CN106603127A - Method for transmission and display of system software trace through Bluetooth SPP protocol - Google Patents
Method for transmission and display of system software trace through Bluetooth SPP protocol Download PDFInfo
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- CN106603127A CN106603127A CN201611243863.7A CN201611243863A CN106603127A CN 106603127 A CN106603127 A CN 106603127A CN 201611243863 A CN201611243863 A CN 201611243863A CN 106603127 A CN106603127 A CN 106603127A
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- bluetooth module
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- bluetooth
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- 238000000034 method Methods 0.000 title claims abstract description 35
- 230000005540 biological transmission Effects 0.000 title claims abstract description 28
- 238000007405 data analysis Methods 0.000 claims abstract description 12
- 230000026676 system process Effects 0.000 claims description 4
- 230000003993 interaction Effects 0.000 claims description 3
- 238000004458 analytical method Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 3
- 241001062009 Indigofera Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
- H04B5/70—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes
- H04B5/72—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes for local intradevice communication
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
- B60R16/0231—Circuits relating to the driving or the functioning of the vehicle
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
- H04B5/70—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes
- H04B5/73—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes for taking measurements, e.g. using sensing coils
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Automation & Control Theory (AREA)
- Mechanical Engineering (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The present invention discloses a method for transmission and display of a system software trace through a Bluetooth SPP (Serial Port Profile) protocol. In physics, the UART port of a vehicular entertainment audio-video navigation system main processing chip is mutually connected with the UART port of a Bluetooth module 1 to change the output of the trace data of the vehicular entertainment audio-video navigation system from an original physical UART port to the direct output of trace data of the vehicular entertainment audio-video navigation system through the UART ports between the vehicle system and the Bluetooth module 1 to the Bluetooth module 1, the data is displayed through the trace data analysis and display tool at a PC, a physical switch can be arranged on the vehicle system to control the trace data output, when the switch is turned on, the trace data of the system software is outputted from the UART port of the vehicular entertainment audio-video navigation system and the UART port of the Bluetooth module 1 which are connected with each other, and when the vehicle system is selected to turn off, the trace data is switched to other UARTs for outputting. The method for transmission and display of system software trace through the Bluetooth SPP protocol does not need to dismount a machine to connect to a trace wire to complete system trace tracking, so that the method provided by the invention saves manpower and working hours, provides great convenience for problem analysis and reduce the human cost and the risk of damaging the vehicle machine.
Description
Technical field
Invention belongs to wireless blue tooth transmission field, more particularly to a kind of to pass through bluetooth SPP protocol transmission display system software
The method of trace.
Background technology
With scientific and technological progress and the fast development of national economy, automobile slowly becomes household consumer products by original luxury goods
And popularized.In order to ensure the safety of people and improve comfortableness, powerful on-vehicle Bluetooth is widely transported
For, in car entertainment image and sound guidance system, driver does not need cable or telephone cradle just can realize the hands-free system of blue tooth vehicular
System.After installing on-vehicle Bluetooth system, car owner need not take sb's mind off sth when driving and receiving calls.During incoming call answering, user is only
Need to gently press one key or can just be received calls by Voice command, which enhance the safety and convenience driven.Can
See that bluetooth becomes an indispensable part in car entertainment image and sound guidance system.Requirement of the client to environment inside car simultaneously also will
Can be increasingly harsher, engineer's analysis system software issue is given after causing car entertainment image and sound guidance system to be perfectly combined with car load
The certain difficulty of band, such as system need to tear car open after ging wrong to be taken off system whole machine, but also will take machine apart by trace
Line connect after could tracking system trace, so not only waste time and energy but also it is also possible to scratch or damage the risk of car.
The content of the invention
For the deficiencies in the prior art, the present invention provides a kind of by bluetooth SPP (Serial Port Profile, serial
Port profile) protocol transmission display system software trace (tracking system software data) method, the method need not tear open
Operate machine after trace lines are connected could tracking system trace, save manpower, save man-hour, bring greatly to problem analysis
Facility, can also reduce human cost and damage car machine risk.
