CN206931075U - A kind of program burn writing device - Google Patents
A kind of program burn writing device Download PDFInfo
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- CN206931075U CN206931075U CN201720517709.8U CN201720517709U CN206931075U CN 206931075 U CN206931075 U CN 206931075U CN 201720517709 U CN201720517709 U CN 201720517709U CN 206931075 U CN206931075 U CN 206931075U
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Abstract
The utility model provides a kind of program burn writing device, including：Socket, chip, processor and connector；Wherein, the processor includes：Signal pins and chip selection signal pin are shared, and the processor connects the socket and the chip respectively by the shared signal pins, and the connector is connected by the chip selection signal pin；One end of the connector connects the socket, and the other end connects the chip；The chip selection signal of the processor is transferred to the socket or the chip by the connector.The utility model can facilitating chip programming step, improve efficiency, reduce cost.
Description
Technical field
Communication technical field is the utility model is related to, more particularly to a kind of program burn writing device.
Background technology
The operation that program burn writing by computer program programming into storage medium be present is needed during circuit board volume production
Step.
So that circuit board includes Flash chip as an example, existing startup Flash chip is typically by special equipment or downloading wire
Cable realizes the programming of Flash chip, and programming operating procedure is complicated, cumbersome.
For example, in circuit board amount growth process, can use in line writing mode, by program burn writing to circuit board
In Flash chip.Specifically, it is general during board production directly to weld the Flash chip of any file of no programming
It is connected on plate.In board design, download online debugging interface is reserved on board, such as joint test working group (Joint
Test Action Group, JTAG) interface, EJTAG interfaces etc.；So as to the power-up after mainboard has welded, by under corresponding
Carry cable mainboard is connected with the Simulation Program environment of computer terminal, call respective downloaded order by target text in host computer
Part is downloaded on plate in Flash chip, i.e., by program burn writing into Flash chip.In order to complete production stage, operating personnel are not
Need only to have certain technical foundation, it is also necessary to grasp the programming chip operation step recorded in directive document.The guidance
The task instruction written matter that property file is typically all motherboard design personnel or person skilled writes in advance, and need
Programming chip operation step is described in detail hereof.It can be seen that needing to realize debugging interface on plate in line writing mode, and produce
During rely on computer, download the equipment such as cable, programming operating procedure is complicated, cumbersome, it is necessary to operating personnel's skilled operation computer,
It is familiar with the operating method of corresponding software, higher is required to operating personnel's technical merit.
The content of the invention
In view of the above problems, it is proposed that the utility model overcomes above mentioned problem to provide one kind or solved at least in part
A kind of certainly program burn writing device of above mentioned problem.
In order to solve the above problems, the utility model discloses a kind of program burn writing device, including：Socket, chip, processing
Device and connector；
Wherein, the processor includes：Share signal pins and chip selection signal pin, and the processor pass through it is described common
Connect the socket and the chip respectively with signal pins, and the connector is connected by the chip selection signal pin；
One end of the connector connects the socket, and the other end connects the chip；
The chip selection signal of the processor is transferred to the socket or the chip by the connector.
Alternatively, the connector includes：First stitch, the second stitch and the 3rd stitch, wherein, first stitch connects
The socket is connect, second stitch connects the chip selection signal pin of the processor, and the 3rd stitch connects the chip；
When first stitch is connected with second stitch, the chip selection signal pin of the processor passes through the company
Connect device to be conducted with the socket, the chip selection signal of the processor is transferred to the socket；
When the 3rd stitch is connected with second stitch, the chip selection signal pin of the processor passes through the company
Connect device to be conducted with the chip, the chip selection signal of the processor is transferred to the chip.
Alternatively, in addition to：Bus；
The bus includes：Share signal wire and chip selection signal line；
One end of the chip selection signal line connects the chip selection signal pin of the processor, and the other end connects the connector
Second pin；
One end of the shared signal wire connects the shared signal pins of the processor, the other end connect the chip and
Pin corresponding to the socket.
