CN103625359A - Vehicle steering lamp control system - Google Patents
Vehicle steering lamp control system Download PDFInfo
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- CN103625359A CN103625359A CN201210300828.XA CN201210300828A CN103625359A CN 103625359 A CN103625359 A CN 103625359A CN 201210300828 A CN201210300828 A CN 201210300828A CN 103625359 A CN103625359 A CN 103625359A
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- mosfet
- mosfet pipe
- micro controller
- switch
- steering lamp
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Abstract
The invention discloses a vehicle steering lamp control system which comprises a single chip microcomputer, a first MOSFET, a second MOSFET, a third MOSFET and a steering lamp switch, wherein the steering lamp switch is a single-pole double-throw switch; the output end of the single chip microcomputer is connected with the control end of the first MOSFET, the control end of the second MOSFET and the control end of the third MOSFET; the output end of the first MOSFET and the electricity passing end of the single-pole double-throw switch are connected with the output end of the second MOSFET, the first end of a left steering lamp and the first switching end of the single-pole double-throw switch; the output end of the third MOSFET is connected with the first end of a right steering lamp and the second switching end of the single-pole double-throw switch; the second end of the left steering lamp and the second end of the right steering lamp are both connected to the ground. The single chip microcomputer controls working conditions of the steering lamps through the MOSFETs. Therefore, a high-current switch can be adopted to serve as the steering lamp switch and is low in cost and good in stability.
Description
Technical field
The present invention relates to a kind of Vehicular turn lamp control system.
Background technology
The instrument that vehicle turn signal turns to as prompting in Vehicle Driving Cycle process, plays vital effect for driving safety, and also play suggesting effect in the event such as vehicle danger warning, anti-theft alarm and remote control feedback, is parts indispensable on vehicle body.
The Vehicular turn lamp control system having existed at present mainly contains two kinds: the parts such as a kind of is the Vehicular turn lamp control system that low end vehicle adopts, and this system comprises steering indicating light, wire harness, steering indicating light change-over swith.By driver's Manual Transfer Switch, the sudden strain of a muscle of controlling steering indicating light is gone out.This level of integrated system is low, and function is simple, poor stability.And when turning to alert event of steering indicating light occurs simultaneously, while needing steering indicating light to work with different mode, this simple Vehicular turn lamp control system can produce the problem of timing conflict.
Separately having a kind of is the Vehicular turn lamp control system that some high-end vehicles adopt, and this Vehicular turn lamp control system has comprised micro controller system and steering indicating light change-over swith, and steering indicating light change-over swith is little current switch, i.e. milliampere level current switch.When turn signal swich is closed, there is little current signal access micro controller system input end, micro controller system is lighted or is extinguished by s operation control left and right turn signal.But when little current switch uses, easily oxidation, thus cause the shortcomings such as poor accuracy, and little current switch has very high requirement to the manufacturing process of switch, so cost is very high.
Summary of the invention
In order to solve the problem of prior art, the object of this invention is to provide and a kind ofly can make turn signal swich contact stable operation, Vehicular turn lamp control system with low cost.
Vehicular turn lamp system provided by the invention comprises micro controller system, a MOSFET pipe, the 2nd MOSFET pipe, the 3rd MOSFET pipe and turn signal swich, and turn signal swich is single pole double throw switch.Wherein: the mouth of described micro controller system is managed with a MOSFET, the 2nd MOSFET manages, the control end of the 3rd MOSFET pipe is connected; The mouth of the one MOSFET pipe is connected the mouth of the 2nd MOSFET pipe and is connected with the first end of left steering lamp, the first switch terminal of single pole double throw switch with the incoming call end of single pole double throw switch; The mouth of the 3rd MOSFET pipe is connected with the first end of right steering lamp, the second switch terminal of single pole double throw switch; The equal ground connection of the second end of the second end of left steering lamp, right steering lamp.
Preferably, the ampere level current switch of described turn signal swich.
