CN109362150A - A kind of array hard disk backboard state lamp control device - Google Patents
A kind of array hard disk backboard state lamp control device Download PDFInfo
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- CN109362150A CN109362150A CN201811295220.6A CN201811295220A CN109362150A CN 109362150 A CN109362150 A CN 109362150A CN 201811295220 A CN201811295220 A CN 201811295220A CN 109362150 A CN109362150 A CN 109362150A
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
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Abstract
A kind of array hard disk backboard state lamp control device, including multiple LED, multiple LED line up array, and the anode of every row LED connects together, and the cathode of each column LED connects together；Multiple row drive modules, the output end of each of row drive module are connected to the anode of wherein a line LED for the anode output level to LED；Multiple column drive modules, the output end of each of column drive module are connected to the cathode of a wherein column LED for the cathode output level to LED；LED control module, LED control module are lit when receiving the level of row drive module and column drive module at the same time for controlling multiple row drive modules and multiple column drive modules difference output level, each LED.Device through the invention can be realized the occupancy for reducing controller GPIO resource, reaches and reduces resource occupation on plate, the purpose of save the cost.
Description
Technical field
This field is related to computer field, also, relates more specifically to a kind of array hard disk backboard status lamp control dress
It sets.
Background technique
With the gradually development of cloud data service, there are increasingly higher demands in current server market to memory capacity,
For the storage server common for one, memory capacity is also tended in TB or even PB ranks up to a hundred.Single hardware is come
Say the memory requirement that cannot achieve such rank.Therefore for the memory requirement of large capacity, disk array can all be selected
(Redundant Arrays of Independent Drives, RAID) technology, by forming the hard disk of multiple low capacities
One virtual hard disk obtains biggish capacity.One is obtained in addition to can use the hard disk of multiple low capacities using RAID technique
Outside the virtual hard disk of large capacity, it can also make system that there is higher stability using the redundancy of disk, when in array
A certain piece of hard disk when being out of order, other hard disks in array can use by Reconstruction of The Function to restore the number of faulty hard disk
According to improving the stability of whole system.
It is also increasing to the maintenance difficulties and complexity of hard disk array as the quantity of hard disk is more and more.For hard
For disk array backboard, LED light can be all designed generally to characterize the state of hard disk.Such as hard disk is characterized using blue lamp flashing
Positioning, is always on to characterize hard disk failure using red light, and hard disk reconstruction etc. is characterized using blinking red lamp.Due to being typically all to use
Two groups of LED light characterize the state of hard disk, thus in array hard disk number increase, the increasing of the quantity of LED light also at double
Add.Existing technology is to realize the control to LED light by the way that the GPIO port of LED controller is direct-connected, as shown in Figure 1, often
A output port, which controls a LED light, will increase the complexity of route when more for hard disk quantity in this way, at the same time, often
One LED requires to occupy the GPIO of a LED control module, this can have higher requirement to the resource of controller, to produce
Raw higher cost.
Summary of the invention
In view of this, the purpose of the embodiment of the present invention is to propose a kind of array hard disk backboard state lamp control device,
It can be realized the occupancy for reducing controller GPIO resource, reach and reduce resource occupation on plate, the purpose of save the cost.
Based on above-mentioned purpose, the one aspect of the embodiment of the present invention provides a kind of array hard disk backboard status lamp control
Device processed, comprising:
Multiple LED, multiple LED line up array, and the anode of every row LED connects together, and the cathode of each column LED is connected to one
It rises；
Multiple row drive modules, the output end of each of row drive module be connected to the anode of wherein a line LED with
For the anode output level to LED；
Multiple column drive modules, the output end of each of column drive module be connected to wherein one column LED cathode with
For the cathode output level to LED；
LED control module, LED control module is used to control multiple row drive modules and multiple column drive modules export respectively
Level, each LED are lit when receiving the level of row drive module and column drive module at the same time.
According to one embodiment of present invention, control module is configured to, and when it is not triggered, the output of row drive module is low
Level, column drive module export high level, and when control module is triggered, and row drive module exports high level, column driving
Module exports low level.
According to one embodiment of present invention, multiple row drive modules are at least three, and multiple column drive modules are extremely
It is less three, and multiple LED quantity are row drive module quantity multiplied by column drive module quantity.
According to one embodiment of present invention, the input of each of multiple row drive modules and multiple column drive modules
End is connected to one of output end of LED control module.
According to one embodiment of present invention, LED control module is Complex Programmable Logic Devices or field programmable gate
Array, LED control module are connected with redundant arrays of inexpensive disks controller, receive the SGPIO signal of its transmission, and by signal resolution
At the control instruction of LED.
According to one embodiment of present invention, row drive module is identical with column drive module structure.
According to one embodiment of present invention, LED array is created as X, Y coordinates system, each LED is made to respectively correspond coordinate
A point in system.
It according to one embodiment of present invention, further include coordinate resolution module in LED control module, coordinate resolution module is matched
It sets for hard disk serial number to be parsed into X, Y coordinates.
According to one embodiment of present invention, the controller in LED control module drives corresponding row according to X, Y coordinates
Module and the triggering of column drive module, so that LED corresponding with X, Y coordinates shines in coordinate system.
The other side of the embodiment of the present invention additionally provides a kind of hard disk, which includes above-mentioned apparatus.
The present invention has following advantageous effects: optical module power supply protection device provided in an embodiment of the present invention passes through
Multiple LED are set, and multiple LED line up array, and the anode of every row LED connects together, and the cathode of each column LED connects together；
Multiple row drive modules, the output end of each of row drive module are connected to the anode of wherein a line LED to be used for LED
Anode output level；Multiple column drive modules, the output end of each of column drive module, which is connected to, wherein one arranges LED's
Cathode is for the cathode output level to LED；LED control module, LED control module for control multiple row drive modules and
Multiple column drive modules distinguish output levels, when each LED receives the level of row drive module and column drive module at the same time
The technical solution being lit, can be realized reduce controller GPIO resource occupancy, reach reduce plate on resource occupation, save at
This purpose.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Other embodiments are obtained according to these attached drawings.
Fig. 1 is the hard disk lamp control circuit of the prior art；
Fig. 2 is the schematic diagram according to the array hard disk backboard state lamp control device of one embodiment of the invention；
Fig. 3 is the schematic diagram of one embodiment of array hard disk location algorithm；
Fig. 4 is the flow chart of one embodiment of LED state resolving.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with specific embodiment, and reference
The embodiment of the present invention is further described in attached drawing.
It should be noted that all statements for using " first " and " second " are for differentiation two in the embodiment of the present invention
The non-equal entity of a same names or non-equal parameter, it is seen that " first " " second " only for the convenience of statement, does not answer
It is interpreted as the restriction to the embodiment of the present invention, subsequent embodiment no longer illustrates this one by one.
Based on above-mentioned purpose, the first aspect of the embodiment of the present invention proposes a kind of array hard disk backboard state
One embodiment of lamp control device.Fig. 2 shows be the device schematic diagram.
As shown in Figure 2, which includes:
Multiple LED, multiple LED line up array, and the anode of every row LED connects together, and the cathode of each column LED is connected to one
It rises；
Multiple row drive modules, the output end of each of row drive module be connected to the anode of wherein a line LED with
For the anode output level to LED；
Multiple column drive modules, the output end of each of column drive module be connected to wherein one column LED cathode with
For the cathode output level to LED；
LED control module, LED control module is used to control multiple row drive modules and multiple column drive modules export respectively
Level, each LED are lit when receiving the level of row drive module and column drive module at the same time.
By above technical scheme, the occupancy for reducing controller GPIO resource can be realized, reach resource on reduction plate and account for
With the purpose of save the cost.
In a preferred embodiment of the invention, control module is configured to, and when it is not triggered, row drive module is defeated
Low level out, column drive module export high level, and when control module is triggered, and row drive module exports high level, column
Drive module exports low level.
In a preferred embodiment of the invention, multiple row drive modules are at least three, and multiple column drive mould
Block is at least three, and multiple LED quantity are row drive module quantity multiplied by column drive module quantity.As shown in Fig. 2, row drives
Dynamic model block 4, column drive module 4, it can control shining for 16 LED, it is only necessary to 8 GPIO ports, if using existing
Technology controls the luminous of 16 LED, needs 16 GPIO ports.Therefore it can be realized and reduce accounting for for controller GPIO resource
With, reach reduce plate on resource occupation, the purpose of save the cost.
In a preferred embodiment of the invention, each of multiple row drive modules and multiple column drive modules
Input terminal is connected to the output end of one of LED control module.
