CN204965406U - System and upgrading equipment that on -vehicle communication terminal upgrades - Google Patents
System and upgrading equipment that on -vehicle communication terminal upgrades Download PDFInfo
- Publication number
- CN204965406U CN204965406U CN201520528476.2U CN201520528476U CN204965406U CN 204965406 U CN204965406 U CN 204965406U CN 201520528476 U CN201520528476 U CN 201520528476U CN 204965406 U CN204965406 U CN 204965406U
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- upgrade
- main control
- control module
- file
- communication terminal
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Abstract
The utility model relates to a system and upgrading equipment that on -vehicle communication terminal upgrades. This system includes on -vehicle communication terminal, upgrading equipment and CAN bus. Upgrading equipment is connected with CAN bus communication for acquire required upgrading file and send upgrade order and upgrading file to on -vehicle communication terminal through the CAN bus. On -vehicle communication terminal and CAN bus communication are connected for receive through the CAN bus and come from upgrading equipment upgrade and order and the upgrading file to utilize the upgrading file to upgrade after getting into the upgrading mode according to the order of upgrading. This system, upgrading apparatus and method for are upgraded through the communication networking of vehicle itself, need not to dismantle on -vehicle communication terminal to get off to upgrade, and on -vehicle communication terminal's upgrading is succinct more effective, and to a great extent has improved security level to greatly optimize the operation who upgrades, reduced the cost of upgrading.
Description
Technical field
The utility model relates to vehicle mounted communication terminal, more particularly, relates to a kind of system and updating apparatus of vehicle mounted communication terminal staging.
Background technology
Current vehicle carrier communication product, owing to being subject to the restriction of vehicular applications, requires that security performance is all very high, and therefore a lot of communication apparatus is after being installed to vehicle, is difficult to be removed upgrade.
Utility model content
The technical problems to be solved in the utility model is, provides a kind of system, updating apparatus of vehicle mounted communication terminal staging, can simply and easily for vehicle mounted communication terminal is upgraded.
The utility model solves the technical scheme that its technical matters adopts: the system constructing a kind of vehicle mounted communication terminal staging, comprises vehicle mounted communication terminal, updating apparatus and CAN,
Described updating apparatus and described CAN communicate to connect, for obtaining required upgrade file and sending upgrade command and described upgrade file extremely described vehicle mounted communication terminal by described CAN;
Described vehicle mounted communication terminal and described CAN communicate to connect, for being received described upgrade command from described updating apparatus and upgrade file by described CAN, and described upgrade file is utilized to upgrade after entering upgrade mode according to described upgrade command.
Preferably, described updating apparatus comprises the first main control module, the file fetch interface communicated to connect with described first main control module, the first CAN controller, external command receiver module, and the first CAN transceiver communicated to connect with described first CAN controller, wherein
Described first main control module, when the access of described file fetch interface stores the memory device of described upgrade file, reads described upgrade file by described file fetch interface from memory device and to go forward side by side row cache; And order according to the triggering command generation upgrade command that described external command receiver module receives with controlling to export and export described first CAN controller to; Described first main control module also exports described upgrade file to described first CAN controller, and described first controller exports described first CAN transceiver of order control according to described control and sends described upgrade command and described upgrade file.
Preferably, described vehicle mounted communication terminal comprises the second main control module, the second CAN controller communicated to connect with described second main control module, upgrading processing module, and the second CAN transceiver communicated to connect with described second CAN controller, wherein,
Described second CAN transceiver is after receiving described upgrade command and described upgrade file, be sent to described second main control module by described second CAN controller, described second main control module controls described upgrading processing module according to described upgrade command and utilizes described upgrade file to upgrade.
Preferably, described updating apparatus also comprises the storer be connected with described first main control module, described upgrade file is also exported to described storer and stores by described first main control module after the described upgrade file receiving the transmission of described file fetch interface, so that next time is when upgrading to vehicle mounted communication terminal, described first main control module directly obtains described upgrade file from described storer.
Preferably, described first main control module and described second main control module are MCU main control module.
The utility model also provides a kind of updating apparatus for upgrading to car-mounted terminal, comprise the first main control module, the file fetch interface communicated to connect with described first main control module, the first CAN controller, external command receiver module, and the first CAN transceiver to communicate to connect with described first CAN controller, wherein
Described first main control module, when the access of described file fetch interface stores the memory device of described upgrade file, reads described upgrade file by described file fetch interface from memory device and to go forward side by side row cache; And order according to the triggering command generation upgrade command that described external command receiver module receives with controlling to export and export described first CAN controller to; Described first main control module also exports described upgrade file to described first CAN controller, and described first CAN controller exports described first CAN transceiver of order control according to described control and sends described upgrade command and described upgrade file.
