CN106292426A - A kind of brake fluid charging machine and the communication system of automobile - Google Patents
A kind of brake fluid charging machine and the communication system of automobile Download PDFInfo
- Publication number
- CN106292426A CN106292426A CN201610668557.1A CN201610668557A CN106292426A CN 106292426 A CN106292426 A CN 106292426A CN 201610668557 A CN201610668557 A CN 201610668557A CN 106292426 A CN106292426 A CN 106292426A
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- China
- Prior art keywords
- interface
- module
- automobile
- communication system
- charging machine
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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
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Computing Systems (AREA)
- General Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Regulating Braking Force (AREA)
- Valves And Accessory Devices For Braking Systems (AREA)
Abstract
The invention discloses the communication system of a kind of brake fluid charging machine and automobile, including microprocessing unit, power transfer module, flash memory module, program burn writing module, crystal oscillator module, interface modular converter, CAN module, K wire module, interface module, wherein said microprocessing unit is provided with GPIO interface, SPI interface, first UART interface, second UART interface, CAN interface, K line interface, described first SPI interface connects sudden strain of a muscle storage module, described first UART interface connects interface modular converter, described second UART interface connection interface module, described first CAN interface is communicated with vehicle ABS by CAN module, a described K line interface is communicated by K wire module and vehicle ABS, for old money vehicle.When new automobile ABS updates, brake fluid charging machine to adjust accordingly with the communication system of automobile, needs to pay high salary former years and abroad adjusts, and whole Period Process is long, and the present invention solves the problems referred to above.
Description
Technical field
The present invention and a kind of communication system, a kind of brake fluid charging machine and the communication system of automobile.
Background technology
Brake fluid charging machine is the corollary equipment on Automobile final assembly line, completes filling of automobile brake system fluid,
Automobile brake system is made to reach the performance of technological requirement.For having the automobile of ABS (anti-lock brake system), in braking
During liquid filling, charging machine uses the HCU (hydraulic pressure of built-in ABS (anti-lock brake system) communication controller and automobile
Control unit) carry out electronic communication, coordinate the evacuation filling process that PLC (programmable logic controller (PLC)) controls, control ABS
(anti-lock brake system) associated solenoid valve and the open and close of motor, complete brake fluid pipeline and ABS (anti-locking braking system
System) aerofluxus of pump second servo loop and liquid adding functions, make hydraulic braking system for automobile reach technological requirement.At present by external producer ridge
Disconnected, increase new model every time, when anti-lock brake system has adjustment, need this producer to carry out program change, great number to be paid takes
With, and process time is longer.
Summary of the invention
For solving an above existing difficult problem, the invention discloses the communication system of a kind of brake fluid charging machine and automobile.
This communication system include microprocessing unit, power transfer module, flash memory module, program burn writing module, crystal oscillator module,
Interface modular converter, CAN module, K wire module, interface module, wherein said microprocessing unit is provided with GPIO interface, SPI
Interface, the first UART interface, the second UART interface, CAN interface, K line interface, described SPI interface connects and dodges storage module, and described the
One UART interface connects interface modular converter, described second UART interface connection interface module, and described CAN interface is total by CAN
Wire module communicates with vehicle ABS (anti-lock brake system), and described K line interface is (anti-lock with vehicle ABS by K wire module
Tight braking system) communicate, for old vehicle.
As a further improvement on the present invention, described power transfer module includes that power-switching circuit and power supply input connect
Mouthful, automobile OBD interface 12V Power convert is that 3.3V or 5V is by described power-switching circuit.
As a further improvement on the present invention, described program burn writing module includes that program burn writing circuit and program burn writing connect
Mouthful, when the ABS (anti-lock brake system) of new model has done improvement, the program of communication system needs to adjust accordingly, now
As long as new procedures being imported by program burn writing module.
As a further improvement on the present invention, described interface modular converter includes interface conversion circuit and USB interface.
As a further improvement on the present invention, described CAN module includes CAN isolation circuit and CAN interface.
As a further improvement on the present invention, described K wire module includes K line serial interface circuit and K line interface.
As a further improvement on the present invention, described interface module include RS 232 interface optocoupler, RS 232 interface circuit,
Relay and RS 232 interface.
As a further improvement on the present invention, described RS 232 interface has two, is all connected with relay.
As a further improvement on the present invention, described untreated Unit selection SSTM32f103zet6 chip.
Compared with prior art, the invention has the beneficial effects as follows:
1, increase new model every time, when anti-lock brake system has adjustment, import new program by program burn writing module,
Communication system can be made to work on, it is not necessary to spend substantial amounts of fund and time to ask external producer adjustment programme again.
2, present invention achieves the communication between brake fluid charging machine and automobile, described communication system obtains it from charging machine
Filling process status, transmits commands to the ABS (anti-lock brake system) of automobile by CAN module or K wire module,
To control electromagnetic valve and the pump of automobile ABS (anti-lock brake system), the status data of automobile ABS (anti-lock brake system) leads to
Cross this communication system and send charging machine to, and show in the computer end of charging machine.
3, the present invention is provided with two RS 232 interfaces, and one of them is connected with former communication system, when this communication system goes out
During existing problem, former communication system can be switched in time, to guarantee that charging machine works on.
Accompanying drawing explanation
Fig. 1 is the communication system schematic diagram of brake fluid charging machine and automobile.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further details.