The technical scheme for realizing the object of the invention is：
A kind of method by bluetooth SPP protocol transmission display system software trace, comprises the steps：
1）Physically, the UART mouths of car entertainment image and sound guidance system main process task chip are interconnected with the UART mouths of bluetooth module 1；
2）The trace data of car entertainment image and sound guidance system software are exported by original physics UART mouths, are changed to by vehicle-mounted
UART mouths between system and bluetooth module 1 are directly output to bluetooth module 1；
3）PC connects bluetooth module 2, and the driver and client of bluetooth module 2 are installed on PC；
4）Start bluetooth module 2 on PC, and pairing is carried out with the bluetooth module 1 on onboard system be connected.Assisted by the SPP of bluetooth
Discuss the bluetooth module 2 in trace data transfers to PC on the bluetooth module 1 of onboard system；
5）By the trace data analysiss show tools at PC ends by data display out；
6）A physical switch is arranged on onboard system to go to control trace data outputs.
Can be realized by bluetooth SPP protocol transmission display system software trace by above-mentioned steps.
Step 1）Physically, the UART mouths of car entertainment image and sound guidance system main process task chip and bluetooth module 1
UART mouths are interconnected.
Step 2）As, in car entertainment image and sound guidance system, bluetooth module 1 is passed through with onboard system main process task chip
UART mouths carry out the interaction of data, then originally can be passed through by arranging a kind of physical switch of control trace data outputs
Physics port transmission trace data, are changed to carry out trace data by the UART mouths that bluetooth module 1 is connected with main process task chip
Transmit into bluetooth module 1.
Step 3）The bluetooth module 2 of USB interface is connected on PC, and bluetooth driver and client are installed.
Step 4）The bluetooth module 2 of PC is opened, is connected with the bluetooth module 1 of onboard system by matching, and by indigo plant
Trace data are carried out being wirelessly transmitted to bluetooth module 2 by the SPP agreements of tooth.
Step 5）Software is installed on PC, then bluetooth module 2 can be received by trace data analysiss show tools
Trace data displays out.
Step 6) as onboard system process chip is connected with bluetooth module 1, trace data directly pass through UART oral instructions
It is defeated to bluetooth module 1, and PC ends trace data analysiss show tools be also automatic reception generate trace data, this just needs
A physical switch is arranged on onboard system to go to control trace data outputs.Systems soft ware when switch is opened
The UART mouths that trace data will be connected from onboard system with bluetooth module 1 are exported, and select to close onboard system by trace numbers
According to other UART mouths outputs are switched to, while can the disconnection SPP agreement connections of order bluetooth module 1.Such that it is able to compatible former
Carry out the design of system.
Beneficial effect
The invention provides a kind of method by bluetooth SPP protocol transmission display system software trace, the method need not be torn open
Operate machine after trace lines are connected could tracking system trace, save manpower, save man-hour, bring greatly to problem analysis
Facility, can also reduce human cost and damage car machine risk.
Figure of description
Fig. 1 is the schematic diagram of the present invention；
Fig. 2 is on-off principle block diagram；
Flow charts of the Fig. 3 for switch；
Fig. 4 is the design sketch that PC ends receive Trace.
Specific embodiment
With reference to the accompanying drawings and examples present invention is further elaborated, but is not limitation of the invention.
Embodiment
A kind of method by bluetooth SPP protocol transmission display system software trace, comprises the steps：
1）Physically, the UART mouths of car entertainment image and sound guidance system main process task chip are interconnected with the UART mouths of bluetooth module 1；
2）The trace data of car entertainment image and sound guidance system software are exported by original physics UART mouths, are changed to by vehicle-mounted
UART mouths between system and bluetooth module 1 are directly output to bluetooth module 1；
3）PC connects bluetooth module 2, and the driver and client of bluetooth module 2 are installed on PC；
4）Start bluetooth module 2 on PC, and pairing is carried out with the bluetooth module 1 on onboard system be connected.Assisted by the SPP of bluetooth
Discuss the bluetooth module 2 in trace data transfers to PC on the bluetooth module 1 of onboard system；
5）By the trace data analysiss show tools at PC ends by data display out；
6）A physical switch is arranged on onboard system to go to control trace data outputs.
Can be realized by bluetooth SPP protocol transmission display system software trace by above-mentioned steps.
Step 1）In, the UART mouths of car entertainment image and sound guidance system main process task chip are mutual with the UART mouths of bluetooth module 1
Even.
