CN2616933Y - Jumper wire simplifying structure for back board management circuit - Google Patents
Jumper wire simplifying structure for back board management circuit Download PDFInfo
- Publication number
- CN2616933Y CN2616933Y CN 02293392 CN02293392U CN2616933Y CN 2616933 Y CN2616933 Y CN 2616933Y CN 02293392 CN02293392 CN 02293392 CN 02293392 U CN02293392 U CN 02293392U CN 2616933 Y CN2616933 Y CN 2616933Y
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- wire jumper
- power supply
- management circuit
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Abstract
The utility model relates to a simplified structure of jumping wires of management circuits in backplanes, which can conduct the address jumping wires for a plurality of address units at the same time through less jumping wires, wherein, a plurality of groups of address units are positioned on the backplane; corresponding address pins on each unit in the same group are connected with a same control terminal of the jumping wire; the control terminal of the jumping wire is a grounding switch. Each power supply in the same group of the address unit is connected with each input terminal of a same or-gate through which the power is supplied for each unit. The utility model can conduct jumping wires for a plurality of address units at the same time through one or more switches of the jumping wires in identical productions and realizes the corresponding power supply, which have the advantages of simplifying operating performance and using more easily.
Description
Technical field
The utility model relates to the wire jumper of the backboard management circuit in the computer realm, and particularly relating to a kind of is a plurality of address locations wire jumper simplified structure of the backboard management circuit of location wire jumper simultaneously by the minority wire jumper simultaneously.
Background technology
If by a bus two identical chips or circuit module are linked to each other in computer circuit board, if chip or circuit module are not carried out special setting, then two identical chips or circuit module will produce address conflict.Therefore, will carry out different settings to the address of these two identical chips or circuit module.
It shown in the accompanying drawing 1 synoptic diagram that chip or circuit module M is carried out the address wire jumper.When chip among Fig. 1 or circuit module M operate as normal, if jumper switch J1 does not have ground connection, then address pins 1 is a high level, i.e. address " 1 "; If jumper switch J1 ground connection, then address pins 1 is a low level, i.e. address " 0 ".Therefore, by so wire jumper setting, can different addresses be set for chip or circuit module M.Only represented an address pins in the last example, thus have only the situation that is provided with of two kinds of addresses, but the address pins of chip or circuit module may more than one in actual conditions, and its corresponding address also can have a plurality of.
Common chip or circuit module as shown in fig. 1, have following characteristic: when jumper switch J1 is not connected with ground, and when just address pins 1 is unsettled, if power pin A energized (+5V), then address pins 1 is a high level; If power pin A deenergization, then address pins 1 is a ground level, and is equivalent to ground connection.
An above-mentioned chip or circuit module are exactly an address location.
In actual conditions, having many groups in the circuit board needs the address location of wire jumper simultaneously.As shown in Figure 2, this group has three chips or circuit module M, N, K, powering by power pin A, B, C respectively, (power pin A, B, C may connect same power supply, also may be to connect different electrical power), if to these three chips or circuit module location wire jumper simultaneously, in original technology, will distinguish wire jumper with three jumper switch J1, J2, J3.
This shows, if a lot of unit location wire jumper is simultaneously arranged in the same group address unit, will be very loaded down with trivial details according to above-mentioned wire jumping method, extremely not convenient.
Because the defective that the jumper wire construction of above-mentioned existing backboard management circuit exists, the inventor is based on abundant practical experience and professional knowledge, actively studied innovation, through constantly research, design, and after studying sample and improvement repeatedly, create the utility model that has practical value finally.
Summary of the invention
Fundamental purpose of the present utility model is, at the defective of above-mentioned technology and propose a kind of wire jumper simplified structure of backboard management circuit, simultaneously a plurality of address locations are carried out the address wire jumper with in being implemented in the identical product by one or several jumper switch, and realize corresponding power supply power supply.
The purpose of this utility model and solve its technical problem underlying and realize by the following technical solutions.Wire jumper simplified structure according to a kind of backboard management circuit that the utility model proposes, the multiple sets of address unit is arranged on backboard, it is characterized in that: in same group address unit, mutual corresponding address pin on each unit is connected on the same wire jumper control end, and this wire jumper control end is a grounding switch.
The wire jumper simplified structure of aforesaid backboard management circuit is connected each power supply in the same group address unit on each input end of same or door, by or the output terminal of door power for each unit.
The wire jumper simplified structure of the aforementioned backboard management circuit of stating, wherein said power supply be+5VCC start power supply and+the normal power supply source of 5VSB.
The wire jumper simplified structure of aforesaid backboard management circuit, wherein said address location are chip or circuit module.
The utility model compared with prior art has tangible advantage and beneficial effect.By above technical scheme as can be known, the wire jumper simplified structure of backboard management circuit of the present utility model can carry out wire jumper for a plurality of address locations simultaneously by the minority wire jumper, has simplified operating performance, makes product more easy-to-use.
In sum, the wire jumper simplified structure of the utility model backboard management circuit, have above-mentioned many advantages and practical value, and in like product, do not see have similar structural design to publish or use, no matter and its structurally or bigger improvement is all arranged on the function, have large improvement technically, and produced handy and practical effect, and have the effect of enhancement really, thus be suitable for practicality more, really be a new and innovative, progressive, practical new design.
Above-mentioned explanation only is the general introduction of technical solutions of the utility model, for can clearer understanding technological means of the present utility model, and can be implemented according to the content of instructions, below with preferred embodiment of the present utility model and conjunction with figs. describe in detail as after.
Embodiment of the present utility model is provided in detail by following examples and accompanying drawing thereof.
Description of drawings
Fig. 1 is the synoptic diagram that a chip or circuit module carry out the address wire jumper;
Fig. 2 is the synoptic diagram that in original technology a plurality of address locations is carried out the address wire jumper;
Fig. 3 is the synoptic diagram that the address pins of a plurality of address locations is connected same wire jumper control end in the utility model;
Fig. 4 is the synoptic diagram of the wire jumper simplified structure of backboard management circuit of the present utility model.
Number in the figure:
1,2,3-address pins 4,5-power supply 6-or door
A, B, C-power pin M, N, K-chip or circuit module
J, J1, J2, J3-jumper switch
Embodiment
Below in conjunction with accompanying drawing and preferred embodiment, to its embodiment of wire jumper simplified structure, structure, feature and effect thereof according to the backboard management circuit that the utility model proposes, describe in detail as after.
The major function of this circuit is that backboard is managed and designs different ID number, and wherein M, N, P are the difference in functionality chip or the circuit module of backboard.Our purpose is by wire jumper control end J, can carry out the wire jumper setting for the address pins of M, N, P simultaneously.
Since M, the N of system, P module may by different power-supply system+5VCC or+the 5VSB power supply, wherein the corresponding tables of the supply situation of power supply, power supply requirement situation and wire jumper design requirement situation is as shown in the table:
| Situation | The power supply power | Wire jumper | ||
| 1 | When having only 5VCC | Be the K power supply | Be the | |
| 2 | As existing 5VCC, when again 5VSB being arranged | Be M, N, K power supply | Be M, N, | |
| 3 | When having only 5VSB | Be M, N power supply | Be M, N wire jumper |
Annotate: 1 ,+5VCC is the power supply that just has after system opens.+ 5VSB connects the power supply that just has after the AC power for needing only in system.
2, be the power supply of certain chip or circuit module here, expression must be powered for it this moment, and remaining chip chip or circuit module can not powered and also can be powered.
Accompanying drawing 3 is depicted as the first step of technical solutions of the utility model, among the figure+5VSB is M, N power supply ,+5VSB is the K power supply.When+5VCC and+when 5VSB powers simultaneously, can realize the effect of wire jumper simultaneously.But have only both one of the power supply situation under, just can not normally realize the wire jumper function.Concrete reason is, as currently having only+5VSB and not having+5VCC, (in the background technology) as previously mentioned, because this moment+5VCC does not exist, then the state of the address pins of K is equivalent to ground connection, even then the address pins of M, N does not have ground connection at this moment, because the address pins of K is equivalent to ground state, the address pins of M, N has also become and has been equivalent to ground state so, then the disabler of this moment " wire jumper control end ".Therefore this scheme can not effectively realize the function of above requirement.
Accompanying drawing 4 is depicted as final plan of the present utility model.Power supply+5VCC and+5VSB by or after door carries out logical "or", the power pin power supply by M, N, K respectively.Promptly as long as+5VCC or+one of 5VSB exists, then just all work of M, N, K can be satisfied above needs fully.Can satisfy the needs of wire jumper simultaneously fully by testing.
Need to prove:
1, power supply herein can not be+5VCC ,+5VSB, also may be other direct supply.
2, may not be three chips or circuit module, may be plural all situations herein.
3, the address pins of the chip at this place or circuit module possibility is more than one, also may be a plurality of.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified to the equivalent embodiment of equivalent variations, but every technical solutions of the utility model content that do not break away from,, all still belong in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did according to technical spirit of the present utility model.
Claims (4)
1. the wire jumper simplified structure of a backboard management circuit, the multiple sets of address unit is arranged on backboard, it is characterized in that: in same group address unit, mutual corresponding address pin on each unit is connected on the same wire jumper control end, this wire jumper control end is a grounding switch.
2. the wire jumper simplified structure of backboard management circuit according to claim 1 is characterized in that each power supply in the same group address unit is connected on each input end of same or door, by or the output terminal of door power for each unit.
3. the wire jumper simplified structure of backboard management circuit according to claim 2, it is characterized in that described power supply be+5VCC start power supply and+the normal power supply source of 5VSB.
4. according to the wire jumper simplified structure of claim 1,2,3 described backboard management circuits, it is characterized in that described address location is chip or circuit module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02293392 CN2616933Y (en) | 2002-12-20 | 2002-12-20 | Jumper wire simplifying structure for back board management circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02293392 CN2616933Y (en) | 2002-12-20 | 2002-12-20 | Jumper wire simplifying structure for back board management circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2616933Y true CN2616933Y (en) | 2004-05-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02293392 Expired - Fee Related CN2616933Y (en) | 2002-12-20 | 2002-12-20 | Jumper wire simplifying structure for back board management circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2616933Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101408763B (en) * | 2007-10-12 | 2010-09-01 | 上海摩波彼克半导体有限公司 | IC chip control line key choosing structure on circuit board |
| CN104914767A (en) * | 2015-06-17 | 2015-09-16 | 北京微控工业网关技术有限公司 | Electronic smart jumper device |
-
2002
- 2002-12-20 CN CN 02293392 patent/CN2616933Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101408763B (en) * | 2007-10-12 | 2010-09-01 | 上海摩波彼克半导体有限公司 | IC chip control line key choosing structure on circuit board |
| CN104914767A (en) * | 2015-06-17 | 2015-09-16 | 北京微控工业网关技术有限公司 | Electronic smart jumper device |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |