CN112925541A - OTA cloud upgrading method for gas meter of Internet of things - Google Patents
OTA cloud upgrading method for gas meter of Internet of things Download PDFInfo
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- CN112925541A CN112925541A CN202110196638.7A CN202110196638A CN112925541A CN 112925541 A CN112925541 A CN 112925541A CN 202110196638 A CN202110196638 A CN 202110196638A CN 112925541 A CN112925541 A CN 112925541A
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- 238000000034 method Methods 0.000 title claims abstract description 60
- 238000005192 partition Methods 0.000 claims abstract description 26
- 238000012544 monitoring process Methods 0.000 claims description 8
- 238000011900 installation process Methods 0.000 claims description 5
- 238000012545 processing Methods 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F8/00—Arrangements for software engineering
- G06F8/60—Software deployment
- G06F8/65—Updates
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F8/00—Arrangements for software engineering
- G06F8/70—Software maintenance or management
- G06F8/71—Version control; Configuration management
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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Abstract
The invention discloses an OTA (over the air) cloud upgrading method for an Internet of things gas meter, which comprises the steps of deploying a cloud server, using a virtual terminal by a developer to perform cloud programming and remote source code level debugging, writing a bootloader program and an application program when the gas meter leaves a factory, synchronously starting a timing module in the gas meter after the gas meter is started, calling a single chip microcomputer of the gas meter at every X time from an idle process through one partition, sending a search instruction signal to the gas meter, then idling again or adding the partition into the process of the gas meter application, searching through the Internet of things and determining whether to update the gas meter or not, matching the partition calling in the idle process with the timing module, thereby realizing the sending of the search instruction, greatly reducing the load of the single chip microcomputer, not influencing the running of the program per se, obtaining upgraded firmware gas meter at the first time and performing cloud upgrading, in the suspended state, the memory is not occupied at all.
Description
Technical Field
The invention relates to the technical field of OTA (over the air) cloud upgrading methods for gas meters of Internet of things, in particular to an OTA cloud upgrading method for gas meters of Internet of things.
Background
The traditional gas meter upgrading method generally adopts the internet for upgrading, manual active upgrading is needed, and an automatic updating mode needs to occupy a large amount of memory, so that the performance of the gas meter is reduced, and therefore, an improved technology is urgently needed to solve the problem in the prior art.
Disclosure of Invention
The invention aims to provide an OTA (over the air) cloud upgrading method for an Internet of things gas meter, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: an OTA cloud upgrading method for an Internet of things gas meter comprises the following steps:
the method comprises the following steps: deploying a compiling server, a file server and a virtual terminal at the cloud end, uploading the configuration of the monitoring equipment to the cloud server through a network, and using the virtual terminal by a developer to perform cloud programming and remote source code level debugging;
step two: writing a bootloader program and an application program into the gas meter when the gas meter leaves a factory;
step three: after the gas meter is started, a timing module in the gas meter is started synchronously, a single chip microcomputer of the gas meter at every X time is called from an idle process through one partition, a search instruction signal is sent to a cloud end, and then the partition is idled again or added into a process applied to the gas meter;
step four: the method comprises the steps that a cloud server searches for upgrading firmware through the Internet of things, if new upgrading firmware is not searched, the searching process is stopped, a timing module continues to conduct timing, if new upgrading firmware is searched, a searching success command is returned to a gas meter, at the moment, the cloud server directly sends a signal to a gas meter single chip microcomputer and stops working of the timing module, if a cloud end cancels the upgrading command, the timing module is restarted, if the cloud end confirms the upgrading command, the cloud server transmits upgrading firmware files to the gas meter and installs programs, idle partitions are adopted in the installation process to conduct processing, after upgrading is completed, the gas meter is restarted, and a new version application program is executed.
Preferably, the bootloader program in the second step has a size not larger than 24 kb.
Preferably, the size of the application program in the second step is not larger than 112 kb.
Preferably, the file format of the firmware upgraded in the fourth step is. BIN.
Preferably, a communication module is arranged in the gas meter in the second step.
Compared with the prior art, the invention has the beneficial effects that:
(1) the partition calling in the idle process is matched with the timing module, so that the sending of the search instruction is realized, the load of the single chip microcomputer is greatly reduced, and the running of the program of the gas meter can not be influenced.
(2) Meanwhile, the upgrading firmware can be obtained at the first time through searching of the Internet of things, so that cloud upgrading is realized.
