CN104468341B - A kind of TPMS gateways reception system and method for reseptance - Google Patents
A kind of TPMS gateways reception system and method for reseptance Download PDFInfo
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Abstract
The present invention provides a kind of TPMS gateways reception system and method for reseptance, and the system at least includes the first CAN communication module, the second CAN communication module and TPMS radio frequency receivers；The first CAN communication module is connected with vehicle-mounted CAN BUS and the second CAN communication module, and the second CAN communication module is connected with the first CAN communication module, the TPMS radio frequency receivers and automobile instrument；The both-way communication that the first CAN communication module and the second CAN communication module are used between vehicle-mounted CAN BUS and automobile instrument, the second CAN communication module is additionally operable to the both-way communication between the TPMS radio frequency receivers and automobile instrument.The TPMS gateways reception system and method for reseptance of the present invention can successfully break through the limitation of joint brand automobile company genuine CAN BUS communications protocol, make domestic TPMS systems can be directly used for fastening using CAN BUS all brand vehicle cars.
Description
Technical field
The present invention relates to the technical field of monitoring automobile tyre pressure, more particularly to a kind of system for monitoring pressure in tyre
(Tire Pressure Monitoring System, TPMS) gateway reception system and method for reseptance.
Background technology
Automobile is the vehicles of modernization, has become the essential vehicles of people's daily life.With vapour
Car industry is continued to develop, attention also more and more higher of the people for safety.Tire is the important composition portion of automobile chassis
Point, it not only carries the all-mass of automobile, and also to advance to automobile provides propulsive force, and plays mitigation ground shock
Effect.Therefore, given birth to for the TPMS applications monitored in real time to tire, it can remind driver to note the peace being likely to occur
Full problem, plays a part of preventing accident in advance.Many countries and regions regard TPMS as automobile by the means of law
Standard fitting.
TPMS is that one kind uses Radio Transmission Technology, utilizes the high-sensitivity miniature wireless sensing being fixed in automobile tire
Device data such as collection automotive tire pressure, temperature, acceleration in the state of driving a vehicle or be static, and transfer data to driving
In indoor main frame, with related datas such as the real-time display automobile tire pressure of digitized form, temperature, acceleration, and in wheel
(pre- runflat) reminds the automobile active safety system of driver's progress early warning in forms such as buzzing or voices when tire occurs abnormal,
It is able to ensure that the pressure and temperature of tire is maintained in critical field, with the probability for reducing tire of blowing out, ruin, reduction oil consumption and car
The effect of the damage of part.
Specifically, TPMS is realized to tire by using the tire pressure sensing unit and tire pressure monitoring unit of twireless radio-frequency communication
The real-time monitoring of pressure.TPMS is mainly made up of two parts, and Part I is sensor unit, and it is mounted in inside tires, passes through
Valve cock is fixed on wheel hub, and temperature, pressure and the acceleration situation of tire can be monitored in real time；Part II is single to receive
Member, it can receive the wireless signal that sensor unit is sended in driving cabin, obtain current by calculating analysis
Tire pressure, temperature and failure situation, so that driver understands the situation of tire.Wherein, sensor unit and receiving unit it
Between be that signal transmission is carried out by the wireless signal of high frequency.
In the prior art, due to joint brand automobile company genuine CAN BUS communications protocol limitation, cause domestic
TPMS systems can not be with vehicle-mounted CAN BUS Direct Communications, it is impossible to be directly used in all brand vehicle car systems using CAN BUS
On.
The content of the invention
The shortcoming of prior art in view of the above, it is an object of the invention to provide a kind of TPMS gateways reception system and
Method of reseptance, by the way that two-way CAN communication is become one with TPMS receivers, so as to break through joint brand automobile company genuine
The limitation of CAN BUS communications protocol, makes domestic TPMS systems can be directly used for all brand vehicle car systems using CAN BUS
On.
