CN208384387U - A kind of controller for embedded control system - Google Patents
A kind of controller for embedded control system Download PDFInfo
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- CN208384387U CN208384387U CN201820314482.1U CN201820314482U CN208384387U CN 208384387 U CN208384387 U CN 208384387U CN 201820314482 U CN201820314482 U CN 201820314482U CN 208384387 U CN208384387 U CN 208384387U
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- controller
- control system
- ethernet
- control unit
- embedded control
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Abstract
The utility model discloses a kind of controllers for embedded control system, belong to industrial control field.Provide a kind of controller for embedded control system, the controller retains the circuit for realizing logic or mathematical computations and communication function, reject I O process circuit, the controller is connected with CAN, CAN FD and/or Ethernet communication mode with intelligence sensor and/or intelligent actuator, the intelligence sensor and/or intelligent actuator for realizing the I O process circuit of rejecting function.Controller provided by the utility model enables to the reduction of controller size, weight saving, cost reduction, reliability to improve, and control unit interface pin number is reduced, the harness of embedded control system is reduced, embedded control system development reduction, flexible reinforced have a good application prospect in related fieldss such as Industry Control, automobile and military projects.
Description
Technical field
The utility model relates to industrial control field, in particular to a kind of controller for embedded control system.
Background technique
So-called Embedded Application technology refers to using a small-sized or micro computer device with complete function as a portion
Part or subsystem organically constitute the system with better function and perfect of a more reliable technical stability, work with carrier
Industry embedded system main indicator requirement: real-time, high efficiency, security and stability and reliability and it is compact-sized, be easy to
It cuts out, good opening.Real-time is exactly event-driven ability and time driving ability, and basis is the tactic pattern of kernel
With management of process mechanism；High efficiency includes the starting speed and the speed of service and message transmission efficiency etc. of system；And stability with
Reliability includes the related performance indicator such as stability, safety and fault-tolerant ability.
At present in embedded control system, controller can the Acquisition Circuit of integrated sensor and actuator as far as possible driving
Circuit cannot standardize to keep the controller of the embedded control system of different application multifarious.In addition, at present embedding
The controller for entering formula control system is by processor chips, power supply chip, crystal oscillator chip, and the separate chips such as interface chip pass through
PCB interconnection is constituted, and in this case, the controller of chip is impossible.Also, there are pcb boards for such controller
The disadvantages of grade development amount is big, harness is more, pin is more, reliability is poor.
Utility model content
In order to solve problems in the prior art, the utility model embodiment provides a kind of for embedded control system
Controller.The technical solution is as follows:
A kind of controller for embedded control system is provided, the controller, which retains, realizes logic or mathematical computations
With the circuit of communication function, reject I O process circuit, the controller with CAN, CAN FD and/or Ethernet communication mode with
Intelligence sensor and/or intelligent actuator are connected, and the intelligence sensor and/or intelligent actuator are for realizing described in rejecting
The function of I O process circuit.
Preferably, the controller has one or more groups of CAN, CAN FD and/or Ethernet communications pins.
Preferably, the intelligence sensor is used for: the physical quantity of measurement is converted to digital signal；To sensor itself
State is diagnosed；By the state of physical quantity and sensor itself with the CAN, CAN FD and/or Ethernet communication mode
Issue the controller；The intelligent actuator is used for: receiving the controller with the CAN, CAN FD and/or Ethernet
The instruction of communication mode transmission simultaneously executes instruction corresponding operating；The state of actuator itself is diagnosed；By actuator itself
State the controller is issued with the CAN, CAN FD and/or Ethernet communication mode.
Preferably, the functional module of the I O process circuit of rejecting includes: I/O event controller, time correlation I/O
Signal input/output, I/O analog-digital converter, I/O input and output, the I/O bus control unit for being communicated with external module.
Preferably, the intelligence sensor and/or intelligent actuator include the I/O event controller, time correlation
The input/output of I/O signal, I/O analog-digital converter, I/O input and output, the I/O bus control unit for being communicated with external module.
Preferably, the controller includes: microprocessor, program data memory, power supply, clock generator, total linear system
System, I/O interrupt control unit, watchdog module and I/O for the CAN, CAN FD and/or Ethernet communication mode are total
Lane controller, transceiver and interface circuit.
Preferably, the microprocessor includes control unit and arithmetical unit, and the microprocessor is 4,8,16
Or 32 microprocessors；Described program data storage includes non-volatile read-only memory；The data storage includes
Non-volatile or volatile read/write memory；The bus system includes the data of 4 bit wides, 8 bit wides, 16 bit wides or 32 bit wides
Connection.