Step 2）In, in car entertainment image and sound guidance system, bluetooth module 1 is passed through with onboard system main process task chip
UART mouths carry out the interaction of data, then originally can be passed through by arranging a kind of physical switch of control trace data outputs
Physics port transmission trace data, are changed to carry out trace data by the UART mouths that bluetooth module 1 is connected with main process task chip
Transmit into bluetooth module 1.
Step 3）In, the bluetooth module 2 of USB interface is connected on PC, and bluetooth driver and client are installed.
Step 4）In, the bluetooth module 2 of PC is opened, is connected with the bluetooth module 1 of onboard system by matching, and is passed through
Trace data are carried out being wirelessly transmitted to bluetooth module 2 by the SPP agreements of bluetooth.
Step 5）In, software is installed on PC, then bluetooth module 2 can be connect by trace data analysiss show tools
The trace data displays for receiving are out.
Step 6) in, as onboard system process chip is connected with bluetooth module 1, trace data directly pass through UART
Port transmission is to bluetooth module 1, and is also that automatic reception generates trace data in PC ends trace data analysiss show tools, this
It is accomplished by one physical switch of setting on onboard system to go to control trace data outputs.When switch is opened, system is soft
The UART mouths that the trace data of part will be connected from onboard system with bluetooth module 1 are exported, and onboard system is closed in selection will
Trace data exchanges are exported to others UART mouths, at the same can order bluetooth module 1 disconnect the connection of SPP agreements, such that it is able to
The design of compatible original system.
As shown in Figure 1：
A kind of method by bluetooth SPP protocol transmission display system software trace.Physically, the audio-visual navigation of car entertainment
The UART mouths of system main process task chip are interconnected with the UART mouths of bluetooth module 1.It is due in car entertainment image and sound guidance system, blue
Tooth module 1 carries out the interacting of data by UART mouths with onboard system main process task chip, by arranging a kind of control trace data
The physical switch of output then originally by physics port transmission trace data, will can be changed to by bluetooth module 1 and main process task core
The UART mouths of piece carry out trace data transfers into bluetooth module 1；The bluetooth module 2 of USB interface is connected on PC, and is pacified
Dress bluetooth driver and client；The bluetooth module 2 of PC is opened, is connected with the bluetooth module 1 of onboard system by matching,
And carry out being wirelessly transmitted to bluetooth module 2 by trace data by the SPP agreements of bluetooth；Software is installed on PC, then can be led to
Cross trace data displays that bluetooth module 2 receives by trace data analysiss show tools out, PC ends receive the effect of Trace
Fruit is schemed as shown in Figure 4.
As shown in Figure 2：
On-off principle block diagram, as onboard system process chip is connected with bluetooth module 1, trace data directly pass through UART
Port transmission is to bluetooth module 1, and is also that automatic reception generates trace data in PC ends trace data analysiss show tools, this
It is accomplished by one physical switch of setting on onboard system to go to control trace data outputs.
As shown in Figure 3：
Switch flow chart, when switch is opened, the trace data of systems soft ware will be from onboard system and bluetooth mould
The UART mouths output that block 1 is connected, selects to close onboard system by trace data exchanges to the output of others UART mouths, while can
The connection of SPP agreements is disconnected with order bluetooth module 1.Such that it is able to the design of compatible original system.
Claims (7)
1. a kind of method by bluetooth SPP protocol transmission display system software trace, it is characterised in that comprise the steps：
1）Physically, the UART mouths of car entertainment image and sound guidance system main process task chip are interconnected with the UART mouths of bluetooth module 1；
2）The trace data of car entertainment image and sound guidance system software are exported by original physics UART mouths, are changed to by vehicle-mounted
UART mouths between system and bluetooth module 1 are directly output to bluetooth module 1；
3）PC connects bluetooth module 2, and the driver and client of bluetooth module 2 are installed on PC；
4）Start bluetooth module 2 on PC, and pairing is carried out with the bluetooth module 1 on onboard system be connected；
By the bluetooth module 2 in trace data transfers to PC on bluetooth module 1 of the SPP agreements of bluetooth by onboard system；
5）By the trace data analysiss show tools at PC ends by data display out；
6）A physical switch is arranged on onboard system to go to control trace data outputs；
Can be realized by bluetooth SPP protocol transmission display system software trace by above-mentioned steps.
2. the method by bluetooth SPP protocol transmission display system software trace according to claim 1, its feature exist
In step 1）Physically, the UART mouths of car entertainment image and sound guidance system main process task chip and the UART mouths of bluetooth module 1 are mutual
Even.
3. the method by bluetooth SPP protocol transmission display system software trace according to claim 1, its feature exist
In step 2）As, in car entertainment image and sound guidance system, bluetooth module 1 passes through UART mouths with onboard system main process task chip
The interaction of data is carried out, then can originally be passed through port by arranging a kind of physical switch of control trace data outputs
Transmission trace data, are changed to carry out trace data transfers extremely by the UART mouths that bluetooth module 1 is connected with main process task chip
In bluetooth module 1.
4. the method by bluetooth SPP protocol transmission display system software trace according to claim 1, its feature exist
In step 3）The bluetooth module 2 of USB interface is connected on PC, and bluetooth driver and client are installed.
5. the method by bluetooth SPP protocol transmission display system software trace according to claim 1, its feature exist
In step 4）The bluetooth module 2 of PC is opened, is connected with the bluetooth module 1 of onboard system by matching, and by bluetooth
Trace data are carried out being wirelessly transmitted to bluetooth module 2 by SPP agreements.
6. the method by bluetooth SPP protocol transmission display system software trace according to claim 1, its feature exist
In step 5）Software is installed on PC, then can pass through what bluetooth module 2 was received by trace data analysiss show tools
Trace data displays are out.
7. the method by bluetooth SPP protocol transmission display system software trace according to claim 1, its feature exist
In step 6) as onboard system process chip is connected with bluetooth module 1, trace data are directly arrived by UART port transmissions
Bluetooth module 1, and be also that automatic reception generates trace data in PC ends trace data analysiss show tools, this is accomplished by
Arrange a physical switch to go to control trace data outputs on onboard system, the trace of systems soft ware when switch is opened
The UART mouths that data will be connected from onboard system with bluetooth module 1 are exported, and select to close onboard system by trace data exchanges
Export to other UART mouths, at the same can order bluetooth module 1 disconnect the connection of SPP agreements, such that it is able to compatible original system
Design.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611243863.7A CN106603127A (en) | 2016-12-29 | 2016-12-29 | Method for transmission and display of system software trace through Bluetooth SPP protocol |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611243863.7A CN106603127A (en) | 2016-12-29 | 2016-12-29 | Method for transmission and display of system software trace through Bluetooth SPP protocol |
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| CN106603127A true CN106603127A (en) | 2017-04-26 |
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| CN201611243863.7A Pending CN106603127A (en) | 2016-12-29 | 2016-12-29 | Method for transmission and display of system software trace through Bluetooth SPP protocol |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102568053A (en) * | 2010-12-31 | 2012-07-11 | 上海博泰悦臻电子设备制造有限公司 | Vehicle-mounted end of comprehensive vehicle fault detection system and data processing method of same |
| US20160283361A1 (en) * | 2015-03-26 | 2016-09-29 | Ford Global Technologies, Llc | Method and apparatus for in-vehicle hardware and software testing |
| CN106066792A (en) * | 2016-05-25 | 2016-11-02 | 桂林电子科技大学 | A kind of software wireless remote debugging based on WiFi updates system and method |
| CN106211035A (en) * | 2016-06-30 | 2016-12-07 | 惠州市德赛西威汽车电子股份有限公司 | The Trace of a kind of car entertainment image and sound guidance system obtains scheme |
-
2016
- 2016-12-29 CN CN201611243863.7A patent/CN106603127A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102568053A (en) * | 2010-12-31 | 2012-07-11 | 上海博泰悦臻电子设备制造有限公司 | Vehicle-mounted end of comprehensive vehicle fault detection system and data processing method of same |
| US20160283361A1 (en) * | 2015-03-26 | 2016-09-29 | Ford Global Technologies, Llc | Method and apparatus for in-vehicle hardware and software testing |
| CN106066792A (en) * | 2016-05-25 | 2016-11-02 | 桂林电子科技大学 | A kind of software wireless remote debugging based on WiFi updates system and method |
| CN106211035A (en) * | 2016-06-30 | 2016-12-07 | 惠州市德赛西威汽车电子股份有限公司 | The Trace of a kind of car entertainment image and sound guidance system obtains scheme |
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Application publication date: 20170426 |
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