CN106842049A - A kind of test device and method of automobile dark current - Google Patents
A kind of test device and method of automobile dark current Download PDFInfo
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- CN106842049A CN106842049A CN201710057362.8A CN201710057362A CN106842049A CN 106842049 A CN106842049 A CN 106842049A CN 201710057362 A CN201710057362 A CN 201710057362A CN 106842049 A CN106842049 A CN 106842049A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/382—Arrangements for monitoring battery or accumulator variables, e.g. SoC
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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Abstract
The present invention relates to a kind of test device and method of automobile dark current, device includes：Power supply（1）, power module（2）, Clock battery（3）, USB interface（4）, memory（5）, one-chip computer module（6）, wireless communication module（7）, the full indicator lamp of storage（8）, Lin transceivers（9）, storage battery sensor（10）Composition.The present invention is applied to the automobile equipped with Lin communication interfaces on test storage battery sensor, solve technical problem continuous, that battery dark current performance data is acquired and is preserved in real time, and the accumulator property data in memory are passed to by data storage server by 3G wireless communication modules in time, complete the function of the long-range Coutinuous store to dark current performance data, remote real-time monitoring and comprehensive assessment.
Description
Technical field
The invention belongs to technical field of automobile detection, and in particular to a kind of test device and method of automobile dark current.
Background technology
Automobile dark current is automobile power source gear in OFF（The non-working condition of automobile）, still there is electric current flowing.Dark electricity
The reason for stream is present, first, some electric equipments are in order to keep the memory function of data, it is necessary to long-term power supply these electrical equipment masters
Refer to computer control unit, such as sound equipment（The frequency range that last was listened, the song of CD）；Also air-conditioning（Memory wind direction wind
The setting of speed）.Second, some tamper-proof sensors need long-term power supply, to ensure round-the-clock function for monitoring.Dark current is deposited
And battery itself electric discharge, vehicle is placed for a long time can then cause accumulator electric-quantity not enough, and automobile cannot start.
The instrument for testing automobile dark current is a lot, and the test such as universal meter, current clamp can be used.But as the function of automobile is got over
Come more, auto electronic ＆ electrical equipment is more and more, automobile control logic becomes increasingly complex, the ECU of continued power is also got over
Come more, be especially equipped with the automobile of internet function, because car-mounted terminal is at automobile OFF grades, can also at interval of a period of time
Communicated between server, cause to use universal meter, current clamp etc. to test automobile dark current not in the automotive development stage
Demand can be met, it is impossible to which the index to dark current on car makees comprehensive assessment.
The content of the invention
The present invention is in view of the shortcomings of the prior art, there is provided a kind of test device and method of automobile dark current, it is adaptable to survey
Automobile equipped with Lin communication interfaces on examination storage battery sensor.Solve continuous, real-time to battery dark current performance number
According to the technical problem being acquired and preserve.
In order to solve the above-mentioned technical problem, the technical scheme is that：
A kind of test device of automobile dark current, it is characterised in that device includes：Power supply, power module, Clock battery,
USB interface, memory, one-chip computer module, wireless communication module, storage full indicator lamp, Lin transceivers, storage battery sensor.Institute
One-chip computer module is stated with power module arranged side by side, Clock battery, USB interface, memory, wireless communication module, the full instruction of storage
Lamp, the connection of Lin transceivers.The other end of the power module is connected with power supply.The other end of described Lin transceivers with
Storage battery sensor is connected.The USB interface is connected with computer.
The storage battery sensor is connected with vehicle battery.The wireless communication module is deposited by wireless network with data
Storage server connection.
The voltage conversion that the power module provides power supply is into one-chip computer module, memory, Lin transceivers, nothing
Operating voltage corresponding to line communication module.
The USB interface connects computer, and Initialize installation is carried out to the data of one-chip computer module by computer.
The memory is used for the dark current performance data of the battery that collection is locally stored.The dark current performance data
Electric current and voltage including battery.
The communication that the Lin transceivers are used between one-chip computer module and storage battery sensor.
The wireless communication module passes through wireless network by the data is activation in memory to data storage server.
The data storage server real-time reception, the dark current performance for remotely continuously preserving, monitoring and assessing battery
Data.
The method that automobile dark current is tested is completed using the test device of above-mentioned automobile dark current, is comprised the following steps：
Step one, computer are connected by USB interface with one-chip computer module, and data storage server is carried out by computer
Initialize installation.