Preferably, the mouth of the mouth of the 2nd MOSFET pipe, the 3rd MOSFET pipe is connected with the input end of micro controller system respectively.
Preferably, danger warning light switch is connected with the input end of micro controller system.
Preferably, described micro controller system is connected with instrument carrier panel by bus, for steering indicating light state feedback information is sent to instrument carrier panel.
Preferably, described micro controller system is 8,16 or 32 micro controller systems.
In the present invention, micro controller system is controlled the mode of operation of steering indicating light by MOSFET pipe, therefore can adopt high-current switch as turn signal swich, when turn signal swich is closed, by electric current, can, in 3-4A left and right, use high-current switch cost low, good stability.And the present invention can control steering indicating light and feed back, turns between the various modes such as indication and carry out priority arbitration and response in danger warning, anti-theft alarm and remote control, has solved the problems such as timing conflict.
Accompanying drawing explanation
Fig. 1 is the structural representation of the Vehicular turn lamp control system of an embodiment of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing, preferred implementation provided by the invention is done to further detailed description:
Figure 1 shows that the structural representation of an embodiment of the present invention.Steering indicating light is controlled and is comprised micro controller system 1, MOSFET pipe the 2, the 2nd MOSFET pipe the 3, the 3rd MOSFET pipe 4 and a turn signal swich 8, and described turn signal swich 8 is single pole double throw switch.
As shown in the figure, micro controller system 1 can adopt and be integrated in car body controller module 0(BCM module) in micro controller system, micro controller system can be any in 8 micro controller systems, 16 micro controller systems or 32 micro controller systems.Micro controller system has the hardware composition parts such as MCU, ROM, RAM, Timer/Counter, parallel interface, serial interface.The input end of micro controller system 1, mouth can be realized by the serial interface being applicable to or parallel interface.
The present invention not only can control by micro controller system the mode of operation of steering indicating light, and can utilize Single-chip Controlling steering indicating light to feed back, turn between the various modes such as indication and carry out priority arbitration and response in danger warning, anti-theft alarm and remote control, solved the timing conflict problem there will be in conventional steering lamp control system.
Also comprise in the present invention three MOSFET pipes, MOSFET pipe is metal-oxide layer-quartz conductor-field-effect transistor, and MOSFET pipe can comprise grid, source electrode and drain electrode, and the principle of work of MOSFET pipe is well known to those skilled in the art, and does not repeat them here.In the present invention, the control end of MOSFET pipe can be grid, and the mouth of MOSFET pipe can be source electrode or drain electrode.
The mouth of micro controller system 1 is connected with the control end of MOSFET pipe the 2, the 2nd MOSFET pipe the 3, a 3rd MOSFET pipe 4.The mouth of the one MOSFET pipe 2 is connected the 2nd MOSFET pipe 3 mouth with the incoming call end of single pole double throw switch is connected with the first end of left steering lamp, the first switch terminal of single pole double throw switch 8.The mouth of the 3rd MOSFET pipe 4 is connected with the first end of right steering lamp, the second switch terminal of single pole double throw switch 8.
Three MOSFET pipes in steering indicating light control system of the present invention are connected to three mouths of micro controller system, for improving the current driving ability of output port, thereby obtain the electric current that can control steering indicating light action.
The control signal (for example pwm signal) of the output port 6 of the 2nd MOSFET pipe 3 continuous and effective under the state of micro controller system operation.When chaufeur is pulled the direction of left steering lamp 9 by turn signal swich 8, the output port 6 of the 2nd MOSFET pipe 3 is connected with left steering lamp 9, and left steering lamp lights; When chaufeur is pulled right steering lamp 10 direction by turn signal swich 8, the output port 6 of the 2nd MOSFET pipe 3 is connected with right steering lamp 10, and right steering lamp lights.Due to the current driving ability of MOSFET, turn signal swich 8 can adopt high-current switch, and for example loaded current is the switch of ampere level.
