CN105984287B - The tire pressure detection system and its update method of built-in bootload device - Google Patents
The tire pressure detection system and its update method of built-in bootload device Download PDFInfo
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- CN105984287B CN105984287B CN201510053054.9A CN201510053054A CN105984287B CN 105984287 B CN105984287 B CN 105984287B CN 201510053054 A CN201510053054 A CN 201510053054A CN 105984287 B CN105984287 B CN 105984287B
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Abstract
The invention discloses a kind of the tire pressure detection system and its update method of built-in bootload device.The tire pressure detection system of built-in bootload device includes a tire pressure detection element and a more new settings element, a random access memory in tire pressure detection element includes one section of standby bootload device and a built-in memory section, and several replacement modules have been stored in more new settings element, it is each to reset the only corresponding built-in memory section of module.Update method of the present invention is to use impregnable standby bootload device, and it can be facilitated directly changes different replacement modules with more new settings element in built-in memory section.
Description
Technical field
The present invention is on a kind of tire pressure detector and its update method；Particularly relating to one kind can directly and advantageously more
The tire pressure detection system of the built-in bootload device of various setting demands is newly reset, and such a tire pressure detection system of application is more
New method.
Background technology
The tire pressure detection of vehicle tyre comes into vehicle-mounted system for monitoring pressure in tyre (TPMS, TIRE PRESSURE now
MONITORING SYSTEM) epoch.TPMS has very important influence for improving vehicle safety.Due to tire
It is the part that vehicle and road surface are uniquely directly contacted.Tire excessively expands or can not only influence vehicle in under-inflation state
Power consumption and operating effect, and many traffic accidents also all occur because pressure of tire situation occurs.Therefore TPMS has been increasingly becoming various countries
One of vehicle necessary equipment.
Current TPMS is mainly made up of tire pressure detection element, receiver, display device and the more part of new settings element four.
On vehicle install and human pilot operated by use it is mostly be tire pressure detection element, receiver and the part of display device three.Have
On tire pressure detection element testing, different car type setting demands (for example：The information such as tyre temperature, pressure, acceleration) and it is different
The definition setting of vehicle signal is then carried out by more new settings element.This more new settings element is by genuine setting or maintenance service people
Based on member's operation, after more new settings element correctly sets foregoing tire pressure detection element, tire pressure detection element can just pass through RF
High-frequency data signal is transmitted to receiver.Receiver can pass to these display device, and driver can just be set by display
Standby display understands tire pressure situation at any time.
Conventional more new settings element is by genuine setting or maintenance service human users, although be unlikely to because of the behaviour that lacks experience
Work fails, but in the microcontroller (Micro Control Unit, MCU) in tire pressure detection element because function with it is low
The setting considered and prevent initial program area (Boot block) inner of cost is changed, it will usually in tire pressure detection element with
Fixed vehicle, tire pressure demand setting value in machine memory body, and forbid the processing that is write to the initial area of random access memory.
Therefore the technology of tire pressure detection element is not allow to update the bootload device (Bootloader) in initial area now.However, with
The continuous evolution upgrading of vehicle car type and vehicle, if basic input/output system of bootload device itself or related setting value
When not being inconsistent with new vehicle hardware resource part and must change, the past practice must initialize memory body.Such a initialization note
Recall the mechanism that can carry out writing reset process after body, cause genuine setting or the inconvenience of maintenance service personnel.And at present except
Send back to outside genuine maintenance, in the market, which has no easy way, can arbitrarily update random access memory without being limited to initial area
In bootload device (Bootloader), therefore commonly use product can not with vehicle model, species and demand facility update with
Setting in machine memory body.
In order to solve the above problems, inventor proposes that one kind can directly and just via experience is researched and developed for many years, finally
The tire pressure detector for the built-in bootload device for resetting various setting demands is updated sharply, and using such a tire pressure detector
Update method.
The content of the invention
So far, when industrial circle makes the tire pressure detection element of tire pressure detector, although some products can be built-in several
Vehicle is set, but commonly uses the bootload device (Bootloader) that product still can be limited in initial area, thus can not be with
The setting that vehicle model, species and demand facility are updated to non-built-in vehicle.The tire pressure of the built-in bootload device of the present invention
Detecting system and its update method exactly solve the preferred version of foregoing problems.
