CN108944660B - Starting switch backlight control device with ceremony feeling and backlight control method - Google Patents
Starting switch backlight control device with ceremony feeling and backlight control method Download PDFInfo
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- CN108944660B CN108944660B CN201810687166.3A CN201810687166A CN108944660B CN 108944660 B CN108944660 B CN 108944660B CN 201810687166 A CN201810687166 A CN 201810687166A CN 108944660 B CN108944660 B CN 108944660B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q3/00—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors
- B60Q3/80—Circuits; Control arrangements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q3/00—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors
- B60Q3/20—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors for lighting specific fittings of passenger or driving compartments; mounted on specific fittings of passenger or driving compartments
- B60Q3/292—Ignition locks
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
- Ignition Installations For Internal Combustion Engines (AREA)
- Lock And Its Accessories (AREA)
Abstract
The invention provides a starting switch backlight control device with an instrumental sense, which comprises a PEPS controller, auxiliary equipment, a controller local area network and a relay, wherein the PEPS controller is connected with the auxiliary equipment, the controller local area network and the relay, the PEPS controller comprises an internal antenna, a chip, a high-side driver and a digital input circuit, the auxiliary equipment comprises a light emitting diode, a starting switch and a brake/clutch pedal switch, the relay and the light emitting diode are connected with the high-side driver, the starting switch and the brake/clutch pedal switch are connected with the digital input circuit, and the controller local area network and the internal antenna are connected with the chip. The invention brings better dynamic interaction and impact to the user in the aspects of operation and vision, and improves the technological sense and brand value of the vehicle. The invention also provides a backlight control method of the starting switch with the ceremony feeling.
Description
Technical Field
The invention relates to the control technology of automobiles, in particular to a starting switch backlight control device with an appearance sense and a backlight control method.
Background
With the development of automobile technology, automobiles are not only transportation tools, but also pay more attention to luxury and ceremony, and better dynamic interaction and impact are required to be brought to users in the aspects of operation and vision, so that the technological sense and brand value of the automobiles are improved.
At present, the backlight of the starting switch on the market is consistent with the backlight of other switches in the vehicle, and when a user turns on the position lamp, the backlight of the starting switch in the vehicle is lightened. When the user turns off the position light, the start switch backlight is turned off. When a driver operates the vehicle power mode switching, starting, flameout and the like, the starting switch backlight only displays simple lighting and closing. However, the backlight scheme of the starting switch changes the operation experience of the driver on the vehicle power supply mode switching, starting, flameout and the like into repeated mechanical actions, and loses the driving pleasure.
Disclosure of Invention
In view of this, the invention provides a backlight control device and a backlight control method for a start switch with an appearance and a science and technology sense.
The invention provides a starting switch backlight control device with an instrumental sense, which comprises a PEPS controller, auxiliary equipment, a controller local area network and a relay, wherein the PEPS controller is connected with the auxiliary equipment, the controller local area network and the relay, the PEPS controller comprises an internal antenna, a chip, a high-side driver and a digital input circuit, the auxiliary equipment comprises a light emitting diode, a starting switch and a brake/clutch pedal switch, the relay and the light emitting diode are connected with the high-side driver, the starting switch and the brake/clutch pedal switch are connected with the digital input circuit, and the controller local area network and the internal antenna are connected with the chip.
Further, the high-side driver comprises a first high-side driver and a second high-side driver, the first high-side driver is connected with the relay and used for driving the relay, and the second high-side driver is connected with the light emitting diode and the system basic chip and used for driving the starting switch to be backlight.
Further, the second high side driver is integrated inside the system base chip.
Further, the digital input circuit comprises a first digital input circuit and a second digital input circuit, the first digital input circuit is connected with the starting switch and used for judging whether a user presses the starting switch, and the second digital input circuit is connected with the brake/clutch pedal switch and used for judging whether the user presses a brake pedal or a clutch pedal.
Further, the starting switch comprises a first starting switch and a second starting switch, the first starting switch and the second starting switch are connected in parallel, the first starting switch and the second starting switch are both connected with the first digital input circuit, signals of the first starting switch and the second starting switch are verified mutually, and when the first starting switch and the second starting switch are pressed simultaneously, the first digital input circuit judges that a user presses the starting switch.
Further, the chip includes a system base chip, a low-frequency antenna driving chip and a main chip, the controller area network is connected to the system base chip, the low-frequency antenna driving chip is connected to the internal antenna and used for driving the internal antenna to communicate with a vehicle key, and the main chip is connected to the first digital input circuit, the second digital input circuit, the low-frequency antenna driving chip and the system base chip.