And the output signal of the output port 7 of the output port 5 of a MOSFET pipe 2, the 3rd MOSFET pipe 2 is subject to the control of micro controller system 1, when the button of the danger warning light switch 11 on vehicle is pressed, micro controller system 1 is by the output port 5 of a MOSFET pipe 2, the output port 7 of the 3rd MOSFET pipe 2 is exported useful signals, and left steering lamp 9, right steering lamp 10 are by preset frequency flicker; When the button of danger warning light switch 11 is not pressed, the output port 7 of the output port 5 of a MOSFET pipe 2, the 3rd MOSFET pipe 2 does not have output signal, so left steering lamp 9, right steering lamp 10 are failure to actuate.In addition, in some setting events, as antitheft, when the events such as remote control occur, micro controller system 1 also can, by the output port 5 of a MOSFET pipe 2, output port 7 output signals of the 3rd MOSFET pipe 2, make left steering lamp 9, right steering lamp 10 according to the priority of setting, frequency signal action.
The equal ground connection of the second end of the second end of left steering lamp 9, right steering lamp 10, is connected with bonding, to form current return.Preferably, turn signal swich 8 of the present invention is high-current switch, and loaded current is the switch of ampere level.When turn signal swich 8 is during in closure, by electric current, be 3-4A left and right, therefore can directly adopt high-current switch.The form of two copper sheets that high-current switch generally contacts by compression realizes, and the present invention adopts high-current switch to provide cost savings.
Preferably, the mouth of the mouth of the 2nd MOSFET pipe, the 3rd MOSFET pipe is connected with the input end of micro controller system respectively.The output port 7 of the output port 5 of the one MOSFET pipe 2, the 3rd MOSFET pipe 2 is drawn respectively the input port that feeds back to micro controller system 1, so that micro controller system 1 can be monitored output signal.
In order to realize the warning performance of native system, in steering indicating light control system of the present invention, be provided with danger warning light switch 11.Preferably, danger warning light switch is connected with the input end of micro controller system, as shown in Figure 1.When danger warning light switch connection or need to send the signals such as anti-theft alarm time, Single-chip Controlling the first mouth 5(connection the one MOSFET pipe 2) be connected the 3rd MOSFET pipe 4 with the 3rd mouth 7() output pwm signal, guarantee that the second mouth (connect the 2nd MOSFET pipe 3) output closes simultaneously, two steering indicating lights are glimmered according to setpoint frequency.
Preferably, micro controller system 1 is connected with instrument carrier panel 13 by bus 12, so that steering indicating light state feedback information is sent to instrument carrier panel in real time.Preferably, micro controller system 1 is connected with instrument carrier panel by GMLAN bus.Instrument carrier panel shows and carries out real-time update the state of steering indicating light, thereby makes this system have high integration and high accuracy.
Although the present invention is described by above preferred embodiment, but it is realized and is only not limited to the above embodiments, should be realized that without departing from the spirit and scope of the present invention, those skilled in the art can make different variations and modification to the present invention.
Claims (6)
1. a Vehicular turn lamp control system, is characterized in that: described system comprises micro controller system, a MOSFET pipe, the 2nd MOSFET pipe, the 3rd MOSFET pipe and turn signal swich, and turn signal swich is single pole double throw switch, wherein:
The mouth of described micro controller system is managed with a MOSFET, the 2nd MOSFET manages, the control end of the 3rd MOSFET pipe is connected;
The mouth of the one MOSFET pipe is connected with the incoming call end of single pole double throw switch
The mouth of the 2nd MOSFET pipe is connected with the first end of left steering lamp, the first switch terminal of single pole double throw switch;
The mouth of the 3rd MOSFET pipe is connected with the first end of right steering lamp, the second switch terminal of single pole double throw switch;
The equal ground connection of the second end of the second end of left steering lamp, right steering lamp.
2. Vehicular turn lamp control system according to claim 1, is characterized in that: the ampere level current switch of described turn signal swich.
3. according to the Vehicular turn lamp control system described in claim 1 or 2, it is characterized in that: the mouth of the mouth of the 2nd MOSFET pipe, the 3rd MOSFET pipe is connected with the input end of micro controller system respectively.
4. according to the Vehicular turn lamp control system described in claim 1 or 2, it is characterized in that: danger warning light switch is connected with the input end of micro controller system.
5. according to the Vehicular turn lamp control system described in claim 1 or 2, it is characterized in that: described micro controller system is connected with instrument carrier panel by bus, for steering indicating light state feedback information is sent to instrument carrier panel.
6. according to the Vehicular turn lamp control system described in claim 1 or 2, it is characterized in that: described micro controller system is 8,16 or 32 micro controller systems.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210300828.XA CN103625359B (en) | 2012-08-22 | 2012-08-22 | A kind of Vehicular turn lamp control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210300828.XA CN103625359B (en) | 2012-08-22 | 2012-08-22 | A kind of Vehicular turn lamp control system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103625359A true CN103625359A (en) | 2014-03-12 |
| CN103625359B CN103625359B (en) | 2015-10-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210300828.XA Expired - Fee Related CN103625359B (en) | 2012-08-22 | 2012-08-22 | A kind of Vehicular turn lamp control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103625359B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109795404A (en) * | 2019-03-27 | 2019-05-24 | 杭叉集团股份有限公司 | A kind of turning indicator control and the vehicle including above-mentioned turning indicator control |
| CN110979167A (en) * | 2019-11-19 | 2020-04-10 | 王东 | Automobile steering time duration prompting device and method and automobile |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87208347U (en) * | 1987-05-20 | 1988-06-08 | 广州客车厂 | Sequentially displayed mobile turn indicator light device |
| CN87211696U (en) * | 1987-08-13 | 1988-06-29 | 王树岩 | Automobile flash apparatus |
| CN2048828U (en) * | 1988-06-11 | 1989-12-06 | 大庆石油管理局钻井生产技术服务公司 | Controller for two purposes of automobile signal lamp |
| EP0872379A2 (en) * | 1997-04-19 | 1998-10-21 | Elektronik Service Weimann | Adaptive controlling circuit for the flashing lights of a vehicle |
| JP2003054313A (en) * | 2001-08-20 | 2003-02-26 | Nippon Yusoki Co Ltd | Lighting system of turn signal lamp |
| US20050017862A1 (en) * | 2003-07-24 | 2005-01-27 | Monck Joan M. | Multidirectional cluster lights for motor vehicles |
-
2012
- 2012-08-22 CN CN201210300828.XA patent/CN103625359B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87208347U (en) * | 1987-05-20 | 1988-06-08 | 广州客车厂 | Sequentially displayed mobile turn indicator light device |
| CN87211696U (en) * | 1987-08-13 | 1988-06-29 | 王树岩 | Automobile flash apparatus |
| CN2048828U (en) * | 1988-06-11 | 1989-12-06 | 大庆石油管理局钻井生产技术服务公司 | Controller for two purposes of automobile signal lamp |
| EP0872379A2 (en) * | 1997-04-19 | 1998-10-21 | Elektronik Service Weimann | Adaptive controlling circuit for the flashing lights of a vehicle |
| JP2003054313A (en) * | 2001-08-20 | 2003-02-26 | Nippon Yusoki Co Ltd | Lighting system of turn signal lamp |
| US20050017862A1 (en) * | 2003-07-24 | 2005-01-27 | Monck Joan M. | Multidirectional cluster lights for motor vehicles |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109795404A (en) * | 2019-03-27 | 2019-05-24 | 杭叉集团股份有限公司 | A kind of turning indicator control and the vehicle including above-mentioned turning indicator control |
| CN110979167A (en) * | 2019-11-19 | 2020-04-10 | 王东 | Automobile steering time duration prompting device and method and automobile |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103625359B (en) | 2015-10-14 |
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Granted publication date: 20151014 |
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