Service is interrupted in step 2, the reception of one-chip computer module control Lin transceivers, and by Lin transceivers according to transmitting messages
Cycle t1 reads the dark current performance data of storage battery sensor.
The dark current performance data that step 3, one-chip computer module will read is temporarily stored in memory.
Step 4, one-chip computer module check whether the memory space of memory has expired according to the cycle t2 of checking, if storage is empty
Between expired, then light the full indicator lamp of storage.
By wireless communication module be sent to the data in memory according to cycle t3 is sent by step 5, one-chip computer module
Data storage server.
Specifically, the computer carries out Initialize installation to data storage server includes：Data storage server
IP address, port numbers.
Specifically, the cycle t1 that transmits messages is less than or equal to check cycle t2.It is described to check that cycle t2 is all less than or equal to sending
Phase t3.
Specifically, the detailed process of step one to step 5 is as follows：
2-1 is walked：One-chip computer module 6 is powered, and I/O pin, timer are initialized.
2-2 is walked：The USB interface 4 of one-chip computer module 6 is connected with computer, service of the computer to data storage server
Device IP address, port numbers are configured.
2-3 ~ 2-4 is walked：One-chip computer module 6 reads the current producer position in memory 5.Data in memory are deposited
Storage mode is a ring counter, and the data of storage are defined as producer position and customer site in memory space region, when
When writing data toward storage region, producer's storage location increases.When data are read from storage region, consumer's storage location increases
Plus.
2-5 is walked：One-chip computer module 6 reads gathered data mark.
2-6 is walked：One-chip computer module 6 resets timing flag bit.
2-7 is walked：Call treatment USB to receive data subprogram, then perform 2-8 steps.
2-8 is walked：Judge whether the current cycle t1 that transmits messages reaches, if reaching, perform 2-9 steps, judge collection enabler flags；It is no
Then, 2-11 steps are performed.
2-9 is walked：Judge collection enabler flags whether set, set then performs 2-10；Otherwise perform 2-11 steps.
2-10 is walked：The heading data of storage battery sensor 10, i.e. address are sent by Lin transceivers 9.
2-11 ~ 2-16 is walked：If the memory space of memory 5 is expired, the full indicator lamp of memory space flashed once every 2 seconds.
2-17 is walked：Judge whether currently transmitted cycle t3 reaches, if reaching, perform 2-18 steps, otherwise return to 2-7 steps.
2-18 is walked：Judge whether gathered data is sent to remote data storage service device, if having been configured as data is activation arriving
Remote data storage service device, then perform 2-19 portions, otherwise returns to 2-7 steps.
2-19 ~ 2-24 is walked：If there is data in memory 5, transmission gathered data to remote data storage service device, and will
Transmit data to be deleted from memory 5, that is, change consumer data storage location.
Specifically, the computer carries out Initialize installation and comprises the following steps that to data storage server：
4-1 is walked：Data subprogram is received into treatment USB.
4-2 ~ 4-3 is walked：Judge whether the packet received from USB port is that data acquisition enables data command bag, if
4-3 steps are then performed, order is enabled according to packet content set or reseting data collection, then perform 4-4 steps.Otherwise directly hold
Row 4-4 is walked.
4-4 is walked：Judge whether the current packet received from USB port is to read gathered data order, is to perform 4-5
Step, otherwise performs 4-10 steps.
4-5 is walked：Determine whether not transmitting data, be then to perform 4-6 steps.4-10 steps are otherwise performed, no data is sent and is disappeared
Breath.
4-6 ~ 4-9 is walked：Transmit storage data, and by consumer data storage location move forward 1.
4-11 is walked：Judge whether data acquisition enabler flags reset, if resetting, perform 4-12 steps.No person performs 4-18
Step, exits treatment USB and receives data subprogram.
4-12 ~ 4-13 is walked：Judge whether the packet received from USB port is to set remote data storage service device IP ground
Location, port numbers, are then to perform 4-13 steps, and server ip address is set according to packet content, and then port numbers perform 4-14
Step.Otherwise directly perform 4-14 steps.
4-14 ~ 4-15 is walked：Judge whether the packet received from USB port is to set acquired data storage position, is then
4-15 steps are performed, acquired data storage position, storage to memory or remote server are set according to packet content.Otherwise hold
Row 4-16 is walked.
4-16 ~ 4-17 is walked：Judge whether the packet received from USB port is to empty data storage order, is to perform
4-17 is walked, and producers and consumers' data storage current location is reset.Otherwise perform 4-18 steps.
4-18 is walked：Treatment USB receives data subprogram and returns.
