CN116700073A - Configurable IO device based on PROFINET bus - Google Patents
Configurable IO device based on PROFINET bus Download PDFInfo
- Publication number
- CN116700073A CN116700073A CN202310603429.9A CN202310603429A CN116700073A CN 116700073 A CN116700073 A CN 116700073A CN 202310603429 A CN202310603429 A CN 202310603429A CN 116700073 A CN116700073 A CN 116700073A
- Authority
- CN
- China
- Prior art keywords
- network interface
- signals
- input
- output port
- control circuit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000004891 communication Methods 0.000 claims abstract description 38
- 238000006243 chemical reaction Methods 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/21—Pc I-O input output
- G05B2219/21063—Bus, I-O connected to a bus
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The invention relates to the technical field of industrial control equipment, in particular to a PROFINET bus-based configurable IO device, which comprises a shared platform, a first input or output port and a second input or output port, wherein the shared platform comprises a main control chip, a communication control circuit and an expansion network interface, field acquisition signals are processed by an IO signal conversion circuit in the device, then are transmitted to the main control chip for processing, are communicated with external equipment through a PROFINET bus protocol, communication data packets are converted into physical electric signals by the communication control circuit and are output to the expansion network interface, the PROFINET bus protocol has the characteristics of flexible network topology structure and quick start, the expansion network interface is provided, flexible expansion is realized, the first input or output port and the second input or output port are provided on the basis of the shared platform, and various configuration combinations of input and output are realized, so that the cost is greatly reduced.
Description
Technical Field
The invention relates to the technical field of industrial control equipment, in particular to a configurable IO device based on a PROFINET bus.
Background
PROFINET is introduced by PROFIBUS International organization, and is a new generation of automation bus standard based on industrial Ethernet technology. In the field of industrial control, the IO digital quantity is a relatively common signal, and is specifically divided into an input type digital signal and an output type digital signal, wherein a high level 24V is a signal quantity 1, and a low level 0V is a signal quantity 0.
Such collection devices currently on the market are of a pure input type, a pure output type or a mixed input and output type, are integrated, and cannot flexibly configure input or output, so that various types of collection devices need to be developed, and the cost is increased.
Disclosure of Invention
The invention aims to provide a PROFINET bus-based configurable IO device, which aims to solve the problems that the existing acquisition equipment cannot be flexibly configured, various models are required to be developed, and the cost is increased.
In order to achieve the above object, in a first aspect, the present invention provides a configurable IO device based on a PROFINET bus, including a common platform, a first input or output port, and a second input or output port, where the first input or output port and the second input or output port are respectively connected to the common platform;
the shared platform comprises a main control chip, a communication control circuit and an expansion network interface, wherein the main control chip, the communication control circuit and the expansion network interface are sequentially connected.
The expansion network interface comprises a network interface module, a first network interface and a second network interface, wherein the network interface module is connected with the communication control circuit, and the first network interface and the second network interface are respectively connected with the network interface module.
Wherein the first input or output port is an input type.
Wherein the second input or output port is an output port.
In a second aspect, the present invention further provides a method for configuring an IO device based on a PROFINET bus, including the following steps:
acquiring field signals and processing the field signals through an IO signal conversion circuit to obtain acquisition signals;
and transmitting the acquisition signals into the main control chip for processing, and transmitting the acquisition signals to the expansion network interface through the communication control circuit.
The specific mode of acquiring the field signals is that the field signals are acquired and processed by an IO signal conversion circuit:
the device collects 12V-24V signals on site and transmits the collected signals to the IO signal conversion circuit;
the IO signal conversion circuit receives 12V-24V signals to obtain receiving signals;
and performing data conversion processing on the received signals to obtain the acquisition signals.
The acquisition signals are transmitted into the main control chip for processing and are transmitted to the specific mode of the expansion network interface through the communication control circuit;
the acquired signals are transmitted into the main control chip for digital processing, and processing data are obtained;
the PROFINET bus protocol of the communication control circuit is communicated with external equipment, and the processing data is transmitted to obtain a communication data packet;
the communication data packet is converted into a physical electric signal by the communication control circuit and is output to the expansion network interface.
The invention discloses a PROFINET bus-based configurable IO device, which is characterized in that a field acquisition signal is processed by an IO signal conversion circuit in the device and then is transmitted to a main control chip for processing, the communication control circuit is communicated with external equipment through a PROFINET bus protocol, a communication data packet is converted into a physical electric signal by the communication control circuit and is output to an expansion network interface, the PROFINET bus protocol has the characteristics of flexible network topology and quick starting, the expansion network interface is provided, flexible expansion is realized, the first input or output port and the second input or output port are provided on the basis of the shared platform, and various configuration combinations of input and output are realized, so that the cost is greatly reduced, and the problems that the existing acquisition equipment cannot be flexibly configured, various models are required to be developed and the cost is increased are solved.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of connection of a configurable IO device based on a PROFINET bus according to the present invention.