In order to achieve the above objects and other related objects, the present invention provides a kind of TPMS gateways reception system, including first
CAN communication module, the second CAN communication module and TPMS radio frequency receivers；The first CAN communication module and vehicle-mounted CAN BUS and
The second CAN communication module is connected, the second CAN communication module and the first CAN communication module, the TPMS radio frequencies
Receiver is connected with automobile instrument；The first CAN communication module and the second CAN communication module are used for vehicle-mounted CAN BUS
Both-way communication between automobile instrument, the second CAN communication module is additionally operable to the TPMS radio frequency receivers and automobile instrument
Between both-way communication.
According to above-mentioned TPMS gateway reception systems, wherein：The first CAN communication module include the first CAN and
First microprocessor；The second CAN communication module includes the second CAN and the second microprocessor；
First CAN is used for the communication packet for reading vehicle-mounted CAN BUS, and is sent to first microprocessor
Device, and the first microprocessor is transmitted to the first CAN that other cab signals received are terminated comprising automobile instrument come
Bus message is sent to vehicle-mounted CAN BUS；The first microprocessor is used to parse the vehicle-mounted of the first CAN transmission
CAN BUS communication packet, and the data relevant with instrument are sent to second microprocessor；And by the vapour received
Other cab signals that car instrument termination is received are converted into the first CAN message and are sent to the first CAN；
Second CAN is used to receive the message of other cab signals received comprising automobile instrument end and is sent to
Second microprocessor, second CAN for including the data relevant with instrument of coming is transmitted by second microprocessor
Message is sent to automobile instrument end, and by the second CAN of the ID comprising each tire, tire pressure, temperature and warning message
Message is sent to automobile instrument end；Second microprocessor is used to parse other cab signals received comprising automobile instrument end
Message, and other cab signals that automobile instrument end is received send the first microprocessor to, will receive with
The relevant data conversion of instrument is into the second CAN message and is sent to second CAN, and triggering TPMS radio frequencies connect
Device is received, and TPMS radio frequency receivers are transmitted into each tire come ID, tire pressure, temperature and warning message are converted into the 2nd CAN
Bus message is simultaneously sent to second CAN.
The TPMS radio frequency receivers are used for after by the triggering of second microprocessor, receive TPMS sensor assemblies
The relevant information of each tire transmitted, and it is sent to second microprocessor.
Further, according to above-mentioned TPMS gateway reception systems, wherein：When vehicle-mounted CAN BUS conveys information to automobile
During instrument, first CAN reads vehicle-mounted CAN BUS communication packet and is sent to the first microprocessor, described
First microprocessor is parsed after the communication packet of the vehicle-mounted CAN BUS, and the data relevant with instrument are sent into described second
Microprocessor；Second microprocessor is by the data conversion relevant with instrument is into the second CAN message and is sent to described
The second CAN message comprising the data relevant with instrument is sent to automobile by the second CAN, second CAN
Instrument end.
Further, according to above-mentioned TPMS gateway reception systems, wherein：When automobile instrument end convey information to it is vehicle-mounted
During CANBUS, second CAN receives the message of other cab signals received comprising automobile instrument end and is sent to institute
The second microprocessor is stated, the second microprocessor parsing includes the message for other cab signals that automobile instrument end is received, and
Other cab signals that automobile instrument end is received send the first microprocessor to；The first microprocessor is by automotive meter
Other cab signals that table termination is received are converted into the first CAN message and are sent to first CAN, described first
The first CAN message that other cab signals received are terminated comprising automobile instrument is sent to vehicle-mounted CAN by CAN
BUS。
Further, according to above-mentioned TPMS gateway reception systems, wherein：When TPMS radio frequency receivers send information to vapour
During car instrument end, second microprocessor triggers the TPMS radio frequency receivers, and the TPMS radio frequency receivers receive TPMS
The relevant information for each tire that sensor assembly is transmitted, and it is sent to second microprocessor；Second microprocessor
The relevant information of each tire is converted into the second CAN message and is sent to second CAN, described second by device
Second CAN message of the relevant information comprising each tire is sent to automobile instrument end by CAN；While automobile instrument
The relevant information dispaly state of each tire is fed back to second CAN by end.
