CN1207666C - Microcomputer operation program backing-up device in electronic product - Google Patents
Microcomputer operation program backing-up device in electronic product Download PDFInfo
- Publication number
- CN1207666C CN1207666C CN 02129124 CN02129124A CN1207666C CN 1207666 C CN1207666 C CN 1207666C CN 02129124 CN02129124 CN 02129124 CN 02129124 A CN02129124 A CN 02129124A CN 1207666 C CN1207666 C CN 1207666C
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- micro computer
- area network
- electronic product
- local area
- traffic pilot
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Abstract
The present invention provides a microcomputer operation program backup device in an electronic product. The backup device comprises a microcomputer, a main storage, serial interfaces, an auxiliary storage, a multiplexer and a change-over switch, wherein the microcomputer is used as a local area network server; the main storage is used for storing the operation programs and the communication protocols of the electronic products in a local area network; the serial interfaces are used for connecting the electronic products; the auxiliary storage is used for storing the backup operation programs and the communication protocols of the electronic products in the local area network. The present invention has the advantages of simple structure and convenient operation and uses simple switching operation to restore the operation programs. Under the condition that the storages are not damaged, the communication protocols of household electronic products can be changed so that the stability of a local area network system is improved and the replacement of fittings and repairing expenses are reduced.
Description
Technical field
The present invention relates to a kind of operation program backing-up device of micro computer, particularly relate to the operation program backing-up device of micro computer in a kind of electronic product.
Background technology
At present, along with increasing domestic electronic appliances generally adopt microcomputerized control, the control of domestic electronic appliances develops to robotization, networked direction.The initial stage of domestic electronic appliances robotization control generally is to control certain domestic electronic appliance by phone or infrared remote controller.In recent years, people connected into a network (LAN (Local Area Network)) with the various domestic electronic appliances in the family, can realize the networking control of domestic electronic appliances to the control of a plurality of domestic electronic appliances in the LAN (Local Area Network) by a webserver.
As shown in Figure 1, general domestic electronic appliances LAN (Local Area Network) comprises: as the micro computer 10 of LAN server, be used for storing memory of data 11, serial interface 12 and be connected each domestic electronic appliances (not shown) (as PC, washing machine, refrigerator, micro-wave oven etc.) on the serial interface 12.Configure in storer 11 in advance after the running parameter of each domestic electronic appliances, the micro computer 10 that is used as LAN server just can be controlled the operation of each domestic electronic appliances automatically according to these running parameters, greatly facilitates the user.
But, be connected domestic electronic appliances such as PC on the LAN (Local Area Network), washing machine, refrigerator, micro-wave oven because manufacturer's difference, the communication protocol that its serial interface is suitable for also is not quite similar, therefore must the converts communications agreement to adapt to different domestic electronic appliances.This just need install new communication protocol in storer 11, and being installed in storer 11, new communication protocols parliament cause the current running program of using to change, the current running program of using is destroyed, thereby caused interior some domestic electronic appliance of LAN (Local Area Network) not have response or run-time error.When problem is serious, even can cause the damage of hardware in micro computer 10 or the storer 11, have to change the mainboard of micro computer 10 sometimes, go up the time that brings and economically greater loss to the user.
Summary of the invention
Technical matters to be solved by this invention is, the operation program backing-up device of micro computer in a kind of electronic product is provided, and its running program and network device hardware suffer damage when preventing the communication protocol of micro computer in the conversion electron product.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is: the operation program backing-up device of micro computer comprises in the electronic product of the present invention: as the primary memory of micro computer, the running program that is used for storing each electronic product in the LAN (Local Area Network) and the communication protocol of LAN server, be used for connecting each electronic product serial interface, be used for the backup operation program of each electronic product and supplementary storage, traffic pilot and the switch of communication protocol in the storage area network; Between described micro computer and the serial interface, between micro computer and the traffic pilot, between traffic pilot and the primary memory, traffic pilot has data line to be connected respectively with supplementary storage; Described switch is connected with traffic pilot; Can control the duty of traffic pilot by switch, make that the data line between micro computer and primary memory or the supplementary storage is switched on.
The invention has the beneficial effects as follows: simple in structure, easy to operate.Utilize simple switching manipulation to come the recovery operation program, under the situation of not damaging storer, i.e. the communication protocol of variable domestic electronic appliances, thus improved the stability of LAN system, reduce and change the accessory and the cost of repairs.
Description of drawings
Fig. 1 is the block scheme of existing domestic electronic appliances LAN (Local Area Network);
Fig. 2 is the calcspar of the operation program backing-up device embodiment of micro computer in the electronic product of the present invention.
Among the figure:
10: micro computer 11: primary memory
12: serial interface 21: supplementary storage
22: traffic pilot 23: switch
Embodiment
Below in conjunction with the drawings and specific embodiments the present invention is described in further detail:
As shown in Figure 2, the operation program backing-up device of micro computer comprises in the electronic product of the present invention: as the primary memory 11 of micro computer 10, the running program that is used for storing each electronic product in the LAN (Local Area Network) and the communication protocol of LAN server, be used for connecting each electronic product serial interface 12, be used for the backup operation program of each electronic product and supplementary storage 21, traffic pilot 22 and the switch 23 of communication protocol in the storage area network; Between described micro computer 10 and the serial interface 12, between micro computer 10 and the traffic pilot 22, between traffic pilot 22 and the primary memory 11, traffic pilot 22 has data line to be connected respectively with supplementary storage 21; Described switch 23 is connected with traffic pilot 22; Can control the duty of traffic pilot 22 by switch 23, make that the data line between micro computer 10 and primary memory 11 or the supplementary storage 21 is switched on.
