CN109491372A - A kind of test macro and method of automatic wiper function logic - Google Patents
A kind of test macro and method of automatic wiper function logic Download PDFInfo
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- CN109491372A CN109491372A CN201811550670.5A CN201811550670A CN109491372A CN 109491372 A CN109491372 A CN 109491372A CN 201811550670 A CN201811550670 A CN 201811550670A CN 109491372 A CN109491372 A CN 109491372A
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- windscreen wiper
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0218—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults
- G05B23/0256—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults injecting test signals and analyzing monitored process response, e.g. injecting the test signal while interrupting the normal operation of the monitored system; superimposing the test signal onto a control signal during normal operation of the monitored system
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
- Control Of Electric Motors In General (AREA)
Abstract
The invention discloses the test macro and method of a kind of automatic wiper function logic, which includes: signal imitation unit, emulates signal for generating windscreen wiper according to test content, and windscreen wiper emulation signal is exported and gives test BCM controller；Signal acquisition unit, the windscreen wiper exported for collecting test BCM controller controls signal, and windscreen wiper control signal is exported to engineering machine；Engineering machine for obtaining the windscreen wiper control signal, and judges whether the windscreen wiper control signal is normal.The disclosure can still be able to test the windscreen wiper function logic of BCM controller when windscreen wiper or precipitation rain fall sensor break down.
Description
Technical field
The present invention relates to technical field of automobile parts, the test macro of especially a kind of automatic wiper function logic and side
Method.
Background technique
Automatic wiper incudes the size of raindrop according to precipitation rain fall sensor, automatically adjusts windscreen wiper speed, provides for driver
The good visual field, to greatly improve rainy day convenient driving and safety.Automatic wiper function policy is generally in controller BCM
It is realized on (car body controller)；In order to verify BCM controller, for the control strategy of rain shaving electrical machine, there is no problem, needs to this
Strategy carries out test verifying.
Test mode in the prior art is to test on real vehicle, realizes precipitation rain fall sensor to rainfall size by water spray
Then induction tests whether windscreen wiper is acted according to rainfall size.
Following defect exists in the prior art:
(1) due to the windscreen wiper and precipitation rain fall sensor of test be all it is normal, testing so is all that normal function is tested
Card is not able to verify that when windscreen wiper or precipitation rain fall sensor failure, the relevant Fault Control strategy of BCM automatic wiper；
(2) due to BCM controller and windscreen wiper or precipitation rain fall sensor develop it is asynchronous, so when controller strategy is opened
When distributing into, and when windscreen wiper or precipitation rain fall sensor do not have exemplar, have no idea to be tested.
How to solve the above problems, is those skilled in the art's one of major issue urgently to be resolved.
Summary of the invention
It is an object of the present invention to provide a kind of test macros of automatic wiper function logic, to solve in the prior art
Deficiency, it can still be able to the windscreen wiper function logic to BCM controller when windscreen wiper or precipitation rain fall sensor break down
It is tested.
The present invention provides a kind of test macros of automatic wiper function logic, wherein includes:
Signal imitation unit emulates signal for generating windscreen wiper according to test content, and windscreen wiper emulation signal is defeated
Test BCM controller is given out；
Signal acquisition unit, the windscreen wiper exported for collecting test BCM controller control signal, and by the windscreen wiper control
Signal processed is exported to engineering machine；
Engineering machine for obtaining the windscreen wiper control signal, and judges whether the windscreen wiper control signal is normal.
Optionally, the windscreen wiper emulation signal includes windscreen wiper gear emulation signal, precipitation rain fall sensor supply voltage emulation letter
Number and precipitation rain fall sensor emulate signal；
The windscreen wiper control signal includes windscreen wiper high-speed control signal and windscreen wiper low speed control signals.
Optionally, the windscreen wiper gear emulation signal includes that windscreen wiper shutdown signal, windscreen wiper low gear signal and windscreen wiper are high
Fast gear signal；
The precipitation rain fall sensor supply voltage emulation signal includes precipitation rain fall sensor normal power supply voltage signal and power supply electricity
Reduce off-flavor regular signal；
The precipitation rain fall sensor emulation signal includes normal precipitation rain fall sensor signal and abnormal precipitation rain fall sensor signal.
Optionally, the test macro of the automatic wiper function logic further includes power supply, the signal imitation unit,
The signal acquisition unit, the engineering machine and test BCM controller are connected with the power supply, the power supply
For giving the signal imitation unit, the signal acquisition unit, the engineering machine and test BCM controller to power respectively.
Optionally, the engineering machine is also used to control the signal imitation unit and generates corresponding windscreen wiper according to test content
Emulate signal.
Optionally, the signal imitation unit is LIN board, and the signal acquisition unit is I/O board.
