CN107632871A - Field programmable gate array configuration device and method - Google Patents
Field programmable gate array configuration device and method Download PDFInfo
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- CN107632871A CN107632871A CN201710853888.7A CN201710853888A CN107632871A CN 107632871 A CN107632871 A CN 107632871A CN 201710853888 A CN201710853888 A CN 201710853888A CN 107632871 A CN107632871 A CN 107632871A
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- 239000004973 liquid crystal related substance Substances 0.000 description 4
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Abstract
The present invention provides a kind of field programmable gate array configuration device and method, belong to technical field of integrated circuits, when it can solve the existing progress different configurations to field programmable gate array, need repeatedly to carry out the burnings of different configuration files to same configuration chip, the problem of causing field programmable gate array operating efficiency low.The field programmable gate array configuration device of the present invention includes：Multiple internal burnings have the configuration chip of configuration file, for being connected with field programmable gate array, to be configured according to the configuration file to field programmable gate array；The configuration file of burning is different at least two configuration chips；Control unit, for controlling the connection of corresponding the configuration chip and field programmable gate array according to demand.
Description
Technical field
The invention belongs to technical field of integrated circuits, and in particular to a kind of field programmable gate array configuration device and side
Method.
Background technology
FPGA (Field Programmable Gate Array), i.e. field programmable gate array, it is as special integrated
A kind of semi-custom circuit in circuit (ASIC) field and occur, its appearance had both solved the deficiency of custom circuit, but gram
The shortcomings that original programming device gate circuit number is limited is taken.
Need to configure the circuit connecting relation of inside when FPGA works, configuration file is by FPGA exploitation software lifes
Into and come, be special configuration chip commonly used to configure FPGA, configuration chip capacity it is limited, one configuration chip simultaneously
A configuration file can only be accommodated.
FPGA can be used for lighting liquid crystal display, and the clock of the liquid crystal display of different parameters, resolution ratio are different, then just need
The FPGA of difference configuration (configuration file) are lighted.If light the liquid crystal of different parameters respectively with multiple different configuration of FPGA
Screen, can cause the waste of FPGA resource.
Therefore, configuration chip that can be to same FPGA carries out the burning of repeatedly different configuration files, to light different parameters
Liquid crystal display；In addition, in the exploitation and checking of reality, it is often necessary to repeatedly renewal FPGA configurations, or the multiple configurations of contrast
Difference of the file on actual functional capability, therefore be also required to frequently change configuration file.Therefore, existing rely on specialized configuration chip
The mode that is configured to FPGA, it is necessary to different configuration files ceaselessly is burned onto into configuration chip, not only speed it is slow but also
Also easily obscure different configuration file functions, influence exploitation and verification efficiency.
The content of the invention
It is contemplated that at least solves one of technical problem present in prior art, there is provided one kind can be directly to scene
Programmable gate array carries out different configuration of field programmable gate array configuration device.
Technical scheme is a kind of field programmable gate array configuration device used by solving present invention problem, bag
Include：
Multiple internal burnings have the configuration chip of configuration file, for being connected with field programmable gate array, with according to institute
Configuration file is stated to configure field programmable gate array；At least two configuration files for configuring burning in chips are not
Together；
Control unit, for controlling the connection of corresponding the configuration chip and field programmable gate array according to demand.
Preferably, field programmable gate array configuration device also includes：
Connection unit, for making the configuration chip be connected or disconnect with field programmable gate array；
Described control unit is specifically used for controlling the connection unit according to demand, make corresponding to the configuration chip with it is existing
Field programmable gate array connects.
Preferably, field programmable gate array configuration device also includes：
For connecting the port of field programmable gate array；
The connection unit switchs correspondingly including multiple with configuration chip, and it is right with it that each switch is connected to
Between the configuration chip answered and port.
Preferably, the switch is single-pole single-throw switch (SPST).
Preferably, field programmable gate array configuration device also includes：
Upper electric unit, for electric on field programmable gate array.
Another technical scheme is a kind of field programmable gate array collocation method used by solving present invention problem,
Including：
Control unit controls corresponding configuration chip to be connected with field programmable gate array according to demand；Wherein, it is described to match somebody with somebody
Putting chip has multiple, and the configuration chip internal burning has a configuration file, and at least two configuration chips burning configuration text
Part is different；
The field programmable gate array is configured according to the configuration file of burning in configuration chip.
