CN110888363A - Embedded service terminal based on linux system - Google Patents

Abstract

The invention belongs to the technical field of computers, and particularly relates to an embedded service terminal based on a linux system, which comprises a central processing unit, wherein the output end of the central processing unit is electrically connected with the input end of a Bluetooth module, the output end of the Bluetooth module is electrically connected with the input end of an acquisition terminal, the output end of the central processing unit is electrically connected with the input end of an encryption and decryption module, the output end of the central processing unit is electrically connected with the input end of a fault processing device, the output end of the central processing unit is electrically connected with the input end of a transceiver, a power conversion module is electrically connected with the input end of an overload protection module, and the acquisition terminal comprises a state acquisition device and an on-off controller. The invention enables the user to know the safety condition in the house at any time and any place, realizes the wireless communication between the service terminal and the user terminal, is more intelligent, and enables the service terminal to be safer and more stable in the operation process and not easy to break down.

Description

Embedded service terminal based on linux system

Technical Field

The invention relates to the technical field of computers, in particular to an embedded service terminal based on a linux system.

Background

Linux is a Unix-like operating system which is free to use and spread freely, is a multi-user, multi-task, multi-thread and multi-CPU supporting operating system based on POSIX and Unix, can run main Unix tool software, application programs and network protocols, and supports 32-bit and 64-bit hardware. Linux inherits the design idea of Unix with a network as a core, is a multi-user network operating system with stable performance, and in order to meet the living needs of people, various household appliances (namely service terminals) are derived in the market, and an embedded service terminal based on the Linux system is just one of the household appliances.

The existing embedded service terminal based on the linux system has single function, cannot monitor and collect various data of an indoor environment in real time, sends abnormal data to a user terminal, cannot know the safety condition of a home at any time and any place, and is not intelligent enough.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides an embedded service terminal based on a linux system, and solves the problem that the existing embedded service terminal based on the linux system is single in function and not intelligent enough.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an embedded service terminal based on linux system, includes central processing unit, central processing unit's output and bluetooth module's input electric connection, bluetooth module's output and the input electric connection of gathering the terminal, central processing unit's output and the input electric connection of encryption decryption module, central processing unit's output and fault handling device's input electric connection, central processing unit's output and the input electric connection of transceiver, the input electric connection of power conversion module and overload protection module.

The acquisition terminal comprises a state collector and a switch controller, wherein the state collector consists of a temperature and humidity sensor, a smoke sensor and a methane sensor.

As a preferred technical solution of the present invention, the fault processing apparatus includes a communication module, a recording module, a fault processing module, and a fault analysis module.

As a preferred embodiment of the present invention, the transceiver includes a wired interface and a wireless interface.

As a preferred technical scheme of the invention, the state collector is used for collecting the environmental data of the service terminal in real time and feeding the environmental data back to the central processing unit through the Bluetooth module.

As a preferred technical solution of the present invention, the fault processing apparatus is configured to process and analyze a fault problem of a service terminal, record the fault, and finally transmit a recorded electronic text to a central processing unit through a communication module.

As a preferred technical solution of the present invention, the transceiver is configured to feed back the recorded environment data and fault data to the user terminal, so that the user terminal generates a control command related to the service terminal according to the feedback information.

As a preferred technical solution of the present invention, the encryption and decryption module is used to add a security based on the communication protocol encryption of the bluetooth module itself, and the encryption mode adopted by the encryption and decryption module is different from the encryption mode of the bluetooth module itself, so as to increase the security and anti-intrusion function of the service terminal.

As a preferred technical solution of the present invention, the power conversion module is used for limiting a transmission range of the bluetooth module, and ensuring information transmission security.

As a preferred technical solution of the present invention, the overload protection module is used to improve the voltage or current impact resistance of the cpu and ensure the normal operation of the cpu.

(III) advantageous effects

Compared with the prior art, the invention provides an embedded service terminal based on a linux system, which has the following beneficial effects:

1. this embedded service terminal based on linux system, through setting up acquisition terminal, the fault handling device, bluetooth module, central processing unit and transceiver, acquisition terminal gathers indoor data, and send unqualified data to central processing unit through bluetooth module, then give user terminal through the transceiver, remind the user to make counter-measures, the fault handling device can carry out trouble self-checking and investigation to service terminal, make the user can know the interior safety condition of home anytime and anywhere, realized the unlimited communication between this service terminal and the user terminal, it is more intelligent.