Alternatively, in addition to：Specify chip
The specified chip is installed on the socket, and the specified chip-stored has the target program for needing programming；
The processor is after the chip selection signal is transferred to the socket, by described in the shared signal pins reading
Specify the target program in chip；And after the chip selection signal is transferred to the chip, pass through the shared signal pins
By the target program programming read into the chip.
Alternatively, in addition to：Internal memory；
The internal memory is connected with the processor, and the memory storage has the target program that the processor is read；
Wherein, the processor by the shared signal pins by the target program programming read to the chip
In, including：By the shared signal pins, by the target program programming stored in the internal memory to the chip.
Alternatively, in addition to：Indicator lamp；
The indicator lamp is connected with the processor, and the warning light is used to prompt the computing device the complete mesh
The programming of beacon course sequence.
Alternatively, the processor includes central processing unit and/or South Bridge chip；
The shared signal pins include：Clock Signal pin, MISO pins and MOSI pins.
Alternatively, described device is applied to the circuit board of electronic equipment.
The utility model includes advantages below：
The utility model uses processor carry chip and the socket for being capable of chip simultaneously；Also, the piece of processor
Signal is selected to be transferred to chip or socket by connector；So that processor can be read after chip selection signal is transferred to socket
The program in the specified chip installed on the socket is taken, and burns the program read after chip selection signal is transferred to chip
It is written in the chip, facilitating chip programming step, improves efficiency, reduce cost.
Brief description of the drawings
Fig. 1 is a kind of structured flowchart of program burn writing device of the present utility model；
Fig. 2 is the connection diagram of the program burn writing device in the example of the utility model one.
Embodiment
To enable above-mentioned purpose of the present utility model, feature and advantage more obvious understandable, below in conjunction with the accompanying drawings and tool
Body embodiment is described in further detail to the utility model.
Reference picture 1, show a kind of structured flowchart of program burn writing device of the present utility model.
In the present embodiment, program burn writing device can specifically include：Socket 101, chip 102, processor 103 and connector
104.Wherein, processor 103 can include：Signal pins and chip selection signal pin are shared, and the shared signal can be passed through
Pin connects socket 101 and chip 102 respectively, and connects the connector 104 by the chip selection signal pin.Piece choosing letter
Number pin can be used for the chip selection signal of transmission processor 104.One end of connector 104 connects the socket 101, other end connection
Chip 102；The chip selection signal of the processor is transferred to the socket 101 or the chip 102 by the connector 104.
As one of the present utility model application, the program burn writing device can be applied in the circuit board of electronic equipment, and
It can be used for needing electronic equipment in the chip in sequence programming to device of programming.Specifically, the utility model can be with
The program that electronic equipment needs programming is referred to as target program.During board production, target program can be burnt in advance
Write in an independent chip, so that the independent chip-stored has target program；And can be by the way that this be stored
The chip for having target program is installed in the socket 101 in program burn writing device, by the core in target program programming to the device
In piece 102, simplify the chip programming operation during board production, improve programming efficiency and board production efficiency.
It can be seen that program burn writing device provided by the utility model can apply in the circuit board of electronic equipment, such as apply
In the circuit board of any one electronic equipment such as mobile phone, tablet personal computer, vehicle-mounted computer, hand-held intelligent equipment, the utility model pair
This is not restricted.
To sum up, the utility model uses processor carry chip and the socket for being capable of chip simultaneously；Also, it can pass through
Connector, the chip selection signal of processor is transferred to chip or socket；So that processor can be transferred in chip selection signal
After socket, the program in the chip that will be installed on the socket is read, and after the chip for selecting signal to be transferred in the device,
By in the chip in the program burn writing read to the device, facilitating chip programming step, efficiency is improved, reduces cost.
In the utility model, optionally, the program burn writing device can also include：Specify chip；Specified chip is installed on
On the socket 101, and this specifies chip to be stored with the target program for needing programming.Wherein, specified chip can be used for table
Show the above-mentioned programming in advance chip of target program, such as can be an independent Serial Peripheral Interface (SPI) (Serial
Perripheral Interface, SPI) Flash chip.
Processor 103 can be read after the chip selection signal is transferred to the socket 101 by the shared signal pins
Target program in the specified chip；And after chip selection signal is transferred to the chip 102, drawn by the shared signal
Pin is by the target program programming read into chip 102.