Originally it also proposed a kind of test method of automatic wiper function logic, wherein the following steps are included:
S1, to test BCM controller input windscreen wiper gear signal, precipitation rain fall sensor normal power supply voltage signal and normal
Precipitation rain fall sensor signal；
Judge whether windscreen wiper high-speed control signal and windscreen wiper low speed control signals are normal；If so, executing step S2；Such as
Fruit is no, then tests unqualified with BCM controller
S2, to test BCM controller input windscreen wiper gear signal, precipitation rain fall sensor normal power supply voltage signal and exception
Precipitation rain fall sensor signal；
Judge whether windscreen wiper high-speed control signal and windscreen wiper low speed control signals are normal；If so, executing step S3, such as
Fruit is no, then tests unqualified with BCM controller；
S3, to test BCM controller input windscreen wiper gear signal, precipitation rain fall sensor exception supply voltage signal and normal
Precipitation rain fall sensor signal；
Judge whether windscreen wiper high-speed control signal and windscreen wiper low speed control signals are normal；If so, executing step S4, such as
Fruit is no, then tests unqualified with BCM controller；
S4, to test BCM controller input windscreen wiper gear signal, precipitation rain fall sensor normal power supply voltage signal and normal
Precipitation rain fall sensor signal；
Disconnect windscreen wiper playback switch；
Judge whether windscreen wiper high-speed control signal and windscreen wiper low speed control signals are normal；If it is, test is controlled with BCM
Device processed is qualified；If it is not, then test is unqualified with BCM controller.
Optionally, step S2 is specifically included:
S201, while windscreen wiper shutdown signal, precipitation rain fall sensor normal power supply voltage signal are inputted to test BCM controller
With abnormal precipitation rain fall sensor signal；
S202 obtains test and uses the windscreen wiper high-speed control signal and windscreen wiper low speed control signals of BCM controller, and judges institute
It states high-speed control signal and whether windscreen wiper low speed control signals is equal to the first voltage value, if so, thening follow the steps S203, such as
Fruit is no, then tests unqualified with BCM controller；
S203, while windscreen wiper low gear signal, precipitation rain fall sensor normal power supply voltage are inputted to test BCM controller
Signal and abnormal precipitation rain fall sensor signal；
S204 obtains test and uses the windscreen wiper high-speed control signal and windscreen wiper low speed control signals of BCM controller, and judges institute
It states high-speed control signal and whether the windscreen wiper low speed control signals is equal to the first voltage value, if so, thening follow the steps
S205；If it is not, then test is unqualified with BCM controller；
S205, while windscreen wiper high gear signal, precipitation rain fall sensor normal power supply voltage are inputted to test BCM controller
Signal and abnormal precipitation rain fall sensor signal；
S206 obtains test and uses the windscreen wiper high-speed control signal and windscreen wiper low speed control signals of BCM controller, and judges institute
It states high-speed control signal and whether the windscreen wiper low speed control signals is equal to the first voltage value, if so, executing step S3；Such as
Fruit is no, then tests unqualified with BCM controller.
Optionally, step S3 is specifically included:
S301, while windscreen wiper shutdown signal, supply voltage abnormal signal and normal rainfall are inputted to test BCM controller
Sensor signal；
S302 obtains test and uses the windscreen wiper high-speed control signal and windscreen wiper low speed control signals of BCM controller, and judges institute
It states high-speed control signal and whether windscreen wiper low speed control signals is equal to the first voltage value, if so, thening follow the steps S303, such as
Fruit is no, then tests unqualified with BCM controller；
S303, while to test BCM controller input windscreen wiper low gear signal, supply voltage abnormal signal and normal
Precipitation rain fall sensor signal；
S304 obtains test and uses the windscreen wiper high-speed control signal and windscreen wiper low speed control signals of BCM controller, and judges institute
It states high-speed control signal and whether the windscreen wiper low speed control signals is equal to the first voltage value, if so, thening follow the steps
S305；If it is not, then test is unqualified with BCM controller；
S305, while to test BCM controller input windscreen wiper high gear signal, supply voltage abnormal signal and normal
Precipitation rain fall sensor signal；
S306 obtains test and uses the windscreen wiper high-speed control signal and windscreen wiper low speed control signals of BCM controller, and judges institute
It states high-speed control signal and whether the windscreen wiper low speed control signals is equal to the first voltage value, if so, executing step S4；Such as
Fruit is no, then tests unqualified with BCM controller.
Optionally, step S4 is specifically included:
S401, while windscreen wiper shutdown signal, precipitation rain fall sensor normal power supply voltage signal are inputted to test BCM controller
With normal precipitation rain fall sensor signal, and by windscreen wiper playback switch disconnect；
S402 obtains test and uses the windscreen wiper high-speed control signal and windscreen wiper low speed control signals of BCM controller, and judges institute
It states high-speed control signal and whether windscreen wiper low speed control signals is equal to the first voltage value, if so, thening follow the steps S403, such as
Fruit is no, then tests unqualified with BCM controller；
S403, while windscreen wiper low gear signal, precipitation rain fall sensor normal power supply voltage are inputted to test BCM controller
Signal and normal precipitation rain fall sensor signal, and windscreen wiper is playbacked to switch and is disconnected；
S404 obtains test and uses the windscreen wiper high-speed control signal and windscreen wiper low speed control signals of BCM controller, and judges institute
It states high-speed control signal and whether the windscreen wiper low speed control signals is equal to the first voltage value, if so, thening follow the steps
S405；If it is not, then test is unqualified with BCM controller；
S405, while windscreen wiper high gear signal, precipitation rain fall sensor normal power supply voltage are inputted to test BCM controller
Signal and normal precipitation rain fall sensor signal, and windscreen wiper is playbacked to switch and is disconnected；
S406 obtains test and uses the windscreen wiper high-speed control signal and windscreen wiper low speed control signals of BCM controller, and judges institute
It states high-speed control signal and whether the windscreen wiper low speed control signals is equal to the first voltage value, if it is, test is controlled with BCM
Device processed is qualified；If it is not, then test is unqualified with BCM controller.
Compared with prior art, messenger analogue unit of the present invention generates windscreen wiper and emulates signal, and windscreen wiper is emulated signal
It exports and gives test BCM controller, signal is controlled by the windscreen wiper of the output of detection test BCM controller, and according to windscreen wiper
Whether control signal is normal with automatic wiper control logic in BCM controller to judge to test.It can be passed in windscreen wiper or rainfall
When sensor breaks down, the relevant Fault Control strategy of BCM controller automatic wiper is tested.
By referring to the drawings to the detailed description of exemplary embodiment of the present invention, other feature of the invention and its
Advantage will become apparent.
Detailed description of the invention
It is combined in the description and the attached drawing for constituting part of specification shows the embodiment of the present invention, and even
With its explanation together principle for explaining the present invention.
Fig. 1 is the structural schematic diagram of the test macro for the automatic wiper function logic that the specific embodiment of the invention proposes；
Fig. 2 is the step flow chart of the test method for the automatic wiper function logic that the specific embodiment of the invention proposes；
Fig. 3 is the specific flow chart of step S1；
Fig. 4 is the specific flow chart of step S2；
Fig. 5 is the specific flow chart of step S3；
Fig. 6 is the specific flow chart of step S4.
Specific embodiment
Carry out the various exemplary embodiments of detailed description of the present invention now with reference to attached drawing.It should also be noted that unless in addition having
Body explanation, the unlimited system of component and the positioned opposite of step, numerical expression and the numerical value otherwise illustrated in these embodiments is originally
The range of invention.
Be to the description only actually of at least one exemplary embodiment below it is illustrative, never as to the present invention
And its application or any restrictions used.
Technology, method and apparatus known to person of ordinary skill in the relevant may be not discussed in detail, but suitable
In the case of, the technology, method and apparatus should be considered as part of specification.
It is shown here and discuss all examples in, any occurrence should be construed as merely illustratively, without
It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, then in subsequent attached drawing does not need that it is further discussed.
Fig. 1 is please referred to, the specific embodiment of the invention proposes a kind of test macro of automatic wiper function logic,
In, comprising:
Signal imitation unit emulates signal for generating windscreen wiper according to test content, and windscreen wiper emulation signal is defeated
Test BCM controller is given out.Specifically, the windscreen wiper emulation signal includes windscreen wiper gear emulation signal, precipitation rain fall sensor confession
Piezoelectric voltage emulates signal and precipitation rain fall sensor emulates signal.More specifically, the windscreen wiper gear emulation signal includes that windscreen wiper is closed
Signal, windscreen wiper low gear signal and windscreen wiper high gear signal.The precipitation rain fall sensor supply voltage emulation signal includes rain
Quantity sensor normal power supply voltage signal and precipitation rain fall sensor exception supply voltage signal.The precipitation rain fall sensor emulates signal packet
Include normal precipitation rain fall sensor signal and abnormal precipitation rain fall sensor signal.The signal imitation unit is LIN board.
Signal acquisition unit, the windscreen wiper exported for collecting test BCM controller control signal, and by the windscreen wiper control
Signal processed is exported to engineering machine.Specifically, the windscreen wiper control signal includes windscreen wiper high-speed control signal and the control of windscreen wiper low speed
Signal.The signal acquisition unit is I/O board.
Engineering machine for obtaining the windscreen wiper control signal, and judges whether the windscreen wiper control signal is normal.
The test macro of the automatic wiper function logic further includes power supply, the signal imitation unit, the letter
Number acquisition unit, the engineering machine and test BCM controller are connected with the power supply, and the power supply is for dividing
It Gei not the signal imitation unit, the signal acquisition unit, the engineering machine and test BCM controller power supply.It is specific real
Shi Shi, the engineering machine are also used to control the signal imitation unit and generate corresponding windscreen wiper emulation signal according to test content.