2. This embedded service terminal based on linux system through setting up encryption decryption module, power conversion module and overload protection module, and encryption decryption module increases service terminal's the function of preventing invading safely, and power conversion module has improved data transmission's security, and overload protection module has improved central processing unit's the function of preventing current impact, makes this service terminal safety and stability more in the operation process, is difficult for breaking down.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of an acquisition terminal structure according to the present invention;

FIG. 3 is a schematic diagram of a transceiver according to the present invention;

fig. 4 is a schematic structural diagram of a fault handling device according to the present invention.

In the figure: 1. a central processing unit; 2. a Bluetooth module; 3. collecting a terminal; 301. a state collector; 302. A switch controller; 3011. a temperature and humidity sensor; 3012. a smoke sensor; 3013. a methane sensor; 4. an encryption and decryption module; 5. a fault handling device; 501. a communication module; 502. a recording module; 503. a fault handling module; 504. a fault analysis module; 6. a transceiver; 601. a wired interface; 602. A wireless interface; 7. a power conversion module; 8. and an overload protection module.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides an embedded service terminal based on linux system, including central processing unit 1, central processing unit 1's output andbluetooth module 2's input electric connection,bluetooth module 2's output andacquisition terminal 3's input electric connection, central processing unit 1's output andencryption decryption module 4's input electric connection, central processing unit 1's output andfault handling device 5's input electric connection, central processing unit 1's output andtransceiver 6's input electric connection,power conversion module 7 andoverload protection module 8's input electric connection.

Theacquisition terminal 3 comprises astate acquisition device 301 and aswitch controller 302, wherein thestate acquisition device 301 comprises a temperature andhumidity sensor 3011, asmoke sensor 3012 and amethane sensor 3013.

In this embodiment, throughacquisition terminal 3, temperature andhumidity sensor 3011,smoke sensor 3012 andmethane sensor 3013 instate collector 301 gather indoor temperature and humidity data, smoke content data and methane content data in real time, and transmit the data of gathering to central processing unit 1 throughbluetooth module 2, central processing unit 1 compares and analyzes all data and settlement data value, extract the data that exceed the setting value, and feed back the fault data to user terminal throughtransceiver 6, so that make user terminal generate the control command relevant with service terminal according to feedback information, user terminal can be to the audio-visual understanding of indoor data, so that in time make the answer scheme.

Specifically, thefault handling apparatus 5 includes acommunication module 501, arecording module 502, afault handling module 503, and afault analysis module 504.

In this embodiment, if the service terminal itself fails, thefault analysis module 504 analyzes the fault cause and the fault point, determines the fault cause and the fault point, and automatically processes the fault cause according to a set program through thefault processing module 503, and if the service terminal encounters a program beyond a set range, therecording module 502 records information such as the fault cause, and then sends the information to the central processing unit 1 through thecommunication module 501, and the central processing unit 1 integrates the information and sends the fault record to the user terminal through thetransceiver 6, so that the user terminal searches for a solution.

In particular, thetransceiver 6 comprises a wired interface 601 and awireless interface 602.

In this embodiment, thetransceiver 6 is used for performing wireless communication transmission on the fault data and the collected data with the user terminal.

Specifically, thestate collector 301 is configured to collect environment data of the service terminal in real time, and feed back the environment data to the central processing unit 1 through thebluetooth module 2.

In this embodiment, the indoor environment data is collected and wirelessly transmitted.

Specifically, thefault processing device 5 is configured to process and analyze a fault problem of the service terminal, record the fault, and finally transmit the recorded electronic text to the central processing unit 1 through thecommunication module 501.

In this embodiment, thefault processing apparatus 5 and thecommunication module 501 cooperate to transmit fault data.

Specifically, thetransceiver 6 is configured to feed back the recorded environment data and fault data to the user terminal, so that the user terminal generates a control command related to the service terminal according to the feedback information.

In this embodiment, the user terminal is enabled to receive data and transmit instructions through thetransceiver 6.

Specifically, the encryption anddecryption module 4 is used for adding one insurance on the basis of the encryption of the communication protocol of theBluetooth module 2, the encryption mode adopted by the encryption anddecryption module 4 is different from the encryption mode of theBluetooth module 2, and the security anti-intrusion function of the service terminal is increased.

In the embodiment, the security anti-intrusion function of the service terminal is improved.

Specifically, thepower conversion module 7 is used for limiting the transmission range of thebluetooth module 2 and ensuring the information transmission security.

