CN103020329A - Modular electronic circuit board structure - Google Patents
Modular electronic circuit board structure Download PDFInfo
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- CN103020329A CN103020329A CN 201110287255 CN201110287255A CN103020329A CN 103020329 A CN103020329 A CN 103020329A CN 201110287255 CN201110287255 CN 201110287255 CN 201110287255 A CN201110287255 A CN 201110287255A CN 103020329 A CN103020329 A CN 103020329A
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Abstract
The invention relates to a circuit board structure for an electronic product. A circuit structure is optimized, so that a main processor circuit and a slave equipment circuit in the electronic product are independent from the whole circuit board to form three independent parts, i.e., a main processor circuit board, a slave equipment circuit board and a carrier circuit board (carrier board for short). The carrier board is connected with the main processor circuit board and the slave equipment circuit board through the same connector. The carrier board, the main processor circuit board and the slave equipment circuit board are completely replaceable. When the circuit board structure is used, the carrier board, the main processor circuit board and the slave equipment circuit board can be combined into the whole circuit board in a stacking way. The circuit board structure aims to improve the flexibility of the electronic product, save the cost, shorten the development cycle of the electronic product and lower the development cost.
Description
1 technical field
Present invention relates in general to the circuit of electronic product, refer more particularly to the circuit of the development board of various processors, be specifically related to DSP development board, ARM development board, FPGA development board and ASIC verification platform.
2 background technologies
Usually the hardware design of electronic product is the process of a complexity, needs the design circuit schematic diagram, the PCB design, component purchase, PCB processing, the components and parts welding assembly, be assembled into complete circuit board after, can debug test.Each link is necessary in the process, and each link needs special technician, and each link needs a large amount of time to finish, and all needs suitable expense expenditure.Common this process need long time; Also need the software engineer, the Hardware Engineer, the purchasing agent, many-sided technician such as Welder, common cooperation can be finished.Wherein mistake appears in any one link, all may affect the quality of electronic product, all needs repeatedly to carry out this process.
At present, the electronic product great majority are integral type circuit boards, and whole circuit comprises main processor circuit, from circuitry, and other circuit, all on a circuit board.Obviously, components and parts integrated on circuit board are more, and the design of circuit is just more complicated, and the probability that breaks down is larger.
The portions of electronics product is also arranged, and such as some development boards, with main processor circuit, perhaps part is separated from circuitry.But the main processor circuit of separating and from circuitry does not have accordant interface, only has very limited replaceability.
3 summary of the invention
The present invention aims to provide a kind of electronic circuit plate structure, compatible as much as possible various host interface, and various from equipment interface, the design difficulty of reduction electron product circuit plate, the recycling rate of waterused of raising circuit board.Electronic circuit plate structure of the present invention in the dirigibility that improves development board, improves the efficient of development board hardware design, and the R﹠D costs aspect that reduces hardware is particularly useful, but also can be used in the exploitation of electronic product.As will be described, electronic circuit plate structure of the present invention has same main connector, and same from connector, utilizes programmable logic device (PLD) to realize main connector and changes from the signal between the connector.Separate from whole circuit board with host processor chip with from device chip, as main processor circuit plate fully independently, realize from the circuitry plate.With whole circuit board module blocking, resolve into the support plate circuit module, main processor circuit module and respectively from the circuitry module; And each circuit module all is independently, and circuit module of the same race is interchangeable.
If processor chips, each is from the equipment interface chip, and signaling conversion circuit is all realized at a circuit board, do as a whole simultaneously design, so wherein any one tiny circuit design mistake just may cause whole circuit board all can not satisfy the requirement of all technical of electronic product, just must redesign, again processing is produced again.Finally cause the hardware design time to increase, workload strengthens, and corresponding R ﹠ D Cost also just increases.
Take discrete module to realize, a mistake in the circuit design only can cause a module error, and can not cause other module to be affected.
Take discrete module to realize, modules can be simpler.Usually, the function of circuit is simpler, and the complicacy of circuit is just lower, and the failure rate of circuit board is just lower.Even mistake has appearred in module, process the relative workload of processing the whole circuit board of a product of workload of the circuit board of the individual module in the product, be very little.
Take modular design, reduced greatly the complicacy of hardware circuit design, improve the efficient of hardware design.
From following description, will partly narrate advantage of the present invention, and read by following explanation or by carrying out an invention part is clear or understanding advantage of the present invention.Utilize the method that provides of the explanation of writing and claim thereof and accompanying drawing, will realize and obtain advantage of the present invention.