BCM controller is sent a signal to LIN board emulation precipitation rain fall sensor, the defeated of BCM is emulated and acquired with I/O board
Enter output signal.I/O board is controlled with engineering machine, when normal function test, keeps LIN board and I/O board correct
Respond the control of BCM controller.When the test of Fault Control strategy, make LIN board and I/O board to error according to fault condition
Signal accidentally.Two kinds of the normal and failure control strategies to windscreen wiper of BCM controller can be sufficiently verified in this way.
Specifically, test BCM controller, LIN board and I/O board, engineering machine are by power supply power supply.Engineering machine control
LIN board emulation precipitation rain fall sensor signal is sent to test BCM controller.Test receives the rainfall of emulation with BCM controller
Sensor signal issues high speed Wiper Relay signal (i.e. windscreen wiper high-speed control signal) or low speed Wiper Relay signal (i.e.
Windscreen wiper low speed control signals), I/O board is received and feeds back to engineering machine；Engineering machine controls I/O board and issues feedback letter
Number, i.e., windscreen wiper playback switching signal, BCM controller are received.
The windscreen wiper high-speed control signal or windscreen wiper low speed control signals that BCM controller issues are that low level is effective.It is defeated when having
Output is 0V when out, and 12V voltage is exported when output.When windscreen wiper movement, when windscreen wiper scrapes lowermost end
A low level 0V can be connected because of mechanical structure by, which waiting, gives BCM controller.Then windscreen wiper opposite direction scrape bottom end also can be to BCM mono-
Low level 0V windscreen wiper playback switching signal.BCM in this way will know that windscreen wiper is working normally, and be parked in centre without breaking down
Position.So I/O board is imitative to BCM according to windscreen wiper low speed and windscreen wiper two gears of high speed when BCM control windscreen wiper movement
True windscreen wiper playback switching signal 0V level.When low speed when 0V low level windscreen wiper playback signal of transmission in 3 seconds, high speed
A 0V low level windscreen wiper playback signal was sent every 0.5 second.
Fig. 6 is arrived referring to figure 2., and the specific embodiment of the invention also proposed a kind of test side of automatic wiper function logic
Method, wherein the following steps are included:
S1, to test BCM controller input windscreen wiper gear signal, precipitation rain fall sensor normal power supply voltage signal and normal
Precipitation rain fall sensor signal.
Judge whether windscreen wiper high-speed control signal and windscreen wiper low speed control signals are normal.If so, executing step S2.Such as
Fruit is no, then tests unqualified with BCM.
Referring to figure 3., when it is implemented, step S1 is tested for normal function, wherein step S1 is specifically included:
S101, while windscreen wiper shutdown signal, precipitation rain fall sensor normal power supply voltage signal are inputted to test BCM controller
With normal precipitation rain fall sensor signal.
S102 obtains test and uses the windscreen wiper high-speed control signal and windscreen wiper low speed control signals of BCM controller, and judges institute
It states high-speed control signal and whether windscreen wiper low speed control signals is equal to the first voltage value, if so, thening follow the steps S103, such as
Fruit is no, then tests unqualified with BCM controller.
S103, while windscreen wiper low gear signal, precipitation rain fall sensor normal power supply voltage are inputted to test BCM controller
Signal and normal precipitation rain fall sensor signal.
S104 obtains windscreen wiper high-speed control signal and windscreen wiper low speed control signals that BCM controller is used in test, and judgement is
The no high-speed control signal is equal to the first voltage value and the windscreen wiper low speed control signals are equal to the first voltage value, if so,
S105 is thened follow the steps, if it is not, then test is unqualified with BCM controller.
S105, while windscreen wiper high gear signal, precipitation rain fall sensor normal power supply voltage are inputted to test BCM controller
Signal and normal precipitation rain fall sensor signal.
S106 obtains windscreen wiper high-speed control signal and windscreen wiper low speed control signals that BCM controller is used in test, and judgement is
The no high-speed control signal is equal to second voltage value and the windscreen wiper low speed control signals are equal to the first voltage value, if so,
Execute step S2.If it is not, then test is unqualified with BCM controller.
Specifically, the first voltage value is the corresponding voltage value of level, such as 12V.Second voltage value is low level, such as
0V。
S2, to test BCM controller input windscreen wiper gear signal, precipitation rain fall sensor normal power supply voltage signal and exception
Precipitation rain fall sensor signal.
Judge whether windscreen wiper high-speed control signal and windscreen wiper low speed control signals are normal.If so, executing step S3, such as
Fruit is no, then tests unqualified with BCM controller.
When precipitation rain fall sensor failure, the signal that precipitation rain fall sensor is sent is fault-signal, and at this moment BCM controller receives
Windscreen wiper gear signal is any value, and windscreen wiper movement is all not carried out.LIN board simulation data precipitation rain fall sensor emulation letter when test
Number, test whether windscreen wiper high-speed control signal and windscreen wiper low speed control signals have the output of 0V level.
