CN201820120U - Self-adapting multibus execution mechanism controller - Google Patents

Self-adapting multibus execution mechanism controller Download PDF

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Publication number
CN201820120U
CN201820120U CN2010201996407U CN201020199640U CN201820120U CN 201820120 U CN201820120 U CN 201820120U CN 2010201996407 U CN2010201996407 U CN 2010201996407U CN 201020199640 U CN201020199640 U CN 201020199640U CN 201820120 U CN201820120 U CN 201820120U
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connector
hart
profibus
group
controller
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余勇
夏继强
耿春明
谢云山
魏文雄
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CHONGQING INDUSTRIAL AUTOMATION INSTRUMENTATION INST
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CHONGQING INDUSTRIAL AUTOMATION INSTRUMENTATION INST
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Abstract

The utility model discloses a self-adapting multibus execution mechanism controller, which comprises a main control panel, wherein the main control panel is provided with a microprocessor, the microprocessor is provided with a process field bus (ProfiBus) communication terminal group, a DeviceNet communication terminal group and a highway addressable remote transducer (HART) communication terminal group, wherein the ProfiBus communication terminal group, the DeviceNet communication terminal group and the HART communication terminal group are connected to the same main connector, and a ProfiBus board card or a DeviceNet board card or an HART board card is plugged and arranged on the main connector. The connector can utilize various different in-site buses for communication and has the advantages of good commonality, low cost, simple structure and the like.

Description

The self-adaptive multibus actuator controller
Technical field
The utility model relates to a kind of automation control appliance, specifically, is a kind of self-adaptive multibus actuator controller.
Background technology
Fieldbus (Filedbus) is to be used to connect the digital of smart devices in the production scene, transmitted in both directions, the communication network of multiple-branching construction, FCS (Filedbus control system, field bus control system) then is based on the automatic control system of fieldbus, promptly with fieldbus as factory's bottom-layer network, the automatic control system network that constitutes by network integration, according to open, the communication protocol of standard is between smart machine, realize data transmission and message exchange between smart machine and the host computer, thereby realize the complex automatic control system of control and management integration.
Owing to adopt fieldbus will make control system simple in structure, system's erected cost reduces and is easy to be safeguarded; The user can freely select the field apparatus of different vendor, different brands to reach best a series of advantages such as the system integration, and field bus technique just more and more is subject to people's attention.In recent ten years because the foundation as yet of the international standard of fieldbus, the kind of fieldbus development is more, more common have HART (HART) (Highway Addressable Remote Transducer, addressable remote), PROFIBUS (Process Field BUS, Process FieldbusROFIBUS) and DeviceNet types such as (device networks).
Because various types of fieldbus can not be compatible, circuit connection structure and signal type are also inequality in various fieldbus, therefore must be at the receiving and processing equipment of different types of bus design different structure in automatic control process.A common master control borad can only connect a kind of fieldbus, can only be applied in the particular job occasion, if want to connect multiple fieldbus, just need on master control borad, corresponding circuit structure be set for the various fieldbus that may connect, make the structure of controller become complicated, simultaneously make that also the versatility of controller is limited to, caused the waste of resource and the increase of production cost.
The utility model content
At the deficiencies in the prior art, the purpose of this utility model is that a kind of self-adaptive multibus actuator controller will be provided, to communicate by various dissimilar buses.
For this reason, of the present utility modelly provide a kind of self-adaptive multibus actuator controller, comprise master control borad, master control borad is provided with microprocessor, microprocessor is provided with ProfiBus communication ends group, DeviceNet communication ends group and HART communication ends group, ProfiBus communication ends group, DeviceNet communication ends group and HART communication ends group are connected on the same main connector, main connector plug-in mounting ProfiBus integrated circuit board or DeviceNet integrated circuit board or HART integrated circuit board.
According to an aspect of the present utility model, ProfiBus communication ends group by data terminal group, address end group, write control end, read control end, address bus gating end, signal receiving end, signal sending end, the middle broken ends of fractured bone, bus type identification end group, Enable Pin form; DeviceNet communication ends group is made up of CAN bus transmitting terminal, CAN bus interface receiving end, bus type identification end group, Enable Pin; HART communication ends group is made up of signal receiving end, signal sending end, bus type identification end group.
According to another aspect of the present utility model, the ProfiBus integrated circuit board comprises a P connector, ProfiBus controller and ProfiBus telecommunication circuit, the data terminal group of ProfiBus controller, address end group, write control end, read control end, address bus gating end, the middle broken ends of fractured bone be connected on the P connector, the port of the one P connector and main connector is complementary, the signal sending end of ProfiBus controller, signal receiving end, reset terminal connect the ProfiBus telecommunication circuit, and the upstream ends group of ProfiBus telecommunication circuit is connected with the 2nd P connector.
According to another aspect of the present utility model, the DeviceNet integrated circuit board comprises a D connector and DeviceNet telecommunication circuit, CAN bus transmitting terminal, the CAN bus interface receiving end of the one D connector are connected with the DeviceNet telecommunication circuit, the port of the one D connector and main connector is complementary, and the upstream ends group of DeviceNet telecommunication circuit is connected with the 2nd D connector.
According to another aspect of the present utility model, the HART integrated circuit board comprises a H connector, HART controller and HART telecommunication circuit, the digital signal transmitting terminal of HART controller, digital signal receiving end are connected with a H connector, the port of the one H connector and main connector is complementary, the simulating signal receiving end of HART controller, simulating signal transmitting terminal are connected with the HART telecommunication circuit, and the HART telecommunication circuit is provided with the 2nd H connector.
Described microprocessor is provided with the control end group, and this control end group is connected with the actuating mechanism controls circuit, and this actuating mechanism controls circuit is connected with topworks.
Compared with prior art, the beneficial effects of the utility model are: this self-adaptive multibus actuator controller can be according to the type of the fieldbus integrated circuit board that type change patched of external bus, make this controller to communicate by a plurality of dissimilar fieldbus, therefore when facing different fieldbus types, only need to change the fieldbus integrated circuit board, do not need to change the circuit connection structure of whole receiving equipment, have compatible good, simple in structure, low cost and other advantages, expanded the applicable situation of controller.
Description of drawings
Above-mentioned and/or additional aspect of the utility model and advantage are from obviously and easily understanding becoming the description of embodiment below in conjunction with accompanying drawing, wherein:
Fig. 1 is the structure principle chart of self-adaptive multibus actuator controller of the present utility model;
Fig. 2-1 is the structural representation of microprocessor on the master control borad of self-adaptive multibus actuator controller of the present utility model;
Fig. 2-2 is the structural representation of main connector on the master control borad of self-adaptive multibus actuator controller of the present utility model;
Fig. 3-1 is the structural representation of a P connector on the ProfiBus integrated circuit board of self-adaptive multibus actuator controller of the present utility model;
Fig. 3-2 is the structural representation of ProfiBus controller on the ProfiBus integrated circuit board of self-adaptive multibus actuator controller of the present utility model;
Fig. 3-3 is the structural representation of ProfiBus telecommunication circuit on the ProfiBus integrated circuit board of self-adaptive multibus actuator controller of the present utility model;
Fig. 3-4 is the structural representation of address setting circuit on the ProfiBus integrated circuit board of self-adaptive multibus actuator controller of the present utility model;
Fig. 4-1 is the structural representation of a D connector on the DeviceNet integrated circuit board of self-adaptive multibus actuator controller of the present utility model;
Fig. 4-2 is the structural representation of DeviceNet telecommunication circuit on the DeviceNet integrated circuit board of self-adaptive multibus actuator controller of the present utility model;
Fig. 5-1 is the structural representation of a H connector on the HART integrated circuit board of self-adaptive multibus actuator controller of the present utility model;
Fig. 5-2 is the structural representation of HART controller on the HART integrated circuit board of self-adaptive multibus actuator controller of the present utility model; And