Specifically, service is interrupted in the reception of one-chip computer module control Lin transceivers, and detailed process is as follows：
3-1 is walked：Receive interrupt service routine into Lin.
3-2 is walked：Judge that the sensor that Lin is received sends data and verified.If verifying successfully, 3-3 steps are performed.It is no
3-11 steps are then performed, Lin is exited and is received interrupt service routine, interrupted and return.
3-3 is walked：Voltage, current data are taken out in the packet received from Lin buses.
3-4 to 3-10 is walked：3-4 steps judge whether memory has enough memory space data storages.If nothing, 3-10 is performed
Step, set memory space inadequate flag bit.3-5 steps are otherwise performed, memory space inadequate flag bit is resetted.3-6 step ~ 3-9 are walked
Electric current, voltage and the time data Cun Chudao memory that will be gathered, and by producer's data storage location to reach 1.
3-11 is walked：Lin receives interrupt service routine and returns.
Actual gain effect of the invention is：
The present invention realize it is continuous, battery dark current performance data is acquired in real time, by wireless communication module
Accumulator property data in memory are passed into data storage server in time, is completed to the remote of dark current performance data
The function of journey Coutinuous store, remote real-time monitoring and comprehensive assessment.
Brief description of the drawings
Fig. 1 is system construction drawing of the invention；
Fig. 2 is invention software main program flow chart；
Fig. 3 is that one-chip computer module Lin receives interrupt service routine flow chart；
Fig. 4 is that one-chip computer module treatment USB receives data subroutine flow chart.
Specific embodiment
Embodiments of the present invention are specifically described below in conjunction with the accompanying drawings.
As shown in figure 1, a kind of test device of automobile dark current, including：Power supply 1, power module 2, Clock battery
3rd, USB interface 4, memory 5, one-chip computer module 6, wireless communication module 7, storage full indicator lamp 8, Lin transceivers 9, battery
Sensor 10 is constituted；The one-chip computer module 6 and power module 2 arranged side by side, Clock battery 3, USB interface 4, memory 5, monolithic
Machine module 6, wireless communication module 7, the full indicator lamp 8 of storage, Lin transceivers 9 are connected；The power module 2 is gone here and there with power supply 1
Connection；Described Lin transceivers 9 are connected with storage battery sensor 10.
The external computer of the USB interface 4.
The external vehicle battery of the storage battery sensor 10.
The wireless communication module 7 is connected by wireless network with data storage server.
The power supply 1 is used to be powered to whole detection means.
12V power supplies 1 are converted into one-chip computer module 6, memory 5, Lin transceivers 9, wireless by the power module 2
Operating voltage corresponding to communication module 7.
The one-chip computer module 6 manages the work of whole detection means.
The memory 5 is used to store the storage battery flow data of collection.
The communication that the Lin transceivers 9 are used between one-chip computer module 6 and storage battery sensor 10.
The data transfer that the wireless communication module 7 is used between data storage server.
The Clock battery 3 is used to be powered to the clock circuit of one-chip computer module 6.
Invention software main program flow is：
Before starting test, this test device is connected with computer by USB line, computer is initialized to this test device
Set, the server ip address, port numbers including setting data storage server etc..
Transmit messages cycle t1 of the one-chip computer module 6 by Lin EBIs 9 every 0.1 second reads storage battery sensor 10
The data such as electric current, voltage, memory 5 is stored in by time data, gathered data.
One-chip computer module 6 checked whether the memory space of memory 5 has expired every the cycle t2 that checks of 1 second, if storage is empty
Between expired, then light the full indicator lamp 8 of storage.
One-chip computer module 6 is sent the data in memory 5 by wireless communication module 7 every transmission cycle t3 of 10 seconds
To data storage server.
The data that data storage server will be received carry out long-range Coutinuous store, remote real-time monitoring and comprehensive assessment.
As shown in Fig. 2 main program idiographic flow is：
2-1 is walked：One-chip computer module 6 is powered, and I/O pin, timer etc. are initialized.
2-2 is walked：The USB interface 4 of one-chip computer module 6 is connected with computer, service of the computer to data storage server
Device IP address, port numbers etc. are configured.
2-3 ~ 2-4 is walked：One-chip computer module 6 reads the current producer position in memory 5.Data in memory are deposited
Storage mode is a ring counter, and the data of storage are defined as producer position and customer site in memory space region, when
When writing data toward storage region, producer's storage location increases；When data are read from storage region, consumer's storage location increases
Plus.