Specifically, referring to figure 4., step S2 is specifically included:
S201, while windscreen wiper shutdown signal, precipitation rain fall sensor normal power supply voltage signal are inputted to test BCM controller
With abnormal precipitation rain fall sensor signal.
S202 obtains test and uses the windscreen wiper high-speed control signal and windscreen wiper low speed control signals of BCM controller, and judges institute
It states high-speed control signal and whether windscreen wiper low speed control signals is equal to the first voltage value, if so, thening follow the steps S203, such as
Fruit is no, then tests unqualified with BCM controller.
S203, while windscreen wiper low gear signal, precipitation rain fall sensor normal power supply voltage are inputted to test BCM controller
Signal and abnormal precipitation rain fall sensor signal.
S204 obtains test and uses the windscreen wiper high-speed control signal and windscreen wiper low speed control signals of BCM controller, and judges institute
It states high-speed control signal and whether the windscreen wiper low speed control signals is equal to the first voltage value, if so, thening follow the steps
S205.If it is not, then test is unqualified with BCM controller.
S205, while windscreen wiper high gear signal, precipitation rain fall sensor normal power supply voltage are inputted to test BCM controller
Signal and abnormal precipitation rain fall sensor signal.
S206 obtains test and uses the windscreen wiper high-speed control signal and windscreen wiper low speed control signals of BCM controller, and judges institute
It states high-speed control signal and whether the windscreen wiper low speed control signals is equal to the first voltage value, if so, executing step S3.Such as
Fruit is no, then tests unqualified with BCM controller.
S3, to test BCM controller input windscreen wiper gear signal, precipitation rain fall sensor exception supply voltage signal and normal
Precipitation rain fall sensor signal.
Judge whether windscreen wiper high-speed control signal and windscreen wiper low speed control signals are normal.If so, executing step S4, such as
Fruit is no, then tests unqualified with BCM controller.
When precipitation rain fall sensor supply voltage failure, the signal that precipitation rain fall sensor is sent is abnormal signal, at this moment BCM controller
Receiving windscreen wiper gear signal is any value, and windscreen wiper movement is all not carried out.LIN board simulation data supply voltage is different when test
Regular signal, tests whether windscreen wiper high-speed control signal and windscreen wiper low speed control signals have the output of 0V level.
Referring to figure 5., step S3 is specifically included:
S301, while windscreen wiper shutdown signal, supply voltage abnormal signal and normal rainfall are inputted to test BCM controller
Sensor signal.
S302 obtains test and uses the windscreen wiper high-speed control signal and windscreen wiper low speed control signals of BCM controller, and judges institute
It states high-speed control signal and whether windscreen wiper low speed control signals is equal to the first voltage value, if so, thening follow the steps S303, such as
Fruit is no, then tests unqualified with BCM controller.
S303, while to test BCM controller input windscreen wiper low gear signal, supply voltage abnormal signal and normal
Precipitation rain fall sensor signal.
S304 obtains test and uses the windscreen wiper high-speed control signal and windscreen wiper low speed control signals of BCM controller, and judges institute
It states high-speed control signal and whether the windscreen wiper low speed control signals is equal to the first voltage value, if so, thening follow the steps
S305.If it is not, then test is unqualified with BCM controller.
S305, while to test BCM controller input windscreen wiper high gear signal, supply voltage abnormal signal and normal
Precipitation rain fall sensor signal.
S306 obtains test and uses the windscreen wiper high-speed control signal and windscreen wiper low speed control signals of BCM controller, and judges institute
It states high-speed control signal and whether the windscreen wiper low speed control signals is equal to the first voltage value, if so, executing step S4.Such as
Fruit is no, then tests unqualified with BCM controller.
S4, to test BCM controller input windscreen wiper gear signal, precipitation rain fall sensor normal power supply voltage signal and normal
Precipitation rain fall sensor signal.
Disconnect windscreen wiper playback switch.
Judge whether windscreen wiper high-speed control signal and windscreen wiper low speed control signals are normal.If it is, test is controlled with BCM
Device processed is qualified.If it is not, then test is unqualified with BCM controller.
When windscreen wiper stall failure, windscreen wiper playback signal would not send low level 0V, and such BCM just will be considered that windscreen wiper stops
In middle position akinesia.At this moment in order to guarantee that rain shaving electrical machine will not be burnt because of stall, BCM controller receives windscreen wiper
Gear signal is any value, and windscreen wiper movement is all not carried out.When test, with the windscreen wiper playback switching signal one of I/O board emulation
It is directly vacant state, whether test windscreen wiper high speed and windscreen wiper low speed signal have the output of 0V level.
Specifically, Fig. 6 is please referred to, step S4 is specifically included:
S401, while windscreen wiper shutdown signal, precipitation rain fall sensor normal power supply voltage signal are inputted to test BCM controller
With normal precipitation rain fall sensor signal, and by windscreen wiper playback switch disconnect.
