CN106293797A - A kind of method and system of online updating Single Chip Microcomputer (SCM) program - Google Patents
A kind of method and system of online updating Single Chip Microcomputer (SCM) program Download PDFInfo
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- CN106293797A CN106293797A CN201510319854.0A CN201510319854A CN106293797A CN 106293797 A CN106293797 A CN 106293797A CN 201510319854 A CN201510319854 A CN 201510319854A CN 106293797 A CN106293797 A CN 106293797A
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- program
- chip microcomputer
- new data
- external memory
- chip
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/445—Program loading or initiating
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- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
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- Stored Programmes (AREA)
Abstract
The invention discloses the method and system of a kind of online updating Single Chip Microcomputer (SCM) program, including: obtain program more new data；The chip external memory being sent to need to update the single-chip microcomputer of operation program by program more new data by MODBUS bus stores；The program more new data that will be stored in chip external memory is updated to single-chip microcomputer.The method and system of the online updating Single Chip Microcomputer (SCM) program that the present invention provides, it is possible to the problem solving to be not easy in prior art the MSP430 series monolithic program of the state of use is carried out online updating.
Description
Technical field
The present invention relates to online updating technology, particularly relate to a kind of online updating Single Chip Microcomputer (SCM) program method and
System.
Background technology
MSP430 series monolithic is the design of Texas Instruments (TI, Texas Instruments) company
With the low-power consumption produced, contain 16 single-chip microcomputers of flash memory (Flash).This series monolithic can lead to
Cross following several ways and carry out burning program: joint test action group that (1) uses TI to provide (JTAG,
Joint Test Action Group) instrument carries out online burning；(2) JTAG debugger is used to carry out
Line burning；(3) use special chip cd-rom recorder that nude film is carried out off-line burning.
Visible, MSP430 series monolithic is mainly carried out online by prior art by jtag interface
Burning, or use burning chip device to mount after nude film carries out burning.The most several burning chip modes,
Updating the product implementation procedure in use state and have inconvenience, as working environment is remote, burning sets
Standby burning mode not readily portable, above-mentioned cannot meet large-tonnage product burning demand etc..It addition, in part
In the case of, apply above-mentioned burning mode to need to carry out whole product the most upper and lower electrically operated, and this is right
Product systems in using are unallowed.
Summary of the invention
In order to solve above-mentioned technical problem, the present invention provide a kind of online updating Single Chip Microcomputer (SCM) program method and
System, it is possible to solve to be not easy in prior art the MSP430 series monolithic program of the state of use is entered
The problem of row online updating.
In order to reach above-mentioned technical purpose, the present invention provides a kind of method of online updating Single Chip Microcomputer (SCM) program,
Including: obtain program more new data；By MODBUS bus, program more new data is sent to needs
The chip external memory of the single-chip microcomputer updating operation program stores；Will be stored in the program of chip external memory
More new data is updated to described single-chip microcomputer.
Further, the described single-chip microcomputer needing to update operation program refers to: if described program more new data
Corresponding version needs more higher than the version of the operation program of single-chip microcomputer, the operation program of the most described single-chip microcomputer
Newly.
Further, after described acquisition program more new data, described by MODBUS bus by journey
Before sequence more new data is sent to need the chip external memory of the single-chip microcomputer of renewal operation program to store,
Said method also includes: update data acquisition data parameters according to described program.
Further, described being sent to by program more new data by MODBUS bus needs to update fortune
After the chip external memory of the single-chip microcomputer of line program stores, described in will be stored in the journey of chip external memory
Before sequence more new data is updated to described single-chip microcomputer, said method also includes: sentence according to described data parameters
The disconnected program more new data being stored in chip external memory is the most complete effectively, if completely effective, then carry out by
The program more new data being stored in chip external memory is updated to the step of described single-chip microcomputer.
Further, described being sent to by program more new data by MODBUS bus needs to update fortune
After the chip external memory of the single-chip microcomputer of line program, described in will be stored in chip external memory program update number
Before being updated to described single-chip microcomputer, said method also includes: send reset command extremely described single-chip microcomputer,
Described single-chip microcomputer is restarted.