One embodiment of the structure aspect of the present invention is a kind of tire pressure detection system of built-in bootload device, and it is included
There are a tire pressure detection element and a more new settings element.Include a random access memory, random access memory in tire pressure detection element
Include one section of standby bootload device and a built-in memory section.Several replacement modules have been stored in more new settings element, and it is each heavy
Put module and all correspond to built-in memory section.Wherein, more new settings element covers through any replacement module of standby bootload device selection
Cover built-in memory section.
Whereby, the tire pressure detection system of built-in bootload device of the invention can be appointed with the selection of more new settings element at any time
One, which resets module, covers built-in memory section, because random access memory includes one section of standby bootload device, therefore the weight of the present invention
Put storage action and do not interfere with startup function, really one kind can be set with continuous updating vehicle and operate easily system.
Another embodiment of the structure aspect of the present invention is a kind of tire pressure detection system of built-in bootload device, in it
Include a random access memory comprising a tire pressure detection element, and in tire pressure detection element.Random access memory include one section it is standby
With bootload device and a built-in memory section, and built-in memory section can reset storage one and reset module, and standby bootload device
Reset to start for built-in memory section and reset module.Because the standby bootload device of the present invention will not be by new and old replacement module shadow
Ring, therefore tire pressure detection system can pass through standby bootload device more new settings, and can select not default replacement mould at any time
Block covers built-in memory section, and because random access memory includes one section of standby bootload device, therefore the replacement storage of the present invention is dynamic
Startup function is not interfered with, really a kind of sustainable renewal sets and operates easily system.
Can also include in tire pressure detection element in foregoing embodiments a pressure inductor, a temperature inductor or
One acceleration induction device, and pressure inductor, temperature inductor or acceleration induction device can link with random access memory signal, borrow
To provide more detecting functions.And can include a firmware program in foregoing each replacement module.
One embodiment of the method aspect of the present invention is a kind of renewal of the tire pressure detection system of built-in bootload device
Method, a tire pressure detection element is reset to update.The update method of the tire pressure detection system of this built-in bootload device includes
Following steps：Built-in one section of standby bootload device is and built-in one pre- in a random memory body of foregoing tire pressure detection element
If module is in a built-in memory section of random access memory.Then preset multiple replacement modules are in one more new settings element.Even
Connect tire pressure detection element and more new settings element.Subsequent more new settings element removes presetting module.Through standby bootload device
Wherein one replacement module is selected to cover built-in memory section after startup.It can advantageously be updated by foregoing update method or reset tire
The setting in detecing element is pressed, and avoids causing to start during tire pressure detection system update filling with the technology of built-in bootload device
The problems such as carrying the deletion of device (Bootloader) accident or failing-resetting etc..
, can be in the built-in memory section of replacement module covering in the update method of foregoing tire pressure detection system, order resets mould
Block another firmware program of burning one in built-in memory section, makes the firmware program of tire pressure detection element update in the lump.
It is clearly sayed, the tire pressure detector and its update method of the built-in bootload device provided according to the present invention can be practised relatively
Do not influence with facility and to update under the situation of startup function and reset, and it is unrestricted to reset the future dilatation of module.Strictly
It is a kind of to overcome the entirely novel invention technology of conventional TPMS predicaments.
Brief description of the drawings
Fig. 1 is that the tire pressure detection element first for the tire pressure detection system for illustrating the bootload device according to built in the present invention is implemented
Example structure chart；
Fig. 2 be illustrate bootload device of the invention built-in tire pressure detection system update reset before schematic diagram；
Fig. 3 is the schematic diagram in the tire pressure detection system update replacement for illustrate built-in bootload device of the invention；
Fig. 4 be illustrate bootload device of the invention built-in tire pressure detection system update reset after the completion of schematic diagram；
Fig. 5 is the operational flowchart for the tire pressure detection system for illustrating the bootload device according to built in the present invention；
Fig. 6 is the update method block diagram for the tire pressure detection system for illustrating the bootload device according to built in the present invention；And
Fig. 7 is view before and after illustrating to be reset according to the renewal of tire pressure detection system of the present invention.
Embodiment
Please also refer to Fig. 1 and Fig. 2 first embodiment, Fig. 1 is the tire pressure detection system of bootload device built in the present invention
Tire pressure detection element structure chart, and schematic diagrames of the Fig. 2 before to be then tire pressure detection system update of the present invention reset.The present embodiment
In the tire pressure detection system of built-in bootload device include a tire pressure detection element 200 and a more new settings element 300.
