CN205788167U - Rear plug-in card powers on managing device - Google Patents
Rear plug-in card powers on managing device Download PDFInfo
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- CN205788167U CN205788167U CN201620203686.9U CN201620203686U CN205788167U CN 205788167 U CN205788167 U CN 205788167U CN 201620203686 U CN201620203686 U CN 201620203686U CN 205788167 U CN205788167 U CN 205788167U
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Abstract
After this application provides one, plug-in card powers on managing device, including: front plug-in card, rear plug-in card, power supply, front plug-in card processor, memorizer and rear plug-in card power switch；Described front plug-in card processor is arranged on described front plug-in card, and described memorizer is arranged in the rear on plug-in card；Described front plug-in card is connected with described rear plug-in card；Described power supply is connected with described front plug-in card and rear plug-in card respectively；Described rear plug-in card power switch connects described front plug-in card processor and described rear plug-in card respectively.Mispluging of rear plug-in card is avoided, it is ensured that the normal work of veneer by the application.
Description
Technical field
The application relates to communication technical field, and after particularly relating to one, plug-in card powers on managing device.
Background technology
In current multi-groove machine frame, being commonly configured with multiple front plug-in card and multiple rear plug-in card, front plug-in card and rear plug-in card are respectively inserted on front card slot positions different in machine frame and rear card slot position, when current plug-in card and rear plug-in card are suitable, veneer could normally use.
But in actual applications, the situation that after often occurring, plug-in card misplugs.Because rear plug-in card misplugs rear the most suitable with front plug-in card, rear plug-in card can cause forward and backward veneer to damage or operation irregularity after powering on.Visible, how to avoid mispluging of rear plug-in card, it is ensured that normal working of single board is one of those skilled in the art's problem needing solution badly.
Utility model content
After the application provides one, plug-in card powers on managing device, to solve how to avoid mispluging of rear plug-in card, it is ensured that the problem of the normal work of veneer.
In order to solve the problems referred to above, after this application discloses one, plug-in card powers on managing device, including: front plug-in card, rear plug-in card, power supply, front plug-in card processor, memorizer and rear plug-in card power switch；
Described front plug-in card processor is arranged on described front plug-in card, and described memorizer is arranged in the rear on plug-in card；
Described front plug-in card is connected with described rear plug-in card；
Described power supply is connected with described front plug-in card and rear plug-in card respectively；
Described rear plug-in card power switch connects described front plug-in card processor and described rear plug-in card respectively.
Preferably, described device also includes: front card connector and rear card connector；
Described front plug-in card, front card connector, rear card connector and rear plug-in card are sequentially connected with.
Preferably, being respectively arranged with fixing dedicated pin in described front card connector and rear card connector, described power supply is connected with described fixing dedicated pin, after at described front plug-in card and described rear plug-in card to slotting connection, powers described memorizer.
Preferably, described device also includes: bus；
Described bus connects described front plug-in card processor and described memorizer respectively.
Preferably, described bus includes: for obtaining the serial data line of the data signal of described memorizer and for obtaining the serial time clock line of the clock signal of described memorizer.
Preferably, described memorizer includes: for storing type and the first memory of version number of described rear plug-in card.
Preferably, described front plug-in card processor includes: be used for judging that described front plug-in card is the most adaptive with described rear plug-in card, and, before determining when plug-in card and described rear plug-in card adaptation, control the first processor of described rear plug-in card power switch Guan Bi.
Preferably, described front plug-in card processor includes: for the second processor verifying the data in described memorizer.
Preferably, described memorizer includes: EEPROM EEPROM.
Compared with prior art, the embodiment of the present application includes advantages below:
Rear plug-in card described in the embodiment of the present application powers on managing device, and described front plug-in card processor is arranged on described front plug-in card, and described memorizer is arranged in the rear on plug-in card；Described front plug-in card is connected with described rear plug-in card, and described rear plug-in card power switch connects described front plug-in card processor and described rear plug-in card respectively.Visible, in this application, the front plug-in card processor being arranged on front plug-in card directly can obtain information (such as from the memorizer being arranged on rear plug-in card, obtain type and the version number of the rear plug-in card preserved in described memorizer), and then complete front plug-in card and the fitting analysis of rear plug-in card, then, in the case of front plug-in card and rear plug-in card adaptation, plug-in card power switch Guan Bi after control, thus complete rear plug-in card is powered on.Owing to, before rear plug-in card is powered on, completing front plug-in card and the matching analysis of rear plug-in card, it is ensured that front plug-in card and the adaptation of rear plug-in card, and then ensure that the safety of the rear plug-in card after powering on, effectively prevent damage or the operation irregularity of veneer.