In a preferred embodiment of the invention, LED control module is that Complex Programmable Logic Devices or scene can compile
Journey gate array, LED control module are connected with redundant arrays of inexpensive disks controller, receive the SGPIO signal of its transmission, and by signal
It is parsed into the control instruction of LED.
In a preferred embodiment of the invention, row drive module is identical with column drive module structure.
In a preferred embodiment of the invention, LED array is created as X, Y coordinates system, respectively corresponds each LED
A point in coordinate system.
It in a preferred embodiment of the invention, further include coordinate resolution module, coordinate resolution mould in LED control module
Block is configured to hard disk serial number being parsed into X, Y coordinates.
In a preferred embodiment of the invention, the controller in LED control module makes corresponding row according to X, Y coordinates
Drive module and the triggering of column drive module, so that LED corresponding with X, Y coordinates shines in coordinate system.
LED control module is generally built using CPLD or FPGA, and is connect with RAID controller, is received and is sent out on controller
The SGPIO signal sent, and can drive the signal resolution at the control instruction of LED, LED control module and LED in module
Module is connected, and determines that the control instruction of current LED is applied on which block hard disk according to hard disk location algorithm, to control
LED drive module exports the signal of corresponding modes, and disk state lamp is lighted in realization.
LED array is made of one group of LED, the cathode of each LED is connected to column drive module, and anode is connected to capable drive
The default output of dynamic model block, column drive module is high level, exports low level, the default of row drive module when controller triggering
Output is low level, high level is exported when controller triggering, due to the cathode of row drive module connection LED, column drive module
The anode of LED is connected, therefore some LED only can just be sent out when its row drive module and corresponding column drive module all trigger
Light.
Array hard disk location algorithm as shown in figure 3, each of array hard disk correspond to x0y coordinate system in it is each
It is a, in array the arrangement of hard disk can according to its serial number from lower-left to upper right be incremented by arrangement, thus establish hard disk serial number and
Mapping relations between (x, y) coordinate, in location algorithm, controller sends hard disk expansion module according to the mapping relations
Hard disk serial number be parsed into coordinate, so that it is determined that go out each coordinate points hard disk indication lamp state.
For LED state process of analysis figure as shown in figure 4, LED state process of analysis includes, controller receives hard disk expensive chip
The SGPIO data flow of transmission, the data flow are usually that 3 bits form a data segment, and each data segment includes one hard
Status information of disk, such as mistake, positioning, reconstruction etc.；Controller extracts number corresponding to each hard disk in SGPIO data flow
According to section, and the information for including in data segment is parsed into the lighting state of LED；Controller posts LED state information preservation to LED
In storage and it is sent to LED control module.
Based on above-mentioned purpose, the second aspect of the embodiment of the present invention additionally provides a kind of hard disk, which includes upper
State device.
It is important to note that the embodiment of above system uses the embodiment of the above method to illustrate each mould
The course of work of block, those skilled in the art can be it is readily conceivable that other by these module applications to the above method be implemented
In example.
Those skilled in the art will also understand is that, various illustrative logical blocks, mould in conjunction with described in disclosure herein
Block, circuit and algorithm steps may be implemented as the combination of electronic hardware, computer software or both.It is hard in order to clearly demonstrate
This interchangeability of part and software, with regard to various exemplary components, square, module, circuit and step function to its into
General description is gone.This function is implemented as software and is also implemented as hardware depending on concrete application and application
To the design constraint of whole system.The function that those skilled in the art can realize in various ways for every kind of concrete application
Can, but this realization decision should not be interpreted as causing a departure from range disclosed by the embodiments of the present invention.
It is exemplary embodiment disclosed by the invention above, it should be noted that in the sheet limited without departing substantially from claim
Under the premise of inventive embodiments scope of disclosure, it may be many modifications and modify.According to open embodiment described herein
The function of claim to a method, step and/or movement be not required to the execution of any particular order.In addition, although the present invention is implemented
Element disclosed in example can be described or be required in the form of individual, but be unless explicitly limited odd number, it is understood that be multiple.
Above-described embodiment, especially any " preferably " embodiment are the possibility examples realized, and only for clear geography
It solves the principle of the present invention and proposes.It can be in the case where not departing from the spirit and principle of techniques described herein to above-mentioned reality
It applies example and carries out many change and modification.All modifications are intended to be included in the scope of the present disclosure and are protected by appended claims
Shield.