Preferably, described control unit controls corresponding configuration chip to be connected it with field programmable gate array according to demand
Before, in addition to：
Configuration file is burned onto in configuration chip.
Preferably, described control unit controls corresponding configuration chip to be connected tool with field programmable gate array according to demand
Body includes：
Control unit controls connection unit according to demand, and connection unit configures core according to corresponding to making the control of control unit
Piece is connected with field programmable gate array.
Preferably, the connection unit switchs correspondingly including multiple with configuration chip, each switch connection
Between corresponding configuration chip and field programmable gate array；
Described control unit controls connection unit according to demand, and connection unit is matched somebody with somebody according to corresponding to making the control of control unit
Put chip and be connected with field programmable gate array and specifically included：
Control unit configures chip corresponding to determining according to demand, and controls the switch being connected with the configuration chip to close
Close, and it is other switch off so that field programmable gate array with it is corresponding configuration chip connect.
Preferably, described control unit controls corresponding configuration chip to be connected it with field programmable gate array according to demand
Afterwards, in addition to：
Upper electric unit carries out upper electricity to field programmable gate array.
When field programmable gate array (FPGA) needs to export a certain signal, field programmable gate array of the invention
Control unit in configuration device can select suitably to configure chip according to demand, it is connected with FPGA, so that FPGA
After the configuration file in the configuration chip is configured, required signal can be exported, and then meet practical application
In to FPGA different demands.FPGA is configured by the field programmable gate array configuration device, without in FPGA works
The burning of repeatedly different configuration files is carried out when making to configuration chip, different configurations, effectively lifting can be directly carried out to FPGA
To FPGA allocative efficiency.
Brief description of the drawings
Fig. 1 is the block diagram of the field programmable gate array configuration device of embodiments of the invention.
Embodiment
To make those skilled in the art more fully understand technical scheme, below in conjunction with the accompanying drawings and specific embodiment party
Formula is described in further detail to the present invention.
Embodiment 1：
As shown in figure 1, the present embodiment provides a kind of field programmable gate array configuration device (FPGA configuration devices), it is used for
To field programmable gate array (Field Programmable Gate Array；FPGA) configured.
The FPGA configuration devices include control unit and multiple configuration chips.Burning has configuration file in configuration chip, matches somebody with somebody
Putting chip can be connected with FPGA, so as to be configured according to configuration file to FPGA.Wherein, burning at least two configuration chips
Configuration file it is different.The control unit then connection of configuration chip and FPGA corresponding to control according to demand.
Configuration file is used to configure the circuit connecting relation inside FPGA, it is generally the case that a configuration chip
In a burning have a configuration file.FPGA is connected with a configuration chip, configuration texts of the FPGA in the configuration chip
Part, the circuit connecting relation of its inside is configured, so as to export corresponding signal.
In the present embodiment, there are multiple configuration chips, and the configuration text at least two configuration chips in FPGA configuration devices
Part is different.Specifically, when FPGA needs to export a certain signal (having certain demand), control unit can be according to the demand
The suitable configuration chip of selection, makes it be connected with FPGA, so that FPGA is carried out in the configuration file in the configuration chip
After configuration, required signal can be exported.
It can be seen that when being configured by the field programmable gate array configuration device to FPGA, without entering to configuration chip
The burning of the multiple different configuration files of row, directly can carry out different configurations to FPGA, effectively improve the configuration effect to FPGA
Rate.
Preferably, each configuration chip can be numbered, in order to control unit option and installment chip.
Preferably, control unit is main control chip.
Preferably, FPGA configuration devices also include parameter selection unit, and the parameter selection unit can be according to different configuration cores
The different configuration files of burning in piece, different parameter options (such as parameter of FPGA output signals) are provided to staff,
Staff determines which kind of configuration is carried out to FPGA according to the parameter options.That is, selected according to staff in parameter
Select the parameter options selected in unit, it may be determined that FPGA configuration needs.
Preferably, FPGA configuration devices also include connection unit, for making configuration chip be connected or disconnect with FPGA；Control
Unit processed is specifically used for controlling connection unit according to demand, corresponding configuration chip is connected with FPGA.