Furthermore, the auxiliary equipment comprises a first storage battery, a second storage battery, a third storage battery and an On-gear power supply, wherein the first storage battery is connected with the low-frequency antenna driving chip and the system base chip, the second storage battery is connected with the brake/clutch pedal switch, the third storage battery is connected with the relay, and the On-gear power supply is connected with the first high-side drive.
A backlight control method of a start switch with an appearance sense comprises the steps of receiving a signal of the start switch, and awakening a PEPS controller according to the signal of the start switch;
when the PEPS controller is in an awakening state, judging whether a user has the intention of starting the vehicle according to the state of a starting pedal, the state of a key, the state of a vehicle gear, the starting state of an engine and the information of the authentication state of the engine;
if the PEPS controller judges that the user does not intend to start the vehicle, the light emitting diode of the start switch backlight is driven by pulse width modulation with low fixed frequency, and slow breathing of the start switch backlight is realized;
if the PEPS controller judges that the user has the intention of starting the vehicle, the light emitting diode of the starting switch backlight is driven by pulse width modulation with high fixed frequency, and the rapid respiration of the starting switch backlight is realized.
Further, for a manual transmission vehicle type, when a user steps on a clutch pedal, if the PEPS controller detects that the power supply voltage of the PEPS controller is in a set range, the PEPS controller detects a valid vehicle key, the PEPS controller receives a neutral position signal of a gear shifter through a controller local area network, the PEPS controller receives that an engine is in a stop state or a Cranking start state through the controller local area network, the PEPS controller receives that the engine passes anti-theft authentication through the controller local area network, the PEPS controller receives that an electronic steering lock is in an unlocking state through the controller local area network, and the PEPS controller does not have a diagnosis fault code influencing starting, the PEPS controller confirms that the user intends to start the vehicle.
Further, for the automatic transmission type, when a user steps on a brake pedal, if the PEPS controller detects that the power supply voltage of the PEPS controller is in a set range, the PEPS controller detects a valid key, the PEPS controller receives a gear parking or neutral signal of a gear shifter through a controller local area network, the PEPS controller receives that the engine is in a stop state or a Cranking start state through the controller local area network, the PEPS controller receives that the engine passes anti-theft authentication through the controller local area network, the PEPS controller receives that an electronic steering lock is in an unlocking state through the controller local area network, and the PEPS controller does not have a diagnosis fault code influencing starting, the PEPS controller confirms that the user intends to start the vehicle.
In summary, the invention has the following beneficial technical effects:
the invention brings better dynamic interaction and impact to the user in the aspects of operation and vision, and improves the technological sense and brand value of the vehicle.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understood, the following preferred embodiments are described in detail with reference to the accompanying drawings.
Drawings
Fig. 1 is a system block diagram of a start switch backlight control device with an instrumental feeling and a matching device thereof provided by the invention.
Fig. 2 is a schematic diagram of a start switch backlight control device with an appearance and a matching device thereof provided by the invention.
FIG. 3 is a diagram of low frequency PWM driving of LEDs that activate a switching backlight.
FIG. 4 is a diagram of high frequency PWM driving of LEDs for switching the backlight.
Detailed Description
To further explain the technical means and effects of the present invention adopted to achieve the predetermined objects, the present invention will be described in detail below with reference to the accompanying drawings and preferred embodiments.
Referring to fig. 1 and 2, the starting switch backlight control device with ceremony comprises a PEPS (Passive Entry & Passive Start) controller 1, wherein the PEPS controller 1 is connected with auxiliary equipment, a controller area network 9 and a relay 7. The PEPS controller 1 includes an internal antenna 2, a chip 3, a high side drive 4, and a digital input circuit 5. The auxiliary equipment comprises a light-emitting diode 81, a starting switch 6 and a braking/clutch pedal switch 82, a relay 7 and the light-emitting diode 81 are connected with the high-side driver 4, the starting switch 6 and the braking/clutch pedal switch 82 are connected with the digital input circuit 5, and the controller area network 9 and the internal antenna 2 are connected with the chip 3. The digital input circuit 5 judges whether the starting switch 6 is pressed or not according to the signal of the starting switch 6, and judges whether the brake pedal or the clutch pedal is pressed or not according to the signal of the brake/clutch pedal switch 82, the chip 3 judges whether the user has the intention of starting the vehicle or not according to the digital input circuit 5, the controller local area network 9 and the signal of the internal antenna 2 (including the state of the starting pedal, the state of a key, the state of a vehicle gear, the starting state of an engine and the information of the authentication state of the engine), and the high-side drive 4 drives the relay 7 and the light emitting diode 81 according to the judgment result, so that the breathing effect of the backlight of the starting switch.
The high side drive 4 comprises a first high side drive 41 and a second high side drive 42, the first high side drive 41 being connected to the relay 7, the first high side drive 41 being arranged to drive the relay 7 of the starter circuit. When the first high side driver 41 outputs, the relay 7 of the start switch circuit operates, and the light emitting diode 81 emits light. When the first high side driver 41 stops outputting, the relay 7 of the start switch circuit stops operating, and the light emitting diode 81 stops operating. The second high side driver 42 is connected between the light emitting diode 81 and the system base chip 31. The second high side driver 42 is integrated inside the system base chip 31. The second high side driver 42 is used to drive the start switch backlight to achieve the breathing function.
Specifically, the digital input circuit 5 includes a first digital input circuit 51 and a second digital input circuit 52, the first digital input circuit 51 is connected to the start switch 6, the first digital input circuit 51 is used for determining whether the start switch 6 is pressed by the user, the second digital input circuit 52 is connected to the brake/clutch pedal switch 82, and the second digital input circuit 52 is used for determining whether the brake pedal or the clutch pedal is pressed by the user.
The start switch 6 comprises a first start switch 61 and a second start switch 62, the first start switch 61 and the second start switch 62 are connected in parallel, and both the first start switch 61 and the second start switch 62 are connected with the first digital input circuit 51. Based on safety considerations, the first start switch 61 and the second start switch 62 are verified against each other, and the first digital input circuit 51 considers that the user has pressed the start switches only if the first start switch 61 and the second start switch 62 are pressed simultaneously. If only one of the switches is judged, when the switch is short-circuited, the user can be mistakenly considered to press the starting switch, and the vehicle is started by mistake, so that the personal safety of a driver is risked.
The chip 3 comprises a system base chip 31, a low-frequency antenna driving chip 32 and a main chip 33, wherein the system base chip 31 is connected with the controller area network 9 through a CAN bus and is in CAN communication with the controller area network 9; the system base chip 31 is used for converting a 12V power supply into 5V power supply to supply power to the main chip 33, and is in SPI communication with the main chip 33. The low frequency antenna driving chip 32 is connected to the internal antenna 2. The low frequency antenna driving chip 32 is used to drive the internal antenna 2 to determine whether the vehicle key is in the vehicle. The main chip 33 is connected with the first digital input circuit 51, the second digital input circuit 52, the low-frequency antenna driving chip 32 and the system basic chip 31, the main chip 33, the system basic chip 31, the low-frequency antenna driving chip 32, the first high-side driver 41 and the radio frequency receiver 34 are in SPI communication, and information such as whether a user steps on a brake pedal and a clutch pedal and whether the user presses a start switch is obtained through the first digital input circuit 51 and the second digital input circuit 52.
The internal antenna 2 comprises a first internal antenna 21 and a second internal antenna 22, the first internal antenna 21 and the second internal antenna 22 are used for communicating with a car key, and the chip 3 can judge whether the car key is in the car according to a communication result.
The PEPS controller 1 further comprises a radio frequency receiver 34, and the first high-side driver 41 is connected to the radio frequency receiver 34.
The auxiliary equipment further comprises a first storage battery 83, a second storage battery 85, a third storage battery 86 and an On-gear power supply 87, wherein the first storage battery 83 is connected with the low-frequency antenna driving chip 32 and the system base chip 31 and supplies power to the low-frequency antenna driving chip 32 and the system base chip 31. The second battery 85 is connected to the brake/clutch pedal switch 82 to supply power to the brake/clutch pedal switch 82. The third battery 86 is connected to the relay 7 to supply power to the relay 7. An On-gear power supply 87 is connected to the first high-side driver 41 to supply power to the first high-side driver 41.
