CN105320537B - A kind of program write device - Google Patents
A kind of program write device Download PDFInfo
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- CN105320537B CN105320537B CN201410758269.6A CN201410758269A CN105320537B CN 105320537 B CN105320537 B CN 105320537B CN 201410758269 A CN201410758269 A CN 201410758269A CN 105320537 B CN105320537 B CN 105320537B
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Abstract
A kind of entitled program write device of the present invention.Belong to automobile electronics program Writing Technology field.It mainly solves the problems, such as that existing 2 chip wiring board program write device is easy program write error chip.It is mainly characterized by:Including circuit board clipping, display screen, probe, programmer, single-pole three-throw switch, babinet, relay group and Switching Power Supply;Probe includes power probe group, the first chip probe group and the second chip probe group;First relay contact is separately connected power probe group and Switching Power Supply, the first chip probe group and programmer, and the second relay contact is separately connected power probe group and Switching Power Supply, the second chip probe group and programmer;The left side shelves of single-pole three-throw switch connect the first relay, and middle gear is hanging, and right side shelves connect the second relay.The present invention has the characteristics that prevent program write error chip and reduces equipment cost, is mainly used for the program write-in of 2 chip wiring boards.
Description
Technical field
The invention belongs to automobile electronics program Writing Technology fields.More particularly to a kind of program write device.
Background technology
General program write device is typically designed to fixture and clamps wiring board, and probe contacts circuit on board supply and connects respectively
Mouth and control chip program writing serial ports, programmer are connect by probe connecting line with program writing serial ports, and use 1 button
The connection of switch control power supply and wiring board power interface, when a button is depressed, wiring board power interface is connected with power supply, write-in
Program, then a button is pressed, deenergization connection.When wiring board has 2 chips to need write-in program, program write device one
As the program writing serial ports of 2 chips is separately connected with 2 programmers, software needs to select different journeys during program writing
2 different programs are written to corresponding chip by sequence write device, are easy the program not corresponding chip is written in operation, because
This needs a kind of control method of mistake proofing come the chip for preventing program write-in wrong.
Invention content
The object of the invention provides a kind of program write device with mistake proofing write-in functions aiming at above-mentioned shortcoming.
Technical solution of the invention is:A kind of program write device, including circuit board clipping, display screen, probe, journey
Sequence write device, it is characterised in that:Further include single-pole three-throw switch, babinet, relay group, Switching Power Supply;Relay group, switch electricity
Source, programmer are located in babinet, and circuit board clipping, display screen, single-pole three-throw switch are loaded on babinet upper surface;Probe includes
Power probe group, the first chip probe group and the second chip probe group;Relay group includes the first relay, the second relay,
Wherein, the first relay contact respectively with power probe group and Switching Power Supply, the first chip probe group and programmer, second
Relay contact is separately connected power probe group and Switching Power Supply, the second chip probe group and programmer, the first relay,
Second relay contact is normally opened;The hilted broadsword of single-pole three-throw switch connects Switching Power Supply anode, and left side shelves connect the first relay, middle gear
Vacantly, right side shelves connect the second relay.
The present invention due to using by circuit board clipping, display screen, probe, programmer, single-pole three-throw switch, babinet,
The program write device that relay group, Switching Power Supply are constituted, probe includes power probe group, the first chip probe group and the second core
Piece probe groups, wherein the first relay contact is separately connected power probe group and Switching Power Supply, the first chip probe group and program
Write device, the second relay contact are separately connected power probe group and Switching Power Supply, the second chip probe group and programmer,
First relay, the second relay contact are normally opened;The hilted broadsword of single-pole three-throw switch connects Switching Power Supply anode, left side shelves connect first after
Electric appliance, middle gear is hanging, and right side shelves connect the second relay.When single-pole three-throw switch is in middle gear, the first, second relay
It does not work, probe groups are not connected to Switching Power Supply, programmer, and chip cannot be written in program;At single-pole three-throw switch
When the shelves of left side, the work of the first relay is respectively communicated with power probe group and is write with Switching Power Supply, the first chip probe group and program
Enter device, the first chip then is written into program one;When single-pole three-throw switch is in right side shelves, the work of the second relay, respectively
It is connected to power probe group and Switching Power Supply, the second chip probe group and programmer, the second chip then is written into program two.
The present invention by single-pole three-throw switch control relay group prevent equipment be in chip program from being written, the first chip program write-in
Three kinds of states are written with the second chip program, the chip of program write error can be effectively prevent, and the present invention only needs to make
With 1 programmer, so that it may to be respectively written into program to 2 chips, save equipment cost.Present invention is mainly used for 2
The program of chip wiring board is written.
Description of the drawings
Fig. 1 is the structural schematic diagram of present procedure write device.
Fig. 2 is the schematic diagram of single-pole three-throw switch control circuit of the present invention.
Specific implementation mode
The invention will be further described below in conjunction with the accompanying drawings.
As shown in Figure 1.Present procedure write device structure includes circuit board clipping 1, display screen 2, single-pole three-throw switch
3, babinet 4, probe 5, relay group 6, Switching Power Supply 7, programmer 8 etc..Relay group 6, Switching Power Supply 7, program write-in
Device 8 is located in babinet 4, and circuit board clipping 1, display screen 2, single-pole three-throw switch 3 are loaded on 4 upper surface of babinet.Probe 5 includes power supply
Probe groups, the first chip probe group and the second chip probe group clamp wiring board by circuit board clipping 1, make on wiring board
Power interface, the first chip program writing serial ports and the second chip program writing serial ports respectively with the power probe group of probe 5, the first core
Piece probe groups and the second chip probe group are correspondingly connected with.Single-pole three-throw switch 3 is by controlling relay
Group 6 controls power probe group and Switching Power Supply 7, the first chip probe group or the second chip probe group and program respectively
Control circuit board power interface and Switching Power Supply 7, the first chip program writing serial ports or the second chip are realized in the connection of write device 8
The connection of program writing serial ports and programmer 8.
As shown in Figure 2.Present procedure write device control circuit includes single-pole three-throw switch 3, relay group 6, switch
Power supply 7, programmer 8, power probe group 9, the first chip probe group 10, the second chip probe group 11.Its repeat circuit group 6
Including the first relay 12, the second relay 13, wherein 12 contact of the first relay is separately connected power probe group 9 and switch
Power supply 7, the first chip probe group 10 and programmer 8,13 contact of the second relay are separately connected power probe group 9 and switch
Power supply 7, the second chip probe group 11 and programmer 8, the first relay 12, the second relay contact 13 are normally opened;Hilted broadsword three
The hilted broadsword of throw switch 3 connects Switching Power Supply anode, and left side shelves connect the first relay 12, and middle gear is hanging, and right side shelves connect the second relay
Device 13.When single-pole three-throw switch 3 is in middle gear, relay group 6 does not work, power probe group 9 and Switching Power Supply 7, first
Chip probe group 10 is off-state with programmer 8, the second chip probe group 11 and programmer 8, cannot be written
Program;When single-pole three-throw switch 3 is in left side shelves, the work of the first relay 12 is respectively communicated with power probe group 9 and switch electricity
Source 7, the first chip probe group 10 and programmer 8, are then written the first chip by program one;At single-pole three-throw switch 3
When the shelves of right side, the work of the second relay 12, be respectively communicated with power probe group 9 and Switching Power Supply 7, the second chip probe group 10 with
Then the second chip is written in program two by programmer 8.
Claims (1)
1. a kind of program write device, including circuit board clipping(1), display screen(2), probe(5), programmer(8), special
Sign is:It further include single-pole three-throw switch(3), babinet(4), relay group(6), Switching Power Supply(7);Relay group(6), switch
Power supply(7), programmer(8)Positioned at babinet(4)It is interior, circuit board clipping(1), display screen(2), single-pole three-throw switch(3)Dress
In babinet(4)Upper surface;Probe(5)Including power probe group, the first chip probe group and the second chip probe group;Relay group
(6)Including the first relay, the second relay, wherein the first relay contact be separately connected power probe group and Switching Power Supply,
First chip probe group and programmer, the second relay contact are separately connected power probe group and Switching Power Supply, the second core
Piece probe groups and programmer, the first relay, the second relay contact are normally opened;Single-pole three-throw switch(3)Hilted broadsword connect out
Powered-down source(7)Anode, left side shelves connect the first relay, and middle gear is hanging, and right side shelves connect the second relay.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201410758269.6A CN105320537B (en) | 2014-12-12 | 2014-12-12 | A kind of program write device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201410758269.6A CN105320537B (en) | 2014-12-12 | 2014-12-12 | A kind of program write device |
Publications (2)
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CN105320537A CN105320537A (en) | 2016-02-10 |
CN105320537B true CN105320537B (en) | 2018-10-16 |
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CN201410758269.6A Active CN105320537B (en) | 2014-12-12 | 2014-12-12 | A kind of program write device |
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CN111061248B (en) * | 2019-12-12 | 2023-04-21 | 东风电驱动***有限公司 | Task scheduling system and method based on time slice slicing |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102819502A (en) * | 2011-06-10 | 2012-12-12 | 鸿富锦精密工业(深圳)有限公司 | Mobile flash disc and computer system |
CN103440148A (en) * | 2013-08-27 | 2013-12-11 | 无锡泛太科技有限公司 | Device and method for programming multiple single-chip microcomputer programs |
CN204256723U (en) * | 2014-12-12 | 2015-04-08 | 东风汽车电子有限公司 | A kind of program write device |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
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US7647562B2 (en) * | 2003-04-03 | 2010-01-12 | National Instruments Corporation | Deployment and execution of a graphical program on an embedded device from a PDA |
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2014
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102819502A (en) * | 2011-06-10 | 2012-12-12 | 鸿富锦精密工业(深圳)有限公司 | Mobile flash disc and computer system |
CN103440148A (en) * | 2013-08-27 | 2013-12-11 | 无锡泛太科技有限公司 | Device and method for programming multiple single-chip microcomputer programs |
CN204256723U (en) * | 2014-12-12 | 2015-04-08 | 东风汽车电子有限公司 | A kind of program write device |
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CN105320537A (en) | 2016-02-10 |
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Address after: 441000 Jiangshan South Road Venture Center, Xiangyang High-tech Zone, Hubei Province Patentee after: Dongfeng Power Drive System Co., Ltd. Address before: 441001 No. 227 Daqing East Road, Xiangfan City, Hubei Province Patentee before: DONGFENG AUTOMOBILE ELECTRONICS CO., LTD. |