CN108882217A - A kind of method and its bluetooth equipment of batch write-in Bluetooth MAC address - Google Patents
A kind of method and its bluetooth equipment of batch write-in Bluetooth MAC address Download PDFInfo
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- CN108882217A CN108882217A CN201811039294.3A CN201811039294A CN108882217A CN 108882217 A CN108882217 A CN 108882217A CN 201811039294 A CN201811039294 A CN 201811039294A CN 108882217 A CN108882217 A CN 108882217A
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- bluetooth
- mac address
- chip
- written
- bluetooth mac
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L2101/00—Indexing scheme associated with group H04L61/00
- H04L2101/60—Types of network addresses
- H04L2101/618—Details of network addresses
- H04L2101/622—Layer-2 addresses, e.g. medium access control [MAC] addresses
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Small-Scale Networks (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
This application discloses the methods and its bluetooth equipment of a kind of batch write-in Bluetooth MAC address, are related to technical field of bluetooth communication.The main technical schemes of the application are：In advance in bluetooth equipment volume production, Bluetooth MAC address and personal data are written together in the safety chip memory block of bluetooth equipment, bluetooth equipment powers on, and Bluetooth chip reads Bluetooth MAC address from safety chip memory block；Bluetooth MAC address is written in Bluetooth chip memory block Bluetooth chip.Product volume is improved using the technical solution of the application and produces production efficiency, effectively increases the safety of the Bluetooth MAC address of product, avoids being accidentally erased in product test or use process, rewrite or maliciously distorting.
Description
Technical field
This application involves technical field of bluetooth communication more particularly to a kind of batch write-in Bluetooth MAC address method and its
Bluetooth equipment.
Background technique
Bluetooth MAC (MediaAccessControl, medium access control) address is the basis of entire bluetooth equipment.Usually
Bluetooth MAC length is 6 bytes, and every bluetooth equipment should all have a globally unique Bluetooth address, need to award to IEEE application
Power uses.Currently, many bluetooth equipment used Bluetooth MAC address in volume production, are usually written by following two mode
Bluetooth chip：
The first, before Bluetooth chip factory, the MAC Address code section that Bluetooth chip manufacturer will authorize is burnt by chip
It writes device the MAC Address code section is sequentially written in chip EEPROM or Flash, then address code section is supplied to bluetooth equipment system
Make quotient.
Second, the MAC Address code section authorized is supplied directly to corresponding bluetooth equipment and manufactured by Bluetooth chip manufacturer
Successively MAC Address code section and user's application firmware are written together by corresponding replication tool by bluetooth equipment manufacturer by quotient
Bluetooth chip.
For certain bluetooth applications products with Financial Attribute, other than Bluetooth MAC address to be stored, it is also necessary to store
Personal information, if storing Bluetooth chip MAC Address by mentioned-above method, when such product volume production, in addition to wanting
Outside burning bluetooth card application firmware, the personal information write-in work of safety chip is also carried out,：
Process, working hour when this method undoubtedly will increase volume production, reduction amount produce production efficiency, and it is raw also to cause product indirectly
The increase of cost is produced, and may occur being accidentally erased, rewrite or maliciously distorting in product test or use process.
Summary of the invention
A kind of method for being designed to provide batch write-in Bluetooth MAC address of the application, improves product volume and generates effect
Rate effectively increases the safety of the Bluetooth MAC address of product, avoids being accidentally erased in product test or use process, change
It writes or malice is distorted.
In order to achieve the above objectives, the application provides a kind of method of batch write-in Bluetooth MAC address, including：Bluetooth equipment
It powers on, Bluetooth chip reads Bluetooth MAC address from safety chip；Bluetooth MAC address is written in Bluetooth chip Bluetooth chip.
As above, wherein in bluetooth equipment volume production, in the client of downloading personal data bluetooth MAC is added
The initial address of location section and automatically incremental script, when personal data is written, sequentially by Bluetooth MAC address according to
In secondary each safety chip of write-in.
As above, wherein for safety chip, access authority is set：Only the access of Bluetooth MAC address is provided for Bluetooth chip
Permission only for trusted manager provides the access authority of personal data.