To make those skilled in the art more fully understand the utility model, illustrated below by way of specific example：
Reference picture 2, show the connection diagram of the program burn writing device in one example of the utility model.
As an example of the present utility model, the step of Flash programming programs being started by SPI, will need
In Flash chip on the program burn writing of programming to circuit board.In the specific implementation, the socket in program burn writing device can be
Interface socket, such as the Flash chip socket 201 in Fig. 2, it can be used for independent SPI Flash chips are installed.Chip can be
The SPI Flash chips mounted on circuit board, such as the SPI Flash chips 202 in Fig. 2.
In an alternative embodiment of the present utility model, processor 103 can include central processing unit (Central
Processing Unit, CPU) and/or South Bridge chip, the shared signal pins of processor 103 can specifically include：Clock is believed
Number pin, MISO pins and MOSI pins；Clock Signal pin can be used for transmitting clock signal SPI_CLK；MISO pins can
For transmitting the signal SPI_MISO of main frame input/slave output (Master Input/Slave Output, MISO)；MOSI
Pin is used for the signal SPI_MOSI for transmitting main frame output/slave input (Master Output/Slave Input, MOSI).
It can be seen that the shared signal between socket 101 and chip 102 can include：SPI_CLK、SPI_MISO、SPI_MOSI.
Wherein, the chip selection signal pin of processor 103 can be used for transmitting chip selection signal.In Fig. 2, three pins can be passed through
The mode of wire jumper, the chip selection signal SPI_CS of central processing unit and/or south bridge 203 is transferred to the SPI mounted on circuit board
Flash chip 202 or the Flash chip socket 201 being transferred on circuit board.
In an alternative embodiment of the present utility model, connector 104 can specifically include the first stitch, the second stitch
With the 3rd stitch, first stitch connects the socket 101, and second stitch connects the piece choosing letter of the processor 103
Number pin, the 3rd stitch connect the chip 102.When first stitch is connected with second stitch, the place
The chip selection signal pin of reason device 103 is conducted by the connector 104 and the socket 101, the piece choosing of the processor 103
Signal is transferred to the socket 101；When the 3rd stitch is connected with second stitch, the piece of the processor 103 selects
Signal pins are conducted by the connector 104 and the chip 102, and the chip selection signal of the processor 103 is transferred to institute
State chip 102.
For example, connector 104, which can be the first stitch, the second stitch and the 3rd stitch, is arranged in order the row's pin to be formed.
In Fig. 2, three stitch of row's pin 204 can be individually identified as PIN_1~PIN_3, wherein, the first stitch is identified as PIN_1；
Second stitch is identified as PIN_2, and the 3rd stitch is identified as PIN_3.
In an alternative embodiment of the present utility model, the program burn writing device can also include：Bus.This is described total
Line can specifically include：Share signal wire and chip selection signal line；Wherein, one end of the chip selection signal line connects the processor
Chip selection signal pin, the other end connects the second pin of the connector；One end of the shared signal wire connects the place
The shared signal pins of device are managed, the other end connects pin corresponding to the chip and the socket respectively.Specifically, share signal
The shared signal that line can be used between transmission socket 101 and chip 102, such as can include clock cable, MISO signal wires,
MOSI signal wires.
For example, bus can be spi bus.As shown in Fig. 2 chip selection signal line one end connection central processing unit and/or
South bridge 203, the other end can the row's of connection pin 204 the second stitch PIN_2, available for transmission central processing unit and/or south bridge 203
Chip selection signal SPI_CS；One end of clock cable can connect central processing unit and/or south bridge 203, and the other end can be distinguished
Flash chip socket 201 and SPI Flash chips 202 are connected, is particularly used in transmission clock signal SPI_CLK；MISO signals
One end of line can connect central processing unit and/or south bridge 203, and the other end can connect Flash chip socket 201 and SPI respectively
Flash chip 202, it can be used for transmitting MISO signals SPI_MOSI.One end of MOSI signal wires can connect central processing unit
And/or south bridge 203, the other end can connect Flash chip socket 201 and SPI Flash chips 202 respectively, be particularly used in
Transmit MOSI signals SPI_MOSI.