Include a random access memory 100, an antenna 201, a RF converters 202, one in foregoing tire pressure detection element 200
Preprocessor 203, a pressure inductor 204, a temperature inductor 205, an acceleration induction device 206, a LF front ends input port
207 (low frequency LF, 125kHz) and a power-supply controller of electric 208.Aforementioned power source controller 208 can manage internal electric source or external electricity
Source.Foregoing random access memory 100 includes one section of standby bootload device 110 (Bootloader) that will not be changed and a built-in note
Recall section 120.And it is loaded with the presetting module A comprising firmware and data setting in built-in memory section 120.And LF front ends input port
207 can outside search signal, pressure inductor 204, a temperature inductor 205 and an acceleration induction device 206 are by induced junction
Fruit passes to after preprocessor 203, then Data Integration is passed into random access memory 100 by preprocessor 203, with random memory
Body 100 with after internal soft firmware handle, random access memory 100 be able to will be set through antenna 201 and RF converters 202 data to
Outer output.
More new settings element 300 is provided with an antenna 310 and a guidance panel 311, and procedure operation circle of guidance panel 311
Instruction option in face updates buttons 330 comprising three module buttons 320 and one, and foregoing three module buttons 320 and one are more
New button 330 can be not only the virtual key or tradition of the APP application programs on guidance panel 311 (touch)
Physical button.Three have been stored in more new settings element 300 and has reset module B, C and D, and replacement module B, C and D are available for three respectively
The individual correspondence of module button 320 is set.And foregoing each built-in memory section for resetting module B, C and the foregoing random access memory 100 of D correspondences
120.Wherein, more new settings element 300 can select any replacement module B, C or D replacements to replace through standby bootload device 100
The presetting module A changed in built-in memory section 120.
Showing in being reset please refer to the tire pressure detection system update that Fig. 2,3,4 and 5, Fig. 3 are built-in bootload device
It is intended to；Fig. 4 is then the schematic diagram after the completion of tire pressure detection system update is reset.Understand that the present invention makes by aforementioned system embodiment
User is when carrying out general TPMS runnings, and such as Fig. 2 is illustrated, and user does not need to use more new settings element 300.Foregoing tire
Pressure detecing element 200 is installed in vehicle tyre or cranked tire valve position.Pressure inductor 204, a temperature inductor 205 and
One acceleration induction device 206 is passed to result is sensed after preprocessor 203, then is transmitted Data Integration by preprocessor 203
Performed to random access memory 100, and in presetting module A main bootload device A1 into random access memory 100, then to remember at random
After recalling body 100 with the soft firmware handle in presetting module A, the presetting module A of random access memory 100 can pass through antenna 201 and RF
Converter 202 outwards exports detecting data, TPMS systems can typically arrange in pairs or groups vehicle interior display unit (not illustrating) collect
And the related detecting data of display, this is that commonly known technology is not repeated herein.
Please coordinated with Fig. 5 operating processes and illustrated refering to Fig. 3, reset when user needs to update inside random access memory 100
When soft firmware and data setting, then user first starts link (START), and the antenna 310 using more new settings element 300 is wireless
Link tire pressure detection element 200, now can just press renewal button 330 and send renewal reset indication (Erase App Flash
Cmd), the presetting module A for storing its interior script of the elimination of random access memory 100, and now presetting module A main bootload device
A1 is also eliminated in the lump, causes built-in memory section 120 to become blank.Then tire pressure detection element 200 returns Ack
(Acknowledgement, data transfer confirms) gives more new settings element 300, is confirmed whether to receive by more new settings element 300
Ack, if if then carrying out backward, otherwise re-starting renewal replacement.
Then coordinated again with Fig. 5 operating processes and illustrated refering to Fig. 3, if more new settings element 300 acknowledges receipt of Ack, represented
Presetting module A and main bootload device A1 are eliminated in the lump.Now user uses one of mould of more new settings element 300
The selection of block button 320 is reset again by button 330 is updated after module B, C or D, and foregoing three module buttons 320 and a renewal are pressed
Key 330 is the virtual key of the APP application programs on guidance panel 311.Now, it is chosen replacement module B and is sent to tire pressure
Detecing element 200, and be to be started to insert in random access memory 100 by standby bootload device 110, so as to will advantageously reset
Module B is reset at built-in memory section 120, while also producing the main bootload device B1 for resetting module B.Then tire pressure detection element
200 passback Ack give more new settings element 300, are confirmed whether to receive Ack by more new settings element 300, if then carry out backward,
If otherwise re-starting transmission.
Please coordinate Fig. 4 to illustrate with Fig. 5 operating processes, more new settings element 300 acknowledges receipt of Ack, be then updated over resetting
Produce and reset module B and main bootload device B1；The rear restarting tire pressure detection element 200 confirmed recovers by main bootload
Device B1 is carried out, and smoothly enters the application program (App Mode) for including and resetting module B.The running of tire pressure detection element 200 is also held
It is continuous to be actuated for by replacement module B main bootload device B1.By aforementioned operation, embodiments of the invention can be facilitated
Ground carries out internal data setting, the renewal of soft firmware and reset, and under the cooperation of standby bootload device 110, user no longer needs
Vehicle is sent into genuine or updates operation via complexity and reaches renewal replacement, and regardless of Shape Of Things To Come system, data
Change, user easily can be updated replacement using more new settings element 300, cause to open without having to worry about operation failure
Dynamic fixture is surprisingly eliminated.Therefore the present invention can solve the problems, such as that the renewal that TPMS fields are present for a long time resets setting really.
One is separately needed to be mentioned that, the antenna 310 of more new settings element 300 is passed in this embodiment as the signal of wireless signal
Defeated end group, but it is also possible to which antenna 310 is separately made as into signal row's pin, more new settings element 300 and tire pressure are used as using signal row's pin
The burning end group of the wire signal of detecing element 200 connection.
In addition, after the method aspect of the present invention with step of the present invention and previous embodiment referring to Fig. 6, illustrate.
It is clearly understood that the present invention is a kind of update method of the tire pressure detection system of built-in bootload device, it includes following step
Suddenly：Step 401, built-in one section standby bootload device is in a random memory body of tire pressure detection element, and built-in one presets
Module is in a built-in memory section of random access memory.Step 402, preset multiple replacement modules are in one more new settings element.
Step 403, connection tire pressure detection element and more new settings element.Step 404, more new settings element removes presetting module.Step
405, select wherein one replacement module to cover built-in memory section after starting through standby bootload device.
Fig. 7 and Fig. 4 is referred to, view before and after being reset according to the renewal of tire pressure detection system of the present invention；Work as completion
Step 405, user selects wherein one replacement module B to cover built-in memory section after starting 110 through standby bootload device
120.At the same time, a firmware program B2 burnings can be covered the firmware program A2 of script by resetting module B, can make tire pressure detection member
Part 200 is operated the firmware program B2 for being changed to perform in presetting module B to operate by the firmware program A2 in execution presetting module A.
Such as script firmware program A2 Detection accuracy (sensitivity) setting time is 30 seconds, detection pressure setting time is 50 seconds,
Detection temperature setting time is 50 seconds, is reset via updating after operation, is changed to perform the firmware program B2 behaviour in presetting module B
Make, when its Detection accuracy (sensitivity) setting time is changed to 10 seconds, detects pressure setting time 5 seconds, detection temperature setting
Between be also changed to 5 seconds.
The present invention System and method for limit apply TPMS technical fields, but not using the type applied to embodiment as
Limit, is equally applicable in various wired, wireless tire pressure systems.Although the present invention it is disclosed above with embodiment, so its simultaneously
Be not used to limit the present invention, it is any to be familiar with this those skilled in the art, without departing from the spirit and scope of the present invention, when can make it is various more
Move with retouching, therefore protection scope of the present invention ought be defined depending on the scope of which is defined in the appended claims.
Claims (7)
1. a kind of tire pressure detection system of built-in bootload device, it is characterised in that it includes：
One tire pressure detection element a, it contains random access memory, the random access memory includes one section of standby bootload device
And a built-in memory section, the built-in memory section Inner of wherein The main start dress containing a presetting module and to start the one of The presetting modules
Carry device；And
One more new settings element, has stored several replacement modules in it, and respectively the replacement module all to should built-in memory section；
Wherein, the more new settings element selects any replacement module to cover the built-in memory section through the standby bootload device
The presetting module, and pass through the replacement module produce another main bootload device to start the replacement module.
2. the tire pressure detection system of built-in bootload device according to claim 1, it is characterised in that tire pressure detection member
Also include a pressure inductor, a temperature inductor or an acceleration induction device, and the pressure inductor, the temperature sense in part
Device or the acceleration induction device is answered to link with the random access memory signal.
3. the tire pressure detection system of built-in bootload device according to claim 1, it is characterised in that each replacement module
Inside include a firmware program.