The present invention also provides for the system of a kind of online updating Single Chip Microcomputer (SCM) program, including: hand held module, it is used for
Acquisition program more new data；Main control module, for passing program more new data by MODBUS bus
The chip external memory delivering to need to update the single-chip microcomputer of operation program stores；Line card module, being used for will
The program more new data being stored in sheet memorizer is updated to described single-chip microcomputer.
Further, the described single-chip microcomputer needing to update operation program refers to: if described program more new data
Corresponding version needs more higher than the version of the operation program of single-chip microcomputer, the operation program of the most described single-chip microcomputer
Newly.
Further, described hand held module, it is additionally operable to update data acquisition data parameters according to described program.
Further, described line card module, it is additionally operable to judge to be stored in sheet external memory according to described data parameters
The program of reservoir more new data is the most complete effectively, if completely effective, then will be stored in chip external memory
Program more new data is updated to described single-chip microcomputer.
Further, described main control module, it is additionally operable to, by MODBUS bus, program is being updated number
After the chip external memory being sent to need to update the single-chip microcomputer of operation program, send reset command to institute
State single-chip microcomputer so that described single-chip microcomputer is restarted.
In the present invention, program more new data is obtained；By MODBUS bus by program more new data
The chip external memory being sent to need to update the single-chip microcomputer of operation program stores；Will be stored in sheet external memory
The program of reservoir more new data is updated to single-chip microcomputer.So, by present invention achieves MSP430 system
The online updating of row Single Chip Microcomputer (SCM) program, it is not necessary to MSP430 series monolithic is torn open from product or circuit board
Solution is got off, and only can need to be realized easily and efficiently the most more by existing MODBUS communication line
Newly, and, support a pair multimodal version updating, there is features such as upgrading simply, reliable and quick.
Accompanying drawing explanation
The flow chart of the method for the online updating Single Chip Microcomputer (SCM) program that Fig. 1 provides for the embodiment of the present invention；
The schematic diagram of the system of the online updating Single Chip Microcomputer (SCM) program that Fig. 2 provides for one embodiment of the invention；
The flow chart of the method for the online updating Single Chip Microcomputer (SCM) program that Fig. 3 provides for one embodiment of the invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiments of the invention are described in detail, it will be appreciated that described below
Embodiment be merely to illustrate and explain the present invention, be not intended to limit the present invention.
The flow chart of the method for the online updating Single Chip Microcomputer (SCM) program that Fig. 1 provides for the embodiment of the present invention.Such as figure
Shown in 1, the method for the online updating Single Chip Microcomputer (SCM) program that the embodiment of the present invention provides comprises the following steps:
Step 11: obtain program more new data.
In this, after step 11, the method also includes: update data acquisition data parameters according to program.
Wherein, data parameters such as includes data length, verification data etc..
Step 12: be sent to need to update operation program by program more new data by MODBUS bus
The chip external memory of single-chip microcomputer store.
In this, the single-chip microcomputer updating operation program is needed to refer to: if the version height that program more new data is corresponding
In the version of the operation program of single-chip microcomputer, the operation program of the most described single-chip microcomputer needs to update.
If the version that program more new data is corresponding is not higher than the version of the operation program of single-chip microcomputer, then single-chip microcomputer
Operation program without update.
Step 13: the program more new data that will be stored in chip external memory is updated to single-chip microcomputer.
After step 12, before step 13, the method also includes: send reset command to single-chip microcomputer,
Single-chip microcomputer is restarted.
After step 12, before step 13, the method also includes: judge storage according to data parameters
Program more new data at chip external memory is the most complete effectively, if completely effective, then will be stored in
The program of chip external memory more new data is updated to the step (i.e. step 13) of single-chip microcomputer.
Additionally, the embodiment of the present invention also provides for the system of a kind of online updating Single Chip Microcomputer (SCM) program, including: hands
Hold module, be used for the program that obtains more new data；Main control module, is used for journey by MODBUS bus
The chip external memory that sequence more new data is sent to need to update the single-chip microcomputer of operation program stores；Line card
Module, is updated to single-chip microcomputer for will be stored in the program more new data of sheet memorizer.
