CN113419768A - Program and parameter two-in-one writing device with protection - Google Patents
Program and parameter two-in-one writing device with protection Download PDFInfo
- Publication number
- CN113419768A CN113419768A CN202110491737.8A CN202110491737A CN113419768A CN 113419768 A CN113419768 A CN 113419768A CN 202110491737 A CN202110491737 A CN 202110491737A CN 113419768 A CN113419768 A CN 113419768A
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- interface
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- program
- upper computer
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- 238000004891 communication Methods 0.000 claims abstract description 22
- 238000012795 verification Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F8/00—Arrangements for software engineering
- G06F8/70—Software maintenance or management
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
- G06F21/12—Protecting executable software
- G06F21/121—Restricting unauthorised execution of programs
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
- G06F21/82—Protecting input, output or interconnection devices
- G06F21/85—Protecting input, output or interconnection devices interconnection devices, e.g. bus-connected or in-line devices
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/448—Execution paradigms, e.g. implementations of programming paradigms
- G06F9/4482—Procedural
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- Engineering & Computer Science (AREA)
- Software Systems (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Security & Cryptography (AREA)
- Computer Hardware Design (AREA)
- Multimedia (AREA)
- Technology Law (AREA)
- Storage Device Security (AREA)
Abstract
The invention discloses a program and parameter two-in-one writing device with protection, which comprises: the upper computer interface is a common interface for downloading programs and parameters; when the main control unit is in a first working mode, the data communication between the upper computer interface and the program writing interface is communicated, and the data communication between the upper computer interface and the parameter writing interface is disconnected; and when the main control unit is in a second working mode, the data communication between the upper computer interface and the program writing interface is disconnected, and the data communication between the upper computer interface and the parameter writing interface is communicated. Compared with the original device, the two functions of the writing program and the writing parameter are integrated, and compared with the original program and the original parameter writing device, the writing program and the writing parameter can be switched only by switching the program writing interface/the parameter writing interface to be communicated with the upper computer interface in data communication, and the program setting line and the parameter setting line do not need to be plugged or unplugged when the power is on.
Description
Technical Field
The invention relates to the technical field of programs and parameter writing devices of automobile electronic products, in particular to a program and parameter two-in-one writing device with protection.
Background
In the prior art, upper computer software writes a target program into an instrument through a program setting line and writes parameters into the instrument through a parameter setter.
However, the above-mentioned ending scheme has the following technical disadvantages:
1. the writing of instrument programs and parameters requires replacing two devices, namely a program setting line and a parameter setter.
2. The program setting line and the parameter setting device can not be plugged or unplugged when the instrument is electrified, otherwise the program setting line and the parameter setting device can be damaged.
3. The parameter setting device needs to use a USB alone to get electricity from an upper computer.
4. The program and the parameters can be easily written by unauthorized persons of third parties at will.
Disclosure of Invention
The present invention is directed to overcome the above technical deficiencies, and to provide a program and parameter two-in-one writing device with protection, which solves at least one of the technical problems in the background art.
In order to achieve the above technical object, a technical solution of the present invention provides a program and parameter two-in-one writing device with protection, including:
the upper computer interface is a common interface for downloading programs and parameters;
the program writing interface can be in signal connection with the upper computer interface;
the parameter writing interface can also be in signal connection with the upper computer interface;
the main control unit can be switched between a first working mode and a second working mode, and when the main control unit is in the first working mode, the data communication between the upper computer interface and the program writing interface is communicated, and the data communication between the upper computer interface and the parameter writing interface is disconnected; and when the main control unit is in a second working mode, the data communication between the upper computer interface and the program writing interface is disconnected, and the data communication between the upper computer interface and the parameter writing interface is communicated.
Furthermore, the upper computer interface, the program writing interface and the parameter writing interface are integrated in the same protection shell.
Furthermore, the program and parameter two-in-one writing device with protection also comprises a surge protection circuit.
Furthermore, the program and parameter two-in-one writing device with protection also comprises an electrostatic protection circuit.