Fig. 2 is a flowchart of a configurable IO method based on a PROFINET bus provided by the present invention.
Fig. 3 is a flowchart of a specific mode of transmitting the acquisition signal to the main control chip for processing and transmitting the acquisition signal to the extended network interface through the communication control circuit.
In the figure: the system comprises a 1-shared platform, a 2-first input or output port, a 3-second input or output port, a 4-main control chip, a 5-communication control circuit, a 6-expansion network interface, a 7-network interface module, an 8-first network interface and a 9-second network interface.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.
Referring to fig. 1, in a first aspect, the present invention provides a configurable IO device based on a PROFINET bus, including a common platform 1, a first input or output port 2, and a second input or output port 3, where the first input or output port 2 and the second input or output port 3 are respectively connected to the common platform 1;
the shared platform 1 comprises a main control chip 4, a communication control circuit 5 and an expansion network interface 6, wherein the main control chip 4, the communication control circuit 5 and the expansion network interface 6 are sequentially connected.
In this embodiment, the shared platform 1 is an a board, the first input or output port 2 is a B board, the second input or output port 3 is a C board, after the field acquisition signal is processed by the IO signal conversion circuit in the device, the field acquisition signal is transmitted to the main control chip 4 for processing, the communication control circuit 5 communicates with an external device through a PROFINET bus protocol, a communication data packet is converted into a physical electric signal by the communication control circuit 5 and is output to the extended network interface, the PROFINET bus protocol has the characteristics of flexible network topology structure and quick start, the provided extended network interface 6 realizes flexible extension, but realizes flexible wiring mode of the device in the PROFINET bus network, based on the shared platform 1, multiple combinations of the first input or output port 2 and the second input or output port 3 can be realized, multiple configuration combinations of ABC, ABB, ACC and the like are realized, the cost is greatly reduced, and the problems that the existing acquisition device cannot be flexibly configured and multiple types of development are required are solved.
Further, the extended network interface 6 includes a network interface module 7, a first network interface 8 and a second network interface 9, where the network interface module 7 is connected to the communication control circuit 5, and the first network interface 8 and the second network interface 9 are respectively connected to the network interface module 7.
In this embodiment, the network interface module 7 is configured to connect the first network interface 8 and the second network interface 9 with the communication control circuit 5, where flexible wiring of the device in the PROFINET bus network is implemented through the first network interface 8 and the second network interface 9.
Referring to fig. 2 to 3, in a second aspect, the present invention further provides a method for configuring IO devices based on a PROFINET bus, including the following steps:
s1, acquiring field signals and processing the field signals through an IO signal conversion circuit to obtain acquisition signals;
specifically, the signals collected on site are mostly 12V-24V signals, and the signals are processed by an IO signal conversion circuit in the device.
The specific mode is as follows:
s11, the device collects 12V-24V signals on site and transmits the collected signals to an IO signal conversion circuit;
s12, the IO signal conversion circuit receives 12V-24V signals to obtain receiving signals;
s13, carrying out data conversion processing on the received signals to obtain the acquisition signals.
S2, the acquired signals are transmitted into the main control chip 4 for processing and are transmitted to the expansion network interface 6 through the communication control circuit 5.
The specific mode is as follows:
s21, transmitting the acquired signals into the main control chip 4 for digital processing to obtain processed data;
specifically, the collected signals or signals to be output are respectively led into the main control chip 4 through the first input or output port 2 and the second input or output port 3 for digital processing.
S22, the PROFINET bus protocol of the communication control circuit 5 is communicated with external equipment, and the processing data is transmitted to obtain a communication data packet;
and S23, the communication data packet is converted into a physical electric signal by the communication control circuit 5 and is output to the expansion network interface.
Specifically, the flexible wiring mode of the device in the PROFINET bus network can be realized through the first network interface 8 and the second network interface 9.
The above disclosure is merely illustrative of a preferred embodiment of a configurable IO device based on PROFINET bus, but it is not intended to limit the scope of the invention.
Claims (7)
1. A configurable IO device based on PROFINET bus is characterized in that,
the system comprises a shared platform, a first input or output port and a second input or output port, wherein the first input or output port and the second input or output port are respectively connected with the shared platform;
the shared platform comprises a main control chip, a communication control circuit and an expansion network interface, wherein the main control chip, the communication control circuit and the expansion network interface are sequentially connected.