The schematic diagram of the system of the online updating Single Chip Microcomputer (SCM) program that Fig. 2 provides for one embodiment of the invention.As
Shown in Fig. 2, the system of online updating Single Chip Microcomputer (SCM) program that the present embodiment provides includes power module, hand-held
Module, main control module and line card module.Wherein, power module is used for as hand held module, main control module
And line card module for power supply.
Wherein, hand held module use a reduced instruction set computer framework central processing unit (POWERPC,
Performance Optimization With Enhanced RISC Performance Computing)
Embedded system, is used for being responsible for man-machine interaction and runs application software, and if with RS485 interface and
Dry Peripheral Interface.Line card module such as connects MSP430 single-chip microcomputer and the serial ports with RS485 interface
Flash memory (SPI-Flash, Serial Peripheral Interface Flash) (in this, as chip external memory).
In this, hand held module and main control module connect one to one, and main control module can connect multiple line card mould
Block (such as, at most connects 12 line card modules).Main control module, hand held module and multiple line card mould
All connected by RS485 interface between block, and connected by MODBUS bus between above-mentioned each module
Networking, constitutes a MODBUS bus network.Wherein, main control module is MODBUS bus network
Host node in network, and line card module composition MODBUS bus network from node.Therefore, only need
Each is carried out updating at sequence of threads by host node to be passed through from node.
Specifically, hand held module passes through Peripheral Interface from outside acquisition MSP430 series monolithic
After program more new data, the data parameters of extraction procedure more new data, and by program more new data and data
Parameter by MODBUS bus transfer to main control module, main control module pass through RS485 interface and each
Line card module communicates, and program more new data and data parameter is sent to by line card module
SPI-Flash stores, and program more new data and the data parameter of storage are analyzed by line card module
And verification, it is judged that after obtaining complete routine more new data, the program that will be stored in chip external memory updates number
According to being updated to single-chip microcomputer, thus realize carrying out MSP430 series monolithic journey by MODBUS bus
The online updating of sequence.
Wherein, MODBUS bus is serial link protocol, is a kind of master/slave agreement, uses remote in this
Journey terminal unit (RTU, Remote Terminal Unit) transmission mode.In this mode, only support
Function code 3 (Read Holding Registers) and function code 16 (Write Multiple Registers)
Function, the reading of corresponding data and write-in functions.
In this, concrete function code is as shown in table 1 and table 2:
Table 1 function code 3 (Read Holding Registers)
Table 2 function code 16 (Write Multiple Registers)
The flow chart of the method for the online updating Single Chip Microcomputer (SCM) program that Fig. 3 provides for one embodiment of the invention.As
Shown in Fig. 3, the method for the online updating Single Chip Microcomputer (SCM) program that the present embodiment provides comprises the following steps:
Step 101: hand held module obtains program more new data from external interface, and extraction procedure updates number
According to data parameters, such as data length, verification data etc.；
Step 102: hand held module sends more newer command to main control module, main control module receives more newer command
After, it is judged that whether the version that program more new data is corresponding is higher than the existing version of single-chip microcomputer, the most then lead
Control module returns to hand held module and receives order；
Step 103: main control module receives the program renewal that hand held module is sent by MODBUS bus
Data and data parameters, and store；
Step 104: the operation program of master control module judges single-chip microcomputer, the need of renewal, such as, compares
The version that the version of operation program is corresponding with program more new data, when the version of the program of operation is less than program more
During version corresponding to new data, active push program more new data, and send reset command to single-chip microcomputer,
Single-chip microcomputer is restarted；
Step 105: program more new data and data parameter are pressed by main control module by MODBUS bus
Cycle through to line card module according to bus protocol；
Step 106: line card module receives program more new data and data parameters, and the program that will receive
Appropriate address during more new data is written to the SPI-Flash of off-chip, preserves data parameters simultaneously；
Step 107: line card module by receive program more new data and data parameter be analyzed and
Verification, it is judged that after obtaining complete routine more new data, the program that line card module will store in SPI-Flash
More new data updates the storage address specified in flash memory (Flash) memorizer of MSP430 single-chip microcomputer,
Revise data parameters simultaneously；
Step 108:MSP430 single-chip microcomputer jumps to the entry address of new procedures, runs new procedures.
