CN209373586U - Extension storage device for embedded system - Google Patents
Extension storage device for embedded system Download PDFInfo
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- CN209373586U CN209373586U CN201822163717.4U CN201822163717U CN209373586U CN 209373586 U CN209373586 U CN 209373586U CN 201822163717 U CN201822163717 U CN 201822163717U CN 209373586 U CN209373586 U CN 209373586U
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- storage device
- extension storage
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- embedded system
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Abstract
The utility model proposes a kind of extension storage devices for embedded system, including control unit and the storage unit being connected with control unit, extension storage device further include: the first connector, first connector includes that multiple data pins, multiple grounding pins and an energization pins, multiple data pins and energization pins are connected with control unit；Wherein, when the circuit board of the first connector access embedded system, energization pins are electrically connected with the power supply line of circuit board, are powered with realizing to extension storage device.The extension storage device, eliminate the access of external power supply cable, so that extension storage device facilitates installation in embedded systems, reduce installation complexity, and reduce the occupied space of extension storage device in embedded systems, the integrated level of embedded system is improved, is reduced costs simultaneously.
Description
Technical field
The utility model relates to field of computer technology more particularly to a kind of extension storage dresses for embedded system
It sets.
Background technique
The extension storage device such as mSATA (mini-SATA, mini SATA) of current main-stream, M.2, SATA-DOM (SATA-
DiskOn Module, the electronic hard disc of SATA interface), PATA-DOM, USB-DOM, SD card (Secure Digital
MemoryCard, safe digital storage card) etc. be all by corresponding standard connector installation extension storage device, due to mark
The storage device installation of quasi- connector compatible many kinds of specification, therefore power input portion, signal connection are provided on connector
Part and compatible signal connect importation, and it is relatively large to thereby result in standard connector volume.
In addition, in SATA-DOM extension storage device, since unpowered inputs in standard SATA 7P connector, SATA-
The currently used mode of DOM storage device is to be independently accessed power cable by outside, is introduced to storage device by host side
In individual power-feed connector.It powers in this way to SATA-DOM storage device, so that the integrated level of embedded system drops
It is low, therefore this power-supplying forms are inconvenient in the application of embedded system.In addition, the SATA-DOM of some producer's productions
There is no fool-proof design in storage device power-feed connector, when user accesses power cable, it is easy to the feelings of power supply anti-plug occur
There is the risk for burning storage device if storage device does not design corresponding power protection in condition.
Utility model content
The utility model is intended to solve at least some of the technical problems in related technologies.For this purpose, this reality
It is to propose a kind of extension storage device for embedded system with a novel purpose, to save external power supply cable
Access, facilitates the installation of extension storage device in embedded systems, reduces its occupied space in embedded systems, is promoted
The integrated level of embedded system.
To achieve the above object, the utility model proposes a kind of extension storage devices for embedded system, including
Control unit and the storage unit being connected with described control unit, the extension storage device further include: the first connector, it is described
First connector includes multiple data pins, multiple grounding pins and an energization pins, the multiple data pin and described
Energization pins are connected with described control unit；Wherein, when the circuit board of first connector access embedded system, institute
It states energization pins to be electrically connected with the power supply line of the circuit board, be powered with realizing to the extension storage device.
The extension storage device for embedded system of the utility model, by the first connection for being provided with energization pins
The power supply line of circuit board can be connected directly to control unit by device, realized and powered to extension storage device, eliminate external electrical
The access of source cable reduces installation complexity, and reduce so that extension storage device facilitates installation in embedded systems
The occupied space of extension storage device in embedded systems, improves the integrated level of embedded system, reduces costs simultaneously.
In addition, according to the utility model proposes the extension storage device for embedded system can also have it is following attached
The technical characteristic added:
Optionally, first connector includes four data pins, two grounding pins and an energization pins.
Optionally, first connector is SATA 7P connector, and the energization pins are the SATA 7P connector
The first pin, the 4th pin or the 7th pin.
Optionally, the extension storage device for embedded system, further includes: the second connector, described second
Connector is connected with described control unit, wherein when external power supply accesses second connector, the external power supply is to institute
State the power supply of extension storage device.
Optionally, the extension storage device for embedded system, further includes: first diode, described first
The anode of diode is connected with the energization pins, and the cathode of the first diode is connected with described control unit；Two or two
Pole pipe, the anode of second diode are connected with second connector, the cathode of second diode and the control
Unit is connected.
Optionally, second connector is 4PIN connector.
Optionally, the energization pins are+5V power input pin.
Optionally, the extension storage device is SATA-DOM electronic hard disc.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the extension storage device for embedded system of the utility model one embodiment；
Fig. 2 is the PCB encapsulation signal of the extension storage device for embedded system of the utility model one embodiment
Figure；
Fig. 3 is the structural representation of the extension storage device for embedded system of the utility model another embodiment
Figure；
Fig. 4 is the structural representation of the extension storage device for embedded system of the utility model another embodiment
Figure.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model
Limitation.
Below with reference to the accompanying drawings 1-4 describes the extension storage device for embedded system of the utility model embodiment.
Fig. 1 is the structural block diagram of the extension storage device for embedded system of the utility model embodiment.
As shown in Figure 1, the extension storage device 100 for embedded system includes: control unit 110, storage unit 120
With the first connector 130, wherein storage unit 120 is connected with control unit 110.
In the embodiments of the present invention, extension storage device 100 can be SATA-DOM electronic hard disc, embedded system
System can be, but not limited to be that FPGA (Field-Programmable Gate Array, i.e. field programmable gate array) is embedded
System, DSP (Digital Signal Processing, Digital Signal Processing) embedded system, ARM (Advanced
RISCMachine, advanced reduced instruction set machine) embedded system.