Such as extensively embodiment and description of institute here, a kind of structure of electronic circuit board is provided in the first embodiment of the present invention, this structure comprises main connector, from connector and signaling conversion circuit; And the support plate of electronic circuit plate structure of the present invention, and the main processor circuit plate, from the interface annexation of circuitry plate.
The structure of support plate is provided in the second embodiment of the present invention, the structure of main processor circuit plate and from the structure of circuitry plate, and they are combined into the mode of an integrated circuit plate.
Should be appreciated that, above general description and the following detailed description all are to give an example with illustrative, are not to the determined restriction of the present invention of claim.
Electronic circuit plate structure of the present invention, support plate is wherein only paid close attention to main connector, from connector, and the design of signaling conversion circuit, do not relate to concrete processor and equipment, have versatility, be modular fully.A support plate goes for different products.
Electronic circuit plate structure of the present invention, wherein be unified from connector, independently.Can connect arbitrarily from equipment, provide the versatility of hardware, dirigibility.All from the circuitry plate, only need design from the core interface chip of equipment, and from the circuit design of connector, just can finish.Very little of workload of design is modular fully.
Electronic circuit plate structure of the present invention, main connector wherein also are unified, and primary processor can connect arbitrarily.All main processor circuit plates, the only acp chip of needs design primary processor, and the circuit design of main connector just can be finished.Also be fully modular.
All support plates, main processor circuit plate and from the circuitry plate all have good versatility, interchangeability.Electronic product for different has not needed design iterations.Can save a large amount of repetitive operation.
The Circuits System that electronic circuit plate structure of the present invention consists of has a lot of dirigibilities.
Case one: by the image processing system that structure of the present invention consists of, the main processor circuit plate is DSP, from the circuitry plate video input is arranged, video output.If change video input into AD, video output changes DA into, has just consisted of digital information processing system.
Case two: by the image processing system that structure of the present invention consists of, the main processor circuit plate is DSP, from the circuitry plate video input is arranged, video output.If change the main processor circuit plate into arm processor, just consisted of the ARM image processing system.Remaining is not all changed.
Case three: by the image processing system that structure of the present invention consists of, the main processor circuit plate is DSP, from the circuitry plate video input is arranged, video output.
If increase again by one road video input, the output of one road video; Just consisted of multichannel image processing system.If inadequate from connector on the support plate can change one from the more support plate of connector, as from having 4 from the support plate of connector, change 8 into from the support plate of connector, other module all is original, has just consisted of easily a larger system.
4 description of drawings
Accompanying drawing helps a further understanding of the present invention, and it is included in this part that consists of instructions.The accompanying drawing illustration embodiments of the invention, and be used from instructions one and explain principle of the present invention.
By attached the detailed description and the accompanying drawings, these and other feature of the present invention will be more apparent, wherein:
Fig. 1 shows the electronic circuit board structural representation of the first embodiment of the present invention.
Fig. 2 shows in the electronic circuit plate structure of the first embodiment of the present invention, and support plate and main processor circuit plate are from the syntagmatic schematic diagram between the circuitry plate.
Fig. 3 shows the electronic circuit board structural representation of the support plate of the second embodiment of the present invention.
Fig. 4 shows the support plate of the second embodiment of the present invention, and the main processor circuit plate is from the schematic diagram of circuitry plate composition integrated circuit plate.
Fig. 5 shows the main processor circuit plate structure schematic diagram of the second embodiment of the present invention.
Fig. 6 show the second embodiment of the present invention from circuitry plate structure schematic diagram.
Fig. 7 shows the main connector of the second embodiment of the present invention and from the interface signal schematic diagram of connector.
Fig. 8 shows the signaling conversion circuit schematic diagram of the second embodiment of the present invention.
The detailed description of 5 preferred embodiments
Fig. 1 shows the electronic circuit board structural representation of the first embodiment of the present invention, has described the structure of support plate 130.Wherein 131,132,133,134,135,136th, main connector, all these main connectors consist of main connector groups; 137,138,139,140,141,142nd, independently from connector; The 143rd, signaling conversion circuit.
Fig. 2 shows in the electronic circuit plate structure of the first embodiment of the present invention, and support plate and main processor circuit plate are from the syntagmatic schematic diagram between the circuitry plate.Wherein 130 is support plates; The 145th, the main processor circuit plate; 152,153,154,155,156,157th, independently from the circuitry plate.
Main processor circuit plate 145 is exactly to link together by the main connector on 145 and the main connector on the support plate 130, use.
From circuitry plate 152,153,154,155,156,157 respectively with support plate 130 on from connector 137,138,139,140,141,142 link to each other.
