CN108008283A - Version number detection system and method - Google Patents
Version number detection system and method Download PDFInfo
- Publication number
- CN108008283A CN108008283A CN201711177968.1A CN201711177968A CN108008283A CN 108008283 A CN108008283 A CN 108008283A CN 201711177968 A CN201711177968 A CN 201711177968A CN 108008283 A CN108008283 A CN 108008283A
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- version number
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- wiring board
- detecting system
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- 238000001514 detection method Methods 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000002955 isolation Methods 0.000 claims abstract description 19
- 239000000523 sample Substances 0.000 claims description 12
- 238000012800 visualization Methods 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 3
- 238000012360 testing method Methods 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000012795 verification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2801—Testing of printed circuits, backplanes, motherboards, hybrid circuits or carriers for multichip packages [MCP]
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/36—Preventing errors by testing or debugging software
- G06F11/3604—Software analysis for verifying properties of programs
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- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Software Systems (AREA)
- Quality & Reliability (AREA)
- Tests Of Electronic Circuits (AREA)
Abstract
The invention provides a version number detection system and a method thereof, wherein the system comprises: the version number detection system comprises a version number sending module integrated in a circuit board of the singlechip to be detected and a version number detection system connected with corresponding pins of the circuit board of the singlechip to be detected; the version number sending module is used for generating a square wave with a specified duty ratio and fixed frequency at a specified pin by using a set version number; the version number detection system comprises: the device comprises an MCU main control module, a signal detection and isolation circuit module, a display module and a charge and discharge control module; the MCU main control module processes the data received by the signal detection and isolation circuit module to obtain version number information, the display module visually displays the version number information, and the charge and discharge control module can perform charge and discharge control on a rechargeable battery of the version number detection system. The invention can obtain the version number information of the program, is simple and easy to realize, is convenient to carry, is suitable for various occasions, and has wide application prospect in the field of testing of circuit boards.
Description
Technical field
The present invention relates to singlechip technology field, more particularly to a kind of version number's detecting system and method.
Background technology
Wiring board of the tradition using microcontroller as core, need to pass through the repeatedly debugging modification to software in debugging and production phase
And fully tested, to ensure the reliability of product.It has been a kind of to distinguish each version using the form of software version number
Effectively software development scheme is simultaneously widely used.
However, due to the relative immobility of hardware, can not judge currently to run by checking the means of hardware circuit soft
Part content.Verification and code can not be easily read out after single-chip microprocessor MCU software cryptography at present, is not also for machine code even if that can read
Verification and code.So as to, do not simply fail to examine software version number information, also there are it is cumbersome the problem of.
The content of the invention
The present invention is intended to provide a kind of version number's detecting system and method, to overcome the deficiencies in the prior art.
In order to solve the above technical problems, the technical scheme is that：
A kind of version number's detecting system, it includes：The version number's sending module being integrated in microcontroller wiring board to be detected
And the version number's detecting system being connected with the corresponding pin of microcontroller wiring board to be detected；
Version number's sending module, specified duty cycle and fixed frequency are generated by the version number of setting in designated pin
Square wave；
Version number's detecting system includes：MCU main control modules, signal detection and isolation circuit module, display module with
And charge and discharge control module；
The data that the MCU main control modules receive signal detection and isolation circuit module are handled, and obtain version
Number information, display module carry out visualization to version number information and show, charge and discharge control module can be to version number's detecting system
Rechargeable battery carries out charge and discharge control.
As the improvement of version number's detecting system of the present invention, the display module is included by LED display chips and number
The display screen of pipe composition.
As the improvement of version number's detecting system of the present invention, the signal detection and isolation circuit module include probe,
The signal detection and isolation circuit module are connected by the probe with the specified pin of the microcontroller wiring board to be detected
Connect.
As the improvement of version number's detecting system of the present invention, the charge and discharge control module further includes rechargeable battery, is
The charging module of rechargeable battery charging and it is powered protection for the MCU module and display module and is the charging
The charge and discharge protecting module of cell charge protection.
In order to solve the above technical problems, the technical scheme is that：
A kind of version number's detection method, it includes the following steps：
Generated in S1, microcontroller wiring board to be detected according to the version number of setting in designated pin and specify duty cycle and fixation
The square wave of frequency；
S2, the probe of version number's detecting system are connected with microcontroller wiring board designated pin to be detected；
S3, the duty cycle square wave data for reading designated pin, and it is decoded, obtain microcontroller wiring board to be detected
The version number of Program；
S4, the version number to the microcontroller wiring board Program to be detected of acquisition carry out visualization and show.