In this embodiment, the data transmitted by thebluetooth module 2 can be prevented from being stolen by the outside.

Specifically, theoverload protection module 8 is used to improve the voltage or current impact resistance of the cpu 1, and ensure the normal operation of the cpu 1.

In this embodiment, theoverload protection module 8 protects the central processing unit 1, thereby avoiding economic loss.

The working principle and the using process of the invention are as follows: through the acquisition terminal 3, the temperature and humidity sensor 3011, the smoke sensor 3012 and the methane sensor 3013 in the state acquisition unit 301 acquire indoor temperature and humidity data, smoke content data and methane content data in real time, and transmit the acquired data to the central processing unit 1 through the bluetooth module 2, the central processing unit 1 compares and analyzes all data and set data values, extracts data exceeding a set value, and feeds back fault data to the user terminal through the transceiver 6, so that the user terminal generates a control instruction related to the service terminal according to feedback information, the user terminal can visually know indoor data so as to timely make a response scheme, if the service terminal has a fault, the fault analysis module 504 analyzes the fault reason and fault point, confirms the fault reason and fault point, and automatically processes the fault reason according to a set program through the fault processing module 503, if the program exceeds the set range, the recording module 502 records information such as fault reasons, and then the information is sent to the central processing unit 1 through the communication module 501, the central processing unit 1 integrates the information, and the fault record is sent to the user terminal through the transceiver 6, so that the user terminal can find a solution, in the process of data transmission of the Bluetooth module 2, the power conversion module 7 limits the transmission range of the Bluetooth by about 2 meters, thereby not only ensuring the transmission safety and preventing signal interference, but also further reducing the radiation value, the overload protection module 8 protects the central processing unit 1, and the current and voltage can cause impact on the central processing unit 1 during overload, so that the central processing unit 1 is damaged.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (9)

1. An embedded service terminal based on linux system, includes central processing unit (1), its characterized in that: the output end of the central processing unit (1) is electrically connected with the input end of the Bluetooth module (2), the output end of the Bluetooth module (2) is electrically connected with the input end of the acquisition terminal (3), the output end of the central processing unit (1) is electrically connected with the input end of the encryption and decryption module (4), the output end of the central processing unit (1) is electrically connected with the input end of the fault processing device (5), the output end of the central processing unit (1) is electrically connected with the input end of the transceiver (6), and the power conversion module (7) is electrically connected with the input end of the overload protection module (8);

the acquisition terminal (3) comprises a state acquisition device (301) and a switch controller (302), wherein the state acquisition device (301) is composed of a temperature and humidity sensor (3011), a smoke sensor (3012) and a methane sensor (3013).

2. The linux system-based embedded service terminal of claim 1, wherein: the fault processing device (5) comprises a communication module (501), a recording module (502), a fault processing module (503) and a fault analysis module (504).

3. The linux system-based embedded service terminal of claim 1, wherein: the transceiver (6) comprises a wired interface (601) and a wireless interface (602).

4. The linux system-based embedded service terminal of claim 1, wherein: the state collector (301) is used for collecting environmental data of the service terminal in real time and feeding back the environmental data to the central processing unit (1) through the Bluetooth module (2).

5. The linux system-based embedded service terminal of claim 2, wherein: the fault processing device (5) is used for processing and analyzing the fault problem of the service terminal, recording the fault, and finally transmitting the recorded electronic text to the central processing unit (1) through the communication module (501).

6. The linux system-based embedded service terminal of claim 1, wherein: the transceiver (6) is used for feeding back the recorded environment data and fault data to the user terminal so that the user terminal can generate a control instruction related to the service terminal according to the feedback information.

7. The linux system-based embedded service terminal of claim 1, wherein: encryption and decryption module (4) are used for on the basis of bluetooth module (2) communication protocol encryption itself, the insurance of one of increase, the encryption mode that encryption and decryption module (4) adopted is different with bluetooth module (2) encryption mode itself, increases service terminal's the function of preventing invading safely.

8. The linux system-based embedded service terminal of claim 1, wherein: the power conversion module (7) is used for limiting the transmission range of the Bluetooth module (2) and ensuring the information transmission safety.

9. The linux system-based embedded service terminal of claim 1, wherein: the overload protection module (8) is used for improving the voltage or current impact resistance of the central processing unit (1) and ensuring the normal operation of the central processing unit (1).

Images