Fig. 3 shows the electronic circuit board structural representation of the support plate of the second embodiment of the present invention, has described the structure of support plate 30, and the position of all parts.Wherein 31,32,33,34,35,36,37 be 7 from connector; 54,55,56,57,58,59 is 6 main connectors, jointly surrounds the position 68 of main processor circuit plate; 38,39,40,41,42,43,44th, be 7 positions of reserving from the circuitry plate; The 53rd, power circuit; 45,46,47,48,49,50,51,52,60,61,62,63,64,65,66,67th, the fixed orifice on the support plate 30 rises and be fixedly connected with the main processor circuit plate, and each is from the effect of circuitry plate.
7 from connector 31,32, and 33,34,35,36,37 interface signal is living, has guaranteed the consistance from equipment interface.And these 7 be fully independently from connector, any one from connector can separate connection any one from the circuitry plate, guaranteed the dirigibility of using.
6 main connectors 54,55,56,57,58,59 interface signal is living.Be convenient to and from connector coupling, also be convenient to and be connected the design of the main processor circuit plate that connects, and the logical design of being convenient to signaling conversion circuit.
Fig. 4 shows the support plate of the second embodiment of the present invention, and the main processor circuit plate is from the schematic diagram of circuitry plate composition integrated circuit plate.Wherein 80 is support plates; 81,82,83,84,85,86th, from connector; 88,89,90,91,92,93,94th, from the circuitry plate; The 118th, the main processor circuit plate; The 103rd, power supply; 95,96,97,98,99,100,101,102,110,111,112,113,114,115,116,117th, fixed orifice.
Independently from circuitry plate 88,89,90,91,92,93,94, respectively by from connector 81,82,83,84,85,86,87 are connected connection with support plate.
Main processor circuit plate 118 is by main connector 104,105,106,107,108,109, is connected connection with support plate.
Use the support plate of embodiments of the invention, main processor circuit plate and from the circuitry plate, design circuit can as play with building blocks, make up arbitrarily multiple Circuits System.Consistent attachment unit interface is the hardware design of electronic product, and logical design, and application software design provide a great convenience.
Fig. 5 shows the main processor circuit plate structure schematic diagram of the second embodiment of the present invention, shows the structure of main processor circuit plate 10.Wherein 11,12,13,14,15,16th, main connector; 17,18,19,20,21,22,23,24th, fixed orifice is used for main processor circuit plate 10 is fixed on support plate; The 25th, core processor can be that one or more processor chips form.Different processor chips consist of different main processor circuit plates.
Fig. 6 show embodiments of the invention from circuitry plate structure schematic diagram.Show from the structure of circuitry plate 3.Wherein 1 is from connector; 2,4th, fixed orifice is used for and will be fixed on support plate from circuitry plate 3; The 5th, the functional interface device.Different functional interface devices consists of different from the circuitry plate.
Fig. 7 shows the main connector of the second embodiment of the present invention and from the interface signal schematic diagram of connector.The interface signal of all main connectors in the embodiments of the invention and all interface signals from connector are all as Fig. 7.
Wherein the 1st, 2,3,4 pin are VCC power supplys; The 5th, 6,7,8th, VCC_MODE[0..3] signal; The 9th, 10,11,12,29,30,31,32,49,50,51,52,69,70,71,72,89,90,91,92 pin are ground; The 93rd, 94,95,96th, VCCO_MODE[0..3] signal; The 97th, 98,99,100th, VCCO power supply; All the other are 64 radical word signal IO_P[0..31] and IO_N[0..31].
The working power of VCC power supply circuit board, its voltage is by VCC_MODE[0..3] control.
The VCCO power supply is the voltage of digital signal level standard, by VCCO_MODE[0..3] control.
From circuitry plate and main processor circuit plate, VCC_MODE[0..3 can be set], obtain needed VCC voltage; VCCO_MODE[0..3 can be set], obtain needed VCCO voltage.
For main connector, VCC_MODE[0..3] and VCCO_MODE[0..3] provided by the main processor circuit plate.
For from connector, VCC_MODE[0..3] and VCCO_MODE[0..3] by providing from the circuitry plate.
64 radical word signal IO_P[0..31] and IO_N[0..31], can be single-ended digital signal, also can be paired differential digital signal.IO_Px and IO_Nx are a pair of differential signals, wherein any one integer among the x=0-31.Can consist of at most 32 pairs of differential digital signal.
64 radical word signals can satisfy the needs of the interface chip of most conventional substantially.Such as USB, DVI, RS232, RS485, RAM, FLASH etc.
From circuitry plate and main processor circuit plate arbitrarily selectivity use all or part of of 64 radical word signals.
Fig. 8 shows the signaling conversion circuit schematic diagram of the second embodiment of the present invention.Wherein 180 is schematic diagrams of a main connector, the interface signal of main connector such as Fig. 7; 181 is schematic diagrams of a signaling conversion circuit; 182 be one from the schematic diagram of connector, from interface signal such as Fig. 7 of connector.
The signaling conversion circuit that the 181st, FPGA realizes, known in the art, FPGA has the interface capability of plurality of level standard; FPGA has a plurality of, and each piece has independently VCCO power supply, as long as select corresponding VCCO voltage, just can realize the signaling interface under this level standard.MVCCO in 181 signaling conversion circuits and SVCCO voltage are independent the selections, and MVCCO is by from 180 MVCCO_MODE[0..3] select; SVCCO is by from 182 SVCCO_MODE[0..3] select.
In the above description, with reference to specific embodiment the present invention has been described.Yet, it be to be appreciated that those skilled in the art that and can make various modifications and change and do not deviate from the scope of the present invention of in claims, setting forth.Therefore, instructions and accompanying drawing are indicative rather than restrictive, and are intended to comprise within the scope of the invention all such modifications.
According to specific embodiment, beneficial effect, other advantage and solution of problem scheme have been described in the above.Yet beneficial effect, other advantage and solution of problem scheme and meeting are so that any beneficial effect, other advantage and solution of problem scheme occur or the more obvious any parts that become are not built as arbitrary or the key that all authority requires, essential or necessary feature or parts.
According to foregoing description, many modifications and variations of the present invention are possible, and are apparent for those skilled in the art.Limit scope of the present invention by claims.
Claims (11)
1. electronic circuit plate structure.It comprises:
Main connector---connect the interface of main processor circuit plate, have many power leads and many radicals word line set signal.
From connector---connect the interface from the circuitry plate, have many power leads and many radicals word line set signal.
Signaling conversion circuit---be to utilize one or more programmable logic device (PLD), the digital signal conversion array of composition is finished digital signal and the conversion of the digital signal between the digital signal from connector in the main connector.
It is characterized in that: belong to host-guest architecture; There is and has at least the identical main connector that (comprises two) more than two; Have and (to comprise two) more than at least two identical from connector.The electronic circuit board of described electronic circuit plate structure connects the main processor circuit plate and from the circuitry plate, has been the electronic circuit board of carrying effect, the abbreviation support plate.
2. such as electronic circuit plate structure as described in the right 1., it is characterized in that, described identical main connector, its interface core number, interface definition, physical construction and mechanical dimension are all identical.Described identical main connector is together to form an integral body, is connected to same main processor circuit plate.
3. such as electronic circuit plate structure as described in the right 1., it is characterized in that, described identical from connector, its interface core number, interface definition, physical construction and mechanical dimension are all identical.Identical from connector, have completely interchangeability, be distributed in the periphery of support plate, each from connector can separate connection one from the circuitry plate.
4. such as electronic circuit plate structure as described in the right 1., it is characterized in that, the level standard of the digital signal of the digital signal line that described identical main connector comprises, input-output characteristic, sequential and function etc. is determined by the main processor circuit plate; The level standard of the digital signal of the described identical digital signal line that comprises from connector, input-output characteristic, sequential and function etc. are by determining from the circuitry plate.The digital signal line of main connector and from the transformational relation between the digital signal line of connector is realized by signaling conversion circuit.Wherein said digital signal comprises: 3.3V, 2.5V, 1.8V, 1.5V, single-ended digital signal and the differential digital signal of 1.2V level standard; The input-output characteristic of wherein said digital signal, sequential and function etc. are general programmable control.
5. such as electronic circuit plate structure as described in the right 1., it is characterized in that a support plate can connect one and only can connect a main processor circuit plate; Can connect and can connect at least more than two and (comprise two) independently from the circuitry plate.Connection between main processor circuit plate and the support plate is by the main connector on the support plate.From the connection between circuitry plate and the support plate by on the support plate from connector.
6. such as electronic circuit plate structure as described in the right 1., it is characterized in that described main processor circuit plate refers to that by one or more processor chips be core devices, there be and have at least (comprise two) more than two identical main connector, the electronic circuit board of formation.Main connector on the main processor circuit plate and the main connector on the support plate are linked together, realize that the main processor circuit plate is connected connection with support plate.Wherein said processor chips comprise dsp chip, the ARM chip, and fpga chip, cpu chip, singlechip chip has asic chip able to programme and that have the general-purpose operation processing power, and their mixture.
7. such as electronic circuit plate structure as described in the right 1., it is characterized in that, describedly refer to that from the circuitry plate by one or more single functional interface electron-like components and parts be core, have and only have one from connector, the electronic circuit board of formation.Linking together from connector on connector and the support plate that will be from the circuitry plate realizes being connected connection with support plate from the circuitry plate.Wherein said single functional interface electron-like components and parts comprise: USB chip, video chip, audio chip, network chip, wireless telecommunications chip, memory chip, serial port chip, parallel port chip, the CAN chip, the AD/DA chip, keyboard/mouse interface device, LED nixie display spare, motor drives chip, sensor component etc.
8. such as electronic circuit plate structure as described in the right 1., it is characterized in that, described from the circuitry plate, described main processor circuit plate and described support plate all are electronic circuit boards independently.The main processor circuit plate from the circuitry plate, is connected on the support plate by the connector on the support plate, is combined into an integrated circuit plate and uses.
9. such as electronic circuit plate structure as described in the right 1, it is characterized in that, the level standard of the digital signal in the described main connector is provided by the main processor circuit plate; The level standard of described digital signal from connector is by providing from the circuitry plate; Described signaling conversion circuit is responsible for the digital signal conversion between the varying level standard; Described programming device comprises: CPLD and FPGA.
10. electronic circuit board comprises:
Main connector, from connector, power circuit, signaling conversion circuit, fixed orifice.
It is characterized in that, according to electronic circuit plate structure as described in right 1., the electronic circuit board of design; As using such as right 1. described support plates; By main connector, connect the main processor circuit plate; And by from connector, connect from the circuitry plate.Its various direct supplys are provided by power circuit.This has a plurality of fixed orifices above electronic circuit board, for fixing connected main processor circuit plate with from the circuitry plate.
11. an electronic circuit board comprises:
Main connector, processor chips, components and parts, fixed orifice.
It is characterized in that, use such as identical main connector as described in the right 2., such as processor chips as described in the right 6., the electronic circuit board of design; There is and has at least the identical main connector that (comprises two) more than two; As main processor circuit plate as described in right 6., by the main connector of support plate as described in right 1., connect with support plate as described in right 1., be combined into an integrated circuit plate and use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110287255 CN103020329A (en) | 2011-09-23 | 2011-09-23 | Modular electronic circuit board structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110287255 CN103020329A (en) | 2011-09-23 | 2011-09-23 | Modular electronic circuit board structure |
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| CN103020329A true CN103020329A (en) | 2013-04-03 |
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| CN 201110287255 Pending CN103020329A (en) | 2011-09-23 | 2011-09-23 | Modular electronic circuit board structure |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105468559A (en) * | 2015-11-24 | 2016-04-06 | 上海航天科工电器研究院有限公司 | IO (Input/Output) interface board card for signal classification processing |
| CN106793648A (en) * | 2016-11-21 | 2017-05-31 | 畅充科技（北京）有限公司 | USB HUB chip applications are in the method for designing and system of circuit board |
| CN107094030A (en) * | 2017-05-17 | 2017-08-25 | 贵州航天天马机电科技有限公司 | A kind of universal phonetic processing module |
| WO2018001367A1 (en) * | 2016-06-30 | 2018-01-04 | 申林泉 | Circuit system and development board structure and power connecting board thereof |
| CN109655643A (en) * | 2017-10-11 | 2019-04-19 | 致茂电子(苏州)有限公司 | Test device and its test circuit board |
-
2011
- 2011-09-23 CN CN 201110287255 patent/CN103020329A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105468559A (en) * | 2015-11-24 | 2016-04-06 | 上海航天科工电器研究院有限公司 | IO (Input/Output) interface board card for signal classification processing |
| WO2018001367A1 (en) * | 2016-06-30 | 2018-01-04 | 申林泉 | Circuit system and development board structure and power connecting board thereof |
| CN106793648A (en) * | 2016-11-21 | 2017-05-31 | 畅充科技（北京）有限公司 | USB HUB chip applications are in the method for designing and system of circuit board |
| CN106793648B (en) * | 2016-11-21 | 2019-09-06 | 畅充科技（北京）有限公司 | USB HUB chip is applied to the design method and system of circuit board |
| CN107094030A (en) * | 2017-05-17 | 2017-08-25 | 贵州航天天马机电科技有限公司 | A kind of universal phonetic processing module |
| CN109655643A (en) * | 2017-10-11 | 2019-04-19 | 致茂电子(苏州)有限公司 | Test device and its test circuit board |
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Application publication date: 20130403 |