CN103078917B - Embedded remote universal upgrading system based on general packet radio service (GPRS) and upgrading method based on embedded remote universal upgrading system - Google Patents
Embedded remote universal upgrading system based on general packet radio service (GPRS) and upgrading method based on embedded remote universal upgrading system Download PDFInfo
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Abstract
The invention relates to an embedded remote universal upgrading system based on general packet radio service (GPRS) and a upgrading method based on the embedded remote universal upgrading system, which aims at solving the problems of the existing manual upgrading way that the labor and the material resource are greatly wasted and the universality of the upgrading system is poor. When a remote device needs to be upgraded, relevant upgrading configuration of the remote device is conducted by the remote working personnel through a liquid crystal screen of a remote upgrading controller, then an upgrading request and own internet protocol (IP) address are transmitted to a server, the server transmits a corresponding upgrading program file through a special upgrading software on the server to begin the upgrading. After the upgrading is completed, the remote device returns and transmits an upgrading completion log to through the remote upgrading controller so as to notify the server that the remote upgrading is completed. The embedded remote universal upgrading system and the upgrading method are suitable for upgrading the remote device to be upgraded.
Description
Technical field
The present invention relates to a kind of embedded remote universal upgrade system and the upgrade method based on this system.
Background technology
Along with the raising required system intelligent, increasing embedded system is widely used in various automation control system, and often comprises multiple embedded system again in each automated system simultaneously.The software function upgrading of these embedded systems is inevitable.But in existing system, these embedded systems are upgraded the following problem of but ubiquity:
1, traditional upgrade method needs a large amount of time and manpower, high cost, inefficiency.
The traditional upgrading mode adopted both at home and abroad at present sends technical work personnel to on-the-spot, with the software upgrade job of special simulator at the on-the-spot finishing equipment of equipment use, do like this and not only lose time and manpower, inefficiency, and cost is very high.Meanwhile, the equipment after installation is generally not easy to dismounting, and this brings very large difficulty to the maintenance of terminal equipment and upgrading.
2, existing remote upgrade method does not possess versatility, cannot meet the demand of hardware compatibility.
The mode of existing remote upgrade is normally upgraded for a certain special equipment or system, does not have versatility and compatibility.When the main control chip of equipment changes, original upgrade-system just cannot use.Due to the develop rapidly of embedded technology, the hardware update speed of equipment is also more and more faster, and existing remote update system is not due to well compatible, and therefore its practicality is not strong, causes it to be difficult to popularize in an all-round way.
Summary of the invention
The present invention is the great wasting manpower and material resources of mode manually upgraded to solve existing current employing, and the problem of the poor universality of upgrade-system, thus provide a kind of based on the embedded remote universal upgrade system of GPRS and the upgrade method based on this system.
Based on the embedded remote universal upgrade system of GPRS, it comprises server 1 and remote upgrade controller 2;
Remote upgrade controller 2 comprises CPU module 21, GPRS communication module 22, power circuit 23 and serial port circuit 24, and the GPRS signal of described CPU module 21 inputs or outputs end and to export with the GPRS signal of GPRS communication module 22 or input is connected; Described GPRS communication module 22 carries out radio communication by GPRS network and server 1; The power supply signal output of power circuit 23 is connected with the power supply signal input of CPU module 21; CPU module 21 is connected with the main control chip of remote equipment to be upgraded by serial port circuit 24.
Based on the upgrade method of said system, it is characterized in that: it is realized by following steps:
Step one, remote upgrade controller initialize communications configure;
Step 2, send upgrade request by wireless network to server, described upgrade request comprises the IP address of remote upgrade controller;
Step 3, server judge whether the upgrade request receiving remote upgrade controller, if judged result is no, then perform step 3 one; If judged result is yes, then perform step 3 two;
Step 3 one, then server do not receive upgrade request under current time period, return and perform the upgrade request accepting state judgement that step 3 carries out subsequent time period;
Step 3 two, server send upgrading acknowledgement frame to remote upgrade controller, and perform step 4;
Step 4, remote upgrade controller judge whether the upgrading acknowledgement frame receiving server transmission, if judged result is yes, then perform step 6; If judged result is no, then perform step May Day;
Step May Day, remote upgrade controller judge whether if judged result is yes, then to perform step 5 one by one by the upgrading acknowledgement frame that continuous three time cycles do not receive server and send; If judged result is no, then return execution step 2;
Step 5 one by one, remote upgrade controller terminate upgrading;
Step 6, server judge whether to receive after three time cycles the new upgrade request that this remote upgrade controller sends; If judged result is yes, then returns and perform step 3 two; If judged result is no, then perform step 7;
Step 7, server send upgrade data frame to remote upgrade controller;
The upgrade data frame that step 8, remote upgrade controller reception server send, and the upgrade data frame received is sent to the main control chip of remote equipment to be upgraded;
Step 9, remote upgrade controller judge whether the main control chip of remote equipment to be upgraded upgrades complete, if judged result is yes, then perform step 10; If judged result is no, then perform step 9 one;
Step 9 one, server judge whether whole upgrade data frame is sent; If judged result is yes, then perform step 11; If judged result is no, then return execution step 7;
Step 10, remote upgrade controller send upgrading to server and complete Frame, and terminate upgrading, complete the remote radio upgrade of the main control chip of remote equipment to be upgraded;
Step 11, server receive upgrading and complete Frame, and terminate upgrading.