Technical solution provided by the embodiment of the utility model has the benefit that
1, due to eliminating various I O process circuits, the area of PCB substantially reduces, weight saving, it might even be possible to completely not
Controller is packaged into using the connection of chip and encapsulation technology by chip using PCB, forms chip type controller, so that
The size of controller entirety reduces, weight saving；
2, using this controller, pcb board grade development amount is greatly decreased, it might even be possible to and absolutely not plate grade is developed, because
It is exactly a chip for controller, does not need the exploitation of plate grade.So, the mistake that may be introduced in the exploitation of traditional controller plate grade
It can just not introduce again, so controller reliability can improve；In addition, development is reduced, fee to develop is reduced；
3, it is greatly decreased due to only retaining communication and power supply, the interface of controller and outside, that is, the pin of controller,
The harness for so connecting controller can be greatly decreased, and the cost of harness can reduce, the development meeting of the harness such as arrangement of harness
It reduces, development cost can decline；
4, the embedded controller of current different application is widely different, for example, engine controller and ESP controller have been
Complete different, basic reason is that the device of the physical signal and required drive control acquired needed for different application is different,
If these difference sections are removed controller, moving into intelligence sensor and/or intelligent actuator, different application can be used
Identical controller, this controller exactly realize this function, and a controller can be adapted in a variety of different applications,
So that the flexible reinforced of control system；
5, since controller size reduces, weight saving, harness and pin are reduced, so that the cost of controller reduces.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is a kind of controller architecture schematic diagram for being traditionally used for embedded control system in the prior art；
Fig. 2 is the controller architecture schematic diagram provided by the embodiment of the utility model for embedded control system；
Fig. 3 is that the 1 × CAN and 1 × Ethernet provided by the embodiment of the utility model for embedded control system is controlled
Device structural schematic diagram processed；
Fig. 4 is 3 × CAN FD and 1 × Ethernet provided by the embodiment of the utility model for embedded control system
Controller architecture schematic diagram；
Fig. 5 be 2 × CAN, the 3 × CAN FD and 1 provided by the embodiment of the utility model for embedded control system ×
Ethernet controller architecture schematic diagram.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, implement below in conjunction with the utility model
Attached drawing in example, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described reality
Applying example is only the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention,
Every other embodiment obtained by those of ordinary skill in the art without making creative efforts, belongs to this reality
With novel protected range.
It should be noted that " multiple groups " are meant that two or more in the description of the present invention, unless otherwise clear
It is specific to limit.
Controller provided by the embodiment of the utility model for embedded control system, which is characterized in that pass through reservation
Realize the circuit of logic or mathematical computations and communication function, reject I O process circuit, then controller with CAN, CAN FD and/or
Ethernet communication mode is connected with intelligence sensor and/or intelligent actuator, and intelligence sensor and/or intelligent actuator are used for
The function of realizing the I O process circuit rejected enables to the reduction of controller size, weight saving, cost reduce, is reliable
Property improve, and control unit interface pin number is reduced, and the harness of embedded control system is reduced, embedded control system exploitation
Work reduction, flexible reinforced, have a good application prospect in related fieldss such as Industry Control, automobile and military projects.
Combined with specific embodiments below, to the controller provided by the embodiment of the utility model for embedded control system
It is described further.
Fig. 1 is a kind of controller architecture schematic diagram for being traditionally used for embedded control system in the prior art.Fig. 2 is this
The controller architecture schematic diagram for embedded control system that utility model embodiment provides.
As shown in Figs. 1-2, the controller provided by the embodiment of the utility model for embedded control system is relative to biography
Unite controller, only retain the circuit for realizing logic or mathematical computations and communication function, reject I O process circuit, and by controller with
CAN, CAN FD and/or Ethernet communication mode are connected with intelligence sensor and intelligent actuator, and intelligence sensor and/or
Intelligent actuator for realizing the I O process circuit of rejecting function.Due to only remaining operation and communication function, can will pass
Sense data are transmitted between controller and intelligence sensor and/or intelligent actuator by network, can make controller in this way,
Physical layer has identical the interface of standard in other words with functional plane, to realize the chip of controller, embedded Control
System flexibility enhancing；And since remaining module can be packaged into a chip, pcb board is reduced, and interface tails off, and size subtracts
Small, volume reduces；In addition, reliability improves since the exploitation of PCB layer grade or the exploitation of plate grade are torn open and cut, avoid this process may
The mistake of appearance.