As it is shown in figure 1, a kind of brake fluid charging machine and the communication system of automobile, including microprocessing unit, Power convert mould
Block, flash memory module, program burn writing module, crystal oscillator module, interface modular converter, CAN module, K wire module, interface module,
Wherein said microprocessing unit is provided with GPIO interface, SPI interface, the first UART interface, the second UART interface, CAN interface, K line
Interface, described SPI interface connects sudden strain of a muscle storage module, and described first UART interface connects interface modular converter；Described 2nd UART connects
Mouth connection interface module, communicates with charging machine main control PLC, for by the data transmission of ABS (anti-lock brake system) communication state
To PLC；Described CAN interface is communicated with vehicle ABS (anti-lock brake system) by CAN module；Described K line interface
Communicated with vehicle ABS (anti-lock brake system) by K wire module, for old vehicle.
Described power transfer module includes power-switching circuit and power input interface, and described power-switching circuit connects vapour
Car OBD interface, is 3.3V or 5V by 12V Power convert.Described program burn writing module includes program burn writing circuit and program burn writing
Interface, when the ABS (anti-lock brake system) of new model has done improvement, the program of communication system needs to adjust accordingly, this
As long as time by program burn writing module, new procedures is imported.Described crystal oscillating circuit provides operating frequency for MPU.Described interface
Modular converter includes interface conversion circuit and USB interface, and RS 232 interface conversion is become USB interface by described interface conversion circuit,
For receiving authentication of message program correctness, and communicate with the PC end of charging machine, in real time display charging machine process status.Described
CAN module includes CAN isolation circuit and CAN interface, for communicating with the ABS of new model.Described K wire module includes
K line serial interface circuit and K line interface, communicate for the ABS (anti-lock brake system) with old vehicle.Communication system is led to
Cross described CAN module or K wire module sends instruction to control electromagnetic valve and pump electricity in automobile ABS (anti-lock brake system)
The switch of machine.Described interface module includes RS 232 interface optocoupler, RS 232 interface circuit, relay and RS 232 interface,
RS 232 interface has two, is connected with relay, and RS 232 interface connects former communication system, it is ensured that when communication newly developed
Being immediately switched to original communication box when system goes wrong, the 2nd RS 232 interface connects the PLC of charging machine, and being used for will
The process status data of charging machine are transmitted to communication system.
The ultimate principle of the present invention and principal character and advantages of the present invention, the technology of the industry have more than been shown and described
Personnel, it should be appreciated that the present invention is not restricted to the described embodiments, simply illustrating this described in above-described embodiment and description
The principle of invention, without departing from the spirit and scope of the present invention, the present invention also has various changes and modifications, and these become
Change and improvement both fall within scope of the claimed invention, the claimed scope of invention by appending claims and etc.
Effect thing defines.
Claims (9)
1. a brake fluid charging machine and the communication system of automobile, it is characterised in that: include microprocessing unit, Power convert mould
Block, flash memory module, program burn writing module, crystal oscillator module, interface modular converter, CAN module, K wire module, interface module,
Wherein said microprocessing unit is provided with GPIO interface, SPI interface, the first UART interface, the second UART interface, CAN interface, K line
Interface, described SPI interface connects sudden strain of a muscle storage module, and described first UART interface connects interface modular converter, and described 2nd UART connects
Mouth connection interface module, described CAN interface is communicated with vehicle ABS (anti-lock brake system) by CAN module, institute
State K line interface to be communicated with vehicle ABS (anti-lock brake system) by K wire module.
A kind of brake fluid charging machine the most according to claim 1 and the communication system of automobile, it is characterised in that described power supply
Modular converter includes power-switching circuit and power input interface.
A kind of brake fluid charging machine the most according to claim 1 and the communication system of automobile, it is characterised in that described program
Programming module includes program burn writing circuit and program burn writing interface.
A kind of brake fluid charging machine the most according to claim 1 and the communication system of automobile, it is characterised in that described interface
Modular converter includes interface conversion circuit and USB interface.
A kind of brake fluid charging machine the most according to claim 1 and the communication system of automobile, it is characterised in that described CAN
Bus module includes CAN isolation circuit and CAN interface.
A kind of brake fluid charging machine the most according to claim 1 and the communication system of automobile, it is characterised in that described K line
Module includes K line serial interface circuit and K line interface.
A kind of brake fluid charging machine the most according to claim 1 and the communication system of automobile, it is characterised in that described interface
Module includes RS232 interface optocoupler, RS 232 interface circuit, relay and RS 232 interface.
A kind of brake fluid charging machine the most according to claim 7 and the communication system of automobile, it is characterised in that described RS
232 interfaces have two, are all connected with relay.
The communication system of a kind of brake fluid charging machine the most according to claim 1 and automobile, it is characterised in that described do not locate
Reason Unit selection SSTM32F103ZET6 chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610668557.1A CN106292426A (en) | 2016-08-12 | 2016-08-12 | A kind of brake fluid charging machine and the communication system of automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610668557.1A CN106292426A (en) | 2016-08-12 | 2016-08-12 | A kind of brake fluid charging machine and the communication system of automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106292426A true CN106292426A (en) | 2017-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610668557.1A Pending CN106292426A (en) | 2016-08-12 | 2016-08-12 | A kind of brake fluid charging machine and the communication system of automobile |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109231140A (en) * | 2018-08-06 | 2019-01-18 | 奇瑞汽车股份有限公司 | ESP system brake fluid filling control method |
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Application publication date: 20170104 |