Specifically, can be in advance by professional and technical personnel by the basic input output system (Basic of the firmware on circuit board
Input Output System, BIOS) object code programming is into an independent SPI Flash chip, i.e., by target program
Store to the independent SPI Flash chips；Also, the Flash chip that the independent SPI Flash chips can be installed to is inserted
In seat 201, as specified chip.
During circuit board volume production, programming the specified chip of target program can be installed to by production operation personnel
In Flash chip socket 201；And wire jumper can be configured on the first stitch PIN_1 and the second stitch PIN_2 so that first
Stitch PIN_1 and the second stitch PIN_2 are connected, so that the chip selection signal SPI_CS of central processing unit and/or south bridge 203
Flash chip socket 201 can be transferred to；And then can be by the Flash chip socket 201, by independent SPI Flash chips
In target program store in the internal memory connected to processor.
In an alternative embodiment of the present utility model, the program burn writing device can also include internal memory.The internal memory
Be connected with the processor 103, and the internal memory can be stored with processor 103 reading target program when.Wherein, the processing
Device 103 by the shared signal pins by the target program programming read into the chip 102, including：By described
Signal pins are shared, by the target program programming stored in the internal memory to the chip 102.
In the utility model example, the target program in specified chip is written in central processing unit and/or south bridge 203
After internal memory, wire jumper can be configured on the second stitch PIN_2 and the 3rd stitch PIN_3 again so that the 3rd stitch PIN_3 and
Two stitch PIN_2 are connected, so that the chip selection signal SPI_CS of central processing unit and/or south bridge 203 can be transferred on plate
The SPI Flash chips 202 of attachment；And then can be by spi bus, by the target program in independent SPI Flash chips
In the SPI Flash chips 202 mounted on programming to circuit board.
It should be noted that a Flash chip that the target program in internal memory is written to startup can be achieved in BIOS
Order.After the complete BIOS of board electrifying startup, processor can perform the SPI that target program in internal memory is write to startup
Order in Flash chip, target program programming is entered in the SPI Flash chips started on circuit board.
In an alternative embodiment of the present utility model, program burn writing dress can also include：Indicator lamp.The indicator lamp
It is connected with the processor 103.Optionally, the warning light can be used for prompting the processor 103 to perform the target journey
The programming of sequence.For example, the indicator lamp can be with a programming indicator lamp, for indicating that programming is completed.As shown in Fig. 2 onboard paste
When the programming target program of SPI Flash chips 202 of dress finishes, the programming can be lighted by central processing unit and/or south bridge 203
Indicator lamp 205, to prompt production operation personnel successfully to burn target program in the SPI Flash chips being written on plate.
Optionally, the instruction can be used for that the target program in the specified chip on socket is written into internal memory is laggard
Row prompting, to prompt production operation personnel that wire jumper is configured on the second stitch PIN_2, the 3rd stitch PIN_3.
To sum up, this implementation is new be can be achieved by way of three pin wire jumpers by central processing unit and/or south bridge 203
Chip selection signal pin is connected to the Flash chip socket 201 mounted on circuit board or SPI Flash chips 202, and operation letter/
It is convenient, cross Program programming efficiency high so as to improve circuit board volume production.Save the time.
It is special without computer, offline cable, programmable device etc. in circuit board volume production by the utility model
Equipment, by the way that the specified chip of programming target program is installed into socket, the processor on circuit board just can be by target journey
Sequence programming reduces circuit board volume production chips programming process and relies on instrument into the chip installed on the circuit board, and
Requirement of the circuit board volume production process to operating personnel's technical merit can be reduced, and reduces cost of human resources.
Finally, it is to be noted that, herein, such as first and second or the like relational terms be used merely to by
One entity or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or operation
Between any this actual relation or order be present.Moreover, term " comprising ", "comprising" or its any other variant meaning
Covering including for nonexcludability, so that process, method, article or terminal device including a series of elements are not only wrapped
Those key elements, but also the other element including being not expressly set out are included, or is also included for this process, method, article
Or the key element that terminal device is intrinsic.In the absence of more restrictions, wanted by what sentence "including a ..." limited
Element, it is not excluded that other identical element in the process including the key element, method, article or terminal device also be present.