2. The PROFINET bus-based configurable IO device of claim 1,
the expansion network interface comprises a network interface module, a first network interface and a second network interface, wherein the network interface module is connected with the communication control circuit, and the first network interface and the second network interface are respectively connected with the network interface module.
3. The PROFINET bus-based configurable IO device of claim 1,
the first input or output port is an input type.
4. The PROFINET bus-based configurable IO device of claim 1,
the second input or output port is an output type.
5. A configurable IO method based on a PROFINET bus, applied to a configurable IO device based on a PROFINET bus as set forth in claim 1, comprising the steps of:
acquiring field signals and processing the field signals through an IO signal conversion circuit to obtain acquisition signals;
and transmitting the acquisition signals into the main control chip for processing, and transmitting the acquisition signals to the expansion network interface through the communication control circuit.
6. The programmable bus-based configurable IO method of claim 5 wherein,
the specific mode of acquiring the field signals is that the field signals are acquired and processed by an IO signal conversion circuit:
the device collects 12V-24V signals on site and transmits the collected signals to the IO signal conversion circuit;
the IO signal conversion circuit receives 12V-24V signals to obtain receiving signals;
and performing data conversion processing on the received signals to obtain the acquisition signals.
7. The programmable bus-based configurable IO method of claim 5 wherein,
the acquired signals are transmitted into the main control chip for processing and are transmitted to the specific mode of the expanding network interface through the communication control circuit;
the acquired signals are transmitted into the main control chip for digital processing, and processing data are obtained;
the PROFINET bus protocol of the communication control circuit is communicated with external equipment, and the processing data is transmitted to obtain a communication data packet;
the communication data packet is converted into a physical electric signal by the communication control circuit and is output to the expansion network interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310603429.9A CN116700073A (en) | 2023-05-25 | 2023-05-25 | Configurable IO device based on PROFINET bus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310603429.9A CN116700073A (en) | 2023-05-25 | 2023-05-25 | Configurable IO device based on PROFINET bus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116700073A true CN116700073A (en) | 2023-09-05 |
Family
ID=87831947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310603429.9A Pending CN116700073A (en) | 2023-05-25 | 2023-05-25 | Configurable IO device based on PROFINET bus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116700073A (en) |
-
2023
- 2023-05-25 CN CN202310603429.9A patent/CN116700073A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109450759B (en) | System for FC-AE-1553 bus control node equipment | |
| CN103529804B (en) | A kind of dcs based on EtherCAT bus | |
| CN212391573U (en) | Chip testing device and equipment | |
| CN109120063B (en) | Plug-and-play sensor monitoring method, system and acquisition unit thereof | |
| CN116700073A (en) | Configurable IO device based on PROFINET bus | |
| CN108667488A (en) | Low-power consumption bluetooth control chip based on wide area Internet technology and sensor device | |
| CN2932840Y (en) | A device for implementing connection between serial port equipment and Profibus-DP bus | |
| CN113534888B (en) | FPGA-based time synchronization method and device for multiple VPX boards | |
| CN116074397A (en) | Data sharing system | |
| CN210518377U (en) | EtherCAT, ProfiNET bus compatible system | |
| CN210488282U (en) | Multi-protocol data acquisition board card | |
| CN108391245A (en) | Plug and play type wireless sensor network node | |
| CN112187766A (en) | Modbus protocol conversion terminal configuration method and Modbus protocol conversion terminal | |
| CN209765328U (en) | industrial-grade remote IO module based on EtherCAT | |
| CN209858985U (en) | LDN-based distributed control system, device and intelligent furniture | |
| CN110445569B (en) | Integrated system with timing and instruction synchronization function | |
| CN110471881B (en) | Method for realizing rapid communication between multiple slave devices and SPI (Serial peripheral interface) master device | |
| CN107707558B (en) | Data transmission system of multi-industry bus | |
| JP2006141131A (en) | Digital protection controlling apparatus | |
| CN114002994B (en) | PLC-based system and networking and communication method thereof | |
| CN218217403U (en) | Communication protocol interface control system and electronic equipment | |
| CN215341328U (en) | Switching value radio remote control equipment | |
| CN220603888U (en) | Digital quantity signal remote control circuit and card type bus IO module | |
| CN111614625B (en) | Communication protocol conversion circuit and robot equipment | |
| CN219758828U (en) | Signal communication device based on domestic PSOC |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |