CN208488742U - A kind of multifunction bus data capture recorder - Google Patents
A kind of multifunction bus data capture recorder Download PDFInfo
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- CN208488742U CN208488742U CN201820785303.2U CN201820785303U CN208488742U CN 208488742 U CN208488742 U CN 208488742U CN 201820785303 U CN201820785303 U CN 201820785303U CN 208488742 U CN208488742 U CN 208488742U
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Abstract
The utility model relates to a kind of instruments for capturing record trunk data, specifically disclose a kind of multifunction bus data capture recorder, including interface module, data processing module, storage module and the power module being integrated in same circuit, interface module includes 20PIN pin type interface circuit, D type usb circuit, storage module includes a memory card and matched read/write circuit, data processing module is connect with interface module and storage module, and power module is connected with each modular power source interface;The utility model compact, it is vdiverse in function, it can read simultaneously and store the operation data of the on-vehicle host of three universal serial bus, support universal serial bus, single line CAN bus, high-speed CAN bus, low speed CAN bus, LIN bus, the reading data and storage of IEBUS bus, it can be read automatically when test and save test data, large number of equipment needed for having saved test job, place, time and human resources.
Description
Technical field
The utility model relates to a kind of instrument for capturing record trunk data, in particular to a variety of different type buses are answered
The data capture register instrument of number universal serial bus.
Background technique
Currently, in the design and R&D process of vehicle carried video equipment, the work of core first is that the soft of mobile unit
Part operation data is analyzed.Engineer usually uses computer and carries out data processing, storage, record when executing the work,
Tool, CAN bus tool, the total the Line tool of LIN, the total the Line tool of IEBUS are read using universal serial bus, each tool needs to connect one
Platform computer and a trolley carry audio-visual devices, and reading tool between different types of bus can not be general, and the preservation of data is necessary
Computer is operated by operator to save.When a large amount of on-vehicle hosts are concentrated simultaneously carries out engine bench test, tester needs
Lasting 1000 times or more bootings are carried out to more on-vehicle hosts simultaneously, the data of shutdown process acquire, and summarize and carry out data point
Analysis;If tested using traditional approach, sizable place will be occupied, a large amount of computer equipment and connection is needed to set
It is standby, a large amount of human resources are expended, a large amount of time and resource are wasted.
Utility model content
The resource occupied in test process and time are researched and developed to reduce above-mentioned on-vehicle host, improves the work of engineers and technicians
Make efficiency, the utility model provides a kind of multifunction bus data capture recorder.
The utility model solve its technical problem the technical solution adopted is that: including the interface mould being integrated in same circuit
Block, data processing module, storage module and power module, it is characterized in that: interface module includes 20PIN pin type interface circuit, D type
Usb circuit, the 20PIN pin type interface circuit integration have 3 serial bus interface circuits, 1 single line CAN bus to connect
Mouth circuit, 1 high-speed CAN bus interface circuit, 1 low speed CAN interface circuit, 1 LIN bus interface circuit, 1
IEBUS bus interface circuit and 1 D type usb circuit, LIN bus interface, the IEBUS bus of 20PIN pin type interface connect
Mouth, high-speed CAN bus interface, low speed CAN interface, single line CAN bus interface respectively with corresponding LIN bus chip,
IEBUS bus chip, high-speed CAN bus chip, low speed CAN bus chip, single line CAN bus chip, three alternative switchings
Switch A, B, C connection, high-speed CAN bus chip, low speed CAN bus chip are connect with alternative switching switch C, and single line CAN is total
Core piece, alternative switching switch C are connect with alternative switching switch B, LIN bus chip, D type usb circuit and two choosings
One switching switch A connection, data processing module include single chip circuit, and storage module includes a memory card and matched read-write
Circuit, data processing module are connect with interface module and storage module, the output end of power module connection data processing module and
The power supply interface of storage module, the power interface of the input terminal connection interface module of power module.
Preferably, the data processing module includes the LED light connecting with single chip circuit.
Preferably, memory card used in the storage module is TF card, and matched read/write circuit is TF card slot circuit.
