CN109946520A - Products configuration identifying system and method - Google Patents
Products configuration identifying system and method Download PDFInfo
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- CN109946520A CN109946520A CN201711385404.7A CN201711385404A CN109946520A CN 109946520 A CN109946520 A CN 109946520A CN 201711385404 A CN201711385404 A CN 201711385404A CN 109946520 A CN109946520 A CN 109946520A
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Abstract
The present invention provides a kind of products configuration identifying system and method.The system comprises products configuration identification device and data processing equipments, the products configuration identification device includes: two external connection units, two external connection unit short circuits connection corresponding with identification two pins of resistance of product, different identification resistances correspond to different products configurations；Bleeder circuit unit forms a bleeder circuit with the identification resistance of product, for exporting identification resistance information；AD conversion unit, the identification resistance information for exporting the bleeder circuit unit are converted into digital signal；Data transmission unit, the digital signal for exporting the AD conversion unit are converted into the information that can be handled by the data processing equipment；The data processing equipment, for will be from the storage unit of information that the data transmission unit obtains write-in product.The present invention can be conducive to the stability and miniaturization of product, while reducing and obtaining extra cost attached by products configuration.
Description
Technical field
The present invention relates to technical field of electronic products more particularly to a kind of products configuration identifying systems and method.
Background technique
For the considerations of stablizing supply chain, multiple modules inside the same electronic product are often designed as on hardware
It can be compatible with the component of different suppliers, while the demand of different terminals user can pass through the configuration to existing project sometimes
Fine tuning complete.
For the convenience of project management, the above different products configuration often only corresponds to a system firmware for many companies,
Simultaneously in order to which the quality of product is managed, it is desirable that same system firmware, being capable of automatic identification under conditions of being not necessarily to manual intervention
These different products configurations.
It is current to realize the configuration of same system firmware identification different product there are mainly two types of mode:
1, ADC mode: designing a bleeder circuit in the product, and different partial pressures corresponds to different products configurations, simultaneously
It designs analog-to-digital conversion (ADC) circuit in systems again and detects this partial pressure, after system firmware obtains the reading of ADC
Obtain current products configuration.
2, GPI mode: if the universal input pin (GPI) that system is available free, can also pass through external circuit pair
The additional Different Logic level combinations of these input pins, system firmware are current to obtain according to this different logic level combination
Products configuration.
In the implementation of the present invention, inventor's discovery at least has the following technical problems in the prior art:
Existing two ways requires to add additional hardware in the product, and wherein ADC mode needs additional partial pressure
Circuit, GPI mode needs additional system input pin, so that the circuit complexity of product increases, cost is improved, and then causes
The unstability of product increases；Moreover, the area that these additional circuits are likely to result in printed circuit board increases, it is unfavorable for producing
The miniaturization of product.
Summary of the invention
Products configuration identifying system and method provided by the invention can simplify the process for obtaining current production configuration, have
Conducive to the stability and miniaturization of product, while reducing and obtaining the attached extra cost of current production configuration.
In a first aspect, the present invention provides a kind of products configuration identifying system, including at products configuration identification device and data
Manage device, wherein
The products configuration identification device includes:
Two external connection units, two external connection unit short circuits corresponding with identification two pins of resistance of product
Connection, wherein different identification resistances correspond to different products configurations；
Bleeder circuit unit forms a bleeder circuit with the identification resistance of product, for exporting identification resistance information；
AD conversion unit is connect with the bleeder circuit unit, the identification for exporting the bleeder circuit unit
Resistance information is converted into digital signal；
Data transmission unit is connect with the AD conversion unit, the number for exporting the AD conversion unit
Signal is converted into the information that can be handled by the data processing equipment；
The data processing equipment is connect with the data transmission unit, for that will obtain from the data transmission unit
Information write-in product storage unit in.
Optionally, the products configuration identification device further includes power supply unit, connect, is used for the bleeder circuit unit
Stable voltage is exported to the bleeder circuit unit.
Optionally, said supply unit, AD conversion unit, one of external connection unit and data transmission unit phase
Electricity is realized altogether between mutually.
Optionally, the bleeder circuit unit includes divider resistance.
Optionally, electrical short is realized in the output of a pad of the divider resistance and said supply unit, another
Pad and another external connection unit realize electrical short and are connected to the AD conversion unit.
Optionally, two of the identification resistance of two external connection units of the products configuration identification device and product draw
Corresponding two external connection units of foot are hard contact or metal clips.
Optionally, two pins of the identification resistance of the product distinguish two corresponding external connection unit electricity
Short circuit, the identification resistance of the product and other circuits in addition to described two external connection units do not generate electrical short pass
System.
Second aspect, the present invention provide a kind of products configuration recognition methods, comprising:
The mapping table of identification resistance and products configuration is set；
According to different products configurations, different identification resistance is set on product；
The identification resistance information of product is obtained by products configuration identification device；
It, will be in the storage unit of the identification resistance information write-in product by data processing equipment；
When product is run, according to the identification resistance information and the identification resistance and products configuration in storage unit
Mapping table, determine current products configuration.
Optionally, the mapping table of the setting identification resistance and products configuration includes:
According to the difference of products configuration, configured for every kind and specify an identification resistance, generate identification resistance and
The mapping table of products configuration.
Optionally, the identification resistance information for obtaining product by products configuration identification device includes:
Pass through the partial pressure electricity of the identification resistance composition of the bleeder circuit unit and product in the products configuration identification device
Road output identification resistance information；
It will be described by the AD conversion unit being connect in the products configuration identification device with the bleeder circuit unit
The identification resistance information of bleeder circuit unit output is converted into digital signal；
It will be described by the data transmission unit being connect in the products configuration identification device with the AD conversion unit
The digital signal of AD conversion unit output is converted into the information that can be handled by the data processing equipment.
Products configuration identifying system and method provided in an embodiment of the present invention, electronic product itself merely add an identification
Resistance, cost can be ignored, and reduce and obtain the attached extra cost of current production configuration, simplify acquisition and currently produce
The process of product configuration；Since identification resistance and product rest part are without any connection relationship, so will not additionally increase product
Complexity improves the stability of product；Since identification resistance may be mounted at any position of product, so to the body of product
Product is almost no impact, and is conducive to the miniaturization of product.
Detailed description of the invention
Fig. 1 is the structural block diagram of products configuration identifying system provided in an embodiment of the present invention；
Fig. 2 is the structural block diagram of products configuration identification device provided in an embodiment of the present invention；
Fig. 3 is the structural block diagram of the product provided in an embodiment of the present invention equipped with identification resistance；
Fig. 4 is the circuit diagram of bleeder circuit unit provided in an embodiment of the present invention；
Fig. 5 is the flow chart of products configuration recognition methods provided in an embodiment of the present invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only
It is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
The embodiment of the present invention also provides a kind of products configuration identifying system, as shown in Figure 1, the system comprises products configurations
Identification device 10, product 20, data processing equipment 30, data exchange system 4000 equipped with identification resistance.Wherein, data exchange
System 4000 can be but not limited to cable network, data line, wireless communication networks.Data flow A be comprising identification resistance information and
The data flow that can be identified and be obtained by data processing equipment 30, data stream B are to deposit comprising identifying resistance information and can be stored in product
The data flow of storage unit, and data stream B can also include the other information of product.Data processing equipment 30 being capable of output data
B is flowed, computer, server, terminal can be but not limited to, equipped with the functional memory cell that relevant information is written to product
Software.
Fig. 2 is the structural block diagram of products configuration identification device 10 in products configuration identifying system shown in Fig. 1, including power supply is single
First 300, bleeder circuit unit 400, third external connection unit 500, the 4th external connection unit 501, AD conversion unit
600, data transmission unit 700.
Wherein, power supply unit 300, AD conversion unit 600, third external connection unit 500 and data transmission unit 700
Realize electricity altogether between each other.
Power supply unit 300 can export stable voltage.First external connection unit 200 and third external connection unit
500 realize electrical short, and the second external connection unit 201 and the 4th external connection unit 501 realize electrical short.Outside first
Connection unit 200, the second external connection unit 201, third external connection unit 500 and the 4th external connection unit 501 can be with
It is hard contact or metal clips, but is not limited only to this.
4th external connection unit 501 realizes electrical short with bleeder circuit unit 400, and the two can be but not limited to gold
Belong to contact, metal clips.
400 cooperated power supply unit 300 of bleeder circuit unit, identification resistance 100, outside the second external connection unit the 201, the 4th
Portion's connection unit 501 can export the voltage for meeting 600 input requirements of AD conversion unit.Data transmission unit 700 can incite somebody to action
The output of AD conversion unit 600 is converted into data flow A.There are many mature implementation of the bleeder circuit unit 400, Ke Yigen
It is selected according to the input requirements of data transmission unit 700.