Certainly, the operation program backing-up device of micro computer also comprises power supply connecting device in the electronic product of the present invention, but the power supply connecting device of its power supply connecting device and ordinary electronic product is identical, repeats no more here.
The course of work to present embodiment is illustrated below:
Connect each domestic electronic appliances on the serial interface 12 in electronic product shown in Figure 2 in the operation program backing-up device of micro computer, form LAN (Local Area Network).When LAN (Local Area Network) was normally moved, the data line between micro computer 10 and the primary memory 11 kept on-state, and micro computer 10 is controlled the operation of each domestic electronic appliances according to preestablishing and be stored in primary memory 11 interior running programs.
When for a certain reason, be stored in that certain domestic electronic appliances running program in the primary memory 11 are damaged or its communication protocol need change the time, these domestic electronic appliances just can't normally operation under micro computer 10 controls.
In these cases, can utilize the operation program backing-up device safety of micro computer in the electronic product of the present invention and recover impaired running program easily or change communication protocol.
At first, introduce the method for the running program of recovering impaired:
When the user finds that certain domestic electronic appliance can't normally move because of running program is impaired, powered-down at first, change the duty of traffic pilot 22 by switch 23, make the data line between micro computer 10 and the primary memory 11 disconnect, and the data line between micro computer 10 and the supplementary storage 21 is connected; Then, energized, at this moment micro computer 10 is just controlled these domestic electronic appliances and is normally moved according to preestablishing and be stored in running programs in the supplementary storage 21.The user can also recover the running program of these domestic electronic appliances in the main memory device 11 by network service, after running program is resumed, but powered-down, change the duty of traffic pilot 22 by switch 23, make the data line between micro computer 10 and the supplementary storage 21 disconnect, and the data line between micro computer 10 and the primary memory 11 is connected, energized then, micro computer 10 have just been controlled the operation of these domestic electronic appliances according to the running programs that are stored in the primary memory 11.
Then, introduce the method for change communication protocol:
When the user finds that certain domestic electronic appliance can't normally move because of needs change communication protocol, powered-down at first, change the duty of traffic pilot 22 by switch 23, make the data line between micro computer 10 and the primary memory 11 disconnect, and the data line between micro computer 10 and the supplementary storage 21 is connected; Then, energized, at this moment micro computer 10 is just controlled these domestic electronic appliances and is normally moved according to preestablishing and be stored in running programs in the supplementary storage 21.At this moment, the user can be stored in the communication protocol of these domestic electronic appliances in the primary memory 11 by the network service change, the communication protocol change finishes after the change, but powered-down, change the duty of traffic pilot 22 by switch 23, make the data line between micro computer 10 and the supplementary storage 21 disconnect, and the data line between micro computer 10 and the primary memory 11 is connected, energized then, micro computer 10 have just been controlled the operation of these domestic electronic appliances according to communication protocol and running program after the change in the primary memory 11.
Claims (1)
1. the operation program backing-up device of micro computer in the electronic product is characterized in that: comprising: as the micro computer (10) of LAN server, be used for storing the running program and the communication protocol of each electronic product in the LAN (Local Area Network) primary memory (11), be used for connecting each electronic product serial interface (12), be used for the backup operation program of each electronic product and supplementary storage (21), traffic pilot (22) and the switch (23) of communication protocol in the storage area network; Between described micro computer (10) and the serial interface (12), between micro computer (10) and the traffic pilot (22), between traffic pilot (22) and the primary memory (11), traffic pilot (22) has data line to be connected respectively with supplementary storage (21); Described switch (23) is connected with traffic pilot (22); Can control the duty of traffic pilot (22) by switch (23), make that the data line between micro computer (10) and primary memory (11) or the supplementary storage (21) is switched on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02129124 CN1207666C (en) | 2002-08-19 | 2002-08-19 | Microcomputer operation program backing-up device in electronic product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02129124 CN1207666C (en) | 2002-08-19 | 2002-08-19 | Microcomputer operation program backing-up device in electronic product |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1474285A CN1474285A (en) | 2004-02-11 |
| CN1207666C true CN1207666C (en) | 2005-06-22 |
Family
ID=34143991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02129124 Expired - Fee Related CN1207666C (en) | 2002-08-19 | 2002-08-19 | Microcomputer operation program backing-up device in electronic product |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1207666C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100410893C (en) * | 2005-09-28 | 2008-08-13 | 联想(北京)有限公司 | Method and apparatus for master-controlled applied programm of self-repairing built-in equipment |
-
2002
- 2002-08-19 CN CN 02129124 patent/CN1207666C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1474285A (en) | 2004-02-11 |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050622 Termination date: 20120819 |