As the improvement of version number's detection method of the present invention, further included before the step S1：To microcontroller to be detected
Wiring board is powered on, and microcontroller wiring board to be detected is initialized.
Compared with prior art, the beneficial effects of the invention are as follows：The version number's detecting system and method for the present invention can be efficient
Program version information, and its simple easily realization are intuitively obtained in testing, and it is convenient to carry, and various occasions is applicable in, in circuit
The testing field of plate has broad application prospects.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is attached drawing needed in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments described in invention, for those of ordinary skill in the art, without creative efforts,
Other attached drawings can also be obtained according to these attached drawings.
Fig. 1 is a kind of module diagram of an embodiment of version number's detecting system of the present invention；
Fig. 2 is to invent a kind of method flow of an embodiment of version number's detection method to be intended to.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment, belongs to the scope of protection of the invention.
As shown in Figure 1, version number's detecting system of the present invention includes：The version being integrated in microcontroller wiring board to be detected
Number sending module 1 and the version number's detecting system 2 being connected with the corresponding pin of microcontroller wiring board to be detected.
Version number's sending module 1, the version number of setting is generated in designated pin and specifies duty cycle and fixed frequency
Square wave.
Version number's detecting system 2 includes：MCU main control modules 21, signal detection and isolation circuit module 22, display mould
Block 23 and charge and discharge control module 24.
The data that the MCU main control modules 21 receive signal detection and isolation circuit module 22 are handled, and are obtained
Version number information, display module 23 carry out visualization to version number information and show, charge and discharge control module 24 can examine version number
The rechargeable battery of examining system carries out charge and discharge control.
Further, the signal detection and isolation circuit module 22 further include the first probe 25, second probe 26.
The specified pipe that version number's detecting system 2 passes through the described first probe 25 and the microcontroller wiring board to be detected
Foot is connected, and is grounded by the described second probe 26.The signal detection and isolation circuit module 22 are arranged at described
Between first 25 and MCU of probe main control modules 21.The isolation circuit part of the signal detection and isolation circuit module 22 is used for
Electrical isolation is carried out, to prevent detecting voltage to be more than the maximum voltage that system can be born.The signal detection and isolation circuit mould
The frequency signal that the signal detection circuit part of block 22 is used for the carrying communication data to input carries out preposition processing, including filtering
With reject high-frequency interferencing signal, to input waveform carry out shaping be converted into the MCU main control modules 21 can identify it is effective
Signal.
The display module 23 is shown for carrying out visualization to the version number information.Specifically, the display module
23 display screens including being made of LED display chips and charactron.In one embodiment, the display screen is by serial LED
Display chip and 4 eight segment numeral pipes compositions.
In addition, version number's detecting system 2 further include that charge and discharge control module 24 can be to version number's detecting system can
Rechargeable battery carries out charge and discharge control.
Charge and discharge control module 24 further includes rechargeable battery 27 and the charging module 28 for the rechargeable battery 27 charging,
Wherein, the rechargeable battery 27 for the MCU main control modules 21, signal detection and isolation circuit module 22, display module 23 into
Row power supply.The charging module 28 can be DC charging modules, it can fill it in 27 not enough power supply of rechargeable battery
Electricity, to ensure the continuous firing of system.
The charge and discharge control module 24 further includes charge and discharge protecting module 29, the charge and discharge protecting module 29 with it is described
Rechargeable battery 27 is electrically connected, and the charge and discharge process of the rechargeable battery 27 is controlled, so as to avoid super-charge super-discharge
Cause damage to rechargeable battery 27.
As shown in Fig. 2, based on identical technical concept, the present invention also provides a kind of side for reading SCM program version number
Method, this method comprises the following steps：
Generated in S1, microcontroller wiring board to be detected according to the version number of setting in designated pin and specify duty cycle and fixation
The square wave of frequency；
In order to realize the purpose of step S1, microcontroller wiring board to be detected is according to the version number set in program and refers to
Fixed any one pin output version number information.Version number's high position is represented with the time shared by high level in a cycle, with one
The time shared by low level represents version number's low level in cycle.After determining the shared time, pin is exported with the square wave of fixed frequency
Version number information.In addition, further included before the step S1：Microcontroller wiring board to be detected is powered on, and to be detected
Microcontroller wiring board is initialized.
S2, the probe of version number's detecting system are connected with microcontroller wiring board designated pin to be detected；
S3, the duty cycle square wave data for reading designated pin, and it is decoded, obtain microcontroller wiring board to be detected
The version number of Program；
S4, the version number to the microcontroller wiring board Program to be detected of acquisition carry out visualization and show.
