CN109818677A - Optical module and optical network apparatus - Google Patents
Optical module and optical network apparatus Download PDFInfo
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- CN109818677A CN109818677A CN201910212668.5A CN201910212668A CN109818677A CN 109818677 A CN109818677 A CN 109818677A CN 201910212668 A CN201910212668 A CN 201910212668A CN 109818677 A CN109818677 A CN 109818677A
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Abstract
It includes: printing board PCB and micro-control unit MCU that the embodiment of the present application, which provides a kind of optical module and optical network apparatus, the optical module,；Wherein, MCU is arranged on PCB, independent pad is additionally provided on the surface of PCB, at least one firmware write-in interface of MCU is connected to pad, so that MCU is written by pad in MCU firmware.As it can be seen that the mode that the pad being connect with firmware write-in interface need to be only arranged in user on the surface of PCB in the embodiment of the present application can be realized to the MCU of optical module and MCU firmware is written.
Description
Technical field
This application involves field of communication technology more particularly to a kind of optical modules and optical network apparatus.
Background technique
In technical field of photo communication, optical module is very widely used.The effect of optical module (Optical Module) is
Photoelectric conversion, such as optical module can convert optical signals to electric signal, or convert electrical signals to optical signal.
As optical module develops to integrated, trend toward miniaturization, for the micro-control unit into optical module
The firmware write-in interface that MCU firmware is written in (Microcontroller Unit, MCU) is also smaller, and user can not be directly by solid
Part is written interface and MCU firmware is written to MCU.
Therefore, how to be reasonably arranged for MCU write-in MCU firmware interface be urgent need to resolve the problem of.
Summary of the invention
The embodiment of the present application provides a kind of optical module and optical network apparatus, and realizing user can write to the MCU of optical module
Enter MCU firmware.
In a first aspect, the embodiment of the present application provides a kind of optical module, comprising: printing board PCB and micro-control unit
MCU；
Wherein, the MCU setting on the pcb, is additionally provided with independent pad, the MCU on the surface of the PCB
At least one firmware write-in interface be connected to the pad so that the MCU is written by the pad in MCU firmware.
Optical module provided by the present application is written interface by least one firmware in MCU and is connected to the weldering on PCB surface
Disk, at least one firmware write-in convenient for being connected indirectly in MCU by pad when firmware programming device is connected to pad connect
Mouthful, thus in order to which MCU firmware can be written to MCU by pad in user.As it can be seen that user only need to be in the embodiment of the present application
The mode that the pad being connect with firmware write-in interface is arranged on the surface of PCB, which can be realized to the MCU of optical module, is written MCU
Firmware.
Second aspect, the embodiment of the present application provide a kind of optical network apparatus, comprising: such as any one of above-mentioned first aspect institute
The optical module stated.
Optical module and optical network apparatus provided by the present application are written interface by least one firmware in MCU and are connected to
Pad on PCB surface, convenient for being connected indirectly in MCU at least by pad when firmware programming device is connected to pad
Interface is written in one firmware, thus in order to which MCU firmware can be written to MCU by pad in user.As it can be seen that the embodiment of the present application
The mode that the pad being connect with firmware write-in interface need to be only arranged in middle user on the surface of PCB can be realized to optical module
MCU be written MCU firmware.
Further, optical module provided by the embodiments of the present application can support the firmwares programming device such as fever writes to write to MCU
Enter MCU firmware, therefore, the firmware programming efficiency of MCU is higher in optical module provided by the embodiments of the present application.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, 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 this Shen
Some embodiments please for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is application scenarios schematic diagram provided by the embodiments of the present application；
Fig. 2 is the structural schematic diagram of optical module provided by the embodiments of the present application；
Connection schematic diagram one of the Fig. 3 between optical module provided by the embodiments of the present application and firmware programming device；
Connection schematic diagram two of the Fig. 4 between optical module provided by the embodiments of the present application and firmware programming device.
Description of symbols:
20: optical module；
201: printed circuit board (Printed Circuit Board, PCB)；
202: micro-control unit MCU；
201A: pad；
201A1: the first pad；
201A2: the second pad；
201B: target golden finger；
202A: interface is written in firmware；
Interface is written in 202A1: the first firmware；
Interface is written in 202A2: the second firmware.
Specific embodiment
To keep the purposes, technical schemes and advantages of the embodiment of the present application clearer, below in conjunction with the embodiment of the present application
In attached drawing, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described embodiment is
Some embodiments of the present application, instead of all the embodiments.Based on the embodiment in the application, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall in the protection scope of this application.