S402 obtains test and uses the windscreen wiper high-speed control signal and windscreen wiper low speed control signals of BCM controller, and judges institute
It states high-speed control signal and whether windscreen wiper low speed control signals is equal to the first voltage value, if so, thening follow the steps S403, such as
Fruit is no, then tests unqualified with BCM controller.
S403, while windscreen wiper low gear signal, precipitation rain fall sensor normal power supply voltage are inputted to test BCM controller
Signal and normal precipitation rain fall sensor signal, and windscreen wiper is playbacked to switch and is disconnected.
S404 obtains test and uses the windscreen wiper high-speed control signal and windscreen wiper low speed control signals of BCM controller, and judges institute
It states high-speed control signal and whether the windscreen wiper low speed control signals is equal to the first voltage value, if so, thening follow the steps
S405.If it is not, then test is unqualified with BCM controller.
S405, while windscreen wiper high gear signal, precipitation rain fall sensor normal power supply voltage are inputted to test BCM controller
Signal and normal precipitation rain fall sensor signal, and windscreen wiper is playbacked to switch and is disconnected.
S406 obtains test and uses the windscreen wiper high-speed control signal and windscreen wiper low speed control signals of BCM controller, and judges institute
It states high-speed control signal and whether the windscreen wiper low speed control signals is equal to the first voltage value, if it is, test is controlled with BCM
Device processed is qualified.If it is not, then test is unqualified with BCM controller.
Although some specific embodiments of the invention are described in detail by example, the skill of this field
Art personnel it should be understood that example above merely to being illustrated, the range being not intended to be limiting of the invention.The skill of this field
Art personnel are it should be understood that can without departing from the scope and spirit of the present invention modify to above embodiments.This hair
Bright range is defined by the following claims.
Claims (10)
1. a kind of test macro of automatic wiper function logic characterized by comprising
Signal imitation unit, for according to test content generate windscreen wiper emulate signal, and by the windscreen wiper emulation signal export to
Test BCM controller；
Signal acquisition unit, the windscreen wiper exported for collecting test BCM controller controls signal, and the windscreen wiper is controlled and is believed
Number output to engineering machine；
Engineering machine for obtaining the windscreen wiper control signal, and judges whether the windscreen wiper control signal is normal.
2. the test macro of automatic wiper function logic according to claim 1, which is characterized in that the windscreen wiper emulation letter
Number include windscreen wiper gear emulation signal, precipitation rain fall sensor supply voltage emulation signal and precipitation rain fall sensor emulate signal；
The windscreen wiper control signal includes windscreen wiper high-speed control signal and windscreen wiper low speed control signals.
3. the test macro of automatic wiper function logic according to claim 2, which is characterized in that the windscreen wiper gear is imitative
True signal includes windscreen wiper shutdown signal, windscreen wiper low gear signal and windscreen wiper high gear signal；
The precipitation rain fall sensor supply voltage emulation signal includes normal power supply voltage signal and supply voltage abnormal signal；
The precipitation rain fall sensor emulation signal includes normal precipitation rain fall sensor signal and abnormal precipitation rain fall sensor signal.
4. the test macro of automatic wiper function logic according to claim 1, which is characterized in that the automatic wiper function
Can the test macro of logic further include power supply, the signal imitation unit, the signal acquisition unit, the engineering machine and
Test BCM controller is connected with the power supply, and the power supply for giving the signal imitation unit, institute respectively
Signal acquisition unit, the engineering machine and test is stated to be powered with BCM controller.
5. the test macro of automatic wiper function logic according to claim 1, which is characterized in that the engineering machine is also used
Corresponding windscreen wiper emulation signal is generated according to test content in controlling the signal imitation unit.
6. the test macro of automatic wiper function logic according to claim 1, which is characterized in that the signal mode is quasi-simple
Member is LIN board, and the signal acquisition unit is I/O board.
7. a kind of test method of automatic wiper function logic, which comprises the following steps:
S1, to test BCM controller input windscreen wiper gear signal, precipitation rain fall sensor normal power supply voltage signal and normal rainfall
Sensor signal；
Judge whether windscreen wiper high-speed control signal and windscreen wiper low speed control signals are normal；If so, executing step S2；If
It is no, then it tests unqualified with BCM controller；
S2, to test BCM controller input windscreen wiper gear signal, precipitation rain fall sensor normal power supply voltage signal and abnormal rainfall
Sensor signal；
Judge whether windscreen wiper high-speed control signal and windscreen wiper low speed control signals are normal；If so, step S3 is executed, if
It is no, then it tests unqualified with BCM controller；
S3, to test BCM controller input windscreen wiper gear signal, precipitation rain fall sensor exception supply voltage signal and normal rainfall
Sensor signal；
Judge whether windscreen wiper high-speed control signal and windscreen wiper low speed control signals are normal；If so, step S4 is executed, if
It is no, then it tests unqualified with BCM controller；
S4, to test BCM controller input windscreen wiper gear signal, precipitation rain fall sensor normal power supply voltage signal and normal rainfall
Sensor signal；
Disconnect windscreen wiper playback switch；
Judge whether windscreen wiper high-speed control signal and windscreen wiper low speed control signals are normal；If it is, test BCM controller
It is qualified；If it is not, then test is unqualified with BCM controller.