(3) When the timing module is used for not wanting to upgrade, the timing module stops working in a suspended state, so that the memory is not occupied completely, and the flexibility is greatly improved.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a technical scheme that: an OTA cloud upgrading method for an Internet of things gas meter comprises the following steps:
the method comprises the following steps: deploying a compiling server, a file server and a virtual terminal at the cloud end, uploading the configuration of the monitoring equipment to the cloud server through a network, and using the virtual terminal by a developer to perform cloud programming and remote source code level debugging;
step two: writing a bootloader program and an application program when the gas meter leaves a factory, wherein the size of the bootloader program is not more than 24kb, and the size of the application program is not more than 112 kb;
step three: after the gas meter is started, a timing module in the gas meter is started synchronously, a single chip microcomputer of the gas meter at every X time is called from an idle process through one partition, a search instruction signal is sent to a cloud end, and then the partition is idled again or added into a process applied to the gas meter;
step four: the method comprises the steps that a cloud server searches for upgrading firmware through the Internet of things, if new upgrading firmware is not searched, the searching process is stopped, a timing module continues to conduct timing, if new upgrading firmware is searched, a searching success command is returned to a gas meter, at the moment, the cloud server directly sends a signal to a gas meter single chip microcomputer and stops working of the timing module, if a cloud end cancels the upgrading command, the timing module is restarted, if the cloud end confirms the upgrading command, the cloud server transmits upgrading firmware files to the gas meter and installs programs, idle partitions are adopted in the installation process to conduct processing, after upgrading is completed, the gas meter is restarted, and a new version application program is executed.
Wherein, be provided with the communication module in the gas table.
The first embodiment is as follows:
an OTA cloud upgrading method for an Internet of things gas meter comprises the following steps:
the method comprises the following steps: deploying a compiling server, a file server and a virtual terminal at the cloud end, uploading the configuration of the monitoring equipment to the cloud server through a network, and using the virtual terminal by a developer to perform cloud programming and remote source code level debugging;
step two: writing a bootloader program and an application program when the gas meter leaves a factory, wherein the size of the bootloader program is 22.3kb, and the size of the application program is 43.2 kb;
step three: after the gas meter is started, a timing module in the gas meter is synchronously started, a single chip microcomputer of the gas meter is called from an idle process through one partition every 24 hours, a search instruction signal is sent to a cloud end, and then the partition is idled again or added into a process applied to the gas meter;
step four: and the cloud server searches the upgrade firmware of the BIN through the Internet of things, does not search new upgrade firmware, terminates the search process, and continues to time by the timing module.
Example two:
an OTA cloud upgrading method for an Internet of things gas meter comprises the following steps:
the method comprises the following steps: deploying a compiling server, a file server and a virtual terminal at the cloud end, uploading the configuration of the monitoring equipment to the cloud server through a network, and using the virtual terminal by a developer to perform cloud programming and remote source code level debugging;
step two: writing a bootloader program and an application program when the gas meter leaves a factory, wherein the size of the bootloader program is 22.3kb, and the size of the application program is 43.2 kb;
step three: after the gas meter is started, a timing module in the gas meter is started synchronously, a single chip microcomputer of the gas meter is called from an idle process through one partition every 24 hours, a search instruction signal is sent to a cloud end, and then the partition is idled again or added into a process applied to the gas meter;
step four: the cloud server searches for the updated firmware of BIN through the Internet of things, searches for new updated firmware, and returns a successful search instruction to the gas meter, and at the moment, the cloud server directly sends a signal to the gas meter single chip microcomputer and stops the work of the timing module, and then cancels the update instruction through the cloud end, and the timing module is restarted;
example three:
an OTA cloud upgrading method for an Internet of things gas meter comprises the following steps:
the method comprises the following steps: deploying a compiling server, a file server and a virtual terminal at the cloud end, uploading the configuration of the monitoring equipment to the cloud server through a network, and using the virtual terminal by a developer to perform cloud programming and remote source code level debugging;
step two: writing a bootloader program and an application program when the gas meter leaves a factory, wherein the size of the bootloader program is 22.3kb, and the size of the application program is 43.2 kb;
step three: after the gas meter is started, a timing module in the gas meter is started synchronously, a single chip microcomputer of the gas meter is called from an idle process through one partition every 24 hours, a search instruction signal is sent to a cloud end, and then the partition is idled again or added into a process applied to the gas meter;
step four: the method comprises the steps that a cloud server searches for BIN upgrading firmware in a file format through the Internet of things, new upgrading firmware is searched, a successful searching instruction is returned to a gas meter, at the moment, the cloud server directly sends a signal to a gas meter single chip microcomputer, the work of a timing module is stopped, the upgrading instruction is confirmed through a cloud end, the cloud server transmits upgrading firmware files to the gas meter and installs programs, idle partitions are adopted for processing in the installation process, after upgrading is completed, the gas meter is restarted, and application programs of new versions are executed.
