CN112379908A - Agricultural machinery positioning terminal remote firmware upgrading system based on Aliyun platform - Google Patents
Agricultural machinery positioning terminal remote firmware upgrading system based on Aliyun platform Download PDFInfo
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Abstract
The invention discloses an agricultural machinery positioning terminal remote firmware upgrading system based on an Aliyun platform, which adopts the technical scheme that: including MCU module, communication interface module, GPRS transmission module, orientation module and server, its characterized in that: the MCU module is electrically connected with the communication interface module, the communication interface module is electrically connected with the GPRS transmission module and the positioning module, and the GPRS transmission module and the positioning module are electrically connected with the server, so that the invention has the beneficial effects that: the firmware upgrading efficiency is high, the operation is simple and convenient, and the development cost is lower.
Description
Technical Field
The invention relates to the field of firmware, in particular to an agricultural machinery positioning terminal remote firmware upgrading system based on an Ali cloud platform.
Background
The firmware is a program written into an EPROM, an erasable programmable read-only memory, or an EEPROM, an electrically erasable programmable read-only memory.
The firmware refers to a device driver stored in the device, and through the firmware, the operating system can implement the operation of a specific machine according to a standard device driver, for example, the optical disc drive and the recorder have internal firmware.
Firmware is software that serves as the most basic and bottom layer of a system, and in a hardware device, firmware is the soul of the hardware device, because some hardware devices have no other software components except for firmware, the firmware determines the functions and performance of the hardware device.
The prior art has the following defects: the existing firmware is generally stored in an electrically erasable read-only memory EEPROM or FLASH chip in equipment, generally a program which can be upgraded by a user through a specific refreshing program is adopted, in the application of the existing embedded field, the equipment is generally updated by firmware, and the like, professional equipment such as a programmer/downloader and the like is generally used for burning the programmed program into the embedded equipment, and each equipment is required to be connected with a computer through the programmer/downloader for the purpose of downloading, so the method can only be used for upgrading the equipment which needs to be upgraded one by one, has tedious connection, much repeatability, tedious upgrading and low efficiency, is complex in later-stage upgrading maintenance, and the general method for remotely upgrading the firmware at a terminal needs the user to build an FTP server and develop a corresponding platform or APP, high development cost and long development period.
Therefore, the agricultural machinery positioning terminal remote firmware upgrading system based on the Aliyun platform is necessary to be invented.
Summary of the invention
Therefore, the agricultural machinery positioning terminal remote firmware upgrading system based on the Ali cloud platform is characterized in that a GPRS module is used for executing a dial-up networking process to be connected to the Ali cloud platform, then a theme is subscribed through MQTT, the firmware version number of the agricultural machinery positioning terminal is reported, then the theme is subscribed, the Ali cloud platform can issue firmware information of the agricultural machinery positioning terminal through the theme, finally the agricultural machinery positioning terminal receives upgraded firmware issued by the Ali cloud, and the upgraded firmware is checked successfully and then enters a BootLoader program to complete firmware upgrading, so that the problems of complex upgrading, low efficiency, complex later-stage upgrading maintenance, high development cost and long development period are solved.
In order to achieve the above purpose, the invention provides the following technical scheme: the utility model provides an agricultural machinery positioning terminal remote firmware upgrading system based on Ali cloud platform, includes MCU module, communication interface module, GPRS transmission module, orientation module and server, its characterized in that: the MCU module is electrically connected with the communication interface module, the communication interface module is electrically connected with the GPRS transmission module and the positioning module, and the GPRS transmission module is electrically connected with the positioning module and the server.
Preferably, the MCU module is set as an MCU controller, the MCU controller is a protocol frame forming subscription and release of firmware upgrading of the agricultural machinery positioning terminal, and firmware information sent by the GPRS module is read and analyzed for verification.
Preferably, the communication interface module is set as a USART interface, and the MCU module sends the data packet to the GPRS transmission module through the communication interface module.