8. the test method of automatic wiper function logic according to claim 7, which is characterized in that step S2 is specifically wrapped
It includes:
S201, while being sensed to test BCM controller input windscreen wiper shutdown signal, normal power supply voltage signal and abnormal rainfall
Device signal；
S202 obtains test and uses the windscreen wiper high-speed control signal and windscreen wiper low speed control signals of BCM controller, and judges the height
Whether speed control signal and windscreen wiper low speed control signals are equal to the first voltage value, if so, S203 is thened follow the steps, if
It is no, then it tests unqualified with BCM controller；
S203, while windscreen wiper low gear signal, normal power supply voltage signal and abnormal rainfall are inputted to test BCM controller
Sensor signal；
S204 obtains test and uses the windscreen wiper high-speed control signal and windscreen wiper low speed control signals of BCM controller, and judges the height
Whether speed control signal and the windscreen wiper low speed control signals are equal to the first voltage value, if so, thening follow the steps S205；Such as
Fruit is no, then tests unqualified with BCM controller；
S205, while windscreen wiper high gear signal, normal power supply voltage signal and abnormal rainfall are inputted to test BCM controller
Sensor signal；
S206 obtains test and uses the windscreen wiper high-speed control signal and windscreen wiper low speed control signals of BCM controller, and judges the height
Whether speed control signal and the windscreen wiper low speed control signals are equal to the first voltage value, if so, executing step S3；If
It is no, then it tests unqualified with BCM controller.
9. the test method of automatic wiper function logic according to claim 7, which is characterized in that step S3 is specifically wrapped
It includes:
S301, while being sensed to test BCM controller input windscreen wiper shutdown signal, supply voltage abnormal signal and normal rainfall
Device signal；
S302 obtains test and uses the windscreen wiper high-speed control signal and windscreen wiper low speed control signals of BCM controller, and judges the height
Whether speed control signal and windscreen wiper low speed control signals are equal to the first voltage value, if so, S303 is thened follow the steps, if
It is no, then it tests unqualified with BCM controller；
S303, while windscreen wiper low gear signal, supply voltage abnormal signal and normal rainfall are inputted to test BCM controller
Sensor signal；
S304 obtains test and uses the windscreen wiper high-speed control signal and windscreen wiper low speed control signals of BCM controller, and judges the height
Whether speed control signal and the windscreen wiper low speed control signals are equal to the first voltage value, if so, thening follow the steps S305；Such as
Fruit is no, then tests unqualified with BCM controller；
S305, while windscreen wiper high gear signal, supply voltage abnormal signal and normal rainfall are inputted to test BCM controller
Sensor signal；
S306 obtains test and uses the windscreen wiper high-speed control signal and windscreen wiper low speed control signals of BCM controller, and judges the height
Whether speed control signal and the windscreen wiper low speed control signals are equal to the first voltage value, if so, executing step S4；If
It is no, then it tests unqualified with BCM controller.
10. the test method of automatic wiper function logic according to claim 7, which is characterized in that step S4 is specifically wrapped
It includes:
S401, while being sensed to test BCM controller input windscreen wiper shutdown signal, normal power supply voltage signal and normal rainfall
Device signal, and windscreen wiper is playbacked to switch and is disconnected；
S402 obtains test and uses the windscreen wiper high-speed control signal and windscreen wiper low speed control signals of BCM controller, and judges the height
Whether speed control signal and windscreen wiper low speed control signals are equal to the first voltage value, if so, S403 is thened follow the steps, if
It is no, then it tests unqualified with BCM controller；
S403, while windscreen wiper low gear signal, normal power supply voltage signal and normal rainfall are inputted to test BCM controller
Sensor signal, and windscreen wiper is playbacked to switch and is disconnected；
S404 obtains test and uses the windscreen wiper high-speed control signal and windscreen wiper low speed control signals of BCM controller, and judges the height
Whether speed control signal and the windscreen wiper low speed control signals are equal to the first voltage value, if so, thening follow the steps S405；Such as