4. a kind of update method of the tire pressure detection system of built-in bootload device, it is characterised in that reset a tire to update
Detecing element is pressed, the update method comprises the following steps：
Built-in one section of standby bootload device in a random memory body of the tire pressure detection element, and a built-in presetting module and
A main bootload device to start the presetting module is in a built-in memory section of the random access memory；
Preset multiple replacement modules are in one more new settings element；
Connect the tire pressure detection element and the more new settings element；
The more new settings element removes the presetting module and the main bootload device；And
The wherein one replacement module is selected to cover the default mould of the built-in memory section after starting through the standby bootload device
Block, and another main bootload device to start the replacement module is produced by the replacement module.
5. the update method of the tire pressure detection system of built-in bootload device according to claim 4, it is characterised in that this is heavy
Put module to cover after the built-in memory section, the replacement module another firmware program of burning one in the built-in memory section.
6. a kind of tire pressure detection system of built-in bootload device, it is characterised in that it includes：
One tire pressure detection element a, it contains random access memory, the random access memory includes one section of standby bootload device
And a built-in memory section, the wherein built-in memory section includes a presetting module and main starts dress to start the one of the presetting module
Device is carried, the built-in memory section can reset storage one and reset module, and the standby bootload device is reset for the built-in memory section
Start the replacement module to cover the presetting module, and another master to start the replacement module is produced by the replacement module
Bootload device.
7. the tire pressure detection system of built-in bootload device according to claim 6, it is characterised in that additionally comprise a pressure
Inductor, a temperature inductor or an acceleration induction device, and the pressure inductor, the temperature inductor or the acceleration induction
Device links with the tire pressure detection element signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510053054.9A CN105984287B (en) | 2015-02-02 | 2015-02-02 | The tire pressure detection system and its update method of built-in bootload device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510053054.9A CN105984287B (en) | 2015-02-02 | 2015-02-02 | The tire pressure detection system and its update method of built-in bootload device |
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| Publication Number | Publication Date |
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| CN105984287A CN105984287A (en) | 2016-10-05 |
| CN105984287B true CN105984287B (en) | 2017-10-24 |
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| CN201510053054.9A Expired - Fee Related CN105984287B (en) | 2015-02-02 | 2015-02-02 | The tire pressure detection system and its update method of built-in bootload device |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106739863B (en) * | 2017-03-03 | 2018-11-30 | 万通智控科技股份有限公司 | The locking device and locking means of device for monitoring tyre pressure |
| CN108944278A (en) * | 2018-07-20 | 2018-12-07 | 北京汽车股份有限公司 | Remapping method, reset system and the vehicle of tire pressure monitoring system |
| CN110395078A (en) * | 2019-07-17 | 2019-11-01 | 深圳市元征科技股份有限公司 | Tire pressure repositioning method and relevant device |
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| TW200802090A (en) * | 2006-06-08 | 2008-01-01 | Nat Univ Tsing Hua | Upgrading device and method using bootloader in wireless sensor networks |
| CN102529612A (en) * | 2012-02-28 | 2012-07-04 | 杭州万通气门嘴有限公司 | Setting method of sensor of tire pressure monitoring system of motor vehicle, sensor and sensor setting device |
| JP2013511758A (en) * | 2009-11-20 | 2013-04-04 | エルディーエル テクノロジー | Method for replacing a detection housing arranged inside the wheel of a vehicle, device and sensor enabling its implementation |
| CN103373184A (en) * | 2012-04-17 | 2013-10-30 | 上海保隆汽车科技股份有限公司 | TPMS (Tire Pressure Monitoring System) sensor and program loading and selecting method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8108077B2 (en) * | 2008-05-01 | 2012-01-31 | Signature Control Systems, Inc. | Intelligent sensor for irrigation management |
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2015
- 2015-02-02 CN CN201510053054.9A patent/CN105984287B/en not_active Expired - Fee Related
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|---|---|---|---|---|
| TW200802090A (en) * | 2006-06-08 | 2008-01-01 | Nat Univ Tsing Hua | Upgrading device and method using bootloader in wireless sensor networks |
| JP2013511758A (en) * | 2009-11-20 | 2013-04-04 | エルディーエル テクノロジー | Method for replacing a detection housing arranged inside the wheel of a vehicle, device and sensor enabling its implementation |
| CN102529612A (en) * | 2012-02-28 | 2012-07-04 | 杭州万通气门嘴有限公司 | Setting method of sensor of tire pressure monitoring system of motor vehicle, sensor and sensor setting device |
| CN103373184A (en) * | 2012-04-17 | 2013-10-30 | 上海保隆汽车科技股份有限公司 | TPMS (Tire Pressure Monitoring System) sensor and program loading and selecting method thereof |
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