Preferably, the GPRS transmission module is set to GPRS, the GPRS transmission module receives the longitude and latitude information of the agricultural machine terminal module through the MCU module, and the GPRS transmission module sends the longitude and latitude information to the server in a radio frequency mode.
Preferably, the positioning module is set to be GPS and Beidou positioning, the positioning module obtains longitude and latitude information of the agricultural machine terminal module through the GPS and the Beidou positioning, and the positioning module transmits the longitude and latitude information to the MCU module.
Preferably, the server is set as an Ali cloud platform, and the server receives longitude and latitude information of the agricultural machine terminal module through the GPRS transmission module.
Preferably, the method further comprises an upgrading method, and the specific steps are as follows:
s1: the GPRS transmission module is set as GPRS, the server is set as an Ali cloud platform, the MCU module is electrically connected with the communication interface module, the communication interface module is electrically connected with the GPRS transmission module and the positioning module, and the GPRS transmission module and the positioning module are electrically connected with the server, so that the GPRS executes a dial-up networking process and is connected to the Ali cloud platform;
s2: the MCU module can subscribe the firmware upgrading information theme reported by the equipment through the GPRS transmission module and report the firmware version number of the agricultural machinery positioning terminal;
s3: the MCU module subscribes a firmware upgrading information downlink theme through the GPRS transmission module so that the Ali cloud platform issues firmware information of the agricultural machinery positioning terminal through the theme;
s4: the MCU module reports the firmware upgrading progress through the GPRS transmission module;
s5: the agricultural machine terminal module receives the upgrading firmware issued by the Ali cloud, and the agricultural machine terminal module enters a BootLoader program after successfully checking the firmware information to finish firmware upgrading;
s6: copying an HEX file generated by engineering, copying the HEX file to CRC (cyclic redundancy check) software to generate firmware with CRC, and newly adding the firmware on an Aries cloud platform to finish firmware release;
s7: and after the firmware is upgraded, switching the ROM address to an application program to normally operate.
Compared with the prior art, this agricultural machinery positioning terminal remote firmware upgrade system based on arilocos platform's advantage:
according to the invention, a GPRS transmission module is used for executing a dial-up internet access process and connecting the dial-up internet access process to an Ali cloud platform, then a firmware version number of an agricultural machine terminal module is reported by reporting a firmware upgrading information theme, then a firmware upgrading information downlink theme is subscribed, the Ali cloud platform can issue firmware information of the agricultural machine terminal module through the theme, and finally the agricultural machine terminal module receives upgrading firmware issued by the Ali cloud, so that the effect of realizing bidirectional wireless remote transmission between the agricultural machine terminal module and a terminal and a computer platform is achieved;
after the verification is successful, a BootLoader program is entered to complete firmware upgrading, a HEX file generated by the engineering is copied to CRC software to generate firmware with CRC, the firmware is newly added on the Ali cloud platform to complete firmware release, and the effects of triggering the agricultural machinery terminal to be upgraded at any time and efficiently and remotely modifying the remote firmware of the agricultural machinery positioning terminal are achieved;
after the firmware is upgraded, the ROM address is switched to the application program to normally operate, so that the effect of automatically switching the application program and the BootLoader program is achieved;
when the positioning information of the agricultural machinery terminal is reported, the firmware upgrading triggering can be avoided, so that the agricultural machinery terminal can efficiently and timely receive the firmware upgrading information, and the data loss is avoided.
When the GPRS signal is not ideal and cannot be connected with the Ali cloud platform, the connection with the Ali cloud platform can be established according to an offline sending period until the GPRS signal is recovered, the Ali cloud platform is reconnected successfully, then firmware information subject subscription and release of the agricultural machinery terminal module are carried out, an agricultural machinery terminal module firmware upgrading package issued by the Ali cloud is received, the current firmware version number of the positioning terminal is reported, the effects of automatically realizing automatic reconnection under the condition that the GPRS signal is not ideal and realizing the firmware upgrading process of the agricultural machinery positioning terminal again are achieved, and therefore the effects of high firmware upgrading efficiency, simplicity and convenience in operation and low development cost are achieved.
Drawings
FIG. 1 is a diagram of electrical connections provided by the present invention;
FIG. 2 is a schematic diagram of a circuit structure provided in the present invention;
in the figure: MCU module 1, communication interface module 2, GPRS transmission module 3, orientation module 4, server 5.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Embodiment 1, referring to fig. 1-2 of the drawings, an agricultural machinery positioning terminal remote firmware upgrading system based on an arilocos platform provided by the invention includes an MCU module 1, a communication interface module 2, a GPRS transmission module 3, a positioning module 4, a server 5 and an agricultural machinery terminal;
further, the MCU module 1 is electrically connected with the communication interface module 2, specifically, the MCU controller mainly has the functions of composing a protocol frame for subscribing and releasing firmware upgrading of the agricultural machinery positioning terminal, reading and analyzing firmware information sent by the GPRS module, checking, switching an application program into a BootLoader program after successful checking, switching the BootLoader program into the application program after upgrading is completed, executing firmware information theme subscribing and releasing of the agricultural machinery positioning terminal, setting the GPRS module 3 as GPRS through the GPRS transmission module, setting the server 5 as an Ali cloud platform, electrically connecting the communication interface module 2 through the MCU module 1, electrically connecting the communication interface module 2 with the GPRS transmission module 3 and the positioning module 4, electrically connecting the GPRS transmission module 3 and the positioning module 4 with the server 5, enabling the GPRS to execute a dial-up networking process to be connected with the Ali cloud platform, setting the GPS and Beidou positioning through the positioning module 4, the positioning module 4 obtains longitude and latitude information of the agricultural machinery terminal through GPS and Beidou positioning, the positioning module 4 transmits the longitude and latitude information to the MCU module 1, the GPRS transmission module 3 receives the longitude and latitude information of the agricultural machinery terminal through the MCU module 1, the GPRS transmission module 3 transmits the longitude and latitude information to the server 5 in a radio frequency mode, the MCU module can subscribe a firmware upgrading information theme reported by equipment through the GPRS transmission module and report a firmware version number of the agricultural machinery positioning terminal, the MCU module subscribes a firmware upgrading information downlink theme through the GPRS transmission module so that an Aliskiu platform sends the firmware information of the agricultural machinery positioning terminal through the theme, the MCU module reports a firmware upgrading progress through the GPRS transmission module, the effects of positioning the agricultural machinery positioning terminal and bidirectional wireless remote transmission between the terminal and the computer platform can be achieved, and the upgrading firmware sent by the Aliskiu is received through the agricultural machinery terminal, after the agricultural machinery terminal successfully checks the firmware information, the agricultural machinery terminal enters a BootLoader program to finish firmware upgrading, the effect of triggering the agricultural machinery terminal to upgrade at any time and efficiently and remotely realizing the remote firmware modification of the agricultural machinery positioning terminal is achieved, an HEX file generated by a copying project is copied to CRC check software to generate firmware with CRC check, the firmware is newly added on an Aries platform to finish firmware publishing, after the firmware is upgraded, a ROM address is switched to an application program to run normally, the effect of automatically realizing the switching between the application program and the BootLoader program is achieved, when a GPRS signal is not ideal and cannot be established and connected with the Aries platform, the agricultural machinery positioning terminal can be established and connected with the Aries platform according to an off-line sending period until the GPRS signal is recovered, the Aries platform is successfully reconnected, then the firmware information theme subscription and publishing of the agricultural machinery positioning terminal are carried out, and a agricultural machinery positioning terminal firmware upgrading package issued by the Aries is received, reporting the firmware version number of the current positioning terminal to achieve the effects of automatically realizing automatic reconnection under the condition of unsatisfactory GPRS signals and realizing the firmware upgrading process of the agricultural machinery positioning terminal again, thereby achieving the effects of high firmware upgrading efficiency, simple and convenient operation and lower development cost;
further, the GPRS transmission module 3 and the positioning module 4 are electrically connected with the server 5, in particular, the GPRS transmission module 3 establishes functions with the MCU controller through a serial port, the main functions of the system are to realize communication with the MQTT of the Ali cloud platform, subscribe and publish the firmware information theme of the agricultural machinery positioning terminal, receive the firmware upgrade package of the agricultural machinery positioning terminal issued by the Ali cloud, and reports the firmware version number of the current positioning terminal, after the GPRS transmission module 3 receives the longitude and latitude information of the agricultural machinery positioning terminal forwarded by the MCU controller, the longitude and latitude information is sent to the Ali cloud platform in a radio frequency mode, the positioning module 4 is set to be GPS and Beidou positioning, the main function is to measure the longitude and latitude information of the position of the agricultural machinery positioning terminal, after the system is powered on and operated, the positioning module obtains longitude and latitude information of the agricultural machinery positioning terminal through satellite signals and sends the longitude and latitude information to the MCU;
further, agricultural machinery terminal electric connection server, it is concrete, agricultural machinery terminal mainly used carries out high accuracy all-weather monitoring to the positional information of agricultural machinery, carries out remote connection through professional supporting data acquisition transmission equipment and user computer, transmits positional information to high in the clouds data platform and supplies user local computer to download or real-time supervision, and high in the clouds data platform draws the motion trail in real time, calculates the operation area.
The using process of the invention is as follows: technicians in the field execute a dial-up networking process through a GPRS transmission module 3 to connect to an Ali cloud platform, then subscribe a theme through MQTT, report a firmware version number of an agricultural machine terminal, then subscribe the theme, the Ali cloud platform issues firmware information of the agricultural machine terminal through the theme, finally the agricultural machine terminal receives upgrade firmware issued by the Ali cloud, enters a BootLoader program after verification is successful to complete firmware upgrade, copies a HEX file generated by engineering to CRC check software to generate firmware with CRC check, adds the firmware on the Ali cloud platform to complete firmware release, switches a ROM address to an application program after the firmware is upgraded, normally operates to achieve the effect of automatically realizing switching the application program and the BootLoader program, and achieves the effect of realizing bidirectional wireless remote transmission between the agricultural machine terminal and the terminal and a computer platform, the agricultural machine terminal can be triggered to be upgraded at any time, the effect of efficiently and remotely modifying the remote firmware of the agricultural machine positioning terminal is achieved, when the GPRS signal is not ideal and cannot be connected with the Ali cloud platform, the connection can be established with the Ali cloud platform according to an offline sending period until the GPRS signal is recovered, the Ali cloud platform is successfully reconnected, then the firmware information theme of the agricultural machine terminal is subscribed and published, an agricultural machine terminal firmware upgrading package issued by the Ali cloud is received, the firmware version number of the current positioning terminal is reported, the effect of automatically reconnecting under the condition that the GPRS signal is not ideal and the firmware upgrading process of the agricultural machine positioning terminal is realized again is achieved, and the effects of high firmware upgrading efficiency, simplicity and convenience in operation and low development cost are achieved.
The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solution described above. Therefore, any simple modifications or equivalent substitutions made in accordance with the technical solution of the present invention are within the scope of the claims of the present invention.
Claims (7)
1. The utility model provides an agricultural machinery positioning terminal remote firmware upgrade system based on Ali cloud platform, includes MCU module (1), communication interface module (2), GPRS transmission module (3), orientation module (4) and server (5), its characterized in that: MCU module (1) electric connection communication interface module (2), communication interface module (2) electric connection GPRS transmission module (3) with orientation module (4), GPRS transmission module (3) with orientation module (4) electric connection server (5).
2. The agricultural machinery positioning terminal remote firmware upgrading system based on the Aliyun platform as claimed in claim 1, wherein: the MCU module (1) is set as an MCU controller, the MCU controller is a protocol frame forming subscription and release of firmware upgrading of the agricultural machinery positioning terminal, and firmware information sent by the GPRS module is read and analyzed for verification.