Firstly, application scenarios involved in the embodiment of the present application and part vocabulary are introduced.
Fig. 1 is application scenarios schematic diagram provided by the embodiments of the present application.As shown in Figure 1, user can pass through terminal device
MCU firmware is inputted, and MCU firmware is written to the MCU in optical module provided by the embodiments of the present application by firmware programming device.
Illustratively, the terminal device in the embodiment of the present application can include but is not limited to: personal computer (Personal
Computer, PC).
Illustratively, the firmware programming device in the embodiment of the present application can include but is not limited to: fever writes；Certainly, also
It can be other programming devices, this is no longer illustrated one by one in the embodiment of the present application.
The effect of optical module involved in the embodiment of the present application is photoelectric conversion, such as optical module can convert optical signal
For electric signal, or convert electrical signals to optical signal.
Illustratively, optical module can include but is not limited to opto-electronic device, functional circuit and optical interface, wherein photoelectricity
Sub- device may include emitting portion and receiving portion.
Illustratively, emitting portion is: the driving half after internal driving chip processing of the electric signal of one constant bit rate of input
Conductor laser or light emitting diode (Light Emitting Diode, LED) launch the modulated optical signal of respective rate,
Inside has optical power automatic control circuit, and the optical signal power of output is made to keep stablizing.
Illustratively, receiving portion is: being converted to electricity by optical detection diode after the optical signal input module of a constant bit rate
Signal, the electric signal of output phase code rate after preamplifier.
MCU in optical module involved in the embodiment of the present application is with the firmware write-in interface for supporting serial communication.Example
Property, optical module can support one wire system or 2 line systems；Wherein, if optical module supports one wire system, clock signal and data-signal
It is multiplexed a bus (i.e. the corresponding bus of clock line and data line)；If optical module supports 2 line systems, clock signal corresponding one
Clock lines, the corresponding data line of data-signal.
The write-in interface of firmware involved in the embodiment of the present application refers to that MCU is not necessarily to manufacturer when leaving the factory and is additionally written accordingly
It can be used for being written the initial preset interface of MCU firmware when interface bootstrap.
Any interface involved in the embodiment of the present application can use the form of pin, can also use other shapes certainly
Formula, in the embodiment of the present application to this and with no restriction.
Data line involved in the embodiment of the present application refers to the route for data transmission.
Clock line involved in the embodiment of the present application refers to for providing the route of clock signal.
Fever writes involved in the embodiment of the present application are also cd-rom recorder or programmable device, be one can be programmable collection
At the tool of data in circuit write.For example, fever writes can be used for the volume of the chip of single-chip microcontroller (containing embedded)/memory etc
Journey (or writing with a brush dipped in Chinese ink).
Micro-control unit MCU involved in the embodiment of the present application, also known as one chip microcomputer (Single Chip
It Microcomputer) or single-chip microcontroller, is the frequency and specification central processing unit (Central Process Unit, CPU)
Do appropriate reduction, and by memory (memory), counter (Timer), universal serial bus (Universal Serial Bus,
USB), analog signal (Analog, A)/digital signal (Digital, D) conversion, universal asynchronous receiving-transmitting transmitter (Universal
Asynchronous Receiver/Transmitter, UART), programmable logic controller (PLC) (Programmable Logic
Controller, PLC), the perimeter interfaces such as direct memory access (Direct Memory Access, DMA) be all incorporated into list
On one chip, the computer of chip-scale is formed, does various combination control for different applications.
Printing board PCB involved in the embodiment of the present application, also known as printed wiring board, are important electronic component, are
The supporter of electronic component is the carrier of electronic component electrical connection.Since it is made of electron printing, therefore
Referred to as " print " circuit board.
Golden finger involved in the embodiment of the present application (connecting finger) is on computer hardware, such as memory bar
Between memory bank, video card and card slot etc., all signals are transmitted by golden finger.Golden finger is by crowd
More golden yellow conductive contact blade compositions, because of its surface gold-plating and conductive contact blade arrangement such as finger-shaped, so being known as " golden finger ".
It would generally include multiple golden fingers on the PCB provided in the embodiment of the present application, each golden finger would generally be connected to
Corresponding interface is to realize corresponding function.The function for the interface that target golden finger is connected involved in the embodiment of the present application is only
The function of firmware write-in interface is stood on, i.e., will not influence target golden finger institute when MCU firmware is written to MCU by target golden finger
The function of the interface of connection, the function for the interface that target golden finger is connected will not influence to write by target golden finger to MCU
Enter MCU firmware.