Preferably, the power module includes two groups of reduction voltage circuits and one group of booster circuit, is not had when for engine bench test
When having connection computer, it is made of DC12V to DC5V reduction voltage circuit and DC5V to DC3.3V reduction voltage circuit, when only connecting computer
When, the 5V boosting that computer USB interface comes is used again to be depressured at 12V.
The utility model has the beneficial effects that compact, vdiverse in function, can read simultaneously and store three it is serial total
The operation data of line on-vehicle host supports universal serial bus, single line CAN bus, high-speed CAN bus, low speed CAN bus, LIN total
The reading data and storage of line, IEBUS bus, when test, can read automatically and save test data, greatly facilitate vehicle-mounted
Host research and develop test process in data collection analysis work, large number of equipment needed for having saved test job, place, the time with
And human resources.
Detailed description of the invention
Fig. 1 is the module diagram of the utility model.
Fig. 2 is the product appearance figure of the utility model.
Fig. 3 is the circuit diagram of the utility model.
1 in figure, 20PIN pin type interface, 2, D type USB interface, 3, USB-RS323 chip, 4, alternative switching switch, 5,
Main MCU single chip circuit, 6, TF card slot circuit, 7, LED light, 8, LIN bus chip, 9, IEBUS bus chip, 10, two
Select a switching switch B, 11, alternative switching switch C, 12, high-speed CAN bus chip, 13, low speed CAN bus chip, 14, list
Line CAN bus chip, 15, power module, 16, plastic shell.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings and examples.
Referring to figs. 2 and 3, the utility model is one piece of integrated circuit being wrapped in plastic shell 16, integrated circuit packet
Interface module, data processing module, storage module and power module are included, compact structure is vdiverse in function, and it is easy to use, reduce
Demand of the test job to place and equipment.
Referring to Fig. 1 to Fig. 3, the interface module of the utility model, including 20PIN pin type interface circuit and D type USB interface electricity
Road.
The D type usb circuit is that D type USB interface 2, USB-RS323 chip 3 with suitable electronic element connect structure
At connection alternative switches switch A 4.
In the 20PIN pin type interface 1, stitch 12V and stitch GND is separately connected the positive and negative of external 12V DC power supply
Pole, UART1, UART2 connect alternative and switch switch A 4, and LIN-OUT connection LIN bus chip 8, IEBUS connection IEBUS is total
Core piece 9, SCAN connection single line CAN chip 14, LSP-CAN connection low speed CAN bus chip 13, HSP-CAN connection high-speed CAN
Bus chip 12, HLCAN-SW connection alternative switch the control terminal of switch C 11, and SCAN-SW connection alternative switches switch B
10 control terminal.
In the interface module, LIN bus chip 8 connects alternative and switches switch A 4, and single line CAN chip 14 connects
Alternative switches switch B 10, and alternative switches the connection alternative of switch C 11 and switches switch B 10, high-speed CAN bus chip 12
Alternative, which is connected, with low speed CAN bus chip 13 switches switch C 11.
Referring to Fig. 1, Fig. 3, data processing module includes a single chip circuit 5 and a LED light 7, and monolithic is electromechanical
Road 5 be include all kinds of electronic components such as a MUC singlechip chip and matched crystal oscillator, can independently be counted after powered up
According to the circuit of processing operation, LED light 7 shows the work of the present embodiment by the output signal manipulation of single chip circuit 5
State, UART2, SCAN-SW, HLCAN-SW of single chip circuit 5 respectively with UART2, SCAN-SW of 20PIN pin type interface 1,
UART1, UART2 connection alternative of the connection of HLCAN-SW corresponding pin, single chip circuit 5 switch switch A 4, single chip circuit
5 UART4 connection alternative switches switch B 10, the I/O connection IEBUS bus chip 9 of single chip circuit 5;When this is practical new
When type reads bus data and saved, LED light 7 shows one bright one data transfer signal to go out.
Referring to Fig. 1 to Fig. 3, memory card used in storage module 6 is TF card, and matched read/write circuit is TF card slot circuit,
Storage module 6 is connected with the control terminal of the SD-DET of single chip circuit 5, alternative switching switch A 4.
Referring to Fig. 1, Fig. 3,15 power module of power module includes two groups of reduction voltage circuits and one group of booster circuit, when for platform
When frame test is without connection computer, it is made of DC12V to DC5V reduction voltage circuit and DC5V to DC3.3V reduction voltage circuit,
Stitch 12V and stitch GND of the DC12V to DC5V reduction voltage circuit input terminal connection 20PIN pin type interface 1, DC5V to DC3.3V drop
Volt circuit input terminal connects the power pins of D type USB interface 2, the output end resolution of two groups of reduction voltage circuits and one group of booster circuit
The power supply circuit for connecting each chip, when only connecting computer, the 5V that computer USB interface comes is boosted to be made again to be depressured at 12V
With.
Referring to Fig. 3, each function realizing method of the utility model is as follows:
The serial bus data of 3 on-vehicle hosts saves function: the utility model connects the serial total of three on-vehicle hosts
When line, it is only necessary to which the RX/TX stitch of the UT1-UT3 of 20PIN pin type interface 1 is respectively corresponded to the RX/TX with three on-vehicle hosts
Serial line interface connects, and TF card is inserted into TF card slot circuit 6, corresponding every in TF card when three on-vehicle hosts are started to work on rack
A connectivity port for having data to be written connects there are three three on-vehicle hosts as soon as automatically generating a text file for TXT format
TXT file, each TXT file is according to the clock built in single-chip microcontroller according to record time label and memory bus data.
IEBUS bus data saves function: the utility model connects the mobile unit of an IEBUS bus, it is only necessary to will
The IEBUS+ of 20PIN pin type interface 1/- it is connected with external IEBUS+/- signal such as on-vehicle host or vehicle body, TF card slot circuit
TF card is inserted into 6, corresponding data port automatically generates the text file of a TXT format in TF card, and TXT file is according to single-chip microcontroller
Built-in clock is according to record time label and memory bus data.
LIN bus data saves function: the utility model connects the mobile unit of a LIN bus, it is only necessary to by D type
USB interface 2 connects computer by USB connecting line, is not inserted into TF card in TF card slot circuit 6, the mobile unit of LIN bus with
The LIN-OUT connection of 20PIN pin type interface 1 may be implemented to handle by LIN bus data of the computer to mobile unit.
Single line CAN bus data save function: the utility model connects the mobile unit of a single line CAN bus, only needs
The SCAN-SW of 20PIN pin type interface 1 is grounded, by the SCAN of 20PIN pin type interface 1 and external such as on-vehicle host or vehicle body
Single line CAN signal be connected, TF card is inserted into TF card slot circuit 6, corresponding data port automatically generates a TXT lattice in TF card
The text file of formula, TXT file is according to the clock built in single-chip microcontroller according to record time label and memory bus data.
High-speed CAN bus data save function: the utility model connects the mobile unit of a high-speed CAN bus, only needs
The SCAN-SW/HLCAN-SW of 20PIN pin type interface 1 is hanging, by the HCAN-H/HCAN-L and vehicle of 20PIN pin type interface 1
CAN+/- connection of the high-speed CAN bus of equipment is carried, is inserted into TF card in TF card slot circuit 6, corresponding data port is automatic in TF card
The text file of a TXT format is generated, TXT file is marked according to the record time according to the clock built in single-chip microcontroller and stored total
Line number evidence.
Low speed CAN bus data save function: the utility model connects the mobile unit of a low speed CAN bus, only needs
The SCAN-SW of 20PIN pin type interface 1 is hanging, the HLCAN-SW of 20PIN pin type interface 1 is grounded, 20PIN pin type is connect
The CAN+/- of the low speed CAN bus of the LCAN-H/LCAN-L and mobile unit of mouth 1 is connected, and is inserted into TF card in TF card slot circuit 6,
Corresponding data port automatically generates the text file of a TXT format in TF card, and TXT file is pressed according to the clock built in single-chip microcontroller
According to record time label and memory bus data.
Similarly with the capture of LIN bus data, the utility model connection single line CAN bus, high-speed CAN bus, low is being used
When fast CAN bus, it is not inserted into TF card in TF card slot circuit 6, D type USB interface 2 is connected into computer by USB connecting line, it both can be with
Single line CAN bus, high-speed CAN bus, low speed CAN bus, the data of LIN bus directly are read using computer, 3 can also be read
The data of road universal serial bus.
Claims (4)
1. a kind of multifunction bus data capture recorder, including be integrated in same circuit interface module, data processing mould
Block, storage module and power module, it is characterized in that: interface module includes 20PIN pin type interface circuit, D type usb circuit,
The 20PIN pin type interface circuit integration has 3 serial bus interface circuits, 1 single line CAN bus interface circuit, 1 height
Fast CAN interface circuit, 1 low speed CAN interface circuit, 1 LIN bus interface circuit, 1 IEBUS bus interface
Circuit and 1 D type usb circuit, LIN bus interface, IEBUS bus interface, the high-speed CAN of 20PIN pin type interface (1) are total
Line interface, low speed CAN interface, single line CAN bus interface respectively with corresponding LIN bus chip (8), the total core of IEBUS
Piece (9), high-speed CAN bus chip (12), low speed CAN bus chip (13), single line CAN bus chip (14), three alternatives
Switching switch (4,10,11) connection, high-speed CAN bus chip (12), low speed CAN bus chip (13) and alternative switching switch
C (11) connection, single line CAN bus chip (14), alternative switching switch C (11) are connect with alternative switching switch B (10),
LIN bus chip (8), D type usb circuit are connect with alternative switching switch A (4), and data processing module includes single-chip microcontroller
Circuit, storage module include a memory card and matched read/write circuit, data processing module and interface module and storage module
Connection, the power supply interface of output end the connection data processing module and storage module of power module, the input terminal of power module connect
The power interface of connection interface module.
2. a kind of multifunction bus data capture recorder according to claim 1, it is characterised in that: at the data
Managing module includes the LED light connecting with single chip circuit.
3. a kind of multifunction bus data capture recorder according to claim 1, it is characterised in that: the storage mould
Memory card used in block is TF card, and matched read/write circuit is TF card slot circuit.
4. a kind of multifunction bus data capture recorder according to claim 1, it is characterised in that: the power supply mould
Block includes two groups of reduction voltage circuits and one group of booster circuit, is by DC12V to DC5V reduction voltage circuit, DC5V to DC3.3V reduction voltage circuit
It is formed with DC5V to DC12V booster circuit.
Priority Applications (1)
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CN201820785303.2U CN208488742U (en) | 2018-05-24 | 2018-05-24 | A kind of multifunction bus data capture recorder |
Applications Claiming Priority (1)
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CN201820785303.2U CN208488742U (en) | 2018-05-24 | 2018-05-24 | A kind of multifunction bus data capture recorder |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108664426A (en) * | 2018-05-24 | 2018-10-16 | 广东好帮手环球科技有限公司 | A kind of multifunction bus data capture recorder |
CN110535342A (en) * | 2019-08-13 | 2019-12-03 | 深圳市普威技术有限公司 | A kind of voltage-operated device and system |
-
2018
- 2018-05-24 CN CN201820785303.2U patent/CN208488742U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108664426A (en) * | 2018-05-24 | 2018-10-16 | 广东好帮手环球科技有限公司 | A kind of multifunction bus data capture recorder |
CN110535342A (en) * | 2019-08-13 | 2019-12-03 | 深圳市普威技术有限公司 | A kind of voltage-operated device and system |
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Address after: 528000 No. 25-8 (F1) five, 501, C, southwest garden, Sanshui center, Foshan, Guangdong. Patentee after: Faurecia electronic (Foshan) Co., Ltd Address before: 528000 No. 25-8 (F1) five, 501, C, southwest garden, Sanshui center, Foshan, Guangdong. Patentee before: Guangdong good helper Global Technology Co., Ltd. |