As above, wherein the method also includes：After bluetooth powers on, bluetooth equipment monitors marker, if marker is
Unread state sets marker after being written successfully then from reading Bluetooth MAC address in safety chip and being written in Bluetooth chip
It is set to reading state.
It is as above, wherein if detection marker is reading state, compare Bluetooth MAC address in safety chip and
Whether the Bluetooth MAC address in Bluetooth chip is consistent, if inconsistent, the Bluetooth MAC address in safety chip is written again
In Bluetooth chip.
As above, wherein after Bluetooth chip write-in Bluetooth MAC address success, start timer after powering on every time, often
The Bluetooth MAC address being spaced in preset time reading safety chip, compares the Bluetooth MAC address and Bluetooth chip in safety chip
In bluetooth MAC, if inconsistent, again by safety chip Bluetooth MAC address write-in Bluetooth chip in.
The application also provides a kind of bluetooth equipment, including such as lower component：
Bluetooth MAC address and personal data are written when volume production in safety chip for safety chip；
Bluetooth chip from reading Bluetooth MAC address in safety chip and is written in Bluetooth chip.
As above, wherein Bluetooth chip includes monitoring modular, for monitoring marker after the power-up, if marker is not
Reading state then reads Bluetooth MAC address from safety chip, sets reading state for marker after being written successfully.
As above, wherein the monitoring modular is also used to when monitoring marker be reading state, then compares safe core
Whether the Bluetooth MAC address in piece is consistent with the Bluetooth MAC address in Bluetooth chip, if inconsistent, again by safety chip
In Bluetooth MAC address write-in Bluetooth chip in.
As above, wherein Bluetooth chip built-in timer compares the bluetooth MAC in safety chip at interval of preset time
If inconsistent bluetooth core is written again in Bluetooth MAC address in safety chip by the bluetooth MAC in address and Bluetooth chip
In piece.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The some embodiments recorded in application can also be obtained according to these attached drawings other for those of ordinary skill in the art
Attached drawing.
Fig. 1 is bluetooth equipment schematic diagram；
Fig. 2 is the method flow diagram that Bluetooth MAC address is written in a kind of batch；
Fig. 3 is the method flow diagram for the exit passageway established between Bluetooth chip and safety chip.
Specific embodiment
With reference to the attached drawing in the embodiment of the present invention, technical solution in the embodiment of the present invention carries out clear, complete
Ground description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on the present invention
In embodiment, those skilled in the art's every other embodiment obtained without making creative work, all
Belong to the scope of protection of the invention.
For more efficient raising bluetooth equipment volume production production efficiency, and guarantee that bluetooth equipment in product test and used
It will not be accidentally erased in journey or malice is distorted, the application provides a kind of method of batch write-in Bluetooth MAC address and bluetooth is set
It is standby.
As shown in Figure 1, bluetooth equipment 1 includes Bluetooth chip 11 and safety chip 12, Bluetooth chip 11 and safety chip 12
Between communicated using proprietary protocol, guarantee the safety of data transmission.
Bluetooth chip 11 is used to carry out Bluetooth communication with external equipment, and Bluetooth chip 11 is not preset when leaving the factory in the application
Bluetooth MAC address carries out the loading of Bluetooth MAC address when Bluetooth chip powers on for the first time, by the bluetooth MAC in safety chip
Location is written in Bluetooth chip internal storage region 111 (such as flash memory)；After powering on again, bluetooth protocol repertory passes through bluetooth
The Bluetooth MAC address and external equipment of chip interior storage, which are established, to be communicated to connect.
Safety chip memory block 121 is equipped in safety chip 12, for Bluetooth MAC address to be written in volume production and individualizes
Data；
Wherein, safety chip 12 further includes setup module 122, for access authority to be arranged for safety chip：To bluetooth MAC
Address only provides the access authority of Bluetooth chip, only provides personal data the access authority of trusted manager.
Further, Bluetooth chip 11 further includes monitoring modular 112, for monitoring mark after the power-up, if marker is
Unread state, then read Bluetooth MAC address from safety chip, sets reading state for marker after being written successfully.
Further, 11 built-in timer 113 of Bluetooth chip compares in safety chip 12 at interval of preset time
Bluetooth MAC in Bluetooth MAC address and Bluetooth chip 11, if inconsistent, again by the Bluetooth MAC address in safety chip 12
It is written in Bluetooth chip 11.