Preferably, also comprise the storer for storing described upgrade file be connected with described first main control module, and the first power management module for powering to described updating apparatus.
Implement the utility model, there is following beneficial effect: upgrade command and upgrade file are sent to vehicle mounted communication terminal by CAN by updating apparatus, control vehicle mounted communication terminal by upgrade command and enter upgrade mode, vehicle mounted communication terminal is upgraded according to upgrade file.This system and method is upgraded by the communication network of vehicle itself, upgrade without the need to vehicle mounted communication terminal is disassembled, the upgrading of vehicle mounted communication terminal is more effectively succinct, greatly enhance safe class, and greatly optimize the mode of operation of upgrading, reduce the cost of upgrading.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 is the theory structure schematic diagram of the system of the utility model vehicle mounted communication terminal staging;
Fig. 2 is the first pass schematic diagram of the method for the utility model vehicle mounted communication terminal staging;
Fig. 3 is method second schematic flow sheet of the utility model vehicle mounted communication terminal staging;
Fig. 4 is method the 3rd schematic flow sheet of the utility model vehicle mounted communication terminal staging.
Embodiment
As shown in Figure 1, in the first embodiment of the system of the utility model vehicle mounted communication terminal staging, comprise vehicle mounted communication terminal 2, updating apparatus 1 and CAN 3.
Updating apparatus 1 and CAN 3 communicate to connect, for obtaining required upgrade file and sending upgrade command and upgrade file to vehicle mounted communication terminal 2 by CAN 3.
Updating apparatus 1 comprises the first main control module 11, first CAN controller 12, first CAN transceiver 13, file fetch interface 14, first power management module 15, external command receiver module 16 and storer 17.Wherein, the first power management module 15 and storer 17 are optional modules, also can not arrange in certain embodiments.Such as, can power by external power supply, and from external memory, obtain upgrade file during each upgrading.In addition, the first main control module 11 can adopt MCU main control module.
File fetch interface 14, first CAN controller 12, external command receiver module 16 and the first main control module 11 communicate to connect, and the first CAN transceiver 13 and the first CAN controller 12 communicate to connect.First main control module 11, when file fetch interface 14 access stores the memory device of upgrade file, reads upgrade file by file fetch interface 14 from memory device, and this upgrade file is carried out buffer memory.When user inputs triggering command to external command receiver module 16, external command receiver module 16 exports triggering command to first main control module 11 after reception triggering command.Here, the memory device of incoming file fetch interface 14 can be computer or storage card.In another embodiment, upgrade file can be stored in storer 17 in advance, and the first main control module 11 directly can read upgrade file from storer 17.
First main control module 11 is according to the triggering command generation upgrade command received and control to export order, and exports upgrade command, upgrade file and control output order to first CAN controller 12.First CAN controller 12 exports order control first CAN transceiver 13 according to the control received and sends upgrade command and upgrade file.First CAN controller 12 is the interface circuit of the first main control module 11, and main first CAN transceiver 13 that coordinates carries out work.
Wherein, communicated to connect by CAN communication network between first CAN transceiver 13 and CAN 3, CAN communication network is the communication network that vehicle itself has had, all vehicle electronics can be linked in this communication network according to selection, and this communication network is that all electronic equipments provide unified, communication underlying physical medium easily.Vehicle body CAN communication network is connected with an OBD interface for vehicle diagnostics usually, and the first CAN transceiver 13 is communicated to connect by OBD interface and CAN 3 easily, nondestructively can access vehicle CAN communication network by this OBD interface.
When updating apparatus 1 also comprises be connected with the first main control module 11 storer 17 and/or first power management module 15, first main control module 11 also exports this upgrade file to storer 17 and stores after the upgrade file receiving the transmission of file fetch interface 14, so that next time is when upgrading to vehicle mounted communication terminal, the first main control module 11 directly obtains upgrade file from storer 17.First power management module 15 is powered for giving updating apparatus 1.
Vehicle mounted communication terminal 2 and CAN 3 communicate to connect, and for being received upgrade command from updating apparatus 1 and upgrade file by CAN 3, and enter upgrade mode according to upgrade command, utilize upgrade file to upgrade again afterwards entering upgrade mode.
Vehicle mounted communication terminal 2 comprises the second main control module 21, second CAN controller 22, second CAN transceiver 23, upgrading processing module 24 and second source administration module 25.Wherein, the second main control module 21 can adopt MCU main control module.Second source administration module 25 is powered for giving vehicle mounted communication terminal 2.
Second CAN controller 22 and upgrading processing module 24 and the second main control module 21 communicate to connect, and the second CAN transceiver 23 and the second CAN controller 22 communicate to connect.