Additionally, during above-mentioned online updating, be designed with back mechanism, prevention is in data updating process
Abnormal conditions occur, it is ensured that system is properly functioning.
In sum, in embodiments of the present invention, it is not necessary to by MSP430 single-chip microcomputer from product or circuit board
On dismantle, it is online only need to can to realize program efficiently by existing MODBUS communication line
Update.
The ultimate principle of the present invention and principal character and advantages of the present invention have more than been shown and described.This
Bright it is not restricted to the described embodiments, the simply explanation present invention's described in above-described embodiment and description
Principle, without departing from the spirit and scope of the present invention, the present invention also has various changes and modifications,
These changes and improvements both fall within scope of the claimed invention.
Claims (10)
1. the method for an online updating Single Chip Microcomputer (SCM) program, it is characterised in that including:
Acquisition program more new data；
By MODBUS bus, program more new data is sent to the single-chip microcomputer needing to update operation program
Chip external memory store；
The program more new data that will be stored in chip external memory is updated to described single-chip microcomputer.
2. the method for claim 1, it is characterised in that described needs update operation program
Single-chip microcomputer refers to: if version corresponding to described program more new data is higher than the version of the operation program of single-chip microcomputer
This, the operation program of the most described single-chip microcomputer needs to update.
3. the method for claim 1, it is characterised in that described acquisition program more new data it
After, the described list being sent to program more new data by MODBUS bus need to update operation program
Before the chip external memory of sheet machine stores, also include: update data acquisition data according to described program
Parameter.
4. method as claimed in claim 3, it is characterised in that described by MODBUS bus
The chip external memory being sent to program more new data need to update the single-chip microcomputer of operation program stores
Afterwards, will be stored in before the program more new data of chip external memory is updated to described single-chip microcomputer, also described in
Including: judge that the program more new data being stored in chip external memory the most completely has according to described data parameters
Effect, if completely effective, then the program more new data carrying out will be stored in chip external memory is updated to described list
The step of sheet machine.
5. the method for claim 1, it is characterised in that described by MODBUS bus
After program more new data is sent to the chip external memory needing to update the single-chip microcomputer of operation program, described
Will be stored in before the program more new data of chip external memory is updated to described single-chip microcomputer, also including: send
Reset command is to described single-chip microcomputer so that described single-chip microcomputer is restarted.
6. the system of an online updating Single Chip Microcomputer (SCM) program, it is characterised in that including:
Hand held module, is used for the program that obtains more new data；
Main control module, for being sent to need to update fortune by program more new data by MODBUS bus
The chip external memory of the single-chip microcomputer of line program stores；
Line card module, is updated to described single-chip microcomputer for will be stored in the program more new data of sheet memorizer.
7. system as claimed in claim 6, it is characterised in that described needs update operation program
Single-chip microcomputer refers to: if version corresponding to described program more new data is higher than the version of the operation program of single-chip microcomputer
This, the operation program of the most described single-chip microcomputer needs to update.
8. system as claimed in claim 6, it is characterised in that described hand held module, is additionally operable to root
Data acquisition data parameters is updated according to described program.
9. system as claimed in claim 8, it is characterised in that described line card module, is additionally operable to root
Judge that the program more new data being stored in chip external memory is the most complete effectively according to described data parameters, if complete
Whole effectively, then the program more new data that will be stored in chip external memory is updated to described single-chip microcomputer.
10. system as claimed in claim 6, it is characterised in that described main control module, is additionally operable to
By MODBUS bus, program more new data is sent to the sheet needing to update the single-chip microcomputer of operation program
After external memory, send reset command to described single-chip microcomputer so that described single-chip microcomputer is restarted.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510319854.0A CN106293797A (en) | 2015-06-11 | 2015-06-11 | A kind of method and system of online updating Single Chip Microcomputer (SCM) program |
| PCT/CN2016/084772 WO2016197883A1 (en) | 2015-06-11 | 2016-06-03 | Method and system for updating program of microcontroller online |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510319854.0A CN106293797A (en) | 2015-06-11 | 2015-06-11 | A kind of method and system of online updating Single Chip Microcomputer (SCM) program |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106293797A true CN106293797A (en) | 2017-01-04 |
Family
ID=57503128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510319854.0A Withdrawn CN106293797A (en) | 2015-06-11 | 2015-06-11 | A kind of method and system of online updating Single Chip Microcomputer (SCM) program |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106293797A (en) |
| WO (1) | WO2016197883A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103838588A (en) * | 2012-11-20 | 2014-06-04 | 广州市暨华医疗器械有限公司 | Method for conducting online program updating on AT90 single-chip microcomputer through CAN interface |
| CN108415721A (en) * | 2018-03-20 | 2018-08-17 | 山东比特智能科技股份有限公司 | A kind of node device programme upgrade method and relevant apparatus |
| CN110944042A (en) * | 2019-11-12 | 2020-03-31 | 中核控制系统工程有限公司 | Online automatic protocol updating method based on FPGA |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111708548A (en) * | 2020-06-18 | 2020-09-25 | 北京小米移动软件有限公司 | Software installation method, device, equipment and storage medium |
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| CN101251807A (en) * | 2008-03-14 | 2008-08-27 | 四川长虹电器股份有限公司 | Method for upgrading set top box front panel programmable SCM |
| GB2455938A (en) * | 2006-12-19 | 2009-07-01 | Halliburton Energy Serv Inc | Secure firmware updates in embedded systems |
| CN202870806U (en) * | 2012-10-30 | 2013-04-10 | 北京同州铭远科技有限公司 | Remote update control system |
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| US20060259207A1 (en) * | 2005-04-20 | 2006-11-16 | Denso Corporation | Electronic control system for automobile |
| CN101907998B (en) * | 2010-08-17 | 2016-03-30 | 中兴通讯股份有限公司 | The renewal system and method for embedded system |
| CN102622253B (en) * | 2012-03-09 | 2015-11-18 | 瑞斯康达科技发展股份有限公司 | A kind of method of single-chip microcomputer and online upgrading thereof |
| CN104156249A (en) * | 2014-08-18 | 2014-11-19 | 四川九成信息技术有限公司 | Embedded software upgrading method |
| CN104503804B (en) * | 2014-12-31 | 2017-08-08 | 天津通卡智能网络科技股份有限公司 | A kind of method of online updating SCM program |
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2015
- 2015-06-11 CN CN201510319854.0A patent/CN106293797A/en not_active Withdrawn
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2016
- 2016-06-03 WO PCT/CN2016/084772 patent/WO2016197883A1/en active Application Filing
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2455938A (en) * | 2006-12-19 | 2009-07-01 | Halliburton Energy Serv Inc | Secure firmware updates in embedded systems |
| CN101251807A (en) * | 2008-03-14 | 2008-08-27 | 四川长虹电器股份有限公司 | Method for upgrading set top box front panel programmable SCM |
| CN202870806U (en) * | 2012-10-30 | 2013-04-10 | 北京同州铭远科技有限公司 | Remote update control system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103838588A (en) * | 2012-11-20 | 2014-06-04 | 广州市暨华医疗器械有限公司 | Method for conducting online program updating on AT90 single-chip microcomputer through CAN interface |
| CN108415721A (en) * | 2018-03-20 | 2018-08-17 | 山东比特智能科技股份有限公司 | A kind of node device programme upgrade method and relevant apparatus |
| CN110944042A (en) * | 2019-11-12 | 2020-03-31 | 中核控制系统工程有限公司 | Online automatic protocol updating method based on FPGA |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2016197883A1 (en) | 2016-12-15 |
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Application publication date: 20170104 |