2-5 is walked：One-chip computer module 6 reads gathered data mark.
2-6 is walked：One-chip computer module 6 resets timing flag bit.
2-7 is walked：Call treatment USB to receive data subprogram, then perform 2-8 steps.
2-8 is walked：Judge whether the cycle t1 that transmits messages of current 0.1S reaches, if reaching, perform 2-9 steps, judge that collection is enabled
Mark；Otherwise, 2-11 steps are performed.
2-9 is walked：Judge collection enabler flags whether set, set then performs 2-10；Otherwise perform 2-11 steps.
2-10 is walked：The heading data of storage battery sensor 10, i.e. address are sent by Lin transceivers 9.
2-11 ~ 2-16 is walked：If the memory space of memory 5 is expired, the full indicator lamp of memory space flashed once every 2 seconds.
2-17 is walked：Judge whether the transmission cycle t3 of current 10S reaches, if reaching, perform 2-18 steps, otherwise return to 2-7
Step.
2-18 is walked：Judge whether gathered data is sent to remote data storage service device, if having been configured as data is activation arriving
Remote data storage service device, then perform 2-19 portions, otherwise returns to 2-7 steps.
2-19 ~ 2-24 is walked：If there is data in memory 5, transmission gathered data to remote data storage service device, and will
Transmit data to be deleted from memory 5, that is, change consumer data storage location.
Fig. 3 is that one-chip computer module Lin of the invention receives interrupt service routine flow chart, and its job step is as follows：
3-1 is walked：Receive interrupt service routine into Lin.
3-2 is walked：Judge that the sensor that Lin is received sends data and verified, if verifying successfully, perform 3-3 steps, it is no
3-11 steps are then performed, Lin is exited and is received interrupt service routine, interrupted and return.
3-3 is walked：Voltage, current data are taken out in the packet received from Lin buses.
3-4 to 3-10 is walked：3-4 steps judge whether memory has enough memory space data storages, if nothing, perform 3-10
Step, set memory space inadequate flag bit；3-5 steps are otherwise performed, memory space inadequate flag bit is resetted.3-6 step ~ 3-9 are walked
Electric current, voltage and the time data Cun Chudao memory that will be gathered, and by producer's data storage location to reach 1.
3-11 is walked：Lin receives interrupt service routine and returns.
Fig. 4 is that one-chip computer module treatment USB of the invention receives data subroutine flow chart, and its job step is as follows：
4-1 is walked：Data subprogram is received into treatment USB.
4-2 ~ 4-3 is walked：Judge whether the packet received from USB port is that data acquisition enables data command bag, if
4-3 steps are then performed, order is enabled according to packet content set or reseting data collection, then perform 4-4 steps；Otherwise directly hold
Row 4-4 is walked.
4-4 is walked：Judge whether the current packet received from USB port is to read gathered data order, is to perform 4-5
Step, otherwise performs 4-10 steps.
4-5 is walked：Determine whether not transmitting data, be then to perform 4-6 steps；4-10 steps are otherwise performed, no data is sent and is disappeared
Breath.
4-6 ~ 4-9 is walked：Transmit storage data, and by consumer data storage location move forward 1.
4-11 is walked：Judge whether data acquisition enabler flags reset, if resetting, perform 4-12 steps；No person performs 4-18
Step, exits treatment USB and receives data subprogram.
4-12 ~ 4-13 is walked：Judge whether the packet received from USB port is to set remote data storage service device IP ground
Location, port numbers, are then to perform 4-13 steps, and server ip address is set according to packet content, and then port numbers perform 4-14
Step；Otherwise directly perform 4-14 steps.
4-14 ~ 4-15 is walked：Judge whether the packet received from USB port is to set acquired data storage position, is then
4-15 steps are performed, acquired data storage position, storage to memory or remote server are set according to packet content；Otherwise hold
Row 4-16 is walked.
4-16 ~ 4-17 is walked：Judge whether the packet received from USB port is to empty data storage order, is to perform
4-17 is walked, and producers and consumers' data storage current location is reset；Otherwise perform 4-18 steps.
4-18 is walked：Treatment USB receives data subprogram and returns.