The invention discloses a backlight control method of a start switch with an appearance feeling, which comprises the following steps:
step S10: receiving a signal of the starting switch 6, and awakening the PEPS controller 1 according to the signal of the starting switch 6;
step S20: when the PEPS controller 1 is in an awakening state, judging whether a user has the intention of starting the vehicle according to information such as the state of a starting pedal, the state of a key, the state of a vehicle gear, the starting state of an engine, the authentication state of the engine and the like;
in step S20, for the manual transmission vehicle, when the user depresses the clutch pedal, if the PEPS controller 1 detects that the supply voltage of the positive electrode of the battery is within the set range (e.g., 9V to 16V), and the PEPS controller 1 drives the first internal antenna 21 and the second internal antenna 22 to search for the low-frequency key, the key returns the radio frequency information to the PEPS controller 1, and the radio frequency receiver 34 of the PEPS controller 1 receives the valid radio frequency information (i.e., the PEPS controller 1 searches for the valid vehicle key); or the PEPS drives the second internal antenna 22 to backup and search for a valid vehicle key, the PEPS controller 1 receives a neutral signal of the gear shifter through the controller local area network 9, the PEPS controller 1 receives that the engine is in a stop state or a Cranking start state through the controller local area network 9, the PEPS controller 1 receives that the engine is in an anti-theft authentication pass through the controller local area network 9, the PEPS controller 1 receives that the electronic steering lock is in an unlocking state through the controller local area network 9, the PEPS controller 1 does not have a diagnosis fault code which affects the start, and the PEPS controller 1 confirms that the user intends to start the vehicle;
in step S20, for the automatic transmission type, when the user steps on the brake pedal, if the PEPS controller 1 detects that the supply voltage of the positive electrode of the battery is within the set range (for example, 9V to 16V), the PEPS controller 1 drives the first internal antenna 21 and the second internal antenna 22 to search for the low frequency key, the key returns the radio frequency information to the PEPS controller 1, and the radio frequency receiver 34 of the PEPS controller 1 receives the valid radio frequency information (i.e., the PEPS controller 1 searches for the valid vehicle key); or the PEPS controller 1 drives the second internal antenna 22 to backup and search for a valid vehicle key, the PEPS controller 1 receives a shifter parking gear or neutral signal through the controller local area network 9, the PEPS controller 1 receives that the engine is in a stopped or Cranking starting state through the controller local area network 9, the PEPS controller 1 receives that the engine anti-theft authentication is passed through the controller local area network 9, the PEPS controller 1 receives that the electronic steering lock is in an unlocked state through the controller local area network 9, the PEPS controller 1 does not have a diagnosis fault code affecting the starting, and the PEPS controller 1 confirms that the user intends to start the vehicle.
Step S30: and performing backlight breathing control according to the judgment result of the step S20.
Specifically, in step S30, if the PEPS controller 1 determines that the user does not intend to start the vehicle, then as shown in fig. 3, the light emitting diode 81 in the backlight of the start switch 6 is driven by pulse width modulation at a low fixed frequency (for example, f ═ 0.5HZ), the duty ratio is adjusted from 0% to 100%, and then from 100% to 0%, and the effect of slow breathing in the backlight of the start switch 6 is achieved;
if the PEPS controller 1 determines that the user has an intention to start the vehicle, as shown in fig. 4, the light emitting diode 81 of the backlight of the start switch 6 is driven by pulse width modulation with a high fixed frequency, the duty ratio is adjusted from 0% to 100%, and then from 100% to 0%, so as to achieve the effect of rapid breathing of the backlight of the start switch 6.
In conclusion, the beneficial technical effects provided by the invention are as follows:
the invention brings better dynamic interaction and impact to the user in the aspects of operation and vision, and improves the technological sense and brand value of the vehicle.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The utility model provides a take starting switch controlling means that is shaded of ceremony, its characterized in that: the PEPS controller is connected with the auxiliary equipment, the controller local area network and the relay, the PEPS controller comprises an internal antenna, a chip, a high-side driver and a digital input circuit, the auxiliary equipment comprises a light emitting diode, a starting switch and a brake/clutch pedal switch, the relay and the light emitting diode are connected with the high-side driver, the starting switch and the brake/clutch pedal switch are connected with the digital input circuit, and the controller local area network and the internal antenna are connected with the chip.
2. The ceremonial start-up switch backlight control of claim 1, wherein: the high-side driver comprises a first high-side driver and a second high-side driver, the first high-side driver is connected with the relay and used for driving the relay, and the second high-side driver is connected with the light emitting diode and the system basic chip and used for driving the starting switch to be backlight.
3. The ceremonial start-up switch backlight control of claim 2, wherein: the second high side driver is integrated inside the system base chip.
