CN105910655A - Collecting and monitoring system for environment data based on CAN bus - Google Patents
Collecting and monitoring system for environment data based on CAN bus Download PDFInfo
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- CN105910655A CN105910655A CN201610517060.XA CN201610517060A CN105910655A CN 105910655 A CN105910655 A CN 105910655A CN 201610517060 A CN201610517060 A CN 201610517060A CN 105910655 A CN105910655 A CN 105910655A
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- data
- monitoring system
- collecting
- master controller
- display control
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
-
- 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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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L2012/40208—Bus networks characterized by the use of a particular bus standard
- H04L2012/40215—Controller Area Network CAN
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Computing Systems (AREA)
- General Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention discloses a collecting and monitoring system for an environment data based on a CAN bus. The collecting and monitoring system comprises a data collecting front end, a single chip master controller, a CAN bus and a display control terminal, wherein the data collecting front end is used for collecting and outputting the environment data; the single chip master controller is used for processing the received collected data; the CAN bus is used for receiving, converting and transmitting the collected data and control signal; the display control terminal is used for receiving and displaying the collected data and sending the control signal; all the parts are in bidirectional communication connection with each other. According to the collecting and monitoring system provided by the invention, the data collecting front end is used for collecting the environment data of the industrial site, the single chip master controller is used for processing the collected data, the CAN bus is used for transmitting the data and the control signal, and the display control terminal is used for controlling the data collecting terminal to work and display each sensor data, for realizing the remote monitor and real-time display for the industrial site environment; the structure is simple and the operation is convenient; each line of CAN bus can be connected with at most 110 nodes; a plurality of CAN nodes can be used for simultaneously transmitting data; the transmission reliability is high and the instantaneity is strong.
Description
Technical field
The invention belongs to data acquisition technology field, relate to a kind of environmental data collecting monitoring system, specifically
It is that a kind of environmental data collecting based on CAN monitors system.
Background technology
Fieldbus (Field bus) is a kind of industry data bus developed rapidly in recent years, it
Mainly solve the number between the field apparatus such as the intelligent instrumentation of industry spot, controller, executing agency
Information problem of transmission between word communication and these field control equipment and advanced control system (ACS)s.Due to existing
A series of prominent advantages such as field bus is simple, reliable, economical and practical, thus receive many standard groups
Body and the great attention of computer vendors.
Fieldbus is a kind of industry data bus, is bottom data communication network in automatic field.
Briefly, fieldbus exactly instead of tradition 4-20mA analog signal and common with digital communication
The transmission of on-off model, is connect smart devices and automated system digital, two-way, many
The communication system stood.
CAN is a kind of technical grade fieldbus meeting international standard, and every circuit can connect
Many 110 nodes, multiple CAN nodes can transmit data simultaneously.Can be effective by use CAN
Solving the transmission reliability of existing environmental data collecting monitoring system and the problem that real-time is low, this case is thus
Produce.
Summary of the invention
It is an object of the invention to provide and a kind of transmit the best, real-time ring based on CAN
Border data acquisition and monitoring system.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of environmental data collecting based on CAN monitoring system, including
Data acquisition front, for gathering and export the illuminance of industry spot, pressure and humiture data；
Single-chip microcomputer master controller, for the collection data received carry out data process, controls meanwhile
Data acquisition front is acquired work；
CAN, is used for receiving, changes, transmits collection data and control signal；
Display control terminal, is used for receiving and show collection data, is simultaneously emitted by control signal；
Described data acquisition front is connected with single-chip microcomputer master controller two-way communication, described monolithic owner
Controller is connected with CAN opposing traffic, described CAN and display control terminal two-way communication
Connect.
Further, described data acquisition front includes the illuminance sensing for gathering illuminance data
Device, for gathering the pressure sensor of pressure data, for collecting temperature data temperature sensor and
For gathering the humidity sensor of humidity data.
Further, described single-chip microcomputer master controller uses Motolora M683XX single-chip microcomputer.
Further, described CAN includes for receiving collection data and the communication mould of control signal
Block, for transmitting the data/address bus gathering data, for the signal bus of transmission of control signals, for real
Existing display control terminal and the CAN interface card of CAN data exchange；Described CAN interface card passes through
USB interface connects display control terminal.
Further, described CAN interface card uses USBCAN-2I type CAN interface card.
Further, described display control terminal uses PC terminal, panel computer or mobile phone terminal.
Beneficial effects of the present invention: the present invention by data acquisition front gather industry spot illuminance,
Pressure and humiture data, processed gathering data by single-chip microcomputer master controller, total by CAN
Line transmission data and control signal, control data collection station by display control terminal and work and show each
Sensing data, it is achieved remotely monitoring and display in real time, simple in construction, the operation to industrial environment
Facilitate, and every circuit of CAN all can connect most 110 nodes, multiple CAN nodes
Can transmit data, it is the best, real-time to transmit simultaneously.
Accompanying drawing explanation
With specific embodiment, the present invention is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 is the system schematic of the present invention.
Fig. 2 is the workflow diagram of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the present invention, and
It is not all, of embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art are not making
Go out all other embodiments obtained under creative work premise, broadly fall into the scope of protection of the invention.
As it is shown in figure 1, the invention provides a kind of environmental data collecting based on CAN monitoring system,
Including data acquisition front 1, single-chip microcomputer master controller 2, CAN 3 and display control terminal 4, number
It is connected with single-chip microcomputer master controller 2 two-way communication according to gathering front end 1, single-chip microcomputer master controller 2 and CAN
Bus 3 opposing traffic connects, and CAN 3 is connected with display control terminal 4 two-way communication.
Data acquisition front 1 is for gathering the illuminance of industry spot, pressure and humiture data, and leads to
Cross wireless network and collection data be sent to single-chip microcomputer master controller 2, data acquisition front 1 include for
Gather the illuminance sensor 101 of illuminance data, for gathering the pressure sensor 102 of pressure data,
For the temperature sensor 103 of collecting temperature data, for gathering the humidity sensor 104 of humidity data.
Single-chip microcomputer master controller 2 is used for carrying out the collection data received data process, and will be through place
The data of reason are sent to CAN 3, and meanwhile, single-chip microcomputer master controller 2 is additionally operable to control data acquisition
Front end 1 is acquired work.Single-chip microcomputer master controller 2 uses Motolora M683XX single-chip microcomputer,
Clock frequency used under same speed is relatively low so that high frequency noise is low, and antijamming capability is strong, suitableeer
Close and industrial control field and rugged environment.
CAN 3 is used for receiving, transmitting collection data and control signal, transmits the best, real-time
By force.CAN includes, for receiving collection data and the communication module 301 of control signal, adopting for transmission
The data/address bus 302 of collection data, for the signal bus 303 of transmission of control signals, is used for realizing display control
Terminal 4 processed and the CAN interface card 304 of CAN 3 data exchange, CAN interface card 304 passes through USB
Interface connects display control terminal 4, and CAN interface card 304 uses USBCAN-2I type CAN interface card, often
One CAN passage equal integrated electrical isolation protective circuit, and meet CAN2.0A/B specification, support
Any baud rate between 5Kbps-1Mbps, can be convenient and highly reliable that PC is extended to CAN is total
The control node of line.
Display control terminal 4 is used for receiving and show collection data, is simultaneously emitted by control signal, passes through CAN
Bus 3 is transferred to single-chip microcomputer master controller 2, controls data collection station 1 by single-chip microcomputer master controller 2
Data acquisition works.Display control terminal 4 uses PC terminal, panel computer or mobile phone terminal.
Operation principle of the present invention: as in figure 2 it is shown, first, display control terminal 4 is issued control signal and arrived
CAN 3, communication module 301 receives control signal, realizes data by CAN interface card 304 and hands over
Changing, be transferred to single-chip microcomputer master controller 2 through signal bus 303, single-chip microcomputer master controller 2 is by wireless
Each sensor of network control data acquisition terminal 1 carries out data collection task；Data collection station 1
The illuminance collected, pressure and humiture data are sent to monolithic owner through wireless network by each sensor
Controller 2, the data received are processed by single-chip microcomputer master controller 2, and by treated number
According to being sent to CAN 3, communication module 301 receives collection data, is passed by data/address bus 302
It is passed to CAN interface card 304, realizes data by CAN interface card and exchange, be transferred to display control terminal 4
Show, it is achieved remotely controlling and showing its every collection data in real time sensor, transmission is reliable
Good, real-time.
The present invention gathers the illuminance of industry spot, pressure and humiture data by data acquisition front,
Processed gathering data by single-chip microcomputer master controller, by CAN transmission data and control letter
Number, control data collection station by display control terminal and work and show each sensing data, it is achieved be right
The remotely monitoring of industrial environment and display in real time, simple in construction, easy to operate, and CAN
Every circuit all can connect most 110 nodes, multiple CAN nodes can transmit data simultaneously, pass
Defeated the best, real-time.
In the description of this specification, reference term " embodiment ", " example ", " concrete example "
Deng description means to combine this embodiment or example describes specific features, structure, material or feature bag
It is contained at least one embodiment or the example of the present invention.In this manual, the signal to above-mentioned term
Property statement be not necessarily referring to identical embodiment or example.And, the specific features of description, structure,
Material or feature can combine in any one or more embodiments or example in an appropriate manner.
Above content is only to present configuration example and explanation, the skill of affiliated the art
Described specific embodiment is made various amendment or supplements or use similar mode to replace by art personnel
Generation, without departing from invention structure or surmount scope defined in the claims, all should belong to
Protection scope of the present invention.
Claims (6)
1. environmental data collecting based on a CAN monitoring system, it is characterised in that: include
Data acquisition front (1), for gathering and export the illuminance of industry spot, pressure with warm and humid
Degrees of data；
Single-chip microcomputer master controller (2), for the collection data received being carried out data process, meanwhile,
Control data acquisition front (1) and be acquired work；
CAN (3), is used for receiving, changes, transmits collection data and control signal；
Display control terminal (4), is used for receiving and show collection data, is simultaneously emitted by control signal；
Described data acquisition front (1) is connected with single-chip microcomputer master controller (2) two-way communication, institute
The single-chip microcomputer master controller (2) stated is connected with CAN (3) opposing traffic, and described CAN is total
Line (3) is connected with display control terminal (4) two-way communication.
A kind of environmental data collecting based on CAN the most according to claim 1 monitoring system, its
It is characterised by: described data acquisition front (1) includes that the illuminance for gathering illuminance data passes
Sensor (101), for gathering the pressure sensor (102) of pressure data, for collecting temperature data
Temperature sensor (103) and for gathering the humidity sensor (104) of humidity data.
A kind of environmental data collecting based on CAN the most according to claim 1 monitoring system, its
It is characterised by: described single-chip microcomputer master controller (2) uses Motolora M683XX single-chip microcomputer.
A kind of environmental data collecting based on CAN the most according to claim 1 monitoring system, its
It is characterised by: described CAN includes for receiving collection data and the communication module of control signal
(301), for transmitting the data/address bus (302) gathering data, for the signal of transmission of control signals
Bus (303), is used for realizing display control terminal (4) and the CAN of CAN (3) data exchange
Interface card (304)；Described CAN interface card (304) connects display control terminal by USB interface
(4)。
A kind of environmental data collecting based on CAN the most according to claim 4 monitoring system, its
It is characterised by: described CAN interface card (304) uses USBCAN-2I type CAN interface card.
A kind of environmental data collecting based on CAN the most according to claim 1 monitoring system, its
It is characterised by: described display control terminal (4) uses PC terminal, panel computer or mobile phone terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610517060.XA CN105910655A (en) | 2016-06-30 | 2016-06-30 | Collecting and monitoring system for environment data based on CAN bus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610517060.XA CN105910655A (en) | 2016-06-30 | 2016-06-30 | Collecting and monitoring system for environment data based on CAN bus |
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| CN105910655A true CN105910655A (en) | 2016-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610517060.XA Pending CN105910655A (en) | 2016-06-30 | 2016-06-30 | Collecting and monitoring system for environment data based on CAN bus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113438144A (en) * | 2021-06-30 | 2021-09-24 | 珠海格力电器股份有限公司 | Ethernet bus data acquisition system, method, storage medium and computer equipment |
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| CN202372203U (en) * | 2011-10-17 | 2012-08-08 | 陕西理工学院 | Temperature and humidity measuring device based on CAN (Controller Area Network) bus |
| CN202494915U (en) * | 2012-03-21 | 2012-10-17 | 常州工学院 | Greenhouse environment monitoring system |
| CN103644937A (en) * | 2013-12-04 | 2014-03-19 | 杜峰 | Real-time vegetable greenhouse environment detection system |
| US20140121891A1 (en) * | 2012-10-30 | 2014-05-01 | Cloudcar, Inc. | Automobile data abstraction and communication |
| CN104483874A (en) * | 2014-11-26 | 2015-04-01 | 哈尔滨金都太阳能科技有限公司 | Data collecting device based on single chip microcomputer |
| CN205879238U (en) * | 2016-06-30 | 2017-01-11 | 金中朝 | Environmental data gathers monitoring system based on CAN bus |
-
2016
- 2016-06-30 CN CN201610517060.XA patent/CN105910655A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN202372203U (en) * | 2011-10-17 | 2012-08-08 | 陕西理工学院 | Temperature and humidity measuring device based on CAN (Controller Area Network) bus |
| CN202494915U (en) * | 2012-03-21 | 2012-10-17 | 常州工学院 | Greenhouse environment monitoring system |
| US20140121891A1 (en) * | 2012-10-30 | 2014-05-01 | Cloudcar, Inc. | Automobile data abstraction and communication |
| CN103644937A (en) * | 2013-12-04 | 2014-03-19 | 杜峰 | Real-time vegetable greenhouse environment detection system |
| CN104483874A (en) * | 2014-11-26 | 2015-04-01 | 哈尔滨金都太阳能科技有限公司 | Data collecting device based on single chip microcomputer |
| CN205879238U (en) * | 2016-06-30 | 2017-01-11 | 金中朝 | Environmental data gathers monitoring system based on CAN bus |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113438144A (en) * | 2021-06-30 | 2021-09-24 | 珠海格力电器股份有限公司 | Ethernet bus data acquisition system, method, storage medium and computer equipment |
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Application publication date: 20160831 |