Fig. 3 is the structural block diagram of the product 20 equipped with identification resistance in products configuration identifying system shown in Fig. 1, including identification
Resistance 100, the first external connection unit 200 and the second external connection unit 201.Wherein, identify the resistance value of resistance 100 according to right
The products configuration selection answered, the corresponding resistance value of every kind of products configuration, the corresponding resistance value of each products configuration are all different.Identification
Two pads of resistance 100 realize electrical short with the first external connection unit 200 and the second external connection unit 201 respectively.
Fig. 4 is the circuit diagram of bleeder circuit unit 400 in products configuration identification device shown in Fig. 2 10, including partial pressure
Resistance 1000.Wherein, electrical short is realized in the output of a pad of divider resistance 1000 and power supply unit 300, another weldering
Disk and the 4th external connection unit 501 realize electrical short, while the pad is also connected to AD conversion unit 600.
The products configuration identifying system can be applied to the downloading station of factory, test station, but be not limited only to this.
Products configuration identifying system provided in an embodiment of the present invention, electronic product itself merely add an identification resistance,
Cost can be ignored, and reduces and obtains the attached extra cost of current production configuration；Due to identification resistance and product its
Remaining part point, so will not additionally increase the complexity of product, improves the stability of product without any connection relationship；Due to identification
Resistance may be mounted at any position of product, so the volume to product is almost no impact, be conducive to the small of product
Type.
The embodiment of the present invention also provides a kind of products configuration recognition methods, and this method is applied to products configuration shown in FIG. 1
In identifying system, as shown in Figure 5, which comprises
The mapping table of S11, setting identification resistance and products configuration.
In the present embodiment, electronic product according to storage size, the vendor differentiation of various assemblies there are many configuration,
An identification resistance is all specified for every kind of configuration, so that it is corresponding with products configuration to generate an identification resistance
Relation table imports the mapping table in the firmware of electronic product.
S12, according to different products configurations, different identification resistance is set on product.
In the present embodiment, identification resistance has been welded in a less region of device arrangements of mainboard, the two of the identification resistance
A pad is respectively drawn on cabling to two testing weld pads, the two testing weld pads and identification resistance and other circuits of mainboard every
From.It is corresponding with products configuration to compare the identification resistance generated in step S11 according to the difference of products configuration by designer
Relation table modifies the identification resistance in bill of materials.
S13, operation products configuration identifying system, will be in the storage unit that identify resistance information write-in product.
Present most products complete the downloading of product firmware, product test, product export letter in plant produced
Each production stations such as (such as IMEI number, No. SN) configuration are ceased, a special production jig is required, this production jig master
It (such as PC, to be taken by multiple external contacts (such as thimble, for being contacted with the testing weld pad on mainboard), with data processing equipment
It is engaged in device etc.) data line (such as UART, USB) of connection, fixed device (for product is fixed), power supply line and production jig
Internal interlock circuit composition.In the present embodiment, products configuration identifying system has been integrated into product export information configuration station.
Products configuration identification device, the touching that two external connection units of products configuration identification device pass through jig are increased on jig
Point is contacted with two testing weld pads of identification resistance, identifies resistance by the divider resistance with the products configuration identification device in jig
A bleeder circuit is formed, the output of the bleeder circuit is exactly to identify resistance information, is transmitted by AD conversion unit and data
Unit is input in data processing equipment, then again by the factory information write-in software in data processing equipment this identification electricity
Resistance information is written in a specific regions of product firmware as a part of product information.
When S14, product operation, identification resistance information is read by product firmware, is matched according to identification resistance with product
The mapping table set obtains current production configuration information.
In the present embodiment, product firmware can operation whenever reading identify resistance information, according to identification resistance
Resistance value, the mapping table of the identification resistance and products configuration that generate in finding step S11, so that it may obtain current production
Configuration.
Products configuration recognition methods provided in an embodiment of the present invention, electronic product itself merely add an identification resistance,
Cost can be ignored, and reduces and obtains the attached extra cost of current production configuration, simplifies acquisition current production and matches
The process set；Since identification resistance and product rest part are without any connection relationship, so will not additionally increase the complexity of product
Degree, improves the stability of product；Since identification resistance may be mounted at any position of product, so the volume to product is several
There is no any influence, is conducive to the miniaturization of product.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by those familiar with the art, all answers
It is included within the scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
Claims (10)
1. a kind of products configuration identifying system, which is characterized in that including products configuration identification device and data processing equipment,
In,
The products configuration identification device includes:
Two external connection units, two external connection unit short circuits corresponding with identification two pins of resistance of product connect
It connects, wherein different identification resistances correspond to different products configurations；
Bleeder circuit unit forms a bleeder circuit with the identification resistance of product, for exporting identification resistance information；
AD conversion unit is connect with the bleeder circuit unit, the identification resistance for exporting the bleeder circuit unit
Information is converted into digital signal；
Data transmission unit is connect with the AD conversion unit, the digital signal for exporting the AD conversion unit
It is converted into the information that can be handled by the data processing equipment；
The data processing equipment is connect with the data transmission unit, the letter for will obtain from the data transmission unit
In the storage unit of breath write-in product.