Specifically, controller has one or more groups of CAN, CAN FD and/or Ethernet communications pins.Specifically, root
According to actual needs, controller can design different number and CAN, CAN FD and/or tri- kinds of communication mode difference groups of Ethernet
The communications pins of conjunction.For example, controller can be 1 × CAN and 1 × Ethernet controller, 2 × CAN and 1 × Ethernet control
Device, 3 × CAN and 1 × Ethernet controller processed, 4 × CAN and 1 × Ethernet controller, 5 × CAN and 1 × Ethernet
Controller, 1 × CAN FD and 1 × Ethernet controller, 2 × CAN FD and 1 × Ethernet controller, 3 × CAN FD and 1
× Ethernet controller, 4 × CAN FD and 1 × Ethernet controller, 5 × CAN FD and 1 × Ethernet controller, 2
× CAN, 3 × CAN FD and 1 × Ethernet controller etc..Fig. 3 to Fig. 5 respectively illustrates provided by the embodiment of the utility model
1 × CAN and 1 × Ethernet controller, 3 × CAN FD and 1 × Ethernet controller, 2 for embedded control system
× CAN, 3 × CAN FD and 1 × Ethernet controller.It should be noted that may be used also in addition to the controller that the example above is mentioned
To be that other are directed to the controller that above-mentioned communications pins are configured, the utility model embodiment is not limited it especially.
Specifically, intelligence sensor is used for: the physical quantity of measurement is converted to digital signal；To the state of sensor itself
It is diagnosed；The state of physical quantity and sensor itself is issued into control with CAN, CAN FD and/or Ethernet communication mode
Device；Intelligent actuator is used for: receiving controller with the instruction of CAN, CAN FD and/or the transmission of Ethernet communication mode and execution
Instruct corresponding operating；The state of actuator itself is diagnosed；By the state of actuator itself with CAN, CAN FD and/or
Ethernet communication mode issues controller.
Specifically, the functional module of the I O process circuit of rejecting includes: I/O event controller, time correlation I/O signal
Input/output, I/O analog-digital converter, I/O input and output, the I/O bus control unit for being communicated with external module.
Here, intelligence sensor and/or intelligent actuator include that I/O event controller, the I/O signal of time correlation are defeated
Enter/export, I/O analog-digital converter, I/O input and output, the I/O bus control unit for being communicated with external module.
Specifically, controller includes: microprocessor, program data memory, power supply, clock generator, bus system, I/
O interruption controller, watchdog module and for the I/O bus control unit of CAN, CAN FD and/or Ethernet communication mode,
Transceiver and interface circuit.
Specifically, microprocessor includes control unit and arithmetical unit, and the microprocessor is 4,8,16 or 32
The microprocessor of position；Described program data storage includes non-volatile read-only memory；The data storage includes non-easy
The property lost or volatile read/write memory；The bus system includes the data connection of 4 bit wides, 8 bit wides, 16 bit wides or 32 bit wides.
For example, the application process of the controller provided by the embodiment of the utility model for embedded control system is such as
Under:
Controller obtains the numerical value of coolant temperature with CAN and Ethernet communication mode from intelligence sensor；With the number
Value is that input by the pre-set programs of controller calculates cooling fan rotation speed numerical value, and by the cooling fan rotation speed numerical value with CAN
Intelligent actuator is issued with Ethernet communication mode；After intelligent actuator receives control signal, cooling fan rotation speed number is executed
It is worth corresponding control instruction, to drive cooling fan.
In conclusion the controller provided by the embodiment of the utility model for embedded control system, relative to existing
Technology has the advantage that
1, due to eliminating various I O process circuits, the area of PCB substantially reduces, weight saving, it might even be possible to completely not
Controller is packaged into using the connection of chip and encapsulation technology by chip using PCB, forms chip type controller, so that
The size of controller entirety reduces, weight saving；
2, using this controller, pcb board grade development amount is greatly decreased, it might even be possible to and absolutely not plate grade is developed, because
It is exactly a chip for controller, does not need the exploitation of plate grade.So, the mistake that may be introduced in the exploitation of traditional controller plate grade
It can just not introduce again, so controller reliability can improve；In addition, development is reduced, fee to develop is reduced；
3, it is greatly decreased due to only retaining communication and power supply, the interface of controller and outside, that is, the pin of controller,
The harness for so connecting controller can be greatly decreased, and the cost of harness can reduce, the development meeting of the harness such as arrangement of harness
It reduces, development cost can decline；
4, the embedded controller of current different application is widely different, for example, engine controller and ESP controller have been
Complete different, basic reason is that the device of the physical signal and required drive control acquired needed for different application is different,
If these difference sections are removed controller, moving into intelligence sensor and/or intelligent actuator, different application can be used
Identical controller, this controller exactly realize this function, and a controller can be adapted in a variety of different applications,
So that the flexible reinforced of control system；
5, since controller size reduces, weight saving, harness and pin are reduced, so that the cost of controller reduces.