The long-range general-purpose built-in type system updating technology that the present invention is based on GPRS can realize the remote upgrade to equipment, makes device upgrade process become easy and rapid, thus reaches reduction upgrade cost, increases the object of equipment operating efficiency.Further, the long-range general-purpose built-in type system updating technology that the present invention is based on GPRS can meet the upgrade requirement of the different equipment of many main control chip types, possesses very strong compatibility and versatility, is adapted at actual industrial field and popularizes.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embedded remote universal upgrade system based on GPRS of the present invention; Fig. 2 is the structural representation of remote upgrade controller; Fig. 3 is server updating operating process schematic diagram in embodiment two; Fig. 4 is embodiment two medium-long range upgrade controller updating operation schematic flow sheet.
Embodiment
Embodiment one, composition graphs 1 and Fig. 2 illustrate this embodiment, and based on the embedded remote universal upgrade system of GPRS, it comprises server 1 and remote upgrade controller 2;
Remote upgrade controller 2 comprises CPU module 21, GPRS communication module 22, power circuit 23 and serial port circuit 24, and the GPRS signal of described CPU module 21 inputs or outputs end and to export with the GPRS signal of GPRS communication module 22 or input is connected; Described GPRS communication module 22 carries out radio communication by GPRS network and server 1; The power supply signal output of power circuit 23 is connected with the power supply signal input of CPU module 21; CPU module 21 is connected with the main control chip of remote equipment to be upgraded by serial port circuit 24.
Operation principle: server of the present invention is positioned at fixing geographical position and IP address, control whole escalation process for the program file that stores needed for remote upgrade, server can be that any one is connected to the Internet and the PC of special upgrade software is housed; GPRS network is the passage of remote upgrade procedure Program file transfer, and real network can select 2G or 3G two kinds of forms, and mobile device operator-selectable selects China Mobile, CHINAUNICOM or China Telecom, depending on concrete upgrade requirement; Remote upgrade controller is connected by serial ports with needing the remote equipment that carries out upgrading, mainly completes configuration remote equipment and to be correlated with upgrade function option, serve as the function of communications intermediary between remote equipment and server; Remote equipment can be the equipment possessing arbitrarily serial interface He be solidified with upgrade code, and its main control chip can be ARM, DSP or single-chip microcomputer, has the feature of versatility.
Remote upgrade controller composition 26S Proteasome Structure and Function illustrates: CPU module is the main control module of remote upgrade controller, controls other module coordination work; GPRS communication module is used for realizing GPRS communication function; Serial port circuit is for connecting the remote equipment of needs upgrading; Power circuit is used for powering to remote upgrade controller.
The difference of the embedded remote universal upgrade system based on GPRS described in embodiment two, this embodiment and embodiment one is, remote upgrade controller 2 also comprises liquid crystal display operation circuit 25; The liquid crystal display operation signal output of described liquid crystal display operation circuit 25 or input input or output to hold with the liquid crystal display operation signal of CPU module 21 and are connected.
In present embodiment, liquid crystal display operation circuit is as man-machine operation interface, and long-range staff can complete the corresponding associative operation of upgrading in configuration and escalation process of remote equipment by this module.
The difference of the embedded remote universal upgrade system based on GPRS described in embodiment three, this embodiment and embodiment one or two is, the main control chip of remote equipment to be upgraded is ARM.
The difference of the embedded remote universal upgrade system based on GPRS described in embodiment four, this embodiment and embodiment three is, the main control chip of remote equipment to be upgraded is DSP.