Fruit is no, then tests unqualified with BCM controller；
S405, while windscreen wiper high gear signal, normal power supply voltage signal and normal rainfall are inputted to test BCM controller
Sensor signal, and windscreen wiper is playbacked to switch and is disconnected；
S406 obtains test and uses the windscreen wiper high-speed control signal and windscreen wiper low speed control signals of BCM controller, and judges the height
Whether speed control signal and the windscreen wiper low speed control signals are equal to the first voltage value, if it is, test BCM controller
It is qualified；If it is not, then test is unqualified with BCM controller.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113325734A (en) * | 2021-06-10 | 2021-08-31 | 中国第一汽车股份有限公司 | Simulation test system, method, device, equipment and storage medium for automatic windscreen wiper |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090017816A (en) * | 2007-08-16 | 2009-02-19 | 한라공조주식회사 | The defogging control method of air conditioner for vehicle |
| CN101498618A (en) * | 2008-02-02 | 2009-08-05 | 联创汽车电子有限公司 | Logic validation system for BCM module |
| KR20110018672A (en) * | 2009-08-18 | 2011-02-24 | 현대자동차주식회사 | Smart wiper module system |
| CN202583867U (en) * | 2012-02-08 | 2012-12-05 | 江苏新通达电器有限公司 | Debugging and experimenting equipment for vehicle body controller |
| CN103010163A (en) * | 2012-11-13 | 2013-04-03 | 中国重汽集团济南动力有限公司 | Rain wiper control system and motor control method |
| KR20130139130A (en) * | 2012-06-12 | 2013-12-20 | 현대자동차주식회사 | Control apparatus and method for wiper of vehicle |
| CN103863253A (en) * | 2014-04-14 | 2014-06-18 | 上海英恒电子有限公司 | Vehicle self-adaption windscreen wiper control system |
| US20150105942A1 (en) * | 2013-10-10 | 2015-04-16 | Hyundai Motor Company | Wiper system and control method thereof |
| CN106696904A (en) * | 2016-11-28 | 2017-05-24 | 奇瑞汽车股份有限公司 | Automobile automatic wiper control device and control method thereof |
| CN206202240U (en) * | 2016-11-04 | 2017-05-31 | 东南（福建）汽车工业有限公司 | Rain blowing controlled system before a kind of new automobile |
| CN107345991A (en) * | 2016-05-06 | 2017-11-14 | 哈尔滨飞机工业集团有限责任公司 | A kind of windscreen wiper systems modelling device |
| CN108454571A (en) * | 2018-04-20 | 2018-08-28 | 中国重汽集团济南动力有限公司 | A kind of rain blowing controlled system and method with vehicle body control unit |
| CN111055810A (en) * | 2019-12-11 | 2020-04-24 | 浙江吉利汽车研究院有限公司 | Intelligent automatic control system and method for rear windscreen wiper |
-
2018
- 2018-12-18 CN CN201811550670.5A patent/CN109491372B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090017816A (en) * | 2007-08-16 | 2009-02-19 | 한라공조주식회사 | The defogging control method of air conditioner for vehicle |
| CN101498618A (en) * | 2008-02-02 | 2009-08-05 | 联创汽车电子有限公司 | Logic validation system for BCM module |
| KR20110018672A (en) * | 2009-08-18 | 2011-02-24 | 현대자동차주식회사 | Smart wiper module system |
| CN202583867U (en) * | 2012-02-08 | 2012-12-05 | 江苏新通达电器有限公司 | Debugging and experimenting equipment for vehicle body controller |
| KR20130139130A (en) * | 2012-06-12 | 2013-12-20 | 현대자동차주식회사 | Control apparatus and method for wiper of vehicle |
| CN103010163A (en) * | 2012-11-13 | 2013-04-03 | 中国重汽集团济南动力有限公司 | Rain wiper control system and motor control method |
| US20150105942A1 (en) * | 2013-10-10 | 2015-04-16 | Hyundai Motor Company | Wiper system and control method thereof |
| CN103863253A (en) * | 2014-04-14 | 2014-06-18 | 上海英恒电子有限公司 | Vehicle self-adaption windscreen wiper control system |
| CN107345991A (en) * | 2016-05-06 | 2017-11-14 | 哈尔滨飞机工业集团有限责任公司 | A kind of windscreen wiper systems modelling device |
| CN206202240U (en) * | 2016-11-04 | 2017-05-31 | 东南（福建）汽车工业有限公司 | Rain blowing controlled system before a kind of new automobile |
| CN106696904A (en) * | 2016-11-28 | 2017-05-24 | 奇瑞汽车股份有限公司 | Automobile automatic wiper control device and control method thereof |
| CN108454571A (en) * | 2018-04-20 | 2018-08-28 | 中国重汽集团济南动力有限公司 | A kind of rain blowing controlled system and method with vehicle body control unit |
| CN111055810A (en) * | 2019-12-11 | 2020-04-24 | 浙江吉利汽车研究院有限公司 | Intelligent automatic control system and method for rear windscreen wiper |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113325734A (en) * | 2021-06-10 | 2021-08-31 | 中国第一汽车股份有限公司 | Simulation test system, method, device, equipment and storage medium for automatic windscreen wiper |
| CN113325734B (en) * | 2021-06-10 | 2023-02-21 | 中国第一汽车股份有限公司 | Simulation test system, method, device, equipment and storage medium for automatic windscreen wiper |
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