Referring to Fig. 1, the first connector 130 includes multiple data pins, multiple grounding pins and an energization pins, power supply
Pin and multiple data pins are connected with control unit 110.Wherein, energization pins can be+5V power input pin.
In this embodiment, when the circuit board of the first connector access embedded system, energization pins Pu and circuit board
Power supply line L electrical connection, with realize give extension storage device 100 power.Certainly, the extension storage device of the utility model
100 design needs match with the board design of embedded system, and corresponding first connector 130 is provided on circuit board
The port electrical connection of energization pins is corresponded in interface, the power supply line of circuit board and the interface.
The extension storage device of the utility model, can be by circuit by being provided with the first connector of energization pins as a result,
The power supply line of plate is connected directly to control unit, realizes and powers to extension storage device, eliminates connecing for external power supply cable
Enter, so that extension storage device facilitates installation in embedded systems, reduce installation complexity, and reduces extension storage dress
Occupied space in embedded systems is set, the integrated level of embedded system is improved, reduces costs simultaneously.
In one embodiment of the utility model, the pcb board of extension storage device 100 shown in Figure 2
(PrintedCircuit Board, printed circuit board), the first connector 130 include four data pins, two grounding pins
With an energization pins.
Wherein, the first connector 130 can be SATA 7P connector, and energization pins can draw for the first of SATA 7P connector
Foot PIN1, the 4th pin PIN4 or the 7th pin PIN7.It should be noted that referring to fig. 2, the first of SATA 7P connector
Pin PIN1, the 4th pin PIN4, the 7th pin PIN7 are grounding pin, the second pin PIN2 of SATA 7P connector,
Three pin PIN3, the 5th pin PIN5 and the 6th pin PIN6 are data pin, wherein (i.e. first draws three grounding pins
Foot PIN1, the 4th pin PIN4, the 7th pin PIN7) any of may be configured as energization pins.Preferably, referring to fig. 2,
Energization pins are the 7th pin PIN7 of SATA 7P connector.
Due to being designed to fool proof mode in SATA-7P connector, so that extension storage device 100 is in embedded system
Using safe and reliable in system.
Further, in one embodiment of the utility model, as shown in figure 3, the extension for embedded system is deposited
Storage device 100 can also include the second connector 140.Optionally, the second connector 140 can be 4PIN connector.
Wherein, the second connector 140 is connected with control unit 110, wherein when external power supply accesses the second connector 140
When, external power supply is powered to extension storage device 100.As a result, when the interface of the circuit board of embedded system does not have the feelings of power supply
Under condition, which can be powered by accessing the second connector 140 of external power supply.
Further, as shown in figure 4, the extension storage device 100 for embedded system can also include the one or two
Pole pipe D1 and the second diode D2.
Wherein, the anode of first diode D1 is connected with energization pins, the cathode and control unit 110 of first diode D1
It is connected, the anode of the second diode D2 is connected with the second connector 140, cathode and 110 phase of control unit of the second diode D2
Even.Thus, it is possible to which the influence and the power supply of the first connector that prevent the power supply of the second connector from power to the first connector are to second
The influence of connector power supply.
Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is
Illustratively, it should not be understood as limiting the present invention, those skilled in the art are in the scope of the utility model
Inside it can make changes, modifications, alterations, and variations to the above described embodiments.
Claims (8)
1. a kind of extension storage device for embedded system, including control unit and the storage being connected with described control unit
Unit, which is characterized in that the extension storage device further include:
First connector, first connector include multiple data pins, multiple grounding pins and an energization pins, described
Multiple data pins and the energization pins are connected with described control unit；
Wherein, when the circuit board of first connector access embedded system, the energization pins and the circuit board
Power supply line's electrical connection, is powered with realizing to the extension storage device.
2. the extension storage device according to claim 1 for embedded system, which is characterized in that first connection
Device includes four data pins, two grounding pins and an energization pins.
3. the extension storage device according to claim 2 for embedded system, which is characterized in that first connection
Device is SATA 7P connector, and the energization pins are the first pin, the 4th pin or the 7th of the SATA 7P connector
Pin.
4. the extension storage device according to claim 1 for embedded system, which is characterized in that further include:
Second connector, second connector are connected with described control unit, wherein when external power supply access described second connects
When connecing device, the external power supply is powered to the extension storage device.
5. the extension storage device according to claim 4 for embedded system, which is characterized in that further include:
First diode, the anode of the first diode are connected with the energization pins, the cathode of the first diode with
Described control unit is connected；
Second diode, the anode of second diode are connected with second connector, the cathode of second diode
It is connected with described control unit.
6. the extension storage device according to claim 4 for embedded system, which is characterized in that second connection
Device is 4PIN connector.
7. the extension storage device according to claim 1 to 6 for embedded system, which is characterized in that institute
Stating energization pins is+5V power input pin.
8. the extension storage device according to claim 7 for embedded system, which is characterized in that the extension storage
Device is SATA-DOM electronic hard disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822163717.4U CN209373586U (en) | 2018-12-20 | 2018-12-20 | Extension storage device for embedded system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822163717.4U CN209373586U (en) | 2018-12-20 | 2018-12-20 | Extension storage device for embedded system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209373586U true CN209373586U (en) | 2019-09-10 |
Family
ID=67830218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822163717.4U Active CN209373586U (en) | 2018-12-20 | 2018-12-20 | Extension storage device for embedded system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209373586U (en) |
-
2018
- 2018-12-20 CN CN201822163717.4U patent/CN209373586U/en active Active
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