprocessor, a data acquisition module, a data storage module, a configurable acquisition port module, a configuration information storage module and a data format dynamic control module. The working stage of the universal recorder comprises an information configuration stage, an acquisition recording stage and a data reading stage.

The communication interface module is a communication module of the universal recorder and the upper computer, receives communication information of the upper computer, converts the interface information into a specified format and sends the format to the microprocessor; and when the data is read, the microprocessor sends the data of the data storage module to the upper computer through the communication interface module.

The microprocessor is used as a processing core of the general recorder, the information configuration stage receives configuration information and stores the configuration information into a configuration information storage module, and the configuration information comprises but is not limited to: using port number, port type, sampling speed, port number, etc.; in the data reading stage, data recorded by the data storage module is read and sent to the upper computer through the communication interface module; in the acquisition and recording stage, port configuration information of the configuration information storage module is read, the configurable port acquisition module is configured, and the data acquisition module is controlled to acquire data; the collected data is sent to the data format dynamic control module, the data format dynamic control module is controlled to generate self-description information and store the self-description information to the information storage module, and the data format dynamic control module is controlled to store the data meeting the configuration information format to the information storage module.

The data acquisition module is used for preprocessing the data acquired by the general recorder, integrating the amplitude of the acquired analog signals into the range which can be processed by AD (analog-to-digital) and isolating the acquired analog signals.

The data storage module fixed area stores self-description information and acquired data.

The configurable acquisition port module provides a plurality of analog signal acquisition ports and digital signal acquisition ports, and selects the types and the number of the ports according to configuration information.

The configuration information storage module is used for storing configuration information of the upper computer, and the microprocessor reads data of the configuration information storage module to carry out acquisition information configuration in a data recording stage.

The data format dynamic control module generates self-description information of stored data and stores the self-description information into the information storage module when receiving a data storage instruction for the first time, and dynamically adjusts the storage format of the received acquired data and stores the data into the information storage module.

In a further embodiment, with reference to fig. 2, the general purpose recorder needs to perform information configuration before starting recording, and if no information configuration is performed, the recorder uses the default configuration of the general purpose recorder to read the data of the recorder through the upper computer after completing data recording, and the upper computer software displays the acquired data graphically. The process comprises the following steps:

and the microprocessor of the universal recorder receives the configuration information through the communication interface module and then stores the configuration information into the configuration information storage module, so that the information acquisition configuration of the recorder is completed. The configurable collected information is the basis of different collection tasks of the general recorder.

After the universal recorder is powered on, the universal recorder does not receive the information of the upper computer within a certain time, a data recording mode is entered, the microprocessor reads the configuration information of the configuration information storage module, the configurable acquisition port module is controlled to carry out port configuration according to the configuration information, and the data acquisition module carries out data acquisition through the configurable acquisition port module. The microprocessor sends the acquired data to the data format dynamic control module, and the data format dynamic control module receives the acquired data for the first time, generates self-description information and stores the self-description information to the data storage module. The self-description information includes: the number of channels, the types of the channels, the type of the collected data corresponding to each channel and the like. And the data format dynamic control module dynamically adjusts the storage format of the data, stores the data into the data storage module, and completes the power-off of the recorder after recording.

The general recorder enters a data reading mode after receiving a data reading command of the upper computer after being electrified, a microprocessor of the recorder reads data of the data storage module, the data comprises self-description information, and the upper computer stores the read data to the local.

And the general analysis program identifies the self-description information, analyzes the data according to the stored data format and graphically displays the time domain waveform of the acquired data.

The universal recorder is applied to flight tests of missile-borne equipment of different types, the test preparation is simple and convenient, the acquired data are accurate and effective, the test result is visual, the adaptable missile types are wide, and the universal recorder can be popularized and used.

The above embodiments of the present invention are only some embodiments of the present invention, and are examples of the present invention, and do not limit the embodiments of the present invention. Based on the embodiments of the present invention, those skilled in the art can make other variations or modifications based on the above description without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an missile-borne recorder, includes communication interface module (1), microprocessor (2), data acquisition module (3) and data storage module (4), its characterized in that: the system also comprises a configurable acquisition port module (5), a configuration information storage module (6) and a data format dynamic control module (7).

2. The payload recorder of claim 1, wherein: the upper computer sends recorder configuration information through the communication interface module (1), and the recorder configuration information is received by the microprocessor (2) and then stored in the configuration information storage module (6).

3. The payload recorder of claim 1, wherein: the microprocessor (2) configures the configurable acquisition port module (5) according to the configuration information stored in the configuration information storage module (6), and sets the acquisition characteristics of each acquisition port.

4. The payload recorder of claim 1, wherein: the data acquisition module (3) acquires the data on the missile through the configurable acquisition port module (5).

5. The payload recorder of claim 1, wherein: the microprocessor (2) sends the data acquired by the data acquisition module (3) to the data format dynamic control module (7), the data format dynamic control module (7) generates self-description information of a data format according to the configuration information stored in the configuration information storage module (6), and simultaneously performs storage format control on the acquired data and stores the self-description information and the acquired data in the data storage module (4).

6. The payload recorder of claim 1, wherein: in a data reading mode, the microprocessor (2) reads data in the data storage module (4) and sends the data to the upper computer through the communication interface module (1).

7. The payload recorder of claim 1, wherein: and after the microprocessor (2) sends the stored data to the upper computer, the self-description information of the data format is sent at the same time.

8. The self-describing information of claim 7, wherein: the natural language or formatted language description, including recorder configuration information and data format information, may be parsed using a common tool.