3. The agricultural machinery positioning terminal remote firmware upgrading system based on the Aliyun platform as claimed in claim 1, wherein: communication interface module (2) set up to the USART interface, MCU module (1) passes through communication interface module (2) sends the data packet to GPRS transmission module (3).
4. The agricultural machinery positioning terminal remote firmware upgrading system based on the Aliyun platform as claimed in claim 1, wherein: the GPRS transmission module (3) is set to be GPRS, the GPRS transmission module (3) receives the longitude and latitude information of the agricultural machine terminal through the MCU module (1), and the GPRS transmission module (3) sends the longitude and latitude information to the server (5) in a radio frequency mode.
5. The agricultural machinery positioning terminal remote firmware upgrading system based on the Aliyun platform as claimed in claim 1, wherein: the positioning module (4) is set to be GPS and Beidou positioning, the positioning module (4) obtains longitude and latitude information of the agricultural machine terminal through the GPS and the Beidou positioning, and the positioning module (4) transmits the longitude and latitude information to the MCU module (1).
6. The agricultural machinery positioning terminal remote firmware upgrading system based on the Aliyun platform as claimed in claim 1, wherein: the server (5) is set to be an Aliyun platform, and the server (5) receives longitude and latitude information of the agricultural machine terminal through the GPRS transmission module (3).
7. The agricultural machinery positioning terminal remote firmware upgrading system based on the Aliskiu platform as claimed in any one of claims 1 to 6, wherein: the method further comprises an upgrading method, and specifically comprises the following operation steps:
s1: the GPRS transmission module (3) is set to be GPRS, the server (5) is set to be an Ali cloud platform, the MCU module (1) is electrically connected with the communication interface module (2), the communication interface module (2) is electrically connected with the GPRS transmission module (3) and the positioning module (4), and the GPRS transmission module (3) and the positioning module (4) are electrically connected with the server (5), so that the GPRS transmission module (3) executes a dial-up internet access process and is connected to the Ali cloud platform;
s2: set up to GPS and big dipper location through orientation module (4), orientation module (4) obtain the longitude and latitude information at agricultural machinery terminal through GPS and big dipper location, and orientation module (4) transmit longitude and latitude information for MCU module (1). The longitude and latitude information of the agricultural machine terminal is received through the GPRS transmission module (3) through the MCU module (1), and the longitude and latitude information is sent to the server (5) through the GPRS transmission module (3) in a radio frequency mode.
S3: the MCU module (1) can subscribe the firmware upgrading information theme reported by the equipment and report the firmware version number of the agricultural machinery positioning terminal through the GPRS transmission module (3);
s4: the MCU module (1) subscribes a firmware upgrading information downlink theme through the GPRS transmission module (3) so that the Ali cloud platform issues firmware information of the agricultural machinery positioning terminal through the theme;
s5: the agricultural machine terminal receives the upgrade firmware issued by the Aliyun, and enters a BootLoader program to finish firmware upgrade after the agricultural machine terminal successfully verifies the firmware information;
s6: copying an HEX file generated by engineering, copying the HEX file to CRC (cyclic redundancy check) software to generate firmware with CRC, and newly adding the firmware on an Aries cloud platform to finish firmware release;
s7: and after the firmware is upgraded, switching the ROM address to an application program to normally operate.
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| CN202011387522.3A CN112379908A (en) | 2020-12-01 | 2020-12-01 | Agricultural machinery positioning terminal remote firmware upgrading system based on Aliyun platform |
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| CN202011387522.3A CN112379908A (en) | 2020-12-01 | 2020-12-01 | Agricultural machinery positioning terminal remote firmware upgrading system based on Aliyun platform |
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2020
- 2020-12-01 CN CN202011387522.3A patent/CN112379908A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204496241U (en) * | 2015-01-04 | 2015-07-22 | 湖南华辰智通科技有限公司 | Based on the PLC long distance control system in high in the clouds |
| CN109491688A (en) * | 2018-11-16 | 2019-03-19 | 珠海云洲智能科技有限公司 | The method, apparatus and system of firmware upgrade are carried out to the control equipment of unmanned boat |
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