4. The ceremonial start-up switch backlight control of claim 2, wherein: the digital input circuit comprises a first digital input circuit and a second digital input circuit, the first digital input circuit is connected with the starting switch and used for judging whether a user presses the starting switch, and the second digital input circuit is connected with the brake/clutch pedal switch and used for judging whether the user presses a brake pedal or a clutch pedal.
5. The ceremonial start-up switch backlight control of claim 4, wherein: the starting switch comprises a first starting switch and a second starting switch, the first starting switch and the second starting switch are connected in parallel, the first starting switch and the second starting switch are both connected with the first digital input circuit, signals of the first starting switch and the second starting switch are mutually verified, and when the first starting switch and the second starting switch are pressed simultaneously, the first digital input circuit judges that a user presses the starting switch.
6. The ceremonial start-up switch backlight control of claim 4, wherein: the chip comprises a system base chip, a low-frequency antenna driving chip and a main chip, the controller local area network is connected with the system base chip, the low-frequency antenna driving chip is connected with the internal antenna and used for driving the internal antenna to communicate with a vehicle key, and the main chip is connected with the first digital input circuit, the second digital input circuit, the low-frequency antenna driving chip and the system base chip.
7. The ceremonial start-up switch backlight control of claim 6, wherein: the auxiliary equipment comprises a first storage battery, a second storage battery, a third storage battery and an On-gear power supply, wherein the first storage battery is connected with the low-frequency antenna driving chip and the system base chip, the second storage battery is connected with the brake/clutch pedal switch, the third storage battery is connected with the relay, and the On-gear power supply is connected with the first high-side drive.
8. A backlight control method of a start switch with an appearance sense is characterized in that:
receiving a signal of the starting switch, and awakening the PEPS controller according to the signal of the starting switch;
when the PEPS controller is in an awakening state, judging whether a user has the intention of starting the vehicle according to the state of a starting pedal, the state of a key, the state of a vehicle gear, the starting state of an engine and the information of the authentication state of the engine;
if the PEPS controller judges that the user does not intend to start the vehicle, the light emitting diode of the start switch backlight is driven by pulse width modulation with low fixed frequency, and slow breathing of the start switch backlight is realized;
if the PEPS controller judges that the user has the intention of starting the vehicle, the light emitting diode of the starting switch backlight is driven by pulse width modulation with high fixed frequency, and the rapid respiration of the starting switch backlight is realized.
9. The backlight control method of the ceremonial start-up switch of claim 8, further comprising: for a manual transmission vehicle type, when a user steps on a clutch pedal, if the PEPS controller detects that the power supply voltage of the PEPS controller is in a set range, the PEPS controller detects a valid vehicle key, the PEPS controller receives a neutral signal of a gear shifter through a controller local area network, the PEPS controller receives that an engine is in a stop state or a Cranking start state through the controller local area network, the PEPS controller receives that the engine passes anti-theft authentication through the controller local area network, the PEPS controller receives that an electronic steering lock is in an unlock state through the controller local area network, and the PEPS controller does not have a diagnosis fault code influencing starting, the PEPS controller confirms that the user intends to start the vehicle.
10. The backlight control method of the ceremonial start-up switch of claim 8, further comprising: for an automatic transmission type, when a user steps on a brake pedal, if the PEPS controller detects that the power supply voltage of the PEPS controller is in a set range, the PEPS controller detects a valid key, the PEPS controller receives a gear parking or neutral signal of a gear shifter through a controller local area network, the PEPS controller receives that an engine is in a stop state or a Cranking start state through the controller local area network, the PEPS controller receives that an engine passes anti-theft authentication through the controller local area network, the PEPS controller receives that an electronic steering lock is in an unlocking state through the controller local area network, and the PEPS controller does not have a diagnosis fault code influencing starting, the PEPS controller confirms that the user intends to start the vehicle.
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| CN201810687166.3A CN108944660B (en) | 2018-06-28 | 2018-06-28 | Starting switch backlight control device with ceremony feeling and backlight control method |
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| CN201810687166.3A CN108944660B (en) | 2018-06-28 | 2018-06-28 | Starting switch backlight control device with ceremony feeling and backlight control method |
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| CN108944660B true CN108944660B (en) | 2020-11-17 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110789514B (en) * | 2019-10-29 | 2023-09-01 | 东风汽车有限公司 | Automobile key searching method and device and vehicle |
| CN114274898A (en) * | 2021-12-31 | 2022-04-05 | 奇瑞汽车股份有限公司 | Backlight control method and device and vehicle |
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| CN108944660A (en) | 2018-12-07 |
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