Optical network apparatus involved in the embodiment of the present application can for optical network unit (Optical Network Unit,
) or optical network unit (Optical Network Unit, ONU) ONU.
ONU involved in the embodiment of the present application is for providing data, Interactive Internet TV (Internet Protocol
Television, IPTV), the business such as voice.
Optical line terminal involved in the embodiment of the present application (Optical Line Terminate, OLT) is passive optical network
Local side apparatus in network (Ethernet Passive Optical Network, EPON) system, for being ONU bandwidth allocation
(i.e. control ONU sends the initial time of data and sends window size) sends Ethernet data etc. to ONU with broadcast mode.
Number " first " and " second " in the embodiment of the present application etc. are to be used to distinguish similar objects, without being used for
The specific sequence of description or precedence should not constitute any restriction to the embodiment of the present application.
"at least one" in the embodiment of the present application refers to one or more, and " multiple " refer to two or more.
Character "/" in the embodiment of the present application typicallys represent the relationship that forward-backward correlation object is a kind of "or".
As optical module develops to integrated, trend toward miniaturization, for consolidating for the MCU write-in MCU firmware into optical module
Part write-in interface is also smaller, and user directly can not be written interface by firmware and MCU firmware is written to MCU.
Therefore, how to be reasonably arranged for MCU write-in MCU firmware interface be urgent need to resolve the problem of.
Interface is written by least one firmware in MCU in optical module and optical network apparatus provided by the embodiments of the present application
The pad being connected on PCB surface, convenient for being connected indirectly in MCU by pad when firmware programming device is connected to pad
At least one firmware be written interface, thus in order to user can by pad to MCU be written MCU firmware.As it can be seen that the application
In embodiment user need to only be arranged on the surface of PCB the mode of pad being connect with firmware write-in interface can realize to
MCU firmware is written in the MCU of optical module.
Further, optical module provided by the embodiments of the present application can support the firmwares programming device such as fever writes to write to MCU
Enter MCU firmware, therefore, the firmware programming efficiency of MCU is higher in optical module provided by the embodiments of the present application.
How the technical solution of the application and the technical solution of the application are solved with specifically embodiment below above-mentioned
Technical problem is described in detail.These specific embodiments can be combined with each other below, for the same or similar concept
Or process may repeat no more in certain embodiments.
Fig. 2 is the structural schematic diagram of optical module provided by the embodiments of the present application.As shown in Fig. 2, the embodiment of the present application provides
Optical module 20 may include: printed circuit board (Printed Circuit Board, PCB) 201 and micro-control unit MCU
202。
Illustratively, MCU 202 is arranged on PCB 201, and independent pad is additionally provided on the surface of PCB 201
At least one firmware write-in interface of 201A, MCU 202 (it should be noted that be with a firmware write-in interface 202A in Fig. 2
Exemplify) be connected on PCB 201 pad 201A (it should be noted that the quantity of pad 201A be less than or equal to firmware
The quantity of interface is written, is exemplified in Fig. 2 with a pad 201A), wherein pad 201A is conveniently attached to firmware programming
Device, so that MCU 202 can be written by pad 201A in MCU firmware.
It is minimum to entire 201 influence of arrangement of PCB in view of adding one or more pads, in the embodiment of the present application, pass through
Independent pad 201A is set on the surface of PCB 201, and the firmware write-in interface 202A in MCU 202 is electrically connected to PCB
Pad 201A on 201, convenient for passing through pad 201A when firmware programming device (being not shown in Fig. 2) is connected to pad 201A
The firmware write-in interface 202A being connected indirectly in MCU 202, so that user can be written by pad 201A to MCU 202
MCU firmware.
In order to make it easy to understand, the following embodiments of the application to MCU 202 include different number firmware be written interface and
Include the case where being introduced when different number pad 201A on the surface of PCB 201:
In a kind of possible implementation, Fig. 3 is between optical module provided by the embodiments of the present application and firmware programming device
Connection schematic diagram one, as shown in figure 3, being provided with a pad 201A and a target golden finger on the surface of PCB 201
201B, wherein interface 202A1 is written in the first firmware that pad 201A is connected to MCU 202, and target golden finger 201B is connected to
Other interfaces (being not shown in Fig. 3) of the second firmware write-in interface 202A2 and MCU 202 of MCU 202；Accordingly, MCU firmware
MCU 202 is written by pad 201A and target golden finger 201B.