Meanwhile, the present invention also provides a kind of gateway method of reseptance according to above-mentioned TPMS gateway reception systems, wherein：
When vehicle-mounted CAN BUS conveys information to automobile instrument, the first CAN communication module reads and parses vehicle-mounted CAN
BUS communication packet, and the data relevant with instrument are sent to the second CAN communication module, the second CAN communication module receive with
The relevant data of instrument simultaneously change into communication packet and are sent to automobile instrument end；
When automobile instrument end conveys information to vehicle-mounted CAN BUS, the second CAN communication module is received and parsed through comprising automobile
The message for other cab signals that instrument end is received, and the first CAN communication module is sent to, the first CAN communication module receives vapour
Car instrument, which terminates other cab signals received and is converted into communication packet, is sent to vehicle-mounted CAN BUS；
When TPMS radio frequency receivers send information to automobile instrument end, the second CAN communication module triggering TPMS radio frequencies connect
Device is received, TPMS radio frequency receivers receive ID, tire pressure, temperature and the alarm signal for each tire that TPMS sensor assemblies are transmitted
Breath, and the second CAN communication module is sent to, the second CAN communication module transmits TPMS radio frequency receivers on each next tire
ID, tire pressure, temperature and warning message are converted into communication packet and are sent to automobile instrument end showing.
According to above-mentioned TPMS gateway method of reseptances, wherein：The first CAN communication module include the first CAN and
First microprocessor；The second CAN communication module includes the second CAN and the second microprocessor.
Further, according to above-mentioned TPMS gateway method of reseptances, wherein：When vehicle-mounted CAN BUS conveys information to automobile
During instrument, first CAN reads vehicle-mounted CAN BUS communication packet and is sent to the first microprocessor, described
First microprocessor is parsed after the communication packet of the vehicle-mounted CAN BUS, and the data relevant with instrument are sent into described second
Microprocessor；Second microprocessor is by the data conversion relevant with instrument is into the second CAN message and is sent to described
The second CAN message comprising the data relevant with instrument is sent to automobile by the second CAN, second CAN
Instrument end.
Further, according to above-mentioned TPMS gateway method of reseptances, wherein：When automobile instrument end convey information to it is vehicle-mounted
During CANBUS, second CAN receives the message of other cab signals received comprising automobile instrument end and is sent to institute
The second microprocessor is stated, the second microprocessor parsing includes the message for other cab signals that automobile instrument end is received, and
Other cab signals that automobile instrument end is received send the first microprocessor to；The first microprocessor is by automotive meter
Other cab signals that table termination is received are converted into the first CAN message and are sent to first CAN, described first
The first CAN message that other cab signals received are terminated comprising automobile instrument is sent to vehicle-mounted CAN by CAN
BUS。
Further, according to above-mentioned TPMS gateway method of reseptances, wherein：When TPMS radio frequency receivers send information to vapour
During car instrument end, second microprocessor triggers the TPMS radio frequency receivers, and the TPMS radio frequency receivers receive TPMS
ID, tire pressure, temperature and the warning message for each tire that sensor assembly is transmitted, and it is sent to second microprocessor；
The ID of each tire, tire pressure, temperature and warning message are converted into the second CAN message and transmitted by second microprocessor
To second CAN, second CAN is by the second of the ID comprising each tire, tire pressure, temperature and warning message
CAN message is sent to automobile instrument end.
As described above, the TPMS gateways reception system and method for reseptance of the present invention, have the advantages that：
(1) limitation of joint brand automobile company genuine CAN BUS communications protocol can be successfully broken through, makes domestic TPMS systems
System can be directly used for fastening using CAN BUS all brand vehicle cars；
(2) receiving efficiency is high.
Brief description of the drawings
Fig. 1 is shown as the circuit theory schematic diagram of the TPMS gateway reception systems of the present invention；
Fig. 2 is shown as the electrical block diagram of the TPMS gateway reception systems of the present invention.
Component label instructions
1 first CAN communication module
11 first CANs
12 first microprocessors
2 second CAN communication modules
21 second CANs
22 second microprocessors
3 TPMS radio frequency receivers
4 vehicle-mounted CAN BUS
5 automobile instruments
Embodiment
Illustrate embodiments of the present invention below by way of specific instantiation, those skilled in the art can be by this specification
Disclosed content understands other advantages and effect of the present invention easily.The present invention can also pass through specific realities different in addition
The mode of applying is embodied or practiced, the various details in this specification can also based on different viewpoints with application, without departing from
Various modifications or alterations are carried out under the spirit of the present invention.
It should be noted that the diagram provided in the present embodiment only illustrates the basic conception of the present invention in a schematic way,
Then only display is painted with relevant component in the present invention rather than according to component count, shape and the size during actual implementation in schema
System, it is actual when implementing, and kenel, quantity and the ratio of each component can be a kind of random change, and its assembly layout kenel also may be used
Can be increasingly complex.
Referring to Figures 1 and 2, TPMS gateways reception system of the invention includes the first CAN communication module 1, the second CAN communication
Module 2 and TPMS radio frequency receivers 3.First CAN communication module 1, the second CAN communication module 2 and TPMS radio frequency receivers 3 are collection
It is integrally formed.
Wherein, the first CAN communication module 1 is connected 2, the second CAN communication with vehicle-mounted CAN BUS4 and the second CAN communication module
Module 2 is connected with the first CAN communication module 1, TPMS radio frequency receivers 3 and automobile instrument 5.First CAN communication module 1 and second
The both-way communication that CAN communication module 2 is used between vehicle-mounted CAN BUS4 and automobile instrument 5, the second CAN communication module 2 is additionally operable to
TPMS radio frequency receivers 3 arrive the one-way communication of automobile instrument 5.
When vehicle-mounted CAN BUS conveys information to automobile instrument, the first CAN communication module reads and parses vehicle-mounted CAN
BUS communication packet, and the data relevant with instrument are sent to the second CAN communication module, the second CAN communication module receive with
The relevant data of instrument simultaneously change into communication packet and are sent to automobile instrument end.Wherein, the data unrelated with instrument are not dealt with.
When automobile instrument end conveys information to vehicle-mounted CAN BUS, the second CAN communication module is received and parsed through comprising automobile
The message for other cab signals that instrument end is received, and the first CAN communication module is sent to, the first CAN communication module receives vapour
Car instrument, which terminates other cab signals received and is converted into communication packet, is sent to vehicle-mounted CAN BUS.Wherein, other vehicle-mounted letters
Number refer to the signal in addition to TPMS receivers transmit the signal come.
When TPMS radio frequency receivers send information to automobile instrument end, the second CAN communication module triggering TPMS radio frequencies connect
Device is received, TPMS radio frequency receivers receive ID, tire pressure, temperature and the alarm signal for each tire that TPMS sensor assemblies are transmitted
Breath, and the second CAN communication module is sent to, the second CAN communication module transmits TPMS radio frequency receivers on each next tire
ID, tire pressure, temperature and warning message are converted into communication packet and are sent to automobile instrument end showing.
Specifically, the first CAN communication module 1 includes the first CAN 11 and first microprocessor 12.Wherein, the first CAN
Bus, i.e. CAN0 are used to read vehicle-mounted CAN BUS communication packet and are sent to first microprocessor, i.e. MCU0, and will
The CAN0 messages for terminating other cab signals received comprising automobile instrument that MCU0 transmission comes are sent to vehicle-mounted CAN BUS；MCU0
For parsing the communication packet for the vehicle-mounted CAN BUS that CAN0 transmission comes, and the data relevant with instrument are sent to MCU1；And
The automobile instrument received is terminated to other cab signals received to be converted into CAN0 messages and be sent to CAN0.
The first CAN 11 and first microprocessor 12 in first CAN communication module 1, can pass through following two shapes
Formula is realized：The first is that the first CAN 11 and first microprocessor 12 are integrated in an IC；Second is the first CAN
Bus 11 and first microprocessor 12 are independent component.