Accompanying drawing explanation
Fig. 1 is that in the embodiment of the present application, a kind of rear plug-in card powers on the structural representation of managing device；
Fig. 2 be in the embodiment of the present application a kind of preferably after plug-in card power on the structural representation of managing device；
Fig. 3 is that in the embodiment of the present application, a kind of rear plug-in card powers on the operating diagram of managing device.
Detailed description of the invention
Understandable for enabling the above-mentioned purpose of the application, feature and advantage to become apparent from, with detailed description of the invention, the application is described in further detail below in conjunction with the accompanying drawings.
With reference to Fig. 1, it is shown that in the embodiment of the present application, a kind of rear plug-in card powers on the structural representation of managing device.In the present embodiment, the described rear plug-in card managing device that powers on includes: front plug-in card 102, rear plug-in card 104, power supply 106, front plug-in card processor 108, memorizer 110 and rear plug-in card power switch 112.
Wherein,
Described front plug-in card processor 108 is arranged on described front plug-in card 102, and described memorizer 110 is arranged in the rear on plug-in card 104；Described front plug-in card 102 is connected with described rear plug-in card 104.
Described power supply 106 is connected with described front plug-in card 102 and rear plug-in card 104 respectively.In the present embodiment, memorizer 110 can be powered after front plug-in card 102 and rear plug-in card 104 are to slotting connection by described power supply 106.It should be noted that described power supply 106 can be arranged on the most suitable position, include but are not limited to being arranged on described front plug-in card 102 shown in Fig. 1.
Described rear plug-in card power switch 112 connects described front plug-in card processor 108 and described rear plug-in card 104 respectively.In the present embodiment, when after plug-in card power switch 112 receive described front plug-in card processor 108 send control instruction Guan Bi after, the power supply to described rear plug-in card 104 can be realized.
Visible, in the present embodiment, the front plug-in card processor being arranged on front plug-in card directly can obtain information (such as from the memorizer being arranged on rear plug-in card, obtain type and the version number of the rear plug-in card preserved in described memorizer), and then complete front plug-in card and the fitting analysis of rear plug-in card, then, in the case of front plug-in card and rear plug-in card adaptation, plug-in card power switch Guan Bi after control, thus complete rear plug-in card is powered on.Owing to, before rear plug-in card is powered on, completing front plug-in card and the matching analysis of rear plug-in card, it is ensured that front plug-in card and the adaptation of rear plug-in card, and then ensure that the safety of the rear plug-in card after powering on, effectively prevent veneer and damage or operation irregularity.
With reference to Fig. 2, it is shown that in the embodiment of the present application a kind of preferably after plug-in card power on the structural representation of managing device.
Preferably, the described rear plug-in card managing device that powers on can also include: front card connector 114 and rear card connector 116.In the present embodiment, described front plug-in card 102 can be connected by described front card connector 114 and described rear card connector 116 with described rear plug-in card 104, that is, described front plug-in card 102, front card connector 114, rear card connector 116 and rear plug-in card 104 can be sequentially connected with.
Preferably, can be respectively arranged with fixing dedicated pin in described front card connector 114 and rear card connector 116, memorizer 110 can be powered after front plug-in card 102 and rear plug-in card 104 are to slotting connection by described power supply 106 by described fixing dedicated pin.
Preferably, the described rear plug-in card managing device that powers on can also include: bus 118.Described bus 118 can connect described front plug-in card processor 108 and described memorizer 110 respectively.It is further preferred that described bus 118 includes: for obtaining the serial data line 1182 of the data signal of described memorizer 110, and, for obtaining the serial time clock line 1184 of the clock signal of described memorizer 110.Wherein, bus 118 described in the present embodiment can be specifically I2C (Inter-Integrated Circuit) bus, twin wire universal serial bus, for connecting microcontroller and ancillary equipment thereof, by serial data line (Serial Data Line, SDA, serial data line) and serial time clock line (Serial Clock Line, SCL, serial time clock line) it is being connected between the device of bus information of transmitting.
Preferably, described memorizer 110 may include that the type for storing described rear plug-in card 104 and the first memory of version number.In other words, described memorizer 110 may be used for storing type and the version number of described rear plug-in card 104.