It would generally include multiple golden fingers on the PCB provided in the embodiment of the present application, each golden finger would generally be connected to
Corresponding interface is to realize corresponding function.It is solid that target golden finger 201B involved in the embodiment of the present application was connected removes second
The functional independence of other interfaces except interface 202A2 is written in the function of the second firmware write-in interface 202A2 in part, that is, passes through mesh
Standard gold finger 201B will not influence the function for other interfaces that target golden finger 201B is connected when MCU firmware is written to MCU 202
Can, the function for other interfaces that target golden finger 201B is connected will not be influenced through target golden finger 201B to MCU 202
MCU firmware is written.
Illustratively, when interface 202A2 and MCU is written in target golden finger 201B the second firmware for being connected to MCU 202
When 202 other interfaces, the signal condition of interface 202A2 and the interface is written by the second firmware of detection to judge in MCU 202
Whether MCU 202 enters firmware programming mode；If the signal condition of the second firmware write-in interface 202A2 and the interface is all satisfied pre-
If condition, then MCU 202, which is determined, enters firmware programming mode；Otherwise, the determination of MCU 202 does not enter firmware programming mode.
Certainly, MCU 202 can also judge whether MCU 202 enters firmware programming mode, the application otherwise
This is no longer introduced one by one in embodiment.
In this implementation, if MCU 202 includes that interface is written in the first firmware write-in interface 202A1 and the second firmware
202A2, due in itself including target golden finger 201B on PCB 201, by the way that one is additionally arranged on the surface of PCB 201
Pad 201A, the first firmware write-in interface 202A1 are electrically connected to pad 201A, and the second firmware write-in interface 202A2 electrically connects
It is connected to target golden finger 201B, convenient for being connected respectively to pad 201A and target golden finger 201B at the both ends of firmware programming device
When, the first firmware in MCU 202 is connected indirectly to by pad 201A and target golden finger 201B respectively, interface 202A1 is written
Interface 202A2 is written with the second firmware, so that user can be written by pad 201A and target golden finger 201B to MCU 202
MCU firmware.
As it can be seen that passing through the target gold hand on multiplexing PCB when MCU includes two firmware write-in interfaces in this implementation
The mode for referring to and adding on the surface of PCB a pad can be realized to the MCU of optical module and MCU firmware is written.
Illustratively, the first firmware write-in interface 202A1 and pad 201A between connecting line can be data line, second
The connecting line that firmware is written between interface 202A2 and target golden finger 201B can be clock line.
It is another that illustratively the connecting line that the first firmware is written between interface 202A1 and pad 201A can be clock line,
The connecting line that second firmware is written between interface 202A2 and target golden finger 201B can be data line.
In alternatively possible implementation, Fig. 4 be optical module provided by the embodiments of the present application and firmware programming device it
Between connection schematic diagram two, as shown in figure 4, being provided with independent first pad 201A1 and the second pad on the surface of PCB 201
201A2, wherein the first pad 201A1 is connected to the first firmware write-in interface 202A1, the second pad 201A2 company of MCU 202
It is connected to the second firmware write-in interface 202A2 of MCU 202；Accordingly, MCU firmware passes through the first pad 201A1 and the second pad
MCU 202 is written in 201A2.
In this implementation, if MCU 202 includes that interface is written in the first firmware write-in interface 202A1 and the second firmware
202A2, by the way that the first pad 201A1 and the second pad 201A2 are arranged on the surface of PCB 201, interface is written in the first firmware
202A1 is electrically connected to the first pad 201A1, and the second firmware write-in interface 202A2 is electrically connected to the second pad 201A2, just
When the both ends in firmware programming device are connected respectively to the first pad 201A1 and the second pad 201A2, pass through the first weldering respectively
The the first firmware write-in interface 202A1 and the second firmware that disk 201A1 and the second pad 201A2 are connected indirectly in MCU 202 write
Incoming interface 202A2, so that MCU firmware can be written to MCU 202 by the first pad 201A1 and the second pad 201A2 in user.
As it can be seen that in this implementation when MCU includes two firmware write-in interfaces, by adding two on the surface of PCB
The mode of a pad can be realized to the MCU of optical module and MCU firmware is written.
Illustratively, the connecting line between the first firmware write-in interface 202A1 and the first pad 201A1 can be data
Line, the connecting line that the second firmware is written between interface 202A2 and the second pad 201A2 can be clock line.
It is another illustratively, the first firmware be written interface 202A1 and the first pad 201A1 between connecting line can for when
Clock line, the connecting line that the second firmware is written between interface 202A2 and the second pad 201A2 can be data line.