The main control unit further has a third working mode, when the main control unit is in the third working mode, the data communication between the upper computer interface and the program writing interface and between the upper computer interface and the parameter writing interface is disconnected, the protected program and parameter two-in-one writing device further comprises an identity verification unit and an identity IC card, the identity verification unit is in signal connection with the main control unit, the identity verification unit is provided with an IC card identification socket and is used for receiving first verification information of the identity IC card, and when the identity verification unit passes the first verification information, the main control unit can be switched between the first working mode and the second working mode; and when the identity authentication unit fails to pass the first authentication information, the main control unit is in a third working mode.
Furthermore, the upper computer interface, the program writing interface, the parameter writing interface and the IC card identification socket are respectively arranged on four side surfaces of the protection shell.
Further, the upper computer interface is an RS232 interface.
Compared with the prior art, the invention has the beneficial effects that: compared with the original device, the two functions of the writing program and the writing parameter are integrated, and compared with the original program and the original parameter writing device, the writing program and the writing parameter can be switched only by switching the program writing interface/the parameter writing interface to be communicated with the upper computer interface in data communication, and the program setting line and the parameter setting line do not need to be plugged or unplugged when the power is on.
Drawings
FIG. 1 is a schematic view of a first perspective structure of a protected program and parameter two-in-one writing device according to the present invention;
FIG. 2 is a schematic diagram of a second perspective structure of the protected program and parameter two-in-one writing apparatus according to the present invention;
fig. 3 is a schematic control structure diagram of a program and parameter two-in-one writing device with protection according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1, fig. 2, and fig. 3, the present embodiment provides a program and parameter two-in-one writing device with protection, including: the system comprises an upper computer interface 1, a program writing interface 2, a parameter writing interface 3 and a main control unit 4.
The upper computer interface 1 is a common interface for downloading programs and parameters, the program writing interface 2 can be in signal connection with the upper computer interface 1, the parameter writing interface 3 can also be in signal connection with the upper computer interface 1, the main control unit 4 can be switched between a first working mode and a second working mode, and when the main control unit 4 is in the first working mode, data communication between the upper computer interface 1 and the program writing interface 2 is communicated, and data communication between the upper computer interface 1 and the parameter writing interface 3 is disconnected; when the main control unit 4 is in the second working mode, the data communication between the upper computer interface 1 and the program writing interface 2 is disconnected, and the data communication between the upper computer interface 1 and the parameter writing interface 3 is communicated, in this embodiment, the upper computer interface 1 is an RS232 interface.
Compared with the original device, the two functions of the writing program and the writing parameter are integrated, and compared with the original program and the original parameter writing device, the writing program and the writing parameter can be switched only by switching the data communication between the program writing interface 2/the parameter writing interface 3 and the upper computer interface 1, and the program setting line and the parameter setting line do not need to be plugged or pulled when the power is on.
In this embodiment, the upper computer interface 1, the program writing interface 2, and the parameter writing interface 3 are integrated in the same protection casing, and the main control unit 4 is embedded in the protection casing.
The program and parameter two-in-one writing device with protection further comprises a surge protection circuit, an electrostatic protection circuit and a reverse connection protection and indicator light reminding function.
In order to avoid random writing of programs and parameters by unauthorized third-party personnel, the present embodiment also provides a preferred implementation manner, the main control unit 4 further has a third operating mode, when the main control unit 4 is in a third working mode, the data communication between the upper computer interface 1 and the program writing interface 2 and the parameter writing interface 3 is disconnected, the program and parameter two-in-one writing device with protection also comprises an identity authentication unit 5 and an identity IC card 6, the identity authentication unit is in signal connection with the main control unit, the identity authentication unit 5 is provided with an IC card identification socket 51, the identity authentication unit 5 is used for receiving first authentication information of the identity IC card 6, when the identity authentication unit 5 authenticates that the first authentication information passes, the main control unit 4 can switch between a first working mode and a second working mode; when the authentication unit 5 fails to pass the first authentication information, the main control unit 4 is in a third working mode, and only when an operator inserts the IC card 6 authorized to have correct first authentication information into the IC card identification socket 51, the program or parameter can be written in.