Example four:
an OTA cloud upgrading method for an Internet of things gas meter comprises the following steps:
the method comprises the following steps: deploying a compiling server, a file server and a virtual terminal at the cloud end, uploading the configuration of the monitoring equipment to the cloud server through a network, and using the virtual terminal by a developer to perform cloud programming and remote source code level debugging;
step two: writing a bootloader program and an application program when the gas meter leaves a factory, wherein the size of the bootloader program is 22.3kb, and the size of the application program is 43.2 kb;
step three: after the gas meter is started, a timing module in the gas meter is started synchronously, a single chip microcomputer of the gas meter is called from an idle process through one partition every 2 hours, a search instruction signal is sent to a cloud end, and then the partition is idled again or added into a process applied to the gas meter;
step four: the cloud server searches for the updated firmware with the file format of BIN through the Internet of things, searches for new updated firmware, returns a successful search instruction to the gas meter, and at the moment, directly sends a signal to the gas meter single chip microcomputer and stops the work of the timing module, and if the update instruction is cancelled at the cloud end, the timing module is restarted.
Example five:
an OTA cloud upgrading method for an Internet of things gas meter comprises the following steps:
the method comprises the following steps: deploying a compiling server, a file server and a virtual terminal at the cloud end, uploading the configuration of the monitoring equipment to the cloud server through a network, and using the virtual terminal by a developer to perform cloud programming and remote source code level debugging;
step two: writing a bootloader program and an application program when the gas meter leaves a factory, wherein the size of the bootloader program is 22.3kb, and the size of the application program is 43.2 kb;
step three: after the gas meter is started, a timing module in the gas meter is synchronously started, a single chip microcomputer of the gas meter is called from an idle process through one partition every 48 hours, a search instruction signal is sent to a cloud end, and then the partition is idled again or added into a process applied to the gas meter;
step four: the method comprises the steps that a cloud server searches for BIN upgrading firmware in a file format through the Internet of things, new upgrading firmware is searched, a successful searching instruction is returned to a gas meter, at the moment, the cloud server directly sends a signal to a gas meter single chip microcomputer and stops working of a timing module, the cloud end confirms the upgrading instruction, the cloud server transmits upgrading firmware files to the gas meter and installs programs, idle partitions are adopted for processing in the installation process, after upgrading is completed, the gas meter is restarted, and application programs of new versions are executed.
According to the first embodiment to the fifth embodiment, the method provided by the invention has the advantages that the partition calling in the idle process is matched with the timing module, so that the sending of the search instruction is realized, the load of a single chip microcomputer is greatly reduced, the running of the program of the gas meter is not influenced, meanwhile, the firmware is upgraded at the first time through the searching of the Internet of things, the cloud upgrading is realized, in a hanging state when the method is used for not wanting upgrading, the timing module stops working, the memory is not occupied completely, and the flexibility is greatly improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. An OTA cloud upgrading method for an Internet of things gas meter is characterized by comprising the following steps: the method comprises the following steps:
the method comprises the following steps: deploying a compiling server, a file server and a virtual terminal at the cloud end, uploading the configuration of the monitoring equipment to the cloud server through a network, and using the virtual terminal by a developer to perform cloud programming and remote source code level debugging;
step two: writing a bootloader program and an application program into the gas meter when the gas meter leaves a factory;
step three: after the gas meter is started, a timing module in the gas meter is started synchronously, a single chip microcomputer of the gas meter at every X time is called from an idle process through one partition, a search instruction signal is sent to a cloud end, and then the partition is idled again or added into a process applied to the gas meter;
step four: the method comprises the steps that a cloud server searches for upgrading firmware through the Internet of things, if new upgrading firmware is not searched, the searching process is stopped, a timing module continues to conduct timing, if new upgrading firmware is searched, a searching success command is returned to a gas meter, at the moment, the cloud server directly sends a signal to a gas meter single chip microcomputer and stops working of the timing module, if a cloud end cancels the upgrading command, the timing module is restarted, if the cloud end confirms the upgrading command, the cloud server transmits upgrading firmware files to the gas meter and installs programs, idle partitions are adopted in the installation process to conduct processing, after upgrading is completed, the gas meter is restarted, and a new version application program is executed.
2. The OTA cloud upgrading method for the gas meter of the Internet of things according to claim 1, characterized in that: and the size of the bootloader program in the second step is not more than 24 kb.
3. The OTA cloud upgrading method for the gas meter of the Internet of things according to claim 1, characterized in that: the size of the application program in the second step is not more than 112 kb.
4. The OTA cloud upgrading method for the gas meter of the Internet of things according to claim 1, characterized in that: and in the fourth step, the file format of the upgraded firmware is BIN.
5. The OTA cloud upgrading method for the gas meter of the Internet of things according to claim 1, characterized in that: and a communication module is arranged in the gas meter in the second step.
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| CN202110196638.7A CN112925541A (en) | 2021-02-22 | 2021-02-22 | OTA cloud upgrading method for gas meter of Internet of things |
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| CN202110196638.7A CN112925541A (en) | 2021-02-22 | 2021-02-22 | OTA cloud upgrading method for gas meter of Internet of things |
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Application publication date: 20210608 |