The difference of the embedded remote universal upgrade system based on GPRS described in embodiment five, this embodiment and embodiment one, two or four is, the main control chip of remote equipment to be upgraded is single-chip microcomputer.
Embodiment six, upgrade method based on embodiment one, it is realized by following steps:
Step one, remote upgrade controller initialize communications configure;
Step 2, send upgrade request by wireless network to server, described upgrade request comprises the IP address of remote upgrade controller;
Step 3, server judge whether the upgrade request receiving remote upgrade controller, if judged result is no, then perform step 3 one; If judged result is yes, then perform step 3 two;
Step 3 one, then server do not receive upgrade request under current time period, return and perform the upgrade request accepting state judgement that step 3 carries out subsequent time period;
Step 3 two, server send upgrading acknowledgement frame to remote upgrade controller, and perform step 4;
Step 4, remote upgrade controller judge whether the upgrading acknowledgement frame receiving server transmission, if judged result is yes, then perform step 6; If judged result is no, then perform step May Day;
Step May Day, remote upgrade controller judge whether if judged result is yes, then to perform step 5 one by one by the upgrading acknowledgement frame that continuous three time cycles do not receive server and send; If judged result is no, then return execution step 2;
Step 5 one by one, remote upgrade controller terminate upgrading;
Step 6, server judge whether to receive after three time cycles the new upgrade request that this remote upgrade controller sends; If judged result is yes, then returns and perform step 3 two; If judged result is no, then perform step 7;
Step 7, server send upgrade data frame to remote upgrade controller;
The upgrade data frame that step 8, remote upgrade controller reception server send, and the upgrade data frame received is sent to the main control chip of remote equipment to be upgraded;
Step 9, remote upgrade controller judge whether the main control chip of remote equipment to be upgraded upgrades complete, if judged result is yes, then perform step 10; If judged result is no, then perform step 9 one;
Step 9 one, server judge whether whole upgrade data frame is sent; If judged result is yes, then perform step 11; If judged result is no, then return execution step 7;
Step 10, remote upgrade controller send upgrading to server and complete Frame, and terminate upgrading, complete the remote radio upgrade of the main control chip of remote equipment to be upgraded;
Step 11, server receive upgrading and complete Frame, and terminate upgrading.
When remote equipment needs to upgrade, first remote equipment is upgraded configuration accordingly by the liquid crystal display screen of remote upgrade controller by long-range staff, then upgrade request and the IP address of self is sent to server, after server receives upgrade request, by staff by upgrade software special on server, corresponding ROMPaq file is sent, starts upgrading.After having upgraded, remote equipment is returned by remote upgrade controller and sends upgrading complement mark, and announcement server remote upgrade completes.The concrete upgrading flow process of server and remote upgrade controller as shown in Figure 3 and Figure 4.
The advantage of the invention is the following aspects:
(1) use GPRS communication mode to upgrade, achieve the remote upgrade of equipment, greatly reduce upgrade cost;
(2) adopt serial communication between updating apparatus and upgrade controller, highly versatile, be easy to realize, without the need to special simulator;
(3) upgrade-system has very strong compatibility, same set of system, can upgrade to much dissimilar equipment;
(4) operation is furnished with touch LCD screen, makes escalation process simple and convenient, operates without the need to special technical staff.
Embodiment seven, this embodiment are the further restrictions of embodiment six, and the main control chip of remote equipment to be upgraded is the main control chip of derrick crane.
Present embodiment can be applied in the remote upgrade of equipment in stacker crane system.Suppose that the central controller that derrick crane is supporting and black box all need remote update, central controller needs update algorithm, and black box needs to upgrade alarm parameters, and the main control chip of two equipment is respectively DSP and ARM, and all have cured ROMPaq.Now, only need first remote upgrade controller to be connected with tower machine central controller by serial ports, by liquid crystal display screen, central controller is upgraded configuration accordingly, then upgrade request is sent to server, the program file comprising new control algolithm is sent to remote upgrade controller by GPRS network by server, has controlled the escalation process of tower machine central controller.Then, disconnect the connection of remote upgrade controller and tower machine central controller, and itself and tower machine black box are connected together, repeat corresponding escalation process, the upgrading to tower machine black box can be completed.
Claims (6)
1., based on the upgrade method of the embedded remote universal upgrade system of GPRS, the described embedded remote universal upgrade system based on GPRS comprises server (1) and remote upgrade controller (2);
Remote upgrade controller (2) comprises CPU module (21), GPRS communication module (22), power circuit (23) and serial port circuit (24), and the GPRS signal of described CPU module (21) inputs or outputs end and to export with the GPRS signal of GPRS communication module (22) or input is connected; Described GPRS communication module (22) carries out radio communication by GPRS network and server (1); The power supply signal output of power circuit (23) is connected with the power supply signal input of CPU module (21); CPU module (21) is connected with the main control chip of remote equipment to be upgraded by serial port circuit (24);
It is characterized in that: based on the upgrade method of the embedded remote universal upgrade system of GPRS, realized by following steps:
Step one, remote upgrade controller initialize communications configure;
Step 2, send upgrade request by wireless network to server, described upgrade request comprises the IP address of remote upgrade controller;
Step 3, server judge whether the upgrade request receiving remote upgrade controller, if judged result is no, then perform step 3 one; If judged result is yes, then perform step 3 two;
Step 3 one, then server do not receive upgrade request under current time period, return and perform the upgrade request accepting state judgement that step 3 carries out subsequent time period;
Step 3 two, server send upgrading acknowledgement frame to remote upgrade controller, and perform step 4;
Step 4, remote upgrade controller judge whether the upgrading acknowledgement frame receiving server transmission, if judged result is yes, then perform step 6; If judged result is no, then perform step May Day;
Step May Day, remote upgrade controller judge whether if judged result is yes, then to perform step 5 one by one by the upgrading acknowledgement frame that continuous three time cycles do not receive server and send; If judged result is no, then return execution step 2;
Step 5 one by one, remote upgrade controller terminate upgrading;
Step 6, server judge whether to receive after three time cycles the new upgrade request that this remote upgrade controller sends; If judged result is yes, then returns and perform step 3 two; If judged result is no, then perform step 7;
Step 7, server send upgrade data frame to remote upgrade controller;
The upgrade data frame that step 8, remote upgrade controller reception server send, and the upgrade data frame received is sent to the main control chip of remote equipment to be upgraded;
Step 9, remote upgrade controller judge whether the main control chip of remote equipment to be upgraded upgrades complete, if judged result is yes, then perform step 10; If judged result is no, then perform step 9 one;
Step 9 one, server judge whether whole upgrade data frame is sent; If judged result is yes, then perform step 11; If judged result is no, then return execution step 7;
Step 10, remote upgrade controller send upgrading to server and complete Frame, and terminate upgrading, complete the remote radio upgrade of the main control chip of remote equipment to be upgraded;
Step 11, server receive upgrading and complete Frame, and terminate upgrading.
2. the upgrade method of the embedded remote universal upgrade system based on GPRS according to claim 1, is characterized in that the main control chip of remote equipment to be upgraded is the main control chip of derrick crane.
3. the upgrade method of the embedded remote universal upgrade system based on GPRS according to claim 1, it is characterized in that in the embedded remote universal upgrade system based on GPRS, remote upgrade controller (2) also comprises liquid crystal display operation circuit (25); The liquid crystal display operation signal output of described liquid crystal display operation circuit (25) or input input or output to hold with the liquid crystal display operation signal of CPU module (21) and are connected.
4. the upgrade method of the embedded remote universal upgrade system based on GPRS according to claim 1, is characterized in that, in the embedded remote universal upgrade system based on GPRS, the main control chip of remote equipment to be upgraded is ARM.
5. the upgrade method of the embedded remote universal upgrade system based on GPRS according to claim 1, is characterized in that, in the embedded remote universal upgrade system based on GPRS, the main control chip of remote equipment to be upgraded is DSP.
6. the upgrade method of the embedded remote universal upgrade system based on GPRS according to claim 1, is characterized in that, in the embedded remote universal upgrade system based on GPRS, the main control chip of remote equipment to be upgraded is single-chip microcomputer.
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| CN103440142A (en) * | 2013-07-22 | 2013-12-11 | 珠海中慧微电子有限公司 | GPRS (General Packet Radio Service)-based remote upgrade and dynamic loading method |
| CN104935547B (en) * | 2014-03-17 | 2020-04-03 | 腾讯科技（深圳）有限公司 | Modification method and device for application software resources |
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| CN105759746B (en) * | 2014-12-18 | 2018-07-27 | 深圳市深蓝电子股份有限公司 | The online updating method of DDC controller control strategies based on Lonworks communication protocols |
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| CN105159109B (en) * | 2015-08-20 | 2018-07-13 | 浙江中科领航汽车电子有限公司 | A kind of PLC controller remote update system |
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