Second CAN transceiver 23 is after receiving upgrade command and upgrade file, upgrade command and upgrade file are sent to the second CAN controller 22, the second main control module 21 is sent to by the second CAN controller 22, second main control module 21 controls upgrading processing module 24 according to upgrade command and enters upgrade mode, second main control module 21 also exports upgrade file to upgrading processing module 24 simultaneously, and upgrading processing module 24 utilizes upgrade file to upgrade after entering upgrade mode.Second CAN controller 22 is the interface circuit of the second main control module 21, and main second CAN transceiver 23 that coordinates carries out work.
The utility model also provides a kind of method of vehicle mounted communication terminal staging, and as shown in Figure 2, the method that Fig. 2 shows vehicle mounted communication terminal staging comprises the steps:
S1, updating apparatus 1 export upgrade command and upgrade file to vehicle mounted communication terminal 2 by CAN 3.
S2, vehicle mounted communication terminal 2 obtain upgrade command from updating apparatus 1 and upgrade file by CAN 3, according to upgrade file upgrade after entering upgrade mode according to upgrade command.
As shown in Figure 3, Fig. 3 shows the step that above-mentioned steps S1 specifically comprises:
First main control module 11 of S11, updating apparatus 1 has access to the memory device storing upgrade file at file fetch interface 14 after, obtain upgrade file by file fetch interface 14 and to go forward side by side row cache.
S12, external command receiver module 16 receive the triggering command of input and export the first main control module 11 to, first main control module 11 generates upgrade command according to triggering command and controls to export and orders and export the first CAN controller 12 to, and upgrade file is also exported to the first CAN controller 12 by the first main control module 11.
S13, the first CAN controller 12 export order control first CAN transceiver 13 according to control, by CAN 3, upgrade file and upgrade command are sent to vehicle mounted communication terminal 2.
As shown in Figure 4, Fig. 4 shows the step that above-mentioned steps S2 specifically comprises:
Second CAN transceiver 23 of S21, vehicle mounted communication terminal 2 is received from the upgrade command of updating apparatus 1 and upgrade file by CAN 3 and is uploaded to the second CAN controller 22.
S22, the second CAN controller 22 receive upgrade command and upgrade file and export the second main control module 21 to.
S23, the second main control module 21 control upgrading processing module 24 according to upgrade command and utilize upgrade file to upgrade.
In sum, first main control module 11 is after file fetch interface 14 access stores the memory device of upgrade file, just upgrade file is obtained from memory device, receive the triggering command exported from external command receiver module 16 and generate upgrade command, control the first CAN transceiver 13 by the first CAN controller 12 upgrade command and upgrade file are exported, second CAN transceiver 23 of vehicle mounted communication terminal 2 receives upgrade command and the upgrade file of the first CAN transceiver 13 output by CAN 3, by the second CAN controller 22, upgrade command and upgrade file are uploaded to the second main control module 21, second main control module 21 utilizes upgrade command to control upgrading processing module 24 and enters upgrade mode, upgrade file is exported to upgrading processing module 24 to upgrade simultaneously.
The above-mentioned whole escalation process to vehicle mounted communication terminal, take full advantage of the CAN communication network of vehicle, upgrade again without the need to vehicle mounted communication terminal is disassembled, conveniently complete the software upgrading to vehicle-mounted Product Terminal in situation, avoid and remove the risk that mobile unit may cause vehicle damage, greatly enhance safe class, greatly convenient for users, reduce the cost of upgrading.
Understandable, above embodiment only have expressed preferred implementation of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims; It should be noted that, for the person of ordinary skill of the art, without departing from the concept of the premise utility, independent assortment can be carried out to above-mentioned technical characterstic, can also make some distortion and improvement, these all belong to protection domain of the present utility model; Therefore, all equivalents of doing with the utility model right and modification, all should belong to the covering scope of the utility model claim.
Claims (7)
1. a system for vehicle mounted communication terminal staging, is characterized in that, comprises vehicle mounted communication terminal (2), updating apparatus (1) and CAN (3),
Described updating apparatus (1) and described CAN (3) communicate to connect, for obtaining required upgrade file and sending upgrade command and described upgrade file extremely described vehicle mounted communication terminal (2) by described CAN (3);
Described vehicle mounted communication terminal (2) and described CAN (3) communicate to connect, for being received from the described upgrade command of described updating apparatus (1) and upgrade file by described CAN (3), and described upgrade file is utilized to upgrade after entering upgrade mode according to described upgrade command.