Above to a kind of program burn writing device provided by the utility model, it is described in detail, it is used herein
Specific case is set forth to principle of the present utility model and embodiment, and the explanation of above example is only intended to help and managed
Solve method and its core concept of the present utility model；Meanwhile for those of ordinary skill in the art, according to of the present utility model
Thought, there will be changes in specific embodiments and applications, in summary, this specification content should not be construed as
To limitation of the present utility model.
Claims (8)
- A kind of 1. program burn writing device, it is characterised in that including：Socket, chip, processor and connector；Wherein, the processor includes：Signal pins and chip selection signal pin are shared, and the processor passes through the shared letter Number pin connects the socket and the chip respectively, and passes through the chip selection signal pin and connect the connector；One end of the connector connects the socket, and the other end connects the chip；The chip selection signal of the processor is transferred to the socket or the chip by the connector.
- 2. device according to claim 1, it is characterised in that the connector includes：First stitch, the second stitch and Three stitch, wherein, first stitch connects the socket, and the chip selection signal that second stitch connects the processor draws Pin, the 3rd stitch connect the chip；When first stitch is connected with second stitch, the chip selection signal pin of the processor passes through the connector It is conducted with the socket, the chip selection signal of the processor is transferred to the socket；When the 3rd stitch is connected with second stitch, the chip selection signal pin of the processor passes through the connector It is conducted with the chip, the chip selection signal of the processor is transferred to the chip.
- 3. device according to claim 2, it is characterised in that also include：Bus；The bus includes：Share signal wire and chip selection signal line；One end of the chip selection signal line connects the chip selection signal pin of the processor, and the other end connects the of the connector Two pins；One end of the shared signal wire connects the shared signal pins of the processor, and the other end connects the chip and described Pin corresponding to socket.
- 4. device according to any one of claims 1 to 3, it is characterised in that also include：Specify chipThe specified chip is installed on the socket, and the specified chip-stored has the target program for needing programming；The processor reads described specify after the chip selection signal is transferred to the socket, by the shared signal pins Target program in chip；And after the chip selection signal is transferred to the chip, it will be read by the shared signal pins The target program programming got is into the chip.
- 5. device according to claim 4, it is characterised in that also include：Internal memory；The internal memory is connected with the processor, and the memory storage has the target program that the processor is read；Wherein, the processor by the shared signal pins by the target program programming read into the chip, bag Include：By the shared signal pins, by the target program programming stored in the internal memory to the chip.
- 6. device according to claim 4, it is characterised in that also include：Indicator lamp；The indicator lamp is connected with the processor, and the indicator lamp is used to prompt the computing device the complete target journey The programming of sequence.
- 7. device according to any one of claims 1 to 3, it is characterised in that the processor include central processing unit and/or South Bridge chip；The shared signal pins include：Clock Signal pin, MISO pins and MOSI pins.
- 8. device according to claim 7, it is characterised in that described device is applied to the circuit board of electronic equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720517709.8U CN206931075U (en) | 2017-05-10 | 2017-05-10 | A kind of program burn writing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720517709.8U CN206931075U (en) | 2017-05-10 | 2017-05-10 | A kind of program burn writing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206931075U true CN206931075U (en) | 2018-01-26 |
Family
ID=61352227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720517709.8U Active CN206931075U (en) | 2017-05-10 | 2017-05-10 | A kind of program burn writing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206931075U (en) |
-
2017
- 2017-05-10 CN CN201720517709.8U patent/CN206931075U/en active Active
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | "change of name, title or address" |
Address after: 100095 Building 2, Longxin Industrial Park, Zhongguancun environmental protection technology demonstration park, Haidian District, Beijing Patentee after: Loongson Zhongke Technology Co.,Ltd. Address before: 100095 Building 2, Longxin Industrial Park, Zhongguancun environmental protection technology demonstration park, Haidian District, Beijing Patentee before: LOONGSON TECHNOLOGY Corp.,Ltd. |
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| CP03 | "change of name, title or address" |