Second CAN communication module 2 includes the second CAN 21 and the second microprocessor 22.Wherein, the second CAN, i.e.,
CAN1 is used to receive the message of other cab signals received comprising automobile instrument end and is sent to the second microprocessor, i.e.,
MCU1, is sent to automobile instrument end, and will include by the CAN1 messages comprising the data relevant with instrument that MCU1 transmission comes
The ID of each tire, tire pressure, the CAN1 messages of temperature and warning message are sent to automobile instrument end；MCU1, which is used to parse, includes vapour
The message for other cab signals that car instrument end is received, and other cab signals that automobile instrument end is received send to
MCU0, by the data conversion relevant with instrument received is into CAN1 messages and is sent to CAN1, and triggering TPMS radio frequencies connect
Device is received, and TPMS radio frequency receivers are transmitted into each tire come ID, tire pressure, temperature and warning message are converted into CAN1 messages
And it is sent to CAN1.
The second CAN 21 and the second microprocessor 22 in second CAN communication module 2, can pass through following two shapes
Formula is realized：The first is that the second CAN 21 and the second microprocessor 22 are integrated in an IC；Second is the 2nd CAN
The microprocessor 22 of bus 21 and second is independent component.
It should be noted that the first CAN communication module and the second CAN communication module in the present invention can pass through following two
The form of kind is realized：The first is that the first CAN communication module and the second CAN communication module are micro- by two CAN bus circuits and two
Processor independent component is composed of respectively；Second is that two-way CAN communication module is micro- by two CAN bus circuits and one
Reason device, which is integrated in an IC, to be constituted.
TPMS radio frequency receivers are used for after the triggering by MCU1, receive each tire that TPMS sensor assemblies are transmitted
ID, tire pressure, temperature and warning message, and be sent to MCU1.
Wherein, MCU1 triggers TPMS radio frequency receptions by sending a specific radiofrequency signal to TPMS radio frequency receivers
Device.
Specifically, when vehicle-mounted CAN BUS conveys information to automobile instrument, CAN0 reads vehicle-mounted CAN BUS communication report
Text is simultaneously sent to MCU0, after the communication packet for the vehicle-mounted CAN BUS that MCU0 parsing CAN0 transmission comes, by the data relevant with instrument
It is sent to MCU1；MCU1 is by the data conversion relevant with instrument received is into CAN1 messages and is sent to CAN1, and CAN1 will
The CAN1 messages comprising the data relevant with instrument that MCU1 transmission comes are sent to automobile instrument end.
When automobile instrument end conveys information to vehicle-mounted CAN BUS, CAN1 receptions include other of automobile instrument end reception
The message of cab signal is sent to MCU1, and MCU1 parsings include the message for other cab signals that automobile instrument end is received, and will
Other cab signals that automobile instrument end is received send MCU0 to；Automobile instrument is terminated other cab signals received and turned by MCU0
Change CAN0 messages into and be sent to CAN0, other cab signals received comprising automobile instrument termination that CAN0 carrys out MCU0 transmission
CAN0 messages be sent to vehicle-mounted CAN BUS.
When TPMS radio frequency receivers send information to automobile instrument end, MCU1 triggering TPMS radio frequency receivers, TPMS is penetrated
Frequency receiver receives the relevant information for each tire that TPMS sensor assemblies are transmitted, and is sent to MCU1；MCU1 is by TPMS
The relevant information for each tire that radio frequency receiver transmission comes is converted into CAN1 messages and is sent to CAN1, and CAN1 will include each
The CAN1 messages of the relevant information of tire are sent to automobile instrument end, while automobile instrument end shows the relevant information of each tire
Show feedback of status to CAN1.Wherein, the relevant information of tire includes ID, tire pressure, temperature and the warning message of tire.