Claims (7)
1. a kind of test device of automobile dark current, it is characterised in that device includes：Power supply（1）, power module（2）, when
Clock battery（3）, USB interface（4）, memory（5）, one-chip computer module（6）, wireless communication module, the full indicator lamp of storage（8）、Lin
Transceiver（9）, storage battery sensor（10）；The one-chip computer module（6）With power module arranged side by side（2）, Clock battery（3）、
USB interface（4）, memory（5）, wireless communication module, the full indicator lamp of storage（8）, Lin transceivers（9）Connection；The power supply mould
Block（2）The other end and power supply（1）Series connection；Described Lin transceivers（9）The other end and storage battery sensor（10）String
Connection；The USB interface（4）It is connected with computer；
The storage battery sensor（10）It is connected with vehicle battery；The wireless communication module is deposited by wireless network with data
Storage server connection；
The power module（2）By power supply（1）The voltage conversion of offer is into one-chip computer module（6）, memory（5）, Lin receive
Hair device（9）, operating voltage corresponding to wireless communication module；
The USB interface（4）Connection computer, by computer to one-chip computer module（6）Data carry out Initialize installation；
The memory（5）Dark current performance data for the battery of collection to be locally stored；The dark current performance data
Electric current and voltage including battery；
The Lin transceivers（9）For one-chip computer module（6）With storage battery sensor（10）Between communication；
The wireless communication module passes through wireless network by memory（5）Interior data is activation is to data storage server；
The data storage server real-time reception, the dark current performance data for remotely continuously preserving, monitoring and assessing battery.
2. the method for completing the test of automobile dark current using a kind of test device of the automobile dark current described in claim 1, its
It is characterised by, comprises the following steps：
Step one, computer pass through USB interface and one-chip computer module（6）Connection, carries out initialization and sets to data storage server
Put；
Step 2, one-chip computer module（6）The reception of Lin transceivers is controlled to interrupt service, and by Lin transceivers（9）According to hair
Report cycle t1 reads storage battery sensor（10）Dark current performance data；
Step 3, one-chip computer module（6）The dark current performance data that will be read is temporarily stored in memory（5）；
Step 4, one-chip computer module（6）Memory is checked according to the cycle t2 of checking（5）Memory space whether expired, if storage
Space has been expired, then light the full indicator lamp of storage（8）；
Step 5, one-chip computer module（6）The data in memory are passed through into wireless communication module according to cycle t3 is sent（7）Send
To data storage server.
3. the method that automobile dark current according to claim 2 is tested, it is characterised in that：Computer is to data storage service
Device carries out Initialize installation to be included：The IP address of data storage server, port numbers.
4. the method that automobile dark current according to claim 2 is tested, it is characterised in that：It is described transmit messages cycle t1 less than etc.
In checking cycle t2；It is described to check that cycle t2 is less than or equal to transmission cycle t3.
5. the method that automobile dark current according to claim 2 is tested, it is characterised in that：The step one arrives step 5
Detailed process is as follows：
2-1 is walked：One-chip computer module（6）It is powered, and I/O pin, timer is initialized；
2-2 is walked：One-chip computer module（6）USB interface（4）It is connected with computer, service of the computer to data storage server
Device IP address, port numbers are configured；
2-3 ~ 2-4 is walked：One-chip computer module（6）Read memory（5）Interior current producer position；Data in memory are deposited
Storage mode is a ring counter, and the data of storage are defined as producer position and customer site in memory space region, when
When writing data toward storage region, producer's storage location increases；When data are read from storage region, consumer's storage location increases
Plus；
2-5 is walked：One-chip computer module（6）Read gathered data mark；
2-6 is walked：One-chip computer module（6）Timing flag bit is reset；
2-7 is walked：Call treatment USB to receive data subprogram, then perform 2-8 steps；
2-8 is walked：Judge whether the current cycle t1 that transmits messages reaches, if reaching, perform 2-9 steps, judge collection enabler flags；Otherwise,
Perform 2-11 steps；
2-9 is walked：Judge collection enabler flags whether set, set then performs 2-10；Otherwise perform 2-11 steps；
2-10 is walked：By Lin transceivers（9）Send storage battery sensor（10）Heading data, i.e. address；
2-11 ~ 2-16 is walked：If memory（5）Memory space expire, then the full indicator lamp of memory space flashes every setting time t0
Once；
2-17 is walked：Judge whether currently transmitted cycle t3 reaches, if reaching, perform 2-18 steps, otherwise return to 2-7 steps；
2-18 is walked：Judge whether gathered data is sent to remote data storage service device, if having been configured as data is activation to remotely
Data storage server, then perform 2-19 portions, otherwise returns to 2-7 steps；
2-19 ~ 2-24 is walked：If memory（5）In have data, then gathered data is transmitted to remote data storage service device, and by
Transmit data from memory（5）Middle deletion, that is, change consumer data storage location.
6. the method that automobile dark current according to claim 2 is tested, it is characterised in that the computer is to data storage
Server carries out comprising the following steps that for Initialize installation：
4-1 is walked：Data subprogram is received into treatment USB；
4-2 ~ 4-3 is walked：Judge whether the packet received from USB port is that data acquisition enables data command bag, if then holding
Row 4-3 is walked, and order is enabled according to packet content set or reseting data collection, then performs 4-4 steps；Otherwise directly perform 4-
4 steps；
4-4 is walked：Judge whether the current packet received from USB port is to read gathered data order, is then to perform 4-5 steps,
Otherwise perform 4-10 steps；
4-5 is walked：Determine whether not transmitting data, be then to perform 4-6 steps；4-10 steps are otherwise performed, no data message is sent；
4-6 ~ 4-9 is walked：Transmit storage data, and by consumer data storage location move forward 1；
4-11 is walked：Judge whether data acquisition enabler flags reset, if resetting, perform 4-12 steps；No person performs 4-18 steps, moves back
Go out to process USB and receive data subprogram；
4-12 ~ 4-13 is walked：Judge the packet received from USB port whether be set remote data storage service device IP address,
Port numbers, are then to perform 4-13 steps, and server ip address is set according to packet content, and then port numbers perform 4-14 steps；It is no
Then directly perform 4-14 steps；
4-14 ~ 4-15 is walked：Judge whether the packet received from USB port is to set acquired data storage position, is to perform
4-15 is walked, and acquired data storage position, storage to memory or remote server are set according to packet content；Otherwise perform 4-
16 steps；
4-16 ~ 4-17 is walked：Judge whether the packet received from USB port is to empty data storage order, is to perform 4-17
Step, producers and consumers' data storage current location is reset；Otherwise perform 4-18 steps；
4-18 is walked：Treatment USB receives data subprogram and returns.
7. the method that automobile dark current according to claim 2 is tested, it is characterised in that the one-chip computer module（6）Control
Service is interrupted in the reception of Lin transceivers processed, and detailed process is as follows：
3-1 is walked：Receive interrupt service routine into Lin；
3-2 is walked：Judge that the sensor that Lin is received sends data and verified；If verifying successfully, 3-3 steps are performed；Otherwise hold
Row 3-11 is walked, and is exited Lin and is received interrupt service routine, is interrupted and is returned；
3-3 is walked：Voltage, current data are taken out in the packet received from Lin buses；
3-4 to 3-10 is walked：3-4 steps judge whether memory has enough memory space data storages；If nothing, 3-10 steps are performed, put
Position memory space inadequate flag bit；3-5 steps are otherwise performed, memory space inadequate flag bit is resetted；3-6 step ~ 3-9 steps will collection
Electric current, voltage and time data Cun Chudao memory, and by producer's data storage location to reach 1；
3-11 is walked：Lin receives interrupt service routine and returns.
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| CN201710057362.8A CN106842049A (en) | 2017-01-26 | 2017-01-26 | A kind of test device and method of automobile dark current |
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| CN201710057362.8A CN106842049A (en) | 2017-01-26 | 2017-01-26 | A kind of test device and method of automobile dark current |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109143917A (en) * | 2017-06-15 | 2019-01-04 | 现代自动车株式会社 | System and method for controlling the dark current of vehicle |
| US20200298727A1 (en) * | 2019-03-18 | 2020-09-24 | Honda Motor Co., Ltd. | Vehicle control device |
| CN111880040A (en) * | 2020-08-17 | 2020-11-03 | 三一重机有限公司 | Dark current testing system and method and engineering machinery |
| CN113533827A (en) * | 2021-07-30 | 2021-10-22 | 东风汽车集团股份有限公司 | Vehicle static consumed current testing device, system and method |
| CN113752965A (en) * | 2021-08-31 | 2021-12-07 | 重庆长安汽车股份有限公司 | Power management controller and car |
| CN115136612A (en) * | 2022-05-26 | 2022-09-30 | 广东逸动科技有限公司 | Data processing method, device and system, safety terminal, ship and monitoring device |
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| CN113752965A (en) * | 2021-08-31 | 2021-12-07 | 重庆长安汽车股份有限公司 | Power management controller and car |
| CN113752965B (en) * | 2021-08-31 | 2024-03-22 | 重庆长安汽车股份有限公司 | Power management controller and car |
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Application publication date: 20170613 |