Embodiment one
The embodiment of the present invention one provides a kind of method that batch imports data, including：
In advance in bluetooth equipment volume production, before safety chip welding, downloading tooling by personal data will pass through
The Bluetooth MAC address section and personal data (including but not limited to bluetooth card of IEEE (Institute of Electrical and Electric Engineers) authorization
Personal data, communication protocol data etc.) it is written in the safety chip memory block of bluetooth equipment together.Wherein, Bluetooth MAC address
For the characteristic of Bluetooth chip, personal data is the characteristic of safety chip.
Specifically wiring method is：
Personal data downloads support plate under multichannel safety chip built in tooling, and support plate passes through connecting line under each road safety chip
It is connected with corresponding chip fixture in personal data downloading tooling；
Support plate is connect by USB data line with USB-HUB under each road safety chip, then each USB-HUB is connected to computer
Mainboard USB port；
Multiple safety chips are sequentially placed into personal data downloading tooling chip fixture, are pressed after placing individualized
Data download tooling handle, and above-mentioned multi-disc safety chip is clamped；
Add in personal data download tool client software (for downloading the write-in of personal data and MAC Address)
Enter script, which is incremented by automatically for realizing Bluetooth MAC address, Bluetooth chip MAC to be written is inputted in software interface
Location segment base clicks " starting personal data downloading " button, can start to download bluetooth card personal data data,
During this, Bluetooth chip MAC Address can be according to above-mentioned specified initial address, being sequentially written in each safety sequentially
In chip memory block.
Above-mentioned personal data write-in safety chip memory block is using complicated security algorithm to data encrypting and deciphering to be written
Mode is authenticated, therefore safety is higher, it is ensured that the safety of Bluetooth MAC address and personal data.
Further, access authority is set for safety chip：Only the access right of Bluetooth MAC address is provided for Bluetooth chip
Limit, the access authority of setting personal data are fractional open permissions, are only allowed to the open permission of trusted manager, manager
Operation can be updated to the personal data in safety chip memory block.
The wiring method of the application increases script on the client software of original individualized download tool, is used for bluetooth
The automatic of MAC Address is incremented by write-in, easy to operate without newly-increased tool.
During volume production, the script that addition Bluetooth MAC address is incremented by automatically is added in personal data downloading program,
During personal data burning, realized according to program, safety chip of the Bluetooth MAC address burning in first bluetooth equipment
In after, program executes increment operation automatically, updates Bluetooth MAC address, continues burning in the safety chip of second bluetooth equipment
In, and so on, until all bluetooth equipment safety chip burnings are completed.
Embodiment two
Second embodiment of the present invention provides a kind of methods of batch write-in Bluetooth MAC address, as shown in Fig. 2, bluetooth equipment exists
Following operation is executed when powering on：
Step 21：Bluetooth chip reads Bluetooth MAC address from safety chip memory block；
In the present embodiment, the concrete operations that Bluetooth chip reads Bluetooth MAC address are：
Step 211：Bluetooth chip and safety chip establish exit passageway；
As shown in figure 3, establishing exit passageway and being specially：
Step 31, Bluetooth chip generate session key, are encrypted using encryption key to session key, encrypted result is sent
To safety chip；
Step 32, safety chip use the decryption key decryption encrypted result, and the data that decryption is obtained are close as session
Key saves；
Step 33, safety chip generate random number, random number is encrypted using session key, by encrypted result and with
Machine number is sent to Bluetooth chip；
Step 34, Bluetooth chip encrypt the random number received using the session key of storage inside, work as encryption
When obtained data are equal with the encrypted result received, exit passageway is successfully established.
Preferably, the exit passageway this time established can be used as the secure path that subsequent Bluetooth chip is interacted with safety chip.
Step 212：Bluetooth chip reads the Bluetooth MAC address in safety chip memory block by exit passageway.
In this step, it is by the concrete operations that exit passageway reads Bluetooth MAC address：
Bluetooth chip is sent to safety chip reads Bluetooth MAC address instruction；
Safety chip encrypts Bluetooth MAC address using session key, is sent to Bluetooth chip by exit passageway；
Bluetooth chip is decrypted encryption data using session key, the data decrypted i.e. Bluetooth MAC address, to
Safety chip, which returns, reads success response.