In one embodiment, can be by forming display screen to version by serial LED display chip and 4 eight segment numeral pipes
This number carries out visualization display and carries out visualization and show.
In conclusion the version number's detecting system and method for the present invention efficiently can intuitively obtain program version in testing
Number information, and its it is simple easily realize, it is convenient to carry, and is applicable in various occasions, and the testing field of assist side has wide application
Prospect.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference numeral in claim should not be considered as to the involved claim of limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical solution, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (6)
- A kind of 1. version number's detecting system, it is characterised in that the system comprises：It is integrated in microcontroller wiring board to be detected Version number's sending module and the version number's detecting system being connected with the corresponding pin of microcontroller wiring board to be detected；The version number of setting, is generated the side for specifying duty cycle and fixed frequency by version number's sending module in designated pin Ripple；Version number's detecting system includes：MCU main control modules, signal detection and isolation circuit module, display module and fill Control of discharge module；The data that the MCU main control modules receive signal detection and isolation circuit module are handled, and obtain version number's letter Breath, display module carry out visualization to version number information and show, charge and discharge control module can filling to version number's detecting system Battery carries out charge and discharge control.
- 2. version number's detecting system according to claim 1, it is characterised in that the display module includes being shown by LED The display screen of chip and charactron composition.
- 3. version number's detecting system according to claim 1, it is characterised in that the signal detection and isolation circuit module Including probe, the signal detection and isolation circuit module are specified by the probe and the microcontroller wiring board to be detected Pin is connected.
- 4. version number's detecting system according to claim 1, it is characterised in that the charge and discharge control module, which further includes, fills Battery, the charging module for rechargeable battery charging and be the MCU module and display module be powered protection and For the charge and discharge protecting module of the rechargeable battery charge protection.
- 5. a kind of version number's detection method, it is characterised in that described method includes following steps：Generated in S1, microcontroller wiring board to be detected according to the version number of setting in designated pin and specify duty cycle and fixed frequency Square wave；S2, the probe of version number's detecting system are connected with microcontroller wiring board designated pin to be detected；S3, the duty cycle square wave data for reading designated pin, and it is decoded, obtain microcontroller wiring board intermediate range to be detected The version number of sequence；S4, the version number to the microcontroller wiring board Program to be detected of acquisition carry out visualization and show.
- 6. version number's detection method according to claim 5, it is characterised in that further included before the step S1：Treat Detection microcontroller wiring board is powered on, and microcontroller wiring board to be detected is initialized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711177968.1A CN108008283A (en) | 2017-11-23 | 2017-11-23 | Version number detection system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711177968.1A CN108008283A (en) | 2017-11-23 | 2017-11-23 | Version number detection system and method |
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| Publication Number | Publication Date |
|---|---|
| CN108008283A true CN108008283A (en) | 2018-05-08 |
Family
ID=62053266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711177968.1A Pending CN108008283A (en) | 2017-11-23 | 2017-11-23 | Version number detection system and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111274102A (en) * | 2020-02-10 | 2020-06-12 | 成都归谷环境科技有限责任公司 | Novel PCBA state information indication method |
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| CN106650460A (en) * | 2016-11-15 | 2017-05-10 | 上海华为技术有限公司 | Version check method and device and terminal equipment |
| CN106817197A (en) * | 2016-12-23 | 2017-06-09 | 上海致远绿色能源股份有限公司 | A kind of communication decoding method based on duty ratio modulation |
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2017
- 2017-11-23 CN CN201711177968.1A patent/CN108008283A/en active Pending
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| CN103019932A (en) * | 2012-11-26 | 2013-04-03 | 山东省科学院自动化研究所 | Method for acquiring embedded software edition information |
| CN203706198U (en) * | 2013-10-09 | 2014-07-09 | 深圳市邦彦信息技术有限公司 | PCB (printed circuit board) version number identification circuit and device |
| CN103617408A (en) * | 2013-11-19 | 2014-03-05 | 福建鑫诺通讯技术有限公司 | Magnetic stripe card decoding circuit based on AD sampling |
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| CN111274102A (en) * | 2020-02-10 | 2020-06-12 | 成都归谷环境科技有限责任公司 | Novel PCBA state information indication method |
| CN111274102B (en) * | 2020-02-10 | 2023-07-28 | 成都归谷环境科技有限责任公司 | PCBA state information indication method |
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Application publication date: 20180508 |