In this embodiment, the upper computer interface 1, the program writing interface 2, the parameter writing interface 3, and the IC card identification socket 51 are respectively provided on four side surfaces of the protection housing, so as to avoid interference in the plugging process.
The protected program and parameter two-in-one writing device is communicated with an upper computer through an RS232 interface, program downloading software of the upper computer directly downloads a target program to an instrument through an RS232 interface, parameter downloading software of the upper computer downloads parameters to a parameter setting device (main control unit) through the RS232 interface, and the parameters are encrypted by the parameter setting device and then written into the instrument.
The above-described embodiments of the present invention should not be construed as limiting the scope of the present invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the protection scope of the claims of the present invention.
Claims (7)
1. The utility model provides a program of area protection, two unification write in devices of parameter which characterized in that includes:
the upper computer interface is a common interface for downloading programs and parameters;
the program writing interface can be in signal connection with the upper computer interface;
the parameter writing interface can also be in signal connection with the upper computer interface;
the main control unit can be switched between a first working mode and a second working mode, and when the main control unit is in the first working mode, the data communication between the upper computer interface and the program writing interface is communicated, and the data communication between the upper computer interface and the parameter writing interface is disconnected; and when the main control unit is in a second working mode, the data communication between the upper computer interface and the program writing interface is disconnected, and the data communication between the upper computer interface and the parameter writing interface is communicated.
2. The protected program and parameter two-in-one writing device according to claim 1, wherein the host computer interface, the program writing interface and the parameter writing interface are integrated in the same protection shell.
3. The protected program and parameter two-in-one writing device according to claim 1, further comprising a surge protection circuit.
4. The protected program and parameter two-in-one writing device according to claim 1, further comprising an electrostatic protection circuit.
5. The protected program and parameter two-in-one writing device according to claim 2, wherein the main control unit further has a third operating mode, when the main control unit is in the third operating mode, the data communication between the upper computer interface and the program writing interface and between the upper computer interface and the parameter writing interface is disconnected, the protected program and parameter two-in-one writing device further includes an authentication unit and an identity IC card, the authentication unit is in signal connection with the main control unit, the authentication unit has an IC card identification socket, the authentication unit is configured to receive first authentication information of the identity IC card, and when the authentication unit passes the first authentication information, the main control unit is switchable between the first operating mode and the second operating mode; and when the identity authentication unit fails to pass the first authentication information, the main control unit is in a third working mode.
6. The protected program and parameter two-in-one writing device according to claim 5, wherein the upper computer interface, the program writing interface, the parameter writing interface and the IC card identification socket are respectively arranged on four side surfaces of the protection shell.
7. The protected program and parameter two-in-one writing device according to claim 1, wherein the host interface is an RS232 interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110491737.8A CN113419768A (en) | 2021-05-06 | 2021-05-06 | Program and parameter two-in-one writing device with protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110491737.8A CN113419768A (en) | 2021-05-06 | 2021-05-06 | Program and parameter two-in-one writing device with protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113419768A true CN113419768A (en) | 2021-09-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110491737.8A Pending CN113419768A (en) | 2021-05-06 | 2021-05-06 | Program and parameter two-in-one writing device with protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113419768A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110531998A (en) * | 2019-09-04 | 2019-12-03 | 青岛海信宽带多媒体技术有限公司 | A kind of firmware programming method of optical module and optical module |
| CN112148312A (en) * | 2020-09-15 | 2020-12-29 | 中国第一汽车股份有限公司 | Firmware upgrading management method, device, equipment and medium for electronic controller |
-
2021
- 2021-05-06 CN CN202110491737.8A patent/CN113419768A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110531998A (en) * | 2019-09-04 | 2019-12-03 | 青岛海信宽带多媒体技术有限公司 | A kind of firmware programming method of optical module and optical module |
| CN112148312A (en) * | 2020-09-15 | 2020-12-29 | 中国第一汽车股份有限公司 | Firmware upgrading management method, device, equipment and medium for electronic controller |
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| PB01 | Publication | ||
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Application publication date: 20210921 |
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| RJ01 | Rejection of invention patent application after publication |