Specifically, configuration chip is connected with FPGA by connection unit, control unit controls connection unit according to demand
State (connection disconnects), makes corresponding configuration chip be connected with FPGA, is disconnected with seasonal other configurations chip and FPGA, from
It and can be configured configuration files of the FPGA in corresponding configuration chip.It is understood that when FPGA needs to change
When configuring (i.e. demand changes), control unit can control FPGA to be disconnected with the configuration chip being currently connected, according to need
Configuration chip corresponding to reselecting is asked to be attached with FPGA.
Preferably, FPGA configuration devices also include：For connecting FPGA port；Connection unit includes multiple with configuring core
Piece is switched correspondingly, and each switch is connected between corresponding configuration chip and port.
Specifically, when being configured to FPGA, FPGA is connected by above-mentioned port and each switch, and each switch is in breaking
Open state, control unit control corresponding switch closure according to demand, make FPGA and corresponding configuration chip connection, so that
FPGA can be configured according to the configuration file in the configuration chip, export required signal.
Preferably, switch as single-pole single-throw switch (SPST).One single-pole single-throw switch (SPST) is connected with a configuration chip, different lists
Between monopole single throw switch independently of one another, control unit only needs to control the state (closure disconnects) of single-pole single-throw switch (SPST), i.e.,
Configuration chip and FPGA connection can be controlled.
It is understood that switch is not limited to single-pole single-throw switch (SPST), or other to play on-off action
Device, such as single-pole double-throw switch (SPDT), will not be repeated here.
Preferably, FPGA configuration devices also include upper electric unit, for electric on FPGA.When FPGA is connected with configuration chip
After, it is also necessary to upper electric unit carries out upper electricity to FPGA, to carry out FPGA configuration.Meanwhile upper electric unit also can be to configuring core
It is electric on piece.
Preferably, the work of upper electric unit is controlled by control unit, i.e. control unit connects in control FPGA and configuration chip
After connecing, electricity on FPGA and configuration chip is made by the control to upper electric unit, FPGA is configured；When FPGA needs change to match somebody with somebody
When putting, the upper electric unit shut-off of control unit control, the upper electricity to FPGA and configuration chip is cut off, and disconnect FPGA and configuration chip
Connection.
Embodiment 2：
The present embodiment provides a kind of FPGA configuration method, and FPGA is entered using the FPGA configuration devices provided in embodiment 1
Row configuration.
The FPGA configuration method includes：Control unit controls corresponding configuration chip to be connected with FPGA according to demand, wherein,
Configuration chip has multiple, and configuration chip internal burning has a configuration file, and the configuration files at least two configuration chips are different；
FPGA is configured according to the configuration file of burning in configuration chip.
Preferably, control unit controls corresponding configuration chip to be connected with FPGA and specifically included according to demand：Control unit
Connection unit is controlled according to demand, and connection unit configures chip according to corresponding to making the control of control unit and is connected with FPGA.
Preferably, connection unit switchs correspondingly including multiple with configuration chip, and each switch is connected to corresponding matches somebody with somebody
Put between chip and FPGA；Control unit controls connection unit according to demand, and connection unit makes pair according to the control of control unit
The configuration chip answered is connected with FPGA to be specifically included：Control unit determine according to demand corresponding to configuration chip, and control with
The configuration chip connection switch closure, and it is other switch off so that FPGA with it is corresponding configuration chip connect.
Preferably, control unit control according to demand corresponding to configuration chip be connected with FPGA before, in addition to：Will configuration
Burning file is into configuration chip.
Preferably, control unit control according to demand corresponding to configuration chip be connected with FPGA after, in addition to：Upper electricity is single
Member carries out upper electricity to FPGA.
In the FPGA configuration method that the present embodiment provides, when FPGA needs to export a certain signal, control unit can
The suitable configuration chip of selection is connected with FPGA according to demand, so that FPGA enters in the configuration file in the configuration chip
After row configuration, required signal can be exported, so as to meet in practical application to FPGA different demands.Can by the scene
Programming gate array collocation method configures to FPGA, can without carrying out the burning of repeatedly different configuration files to configuration chip
Directly to carry out different configurations to FPGA, the allocative efficiency to FPGA is effectively improved.
It is understood that the principle that embodiment of above is intended to be merely illustrative of the present and the exemplary implementation that uses
Mode, but the invention is not limited in this.For those skilled in the art, the essence of the present invention is not being departed from
In the case of refreshing and essence, various changes and modifications can be made therein, and these variations and modifications are also considered as protection scope of the present invention.