Preferably, described front plug-in card processor 108 may include that for judging described front plug-in card 102 the most adaptive with described rear plug-in card 104, and, when plug-in card 102 is adaptive with described rear plug-in card 104 before determining, control the first processor of described rear plug-in card power switch 112 Guan Bi.In other words, described front plug-in card processor 108 may be used for judging that described front plug-in card 102 is the most adaptive with described rear plug-in card 104, and, when determining that described front plug-in card 102 and described rear plug-in card 104 are adaptive, control described rear plug-in card power switch 112 and close.
Another is preferred, and described front plug-in card processor 108 may include that the second processor for verifying the data in described memorizer 110.In other words, described front plug-in card processor 108 may be used for verifying the data in described memorizer 110.
Those skilled in the art are it should be apparent that described first processor can be two different processors with described second processor respectively, it is also possible to be same processor (that is, front plug-in card processor 108).In other words, described front plug-in card processor 108 both may be used for judging that described front plug-in card 102 is the most adaptive with described rear plug-in card 104, and, when determining that described front plug-in card 102 and described rear plug-in card 104 are adaptive, control described rear plug-in card power switch 112 to close, it is also possible to for the data in described memorizer 110 are verified.
Also, it should be noted described memorizer 110 specifically can but be not limited only to include: EEPROM EEPROM (Electrically Erasable Programmable Read-Only Memory).
In sum, in the present embodiment, the front plug-in card processor being arranged on front plug-in card directly can obtain information (such as from the memorizer being arranged on rear plug-in card, obtain type and the version number of the rear plug-in card preserved in described memorizer), and then complete front plug-in card and the fitting analysis of rear plug-in card, then, in the case of front plug-in card and rear plug-in card adaptation, plug-in card power switch Guan Bi after control, thus complete rear plug-in card is powered on.Owing to, before rear plug-in card is powered on, completing front plug-in card and the matching analysis of rear plug-in card, it is ensured that front plug-in card and the adaptation of rear plug-in card, and then ensure that the safety of the rear plug-in card after powering on, effectively prevent damage or the operation irregularity of veneer.
Secondly, when type, the version number of rear plug-in card change (or increasing or amendment), only need to revise type, the binary data bit of version number about rear plug-in card in memorizer simply, the hardware devices such as the pin without the most reserved or that additionally increase is tediously long pull-up resistor, filter capacitor and forward and backward card connector, reduce research and development of products cost.
Again, front plug-in card processor can realize the verification to the data in memorizer, it is ensured that the accuracy of rear plug-in card identification code interpretation, reduce further the situation that rear plug-in card misplugs, it is ensured that the safety of veneer.And, once data interpretation is invalid, and production, attendant only need again the storage data in programming memorizer, and operation is simple, it is simple to detects and safeguards.
In conjunction with the explanation of the above-mentioned managing device that powers on rear plug-in card, referring to Fig. 3, the workflow of the managing device that powers on described rear plug-in card is simply introduced.Wherein, during Fig. 3 shows the embodiment of the present application, a kind of rear plug-in card powers on the operating diagram of managing device.
First, the signal in Fig. 3 and module are briefly described:
VCC (Volt Current Condenser, power supply): the power supply of EEPROM, for fixing dedicated pin in forward and backward card connector, EEPORM is i.e. powered by forward and backward plug-in card to after slotting connection.
EEPROM: plug-in card information after storage, comprises the type of rear plug-in card, version number's (identification code).
The I2C data signal of SDA:EEPROM.
The I2C clock signal of SCL:EEPROM.
VDD: the front plug-in card supply voltage to rear plug-in card.
CPU (Central Processing Unit, central processing unit): front plug-in card processor, the EEPROM information of plug-in card after reading.
Forward and backward card connector: connect forward and backward plug-in card.
Rear plug-in card power switch: the rear plug-in card power switch controlled by front plug-in card.
In the present embodiment, the power on workflow of managing device of rear plug-in card can be such that
Step 1, is saved in type and the version number of rear plug-in card in EEPROM.
In the present embodiment, directly type and version number's configuration of rear plug-in card can be saved in EEPROM when EEPROM produces.
Step 2, the EEPROM of rear plug-in card, by the fixing dedicated pin on forward and backward card connector, is first powered by power supply.
Step 3, after front plug-in card CPU reading, the EEPROM information on plug-in card, carries out data validity CRC check.