The TPMS gateway method of reseptances of the present invention include：
When vehicle-mounted CAN BUS conveys information to automobile instrument, the first CAN communication module reads and parses vehicle-mounted CAN
BUS communication packet, and the data relevant with instrument are sent to the second CAN communication module, the second CAN communication module receive with
The relevant data of instrument simultaneously change into communication packet and are sent to automobile instrument end；
When automobile instrument end conveys information to vehicle-mounted CAN BUS, the second CAN communication module is received and parsed through comprising automobile
The message for other cab signals that instrument end is received, and the first CAN communication module is sent to, the first CAN communication module receives vapour
Car instrument, which terminates other cab signals received and is converted into communication packet, is sent to vehicle-mounted CAN BUS；
When TPMS radio frequency receivers send information to automobile instrument end, the second CAN communication module triggering TPMS radio frequencies connect
Device is received, TPMS radio frequency receivers receive the relevant information for each tire that TPMS sensor assemblies are transmitted, and are sent to second
The correlation that TPMS radio frequency receivers transmit each tire come is converted into communication report by CAN communication module, the second CAN communication module
Text is sent to automobile instrument end and shown, leads to while the relevant information dispaly state of each tire is fed back to second by automobile instrument end
Interrogate module.Wherein, the relevant information of tire includes ID, tire pressure, temperature and the warning message of tire.
Specifically, when vehicle-mounted CAN BUS conveys information to automobile instrument, CAN0 reads vehicle-mounted CAN BUS communication report
Text is simultaneously sent to MCU0, after the communication packet for the vehicle-mounted CAN BUS that MCU0 parsing CAN0 transmission comes, by the data relevant with instrument
It is sent to MCU1；MCU1 is by the data conversion relevant with instrument received is into CAN1 messages and is sent to CAN1, and CAN1 will
The CAN1 messages comprising the data relevant with instrument that MCU1 transmission comes are sent to automobile instrument end.
When automobile instrument end conveys information to vehicle-mounted CAN BUS, CAN1 receptions include other of automobile instrument end reception
The message of cab signal is simultaneously sent to MCU1, the message for other cab signals that MCU1 parsings are received comprising automobile instrument end, and
Other cab signals that automobile instrument end receives are transmitted to MCU0；Automobile instrument is terminated other cab signals received and turned by MCU0
Change CAN0 messages into and be sent to CAN0, other cab signals received comprising automobile instrument termination that CAN0 carrys out MCU0 transmission
CAN0 messages be sent to vehicle-mounted CAN BUS.
When TPMS radio frequency receivers send information to automobile instrument end, MCU1 triggering TPMS radio frequency receivers, TPMS is penetrated
Frequency receiver receives the relevant information for each tire that TPMS sensor assemblies are transmitted, and is sent to MCU1；MCU1 is by TPMS
The relevant information for each tire that radio frequency receiver transmission comes is converted into CAN1 messages and is sent to CAN1, and CAN1 will include each
The CAN1 messages of the relevant information of tire are sent to automobile instrument end, while automobile instrument end shows the relevant information of each tire
Show feedback of status to CAN1.
In summary, TPMS gateways reception system of the invention and method of reseptance can successfully break through joint brand automobile public affairs
The limitation of genuine CAN BUS communications protocol is taken charge of, domestic TPMS systems is can be directly used for all brand cars using CAN BUS
Type car is fastened.So, the present invention effectively overcomes various shortcoming of the prior art and has high industrial utilization.
The above-described embodiments merely illustrate the principles and effects of the present invention, not for the limitation present invention.It is any ripe
Know the personage of this technology all can carry out modifications and changes under the spirit and scope without prejudice to the present invention to above-described embodiment.Cause
This, those of ordinary skill in the art is complete without departing from disclosed spirit and institute under technological thought such as
Into all equivalent modifications or change, should by the present invention claim be covered.
Claims (9)
1. a kind of system for monitoring pressure in tyre (TPMS) gateway reception system, it is characterised in that including the first CAN communication module,
Second CAN communication module and TPMS radio frequency receivers；
The first CAN communication module is connected with vehicle-mounted CAN BUS and the second CAN communication module, second CAN communication
Module is connected with the first CAN communication module, the TPMS radio frequency receivers and automobile instrument；
The first CAN communication module and the second CAN communication module are used for two-way between vehicle-mounted CAN BUS and automobile instrument
Communication, the second CAN communication module is additionally operable to the both-way communication between the TPMS radio frequency receivers and automobile instrument；
The first CAN communication module includes the first CAN and first microprocessor；The second CAN communication module includes
Second CAN and the second microprocessor；
First CAN is used for the communication packet for reading vehicle-mounted CAN BUS, and is sent to the first microprocessor, with
And the first microprocessor is transmitted to the first CAN report that other cab signals received are terminated comprising automobile instrument come
Text is sent to vehicle-mounted CAN BUS；The first microprocessor is used to parse the vehicle-mounted CAN that the first CAN transmission comes
BUS communication packet, and the data relevant with instrument are sent to second microprocessor；And by the automotive meter received
Other cab signals that table termination is received are converted into the first CAN message and are sent to the first CAN；
Second CAN is used to receive the message of other cab signals received comprising automobile instrument end and is sent to described
Second microprocessor, the second CAN message comprising the data relevant with instrument of coming is transmitted by second microprocessor
It is sent to automobile instrument end, and by the second CAN message of the ID comprising each tire, tire pressure, temperature and warning message
It is sent to automobile instrument end；Second microprocessor is used for the report for parsing other cab signals received comprising automobile instrument end
Text, and other cab signals that automobile instrument end is received send the first microprocessor to, by receive and instrument
Relevant data conversion is into the second CAN message and is sent to second CAN, and triggering TPMS radio frequency receptions
Device, and TPMS radio frequency receivers are transmitted into ID, tire pressure, temperature and the warning message of each tire come to be converted into the 2nd CAN total
Report from a liner text is simultaneously sent to second CAN；
The TPMS radio frequency receivers are used for after by the triggering of second microprocessor, receive TPMS sensor assemblies and are passed
The relevant information of each tire sent, and it is sent to second microprocessor.
2. TPMS gateways reception system according to claim 1, it is characterised in that：When vehicle-mounted CAN BUS is conveyed information to
During automobile instrument, first CAN reads vehicle-mounted CAN BUS communication packet and is sent to the first microprocessor,
The first microprocessor is parsed after the communication packet of the vehicle-mounted CAN BUS, the data relevant with instrument is sent to described
Second microprocessor；Second microprocessor is by the data conversion relevant with instrument is into the second CAN message and is sent to
The second CAN message comprising the data relevant with instrument is sent to by second CAN, second CAN
Automobile instrument end.
3. TPMS gateways reception system according to claim 1, it is characterised in that：When automobile instrument end conveys information to car
When carrying CAN BUS, second CAN receives the message of other cab signals received comprising automobile instrument end and is sent to
Second microprocessor, the message for other cab signals that the second microprocessor parsing is received comprising automobile instrument end,
And send other cab signals that automobile instrument end is received to the first microprocessor；The first microprocessor is by automobile
Other cab signals for receiving of instrument termination are converted into the first CAN message and are sent to first CAN, and described the
The first CAN message that other cab signals received are terminated comprising automobile instrument is sent to vehicle-mounted CAN by one CAN
BUS。
4. TPMS gateways reception system according to claim 1, it is characterised in that：When TPMS radio frequency receivers send information
During to automobile instrument end, second microprocessor triggers the TPMS radio frequency receivers, and the TPMS radio frequency receivers are received
The relevant information for each tire that TPMS sensor assemblies are transmitted, and it is sent to second microprocessor；Described second is micro-
The relevant information of each tire is converted into the second CAN message and is sent to second CAN by processor, and described
Second CAN message of the relevant information comprising each tire is sent to automobile instrument end by two CANs；While automotive meter
The relevant information dispaly state of each tire is fed back to second CAN by table end.