Claims (10)
- A kind of 1. field programmable gate array configuration device, it is characterised in that including：Multiple internal burnings have the configuration chip of configuration file, for being connected with field programmable gate array, to match somebody with somebody according to File is put to configure field programmable gate array；The configuration file of burning is different at least two configuration chips；Control unit, for controlling the connection of corresponding the configuration chip and field programmable gate array according to demand.
- 2. field programmable gate array configuration device according to claim 1, it is characterised in that also include：Connection unit, for making the configuration chip be connected or disconnect with field programmable gate array；Described control unit is specifically used for controlling the connection unit according to demand, makes the corresponding configuration chip can with scene Program gate array connection.
- 3. field programmable gate array configuration device according to claim 2, it is characterised in that also include：For connecting the port of field programmable gate array；The connection unit switchs correspondingly including multiple with configuration chip, and each switch is connected to corresponding Configure between chip and port.
- 4. field programmable gate array configuration device according to claim 3, it is characterised in thatThe switch is single-pole single-throw switch (SPST).
- 5. field programmable gate array configuration device according to claim 1, it is characterised in that also include：Upper electric unit, for electric on field programmable gate array.
- A kind of 6. field programmable gate array collocation method, it is characterised in that including：Control unit controls corresponding configuration chip to be connected with field programmable gate array according to demand；Wherein, the configuration core Piece has multiple, and the configuration chip internal burning has a configuration file, and at least two configuration chips burning configuration file not Together；The field programmable gate array is configured according to the configuration file of burning in configuration chip.
- 7. field programmable gate array collocation method according to claim 6, it is characterised in that described control unit according to Before configuration chip is connected with field programmable gate array corresponding to demand modeling, in addition to：Configuration file is burned onto in configuration chip.
- 8. field programmable gate array collocation method according to claim 6, it is characterised in that described control unit according to Configuration chip is connected with field programmable gate array corresponding to demand modeling specifically includes：Control unit controls connection unit according to demand, connection unit configured according to corresponding to making the control of control unit chip with Field programmable gate array connects.
- 9. field programmable gate array collocation method according to claim 8, it is characterised in thatThe connection unit switchs correspondingly including multiple with configuration chip, and each switch is connected to corresponding configuration Between chip and field programmable gate array；Described control unit controls connection unit according to demand, and connection unit configures core according to corresponding to making the control of control unit Piece is connected with field programmable gate array and specifically included：Control unit configures chip corresponding to determining according to demand, and controls the switch closure being connected with the configuration chip, and It is other to switch off, so that field programmable gate array and corresponding configuration chip connection.
- 10. field programmable gate array collocation method according to claim 6, it is characterised in that described control unit root After configuration chip is connected with field programmable gate array corresponding to demand modeling, in addition to：Upper electric unit carries out upper electricity to field programmable gate array.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710853888.7A CN107632871A (en) | 2017-09-20 | 2017-09-20 | Field programmable gate array configuration device and method |
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| CN201710853888.7A CN107632871A (en) | 2017-09-20 | 2017-09-20 | Field programmable gate array configuration device and method |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101452502A (en) * | 2008-12-30 | 2009-06-10 | 华为技术有限公司 | Method for loading on-site programmable gate array FPGA, apparatus and system |
| CN201583954U (en) * | 2010-01-04 | 2010-09-15 | 中国电子科技集团公司第十研究所 | FPGA rapid reconstructing circuit module |
| CN103777972A (en) * | 2012-10-24 | 2014-05-07 | 上海联影医疗科技有限公司 | System based on field-programmable gate array, configuration method and upgrading method |
| US20170250690A1 (en) * | 2014-08-20 | 2017-08-31 | Areva Np Sas | Circuit arrangement for a safety i&c system |
-
2017
- 2017-09-20 CN CN201710853888.7A patent/CN107632871A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101452502A (en) * | 2008-12-30 | 2009-06-10 | 华为技术有限公司 | Method for loading on-site programmable gate array FPGA, apparatus and system |
| CN201583954U (en) * | 2010-01-04 | 2010-09-15 | 中国电子科技集团公司第十研究所 | FPGA rapid reconstructing circuit module |
| CN103777972A (en) * | 2012-10-24 | 2014-05-07 | 上海联影医疗科技有限公司 | System based on field-programmable gate array, configuration method and upgrading method |
| US20170250690A1 (en) * | 2014-08-20 | 2017-08-31 | Areva Np Sas | Circuit arrangement for a safety i&c system |
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