All the above alternatives can form the alternative embodiment of the utility model, herein using any combination
No longer repeat one by one.
It should be understood that the controller provided by the above embodiment for embedded control system is carrying out control business
When, only the example of the division of the above functional modules, in practical application, it can according to need and divide above-mentioned function
With being completed by different functional modules, i.e., the internal structure of controller is divided into different functional modules, to complete above retouch
The all or part of function of stating.
Those of ordinary skill in the art will appreciate that realizing that all or part of the steps of above-described embodiment can pass through hardware
It completes, relevant hardware can also be instructed to complete by program, the program can store in a kind of computer-readable
In storage medium, storage medium mentioned above can be read-only memory, disk or CD etc..
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (7)
1. a kind of controller for embedded control system, which is characterized in that the controller, which retains, realizes logic or mathematics
The circuit with communication function is calculated, rejects I O process circuit, the controller is with CAN, CAN FD and/or Ethernet communication party
Formula is connected with intelligence sensor and/or intelligent actuator, and the intelligence sensor and/or intelligent actuator are for realizing rejecting
The function of the I O process circuit.
2. controller according to claim 1, which is characterized in that the controller has one or more groups of CAN, CAN FD
And/or Ethernet communications pins.
3. controller according to claim 1, which is characterized in that
The intelligence sensor is used for: the physical quantity of measurement is converted to digital signal；The state of sensor itself is examined
It is disconnected；The state of physical quantity and sensor itself is issued into the control with the CAN, CAN FD and/or Ethernet communication mode
Device processed；
The intelligent actuator is used for: receiving the controller with the CAN, CAN FD and/or Ethernet communication mode hair
The instruction sent simultaneously executes instruction corresponding operating；The state of actuator itself is diagnosed；By the state of actuator itself with institute
It states CAN, CAN FD and/or Ethernet communication mode issues the controller.
4. controller according to claim 1, which is characterized in that the Functional Module of the I O process circuit of rejecting
Include: I/O event controller, the I/O signal input/output of time correlation, I/O analog-digital converter, I/O input and output, for
The I/O bus control unit of external module communication.
5. controller according to claim 4, which is characterized in that the intelligence sensor and/or intelligent actuator include
The I/O event controller, the I/O signal input/output of time correlation, I/O analog-digital converter, I/O input and output, for
The I/O bus control unit of external module communication.
6. controller according to any one of claims 1 to 5, which is characterized in that the controller include: microprocessor,
Program data memory, power supply, clock generator, bus system, I/O interrupt control unit, watchdog module and for described
I/O bus control unit, transceiver and the interface circuit of CAN, CAN FD and/or Ethernet communication mode.
7. controller according to claim 6, which is characterized in that the microprocessor includes control unit and arithmetic list
Member, the microprocessor that the microprocessor is 4,8,16 or 32；Described program data storage includes non-volatile
Read-only memory；The data storage includes non-volatile or volatile read/write memory；The bus system includes 4
The data connection of wide, 8 bit wides, 16 bit wides or 32 bit wides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820314482.1U CN208384387U (en) | 2018-03-07 | 2018-03-07 | A kind of controller for embedded control system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820314482.1U CN208384387U (en) | 2018-03-07 | 2018-03-07 | A kind of controller for embedded control system |
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| CN208384387U true CN208384387U (en) | 2019-01-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108490826A (en) * | 2018-03-07 | 2018-09-04 | 汽-大众汽车有限公司 | A kind of controller and its control method for embedded control system |
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2018
- 2018-03-07 CN CN201820314482.1U patent/CN208384387U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108490826A (en) * | 2018-03-07 | 2018-09-04 | 汽-大众汽车有限公司 | A kind of controller and its control method for embedded control system |
| CN108490826B (en) * | 2018-03-07 | 2023-10-13 | 一汽-大众汽车有限公司 | Controller for embedded control system and control method thereof |
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