Claims (10)
1. a kind of array hard disk backboard state lamp control device characterized by comprising
Multiple LED, the multiple LED line up array, and the anode of every row LED connects together, and the cathode of each column LED is connected to one
It rises；
Multiple row drive modules, the output end of each of described row drive module be connected to the anode of wherein a line LED with
For the anode output level to LED；
Multiple column drive modules, the output end of each of described column drive module be connected to wherein one column LED cathode with
For the cathode output level to LED；
LED control module, the LED control module is for controlling the multiple row drive module and the multiple column drive module
Output level respectively, each LED are lit when receiving the level of row drive module and column drive module at the same time.
2. the apparatus according to claim 1, which is characterized in that the control module is configured to, when it is not triggered, institute
Row drive module output low level is stated, the column drive module exports high level, and when the control module is triggered, institute
Row drive module output high level is stated, the column drive module exports low level.
3. the apparatus of claim 2, which is characterized in that the multiple row drive module is at least three, and institute
It states multiple column drive modules and is at least three, and the multiple LED quantity is the row drive module quantity multiplied by the column
Drive module quantity.
4. device according to claim 3, which is characterized in that the multiple row drive module and the multiple column drive mould
The input terminal of each of block is connected to one of output end of the LED control module.
5. device according to claim 4, which is characterized in that the LED control module is Complex Programmable Logic Devices
Or field programmable gate array, the LED control module are connected with redundant arrays of inexpensive disks controller, receive the SGPIO of its transmission
Signal, and by the signal resolution at the control instruction of LED.
6. device according to claim 5, which is characterized in that the row drive module and the column drive module structure phase
Together.
7. device according to claim 6, which is characterized in that LED array is created as X, Y coordinates system, makes each LED points
A point in the coordinate system is not corresponded to.
8. device according to claim 7, which is characterized in that it further include coordinate resolution module in the LED control module,
The coordinate resolution module is configured to hard disk serial number being parsed into X, Y coordinates.
9. device according to claim 8, which is characterized in that the LED control module makes accordingly according to the X, Y coordinates
Row drive module and column drive module triggering so that LED corresponding with the X, Y coordinates shine.
10. a kind of hard disk, which is characterized in that including device as described in any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811295220.6A CN109362150A (en) | 2018-11-01 | 2018-11-01 | A kind of array hard disk backboard state lamp control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811295220.6A CN109362150A (en) | 2018-11-01 | 2018-11-01 | A kind of array hard disk backboard state lamp control device |
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| CN109362150A true CN109362150A (en) | 2019-02-19 |
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| CN201811295220.6A Pending CN109362150A (en) | 2018-11-01 | 2018-11-01 | A kind of array hard disk backboard state lamp control device |
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| CN105096991A (en) * | 2015-08-26 | 2015-11-25 | 浪潮电子信息产业股份有限公司 | Design of indicator lamp for rapidly and visually checking state of hard disk |
| CN205508356U (en) * | 2016-02-17 | 2016-08-24 | 东莞东山精密制造有限公司 | LED display driver unit and LED display module |
| CN108597458A (en) * | 2018-04-26 | 2018-09-28 | 深圳Tcl新技术有限公司 | LOCAL DIMMING backlight drive circuits, Apparatus and liquid crystal display equipment |
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102222522A (en) * | 2010-04-16 | 2011-10-19 | 英业达股份有限公司 | Server system for flexibly configuring hard disk and control device of hard disk indicating lamps |
| CN201829168U (en) * | 2010-09-14 | 2011-05-11 | 南京通用电器有限公司 | Detection circuit for dead pixel of light emitting diode (LED) display screen |
| CN202110794U (en) * | 2011-05-06 | 2012-01-11 | 深圳市慧视通科技股份有限公司 | LED strip display |
| CN202331805U (en) * | 2011-11-16 | 2012-07-11 | 重庆市易博数字技术有限公司 | Driving countdown control device based on power carrier |
| CN105096991A (en) * | 2015-08-26 | 2015-11-25 | 浪潮电子信息产业股份有限公司 | Design of indicator lamp for rapidly and visually checking state of hard disk |
| CN205508356U (en) * | 2016-02-17 | 2016-08-24 | 东莞东山精密制造有限公司 | LED display driver unit and LED display module |
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Application publication date: 20190219 |