Continuing with referring to fig. 2, step 22：Bluetooth MAC address is written in Bluetooth chip memory block Bluetooth chip；
In Bluetooth chip after reading Bluetooth MAC address in safety chip, online write-in to Bluetooth chip memory block
In, it reads and calls for bluetooth protocol repertory, bluetooth protocol repertory is broadcasted after transferring Bluetooth MAC address success.
In the present embodiment, can also include before step 21：
Bluetooth chip monitors marker：If marker is unread state, 21 are thened follow the steps；If marker is to have read
State then executes other operations；
It is corresponding, it in step 22 further include setting marker to reading state.
Wherein, marker indicates whether stored Bluetooth MAC address in Bluetooth chip memory block, if marker is to have read
Take state, then it represents that Bluetooth chip has stored Bluetooth MAC address in memory block, if marker is unread state, then it represents that
Not stored Bluetooth MAC address in Bluetooth chip memory block.
If detection marker is reading state after bluetooth equipment powers on, the bluetooth MAC in Bluetooth chip memory block
It reads and calls for bluetooth protocol repertory in address；
In the present embodiment, after bluetooth equipment booting powers on, marker is obtained and judged, if marker is unread shape
State is then written in Bluetooth chip from reading Bluetooth MAC address in safety chip；If marker is reading state, from peace
Bluetooth MAC address is read in full chip, is compared with the Bluetooth MAC address in Bluetooth chip, if comparing unanimously, after continuing
If comparison is inconsistent Bluetooth chip memory block is written again in Bluetooth MAC address in safety chip by continuous Bluetooth broadcast operation
In.
Further, after Bluetooth chip write-in Bluetooth MAC address success, start timer after each booting powers on,
The Bluetooth MAC address in once safety chip is read at interval of preset time (such as 60min), with comparing the bluetooth MAC read
Whether the Bluetooth MAC address stored in location and Bluetooth chip memory block is consistent, if unanimously, continuing subsequent Bluetooth broadcast operation,
If inconsistent, again by the Bluetooth MAC address write-in Bluetooth chip memory block in safety chip memory block, can effectively prevent
Bluetooth MAC address is accidentally overwriten.
In addition to this it is possible to be：After Bluetooth chip write-in Bluetooth MAC address success, and safety chip receives reading
After success response, safety chip deletes the Bluetooth MAC address of storage inside.
Wherein, other operations include bluetooth delivery operation etc., identical as existing bluetooth delivery operation, no longer superfluous herein
It states.
The application in addition to the Bluetooth MAC address that preset time obtains in safety chip is compared, may be used also after powering on
Think when Bluetooth chip first powers on, after Bluetooth MAC address is successfully written, after setting reading state for marker,
When Bluetooth chip powers on again later, monitor that marker is after having read, no longer to execute read operation, directly progress bluetooth
Broadcast operation.
Further, for the time of bluetooth protocol repertory reading MAC Address is more early when electricity operation on certain Bluetooth chips,
Bluetooth MAC address write-in Bluetooth chip memory block is not waited until but protocol stack just takes Bluetooth MAC address away in advance, i.e. protocol stack is taken
MAC Address be not the Bluetooth MAC address read from safety chip, to prevent above situation, the application appoints in advance
When being scheduled on electricity operation in bluetooth, read operation is first carried out, then recalls software restarting interface, restarts Bluetooth chip reset,
The Bluetooth MAC address that bluetooth protocol repertory is acquired after restarting again in this way is the MAC Address read from safety chip.
What the application realized has the beneficial effect that：
(1) production process, working hour when can effectively simplify such product volume production improve production efficiency, indirectly reduce
The production cost of product；
(2) safety that can effectively increase the Bluetooth MAC address of bluetooth card class product, avoids in product test or use
Bluetooth MAC address is accidentally erased, rewrites or maliciously distorts in the process.
Although the preferred embodiment of the application has been described, it is created once a person skilled in the art knows basic
Property concept, then additional changes and modifications may be made to these embodiments.So it includes excellent that the following claims are intended to be interpreted as
It selects embodiment and falls into all change and modification of the application range.Obviously, those skilled in the art can be to the application
Various modification and variations are carried out without departing from spirit and scope.If in this way, these modifications and variations of the application
Belong within the scope of the claim of this application and its equivalent technologies, then the application is also intended to encompass these modification and variations and exists
It is interior.
Claims (10)
1. a kind of method of batch write-in Bluetooth MAC address, which is characterized in that including：
Bluetooth equipment powers on, and Bluetooth chip reads Bluetooth MAC address from safety chip；
Bluetooth MAC address is written in Bluetooth chip Bluetooth chip.
2. the method that Bluetooth MAC address is written in batch as described in claim 1, which is characterized in that in bluetooth equipment volume production,
The script that the initial address of Bluetooth MAC address section is added in the client of downloading personal data and is incremented by automatically, is writing
When entering personal data, Bluetooth MAC address being sequentially written in each safety chip sequentially.
3. the method that Bluetooth MAC address is written in batch as described in claim 1, which is characterized in that visited for safety chip setting
Ask permission：The access authority of Bluetooth MAC address only is provided for Bluetooth chip, only for trusted manager provides personal data
Access authority.
4. the method that Bluetooth MAC address is written in batch as described in claim 1, which is characterized in that the method also includes：?
After bluetooth powers on, bluetooth equipment monitors marker, if marker is unread state, bluetooth MAC is read from safety chip
Address is simultaneously written in Bluetooth chip, sets reading state for marker after being written successfully.
5. the method that Bluetooth MAC address is written in batch as claimed in claim 4, which is characterized in that if detection marker is
Reading state, then whether the Bluetooth MAC address compared in safety chip is consistent with the Bluetooth MAC address in Bluetooth chip, if not
It unanimously, then again will be in the Bluetooth MAC address write-in Bluetooth chip in safety chip.
6. the method that Bluetooth MAC address is written in batch as described in claim 1, which is characterized in that be written in Bluetooth chip blue
After the success of tooth MAC Address, start timer after powering on every time, reads the bluetooth MAC in safety chip at interval of preset time
Address compares the bluetooth MAC in the Bluetooth MAC address and Bluetooth chip in safety chip, if inconsistent, again by safe core
In Bluetooth MAC address write-in Bluetooth chip in piece.
7. a kind of bluetooth equipment, including such as lower component：
Bluetooth MAC address and personal data are written when volume production in safety chip for safety chip；
Bluetooth chip from reading Bluetooth MAC address in safety chip and is written in Bluetooth chip.
8. bluetooth equipment as claimed in claim 7, which is characterized in that Bluetooth chip includes monitoring modular, for after the power-up
Marker is monitored, if marker is unread state, Bluetooth MAC address is read from safety chip, it will mark after being written successfully
Know position and is set as reading state.
9. bluetooth equipment as claimed in claim 8, which is characterized in that the monitoring modular, being also used to work as monitoring marker is
Reading state, then whether the Bluetooth MAC address compared in safety chip is consistent with the Bluetooth MAC address in Bluetooth chip, if
It is inconsistent, then it again will be in the Bluetooth MAC address write-in Bluetooth chip in safety chip.
10. bluetooth equipment as claimed in claim 7, which is characterized in that Bluetooth chip built-in timer, at interval of it is default when
Between, the bluetooth MAC in the Bluetooth MAC address and Bluetooth chip in safety chip is compared, if inconsistent, again by safety chip
In Bluetooth MAC address write-in Bluetooth chip in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811039294.3A CN108882217B (en) | 2018-09-06 | 2018-09-06 | Method for writing Bluetooth MAC addresses in batches and Bluetooth equipment thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811039294.3A CN108882217B (en) | 2018-09-06 | 2018-09-06 | Method for writing Bluetooth MAC addresses in batches and Bluetooth equipment thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108882217A true CN108882217A (en) | 2018-11-23 |
| CN108882217B CN108882217B (en) | 2021-04-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811039294.3A Active CN108882217B (en) | 2018-09-06 | 2018-09-06 | Method for writing Bluetooth MAC addresses in batches and Bluetooth equipment thereof |
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| Publication number | Publication date |
|---|---|
| CN108882217B (en) | 2021-04-27 |
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