In alternatively possible implementation, as shown in Fig. 2, a pad 201A is provided on the surface of PCB 201,
In, pad 201A is connected to the firmware write-in interface 202A of MCU 202, allows MCU firmware that MCU is written by pad 201A
202。
In this implementation, if MCU 202 includes that interface 202A is written in a firmware, by the surface of PCB 201
One pad 201A is set, and firmware write-in interface 202A is electrically connected to pad 201A, convenient for being connected in firmware programming device
When pad 201A, the firmware in MCU 202 is connected indirectly to by pad 201A, interface 202A is written, so that user can pass through
Pad 201A and firmware are written interface 202A and MCU firmware are written to MCU 202.
As it can be seen that in this implementation when MCU includes a firmware write-in interface, by adding one on the surface of PCB
The mode of a pad can be realized to the MCU of optical module and MCU firmware is written.
Illustratively, the connecting line between firmware write-in interface 202A and pad 201A can be clock line and data line pair
The bus answered.
It should be noted that including respectively that a firmware write-in interface and two are solid to MCU in the above embodiments of the present application
The implementation of part write-in interface is described, and the implementation when MCU includes other quantity firmware write-in interfaces can
To include the implementation of a firmware write-in interface or two firmware write-in interfaces with reference to MCU in the above embodiments of the present application,
It no longer introduces one by one herein.
In the embodiment of the present application, interface is written by least one firmware in MCU 202 and is connected on 201 surface PCB
Pad 201A, convenient for being connected indirectly in MCU 202 by pad 201A when firmware programming device is connected to pad 201A
At least one firmware be written interface, thus in order to user can by pad 201A to MCU 202 be written MCU firmware.It can
See, the mode for the pad being connect with firmware write-in interface need to be only arranged just in user on the surface of PCB in the embodiment of the present application
It may be implemented that MCU firmware is written to the MCU of optical module.
Further, optical module provided by the embodiments of the present application can support the firmwares programming device such as fever writes to write to MCU
Enter MCU firmware, therefore, the firmware programming efficiency of MCU is higher in optical module provided by the embodiments of the present application.
Illustratively, the optical module in the embodiment of the present application can not have to add pad on the surface of PCB, can be direct
It is multiplexed one or more target golden fingers.
For example, firmware write-in interface may be coupled to corresponding target gold hand if MCU includes that interface is written in a firmware
Refer to, convenient for being connected indirectly to firmware by target golden finger and interface being written when firmware programming device is connected to target golden finger,
To which MCU firmware can be written to MCU by target golden finger in user.
In another example two firmware write-in interfaces can be connected respectively to correspondence if MCU includes that interface is written in two firmwares
Target golden finger, convenient for leading to respectively when the both ends of firmware programming device are connected respectively to two corresponding target golden fingers
Cross two target golden fingers and be connected indirectly to two firmwares write-in interfaces, thus user can by two target golden fingers to
MCU firmware is written in MCU.
The embodiment of the present application also provides a kind of optical network apparatus, comprising: optical module, wherein optical module can use this Shen
Please structure in above-mentioned optical module embodiment, realization principle is similar, and details are not described herein again.
Optical network apparatus provided by the embodiments of the present application passes through at least one of the MCU of optical module in optical network apparatus
Firmware write-in interface is connected to the pad on the PCB surface of optical module, convenient for passing through when firmware programming device is connected to pad
Pad is connected indirectly to the write-in interface of at least one firmware in the MCU of optical module, thus in order to which user can pass through pad
MCU firmware is written to the MCU of optical module.As it can be seen that user need to be only arranged on the surface of the PCB of optical module in the embodiment of the present application
The mode for the pad being connect with firmware write-in interface can realize that the MCU write-in MCU of the optical module into optical network apparatus is solid
Part.
Further, the optical module in optical network apparatus provided by the embodiments of the present application can support the firmwares such as fever writes to burn
MCU firmware is written to the MCU of optical module in write device, and therefore, the embodiment of the present application provides the MCU of optical module in optical network apparatus
Firmware programming efficiency is higher.
Illustratively, the optical network apparatus in the embodiment of the present application can be ONU or OLT；It is, of course, also possible to be other dresses
It sets, this is no longer illustrated one by one in the embodiment of the present application.
In several embodiments provided herein, it should be understood that disclosed device, it can be by others side
Formula is realized.For example, the apparatus embodiments described above are merely exemplary, for example, the division of the unit, only one
Kind of logical function partition, there may be another division manner in actual implementation, for example, multiple units or components can combine or
It is desirably integrated into another system, or some features can be ignored or not executed.Another point, it is shown or discussed it is mutual it
Between coupling, direct-coupling or communication connection can be through some interfaces, the INDIRECT COUPLING or communication link of device or unit
It connects, can be electrical property, mechanical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit.It can select according to the actual needs therein some or all of
Unit achieves the purpose of the solution of this embodiment.
It, can also be in addition, each functional unit in each embodiment of the application can integrate in one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of hardware adds SFU software functional unit.
Those skilled in the art can be understood that, for convenience and simplicity of description, only with above-mentioned each functional module
Division progress for example, in practical application, can according to need and above-mentioned function distribution is complete by different functional modules
At the internal structure of device being divided into different functional modules, to complete all or part of the functions described above.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the application, rather than its limitations；To the greatest extent
Pipe is described in detail the application referring to foregoing embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, each embodiment technology of the application that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of optical module characterized by comprising printing board PCB and micro-control unit MCU；
Wherein, the MCU setting on the pcb, is additionally provided with independent pad, the MCU is extremely on the surface of the PCB
Few firmware write-in interface is connected to the pad, so that the MCU is written by the pad in MCU firmware.
2. optical module according to claim 1, which is characterized in that be provided with the pad on the surface of the PCB
With a target golden finger, the pad is connected to the first firmware write-in interface of the MCU, and the target golden finger is connected to
The second firmware write-in interface of the MCU and other interfaces；
Accordingly, the MCU is written by the pad and the target golden finger in the MCU firmware.
3. optical module according to claim 1, which is characterized in that be provided with independent first weldering on the surface of the PCB
Disk and the second pad, first pad are connected to the first firmware write-in interface of the MCU, and second pad is connected to institute
State the second firmware write-in interface of MCU；
Accordingly, the MCU is written by first pad and second pad in the MCU firmware.
4. optical module according to claim 1, which is characterized in that the pad is provided on the surface of the PCB,
The pad is connected to the firmware write-in interface of the MCU.
5. optical module according to claim 2, which is characterized in that between the first firmware write-in interface and the pad
Connecting line be data line, the connecting line between second firmware write-in interface and the target golden finger is clock line.
6. optical module according to claim 2, which is characterized in that between the first firmware write-in interface and the pad
Connecting line be clock line, the connecting line between second firmware write-in interface and the target golden finger is data line.
7. optical module according to claim 3, which is characterized in that the first firmware write-in interface and first pad
Between connecting line be data line, the connecting line between second firmware write-in interface and second pad is clock line.
8. optical module according to claim 3, which is characterized in that the first firmware write-in interface and first pad
Between connecting line be clock line, the connecting line between second firmware write-in interface and second pad is data line.
9. a kind of optical network apparatus characterized by comprising such as optical module of any of claims 1-8.
10. optical network apparatus according to claim 9, which is characterized in that the optical network apparatus is optical network unit ONU
Or optical line terminal OLT.
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| CN201910212668.5A CN109818677A (en) | 2019-03-20 | 2019-03-20 | Optical module and optical network apparatus |
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| CN201910212668.5A CN109818677A (en) | 2019-03-20 | 2019-03-20 | Optical module and optical network apparatus |
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| CN201910212668.5A Pending CN109818677A (en) | 2019-03-20 | 2019-03-20 | Optical module and optical network apparatus |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110531998A (en) * | 2019-09-04 | 2019-12-03 | 青岛海信宽带多媒体技术有限公司 | A kind of firmware programming method of optical module and optical module |
| CN110729265A (en) * | 2019-10-21 | 2020-01-24 | 青岛海信宽带多媒体技术有限公司 | Optical module and optical network device |
| CN111045930A (en) * | 2019-11-18 | 2020-04-21 | 武汉光谷信息光电子创新中心有限公司 | Method and system for downloading and debugging optical module code |
| CN113076274A (en) * | 2021-04-30 | 2021-07-06 | 成都优博创通信技术有限公司 | Optical module and software program acquisition method |
| CN114116460A (en) * | 2021-11-05 | 2022-03-01 | 长飞光纤光缆股份有限公司 | Optical module and debugging and downloading method thereof |
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| CN110729265B (en) * | 2019-10-21 | 2021-08-24 | 青岛海信宽带多媒体技术有限公司 | Optical module and optical network device |
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| CN113076274B (en) * | 2021-04-30 | 2022-08-09 | 成都优博创通信技术有限公司 | Optical module and software program acquisition method |
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