5. a kind of gateway method of reseptance of TPMS gateways reception system according to claim 1, it is characterised in that：
When vehicle-mounted CAN BUS conveys information to automobile instrument, the first CAN communication module reads and parses the logical of vehicle-mounted CAN BUS
Message is interrogated, and the data relevant with instrument are sent to the second CAN communication module, the second CAN communication module is received to be had with instrument
The data of pass simultaneously change into communication packet and are sent to automobile instrument end；
When automobile instrument end conveys information to vehicle-mounted CAN BUS, the second CAN communication module is received and parsed through comprising automobile instrument
The message of other cab signals received is held, and is sent to the first CAN communication module, the first CAN communication module receives automotive meter
Table, which terminates other cab signals received and is converted into communication packet, is sent to vehicle-mounted CAN BUS；
When TPMS radio frequency receivers send information to automobile instrument end, the second CAN communication module triggering TPMS radio frequency receivers,
TPMS radio frequency receivers receive ID, tire pressure, temperature and the warning message of each tire that TPMS sensor assemblies are transmitted, and pass
Deliver to the second CAN communication module, the second CAN communication module TPMS radio frequency receivers are transmitted the ID of each tire come, tire pressure,
Temperature and warning message are converted into communication packet and are sent to automobile instrument end showing.
6. TPMS gateways method of reseptance according to claim 5, it is characterised in that：The first CAN communication module includes
First CAN and first microprocessor；The second CAN communication module includes the second CAN and the second microprocessor.
7. TPMS gateways method of reseptance according to claim 6, it is characterised in that：When vehicle-mounted CAN BUS is conveyed information to
During automobile instrument, first CAN reads vehicle-mounted CAN BUS communication packet and is sent to the first microprocessor,
The first microprocessor is parsed after the communication packet of the vehicle-mounted CAN BUS, the data relevant with instrument is sent to described
Second microprocessor；Second microprocessor is by the data conversion relevant with instrument is into the second CAN message and is sent to
The second CAN message comprising the data relevant with instrument is sent to by second CAN, second CAN
Automobile instrument end.
8. TPMS gateways method of reseptance according to claim 6, it is characterised in that：When automobile instrument end conveys information to car
When carrying CAN BUS, second CAN receives the message of other cab signals received comprising automobile instrument end and is sent to
Second microprocessor, the message for other cab signals that the second microprocessor parsing is received comprising automobile instrument end,
And send other cab signals that automobile instrument end is received to the first microprocessor；The first microprocessor is by automobile
Other cab signals for receiving of instrument termination are converted into the first CAN message and are sent to first CAN, and described the
The first CAN message that other cab signals received are terminated comprising automobile instrument is sent to vehicle-mounted CAN by one CAN
BUS。
9. TPMS gateways method of reseptance according to claim 6, it is characterised in that：When TPMS radio frequency receivers send information
During to automobile instrument end, second microprocessor triggers the TPMS radio frequency receivers, and the TPMS radio frequency receivers are received
ID, tire pressure, temperature and the warning message for each tire that TPMS sensor assemblies are transmitted, and it is sent to second microprocessor
Device；The ID of each tire, tire pressure, temperature and warning message are converted into the second CAN message simultaneously by second microprocessor
It is sent to second CAN, second CAN is by the ID comprising each tire, tire pressure, temperature and warning message
Second CAN message is sent to automobile instrument end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410563411.1A CN104468341B (en) | 2014-08-27 | 2014-10-21 | A kind of TPMS gateways reception system and method for reseptance |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410429236 | 2014-08-27 | ||
| CN2014104292367 | 2014-08-27 | ||
| CN201410563411.1A CN104468341B (en) | 2014-08-27 | 2014-10-21 | A kind of TPMS gateways reception system and method for reseptance |
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| CN101284485A (en) * | 2008-04-24 | 2008-10-15 | 奇瑞汽车股份有限公司 | Automotive tire pressure monitoring system |
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| CN202345307U (en) * | 2011-11-20 | 2012-07-25 | 长安大学 | Tire pressure monitoring device based on controller area network (CAN) bus |
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| US7613921B2 (en) * | 2005-05-13 | 2009-11-03 | Intel Corporation | Method and apparatus for remotely provisioning software-based security coprocessors |
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| CN2768334Y (en) * | 2004-12-29 | 2006-03-29 | 何崇中 | Tyre pressure monitoring system based on can bus |
| CN101284485A (en) * | 2008-04-24 | 2008-10-15 | 奇瑞汽车股份有限公司 | Automotive tire pressure monitoring system |
| CN201665194U (en) * | 2009-12-01 | 2010-12-08 | 北京汽车研究总院有限公司 | Automobile body controller |
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