2. system according to claim 1, which is characterized in that the products configuration identification device further includes power supply unit,
It is connect with the bleeder circuit unit, for exporting stable voltage to the bleeder circuit unit.
3. system according to claim 2, which is characterized in that said supply unit, AD conversion unit, outside one of them
Portion's connection unit and data transmission unit realize electricity altogether between each other.
4. system according to claim 2 or 3, which is characterized in that the bleeder circuit unit includes divider resistance.
5. system according to claim 4, which is characterized in that a pad and said supply unit for the divider resistance
Output realize electrical short, another pad and another external connection unit realize electrical short and are connected to the modulus
Converting unit.
6. system according to any one of claim 1 to 3, which is characterized in that the two of the products configuration identification device
Corresponding two external connection units of two pins of the identification resistance of a external connection unit and product are hard contact or gold
Belong to elastic slice.
7. system according to any one of claim 1 to 3, which is characterized in that two of the identification resistance of the product
Pin distinguishes two corresponding external connection unit electrical shorts, the identification resistance of the product with remove described two outsides
Other circuits other than connection unit do not generate electrical short relationship.
8. a kind of products configuration recognition methods characterized by comprising
The mapping table of identification resistance and products configuration is set；
According to different products configurations, different identification resistance is set on product；
The identification resistance information of product is obtained by products configuration identification device；
It, will be in the storage unit of the identification resistance information write-in product by data processing equipment；
When product is run, according to pair of identification resistance information and the identification resistance and products configuration in storage unit
Relation table is answered, determines current products configuration.
9. according to the method described in claim 8, it is characterized in that, setting identification resistance is corresponding with products configuration
Relation table includes:
It according to the difference of products configuration, is configured for every kind and specifies an identification resistance, generate identification resistance and product
The mapping table of configuration.
10. method according to claim 8 or claim 9, which is characterized in that described to obtain product by products configuration identification device
Identification resistance information include:
Bleeder circuit by the identification resistance composition of the bleeder circuit unit and product in the products configuration identification device is defeated
Resistance information is identified out；
By the AD conversion unit that is connect in the products configuration identification device with the bleeder circuit unit by the partial pressure
The identification resistance information of circuit unit output is converted into digital signal；
By the data transmission unit that is connect in the products configuration identification device with the AD conversion unit by the modulus
The digital signal of converting unit output is converted into the information that can be handled by the data processing equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711385404.7A CN109946520A (en) | 2017-12-20 | 2017-12-20 | Products configuration identifying system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711385404.7A CN109946520A (en) | 2017-12-20 | 2017-12-20 | Products configuration identifying system and method |
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| CN109946520A true CN109946520A (en) | 2019-06-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711385404.7A Pending CN109946520A (en) | 2017-12-20 | 2017-12-20 | Products configuration identifying system and method |
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| CN103675531A (en) * | 2013-11-27 | 2014-03-26 | 华为终端有限公司 | Circuit for recognizing classes of devices, circuit board, terminal equipment and signal controller |
| CN104461799A (en) * | 2014-11-20 | 2015-03-25 | 上海富欣智能交通控制有限公司 | Detecting system for board card configuration correctness |
| CN104569649A (en) * | 2013-10-29 | 2015-04-29 | 横河电机株式会社 | Signal processing apparatus |
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2017
- 2017-12-20 CN CN201711385404.7A patent/CN109946520A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201628954U (en) * | 2009-11-18 | 2010-11-10 | 华为终端有限公司 | Electronic product identification device and electronic equipment |
| CN102685283A (en) * | 2012-05-10 | 2012-09-19 | 华为终端有限公司 | Device module identification method and device and mobile terminal |
| CN104569649A (en) * | 2013-10-29 | 2015-04-29 | 横河电机株式会社 | Signal processing apparatus |
| CN103675531A (en) * | 2013-11-27 | 2014-03-26 | 华为终端有限公司 | Circuit for recognizing classes of devices, circuit board, terminal equipment and signal controller |
| CN104461799A (en) * | 2014-11-20 | 2015-03-25 | 上海富欣智能交通控制有限公司 | Detecting system for board card configuration correctness |
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Application publication date: 20190628 |