2. the system of vehicle mounted communication terminal staging according to claim 1, it is characterized in that, described updating apparatus (1) comprises the first main control module (11), the file fetch interface (14) communicated to connect with described first main control module (11), the first CAN controller (12), external command receiver module (16), and the first CAN transceiver (13) to communicate to connect with described first CAN controller (12), wherein
Described first main control module (11), when the access of described file fetch interface (14) stores the memory device of described upgrade file, is read described upgrade file by described file fetch interface (14) from memory device and to be gone forward side by side row cache; And order according to the triggering command generation upgrade command that described external command receiver module (16) receives with controlling to export and export described first CAN controller (12) to; Described upgrade file is also exported to described first CAN controller (12) by described first main control module (11), and described first CAN controller (12) exports described first CAN transceiver (13) of order control according to described control and sends described upgrade command and described upgrade file.
3. the system of vehicle mounted communication terminal staging according to claim 2, it is characterized in that, described vehicle mounted communication terminal (2) comprises the second main control module (21), the second CAN controller (22) communicated to connect with described second main control module (21), upgrading processing module (24), and the second CAN transceiver (23) to communicate to connect with described second CAN controller (22), wherein
Described second CAN transceiver (23) is after receiving described upgrade command and described upgrade file, be sent to described second main control module (21) by described second CAN controller (22), described second main control module (21) controls described upgrading processing module (24) according to described upgrade command and utilizes described upgrade file to upgrade.
4. the system of vehicle mounted communication terminal staging according to claim 3, it is characterized in that, described updating apparatus (1) also comprises the storer (17) be connected with described first main control module (11), described upgrade file is also exported to described storer (17) and stores by described first main control module (11) after receiving the described upgrade file that transmits of described file fetch interface (14), so that next time is when upgrading to vehicle mounted communication terminal, described first main control module (11) directly obtains described upgrade file from described storer (17).
5. the system of the vehicle mounted communication terminal staging according to any one of claim 1-4, is characterized in that, described first main control module (11) and described second main control module (21) are MCU main control module.
6. the updating apparatus for upgrading to car-mounted terminal, it is characterized in that, comprise the first main control module (11), the file fetch interface (14) communicated to connect with described first main control module (11), the first CAN controller (12), external command receiver module (16), and the first CAN transceiver (13) to communicate to connect with described first CAN controller (12), wherein
Described first main control module (11), when the access of described file fetch interface (14) stores the memory device of upgrade file, is read described upgrade file by described file fetch interface (14) from memory device and to be gone forward side by side row cache; And order according to the triggering command generation upgrade command that described external command receiver module (16) receives with controlling to export and export described first CAN controller (12) to; Described upgrade file is also exported to described first CAN controller (12) by described first main control module (11), and described first CAN controller (12) exports described first CAN transceiver (13) of order control according to described control and sends described upgrade command and described upgrade file.
7. updating apparatus according to claim 6, it is characterized in that, also comprise the storer (17) for storing described upgrade file be connected with described first main control module (11), and the first power management module (15) for powering to described updating apparatus (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520528476.2U CN204965406U (en) | 2015-07-20 | 2015-07-20 | System and upgrading equipment that on -vehicle communication terminal upgrades |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520528476.2U CN204965406U (en) | 2015-07-20 | 2015-07-20 | System and upgrading equipment that on -vehicle communication terminal upgrades |
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| CN204965406U true CN204965406U (en) | 2016-01-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520528476.2U Expired - Fee Related CN204965406U (en) | 2015-07-20 | 2015-07-20 | System and upgrading equipment that on -vehicle communication terminal upgrades |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105068825A (en) * | 2015-07-20 | 2015-11-18 | 深圳市赛格导航科技股份有限公司 | Upgrading system and method for vehicle-loaded communication terminal and upgrading device |
| CN107506210A (en) * | 2017-08-16 | 2017-12-22 | 芜湖恒天易开软件科技股份有限公司 | Mobile unit program upgrade system |
| CN107748669A (en) * | 2017-12-08 | 2018-03-02 | 广东思派康电子科技有限公司 | A kind of software updating apparatus and method |
-
2015
- 2015-07-20 CN CN201520528476.2U patent/CN204965406U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105068825A (en) * | 2015-07-20 | 2015-11-18 | 深圳市赛格导航科技股份有限公司 | Upgrading system and method for vehicle-loaded communication terminal and upgrading device |
| CN107506210A (en) * | 2017-08-16 | 2017-12-22 | 芜湖恒天易开软件科技股份有限公司 | Mobile unit program upgrade system |
| CN107748669A (en) * | 2017-12-08 | 2018-03-02 | 广东思派康电子科技有限公司 | A kind of software updating apparatus and method |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160113 Termination date: 20170720 |
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| CF01 | Termination of patent right due to non-payment of annual fee |