Step 4, data effectively verify by rear, and after CPU judges, whether plug-in card is the type of front plug-in card adaptation, version number.If the type of front plug-in card adaptation, version number, then after CPU controls, rear plug-in card is powered on by plug-in card power switch.
In sum, in the present embodiment, the front plug-in card processor being arranged on front plug-in card directly can obtain information (such as from the memorizer being arranged on rear plug-in card, obtain type and the version number of the rear plug-in card preserved in described memorizer), and then complete front plug-in card and the fitting analysis of rear plug-in card, then, in the case of front plug-in card and rear plug-in card adaptation, plug-in card power switch Guan Bi after control, thus complete rear plug-in card is powered on.Owing to, before rear plug-in card is powered on, completing front plug-in card and the matching analysis of rear plug-in card, it is ensured that front plug-in card and the adaptation of rear plug-in card, and then ensure that the safety of the rear plug-in card after powering on, effectively prevent damage or the operation irregularity of veneer.
Secondly, when type, version number's change (or increasing or amendment) of rear plug-in card, only need to revise type, the binary data bit of version number about rear plug-in card in memorizer simply, the hardware devices such as the pin without the most reserved or that additionally increase is tediously long pull-up resistor, filter capacitor and forward and backward card connector, reduce research and development of products cost.
Again, front plug-in card processor can realize the verification to the data in memorizer, it is ensured that the accuracy of rear plug-in card identification code interpretation, reduce further the situation that rear plug-in card misplugs, it is ensured that the safety of veneer.And, once data interpretation is invalid, and production, attendant only need again the storage data in programming memorizer, and operation is simple, it is simple to detects and safeguards.
Each embodiment in this specification all uses the mode gone forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, and between each embodiment, identical similar part sees mutually.
The managing device that powers on plug-in card after one provided herein above is described in detail, principle and the embodiment of the application are set forth by specific case used herein, and the explanation of above example is only intended to help and understands the present processes and core concept thereof；Simultaneously for one of ordinary skill in the art, according to the thought of the application, the most all will change, in sum, this specification content should not be construed as the restriction to the application.
Claims (9)
1. plug-in card powers on managing device after one kind, it is characterised in that including: front plug-in card, rear plug-in card, power supply, front plug-in card processor, memorizer and rear plug-in card power switch；
Described front plug-in card processor is arranged on described front plug-in card, and described memorizer is arranged in the rear on plug-in card；
Described front plug-in card is connected with described rear plug-in card；
Described power supply is connected with described front plug-in card and rear plug-in card respectively；
Described rear plug-in card power switch connects described front plug-in card processor and described rear plug-in card respectively.
Device the most according to claim 1, it is characterised in that also include: front card connector and rear card connector；
Described front plug-in card, front card connector, rear card connector and rear plug-in card are sequentially connected with.
Device the most according to claim 2, it is characterized in that, described front card connector and rear card connector are respectively arranged with fixing dedicated pin, described power supply is connected with described fixing dedicated pin, after at described front plug-in card and described rear plug-in card to slotting connection, described memorizer is powered.
Device the most according to claim 1, it is characterised in that also include: bus；
Described bus connects described front plug-in card processor and described memorizer respectively.
Device the most according to claim 4, it is characterised in that described bus includes: for obtaining the serial data line of the data signal of described memorizer and for obtaining the serial time clock line of the clock signal of described memorizer.
Device the most according to claim 1, it is characterised in that described memorizer includes: for storing type and the first memory of version number of described rear plug-in card.
Device the most according to claim 1, it is characterized in that, described front plug-in card processor includes: be used for judging that described front plug-in card is the most adaptive with described rear plug-in card, and, before determining when plug-in card and described rear plug-in card adaptation, control the first processor of described rear plug-in card power switch Guan Bi.
Device the most according to claim 1, it is characterised in that described front plug-in card processor includes: for the second processor that the data in described memorizer are verified.
Device the most according to claim 1, it is characterised in that described memorizer includes: EEPROM EEPROM.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620203686.9U CN205788167U (en) | 2016-03-16 | 2016-03-16 | Rear plug-in card powers on managing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620203686.9U CN205788167U (en) | 2016-03-16 | 2016-03-16 | Rear plug-in card powers on managing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205788167U true CN205788167U (en) | 2016-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620203686.9U Active CN205788167U (en) | 2016-03-16 | 2016-03-16 | Rear plug-in card powers on managing device |
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| CN (1) | CN205788167U (en) |
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- 2016-03-16 CN CN201620203686.9U patent/CN205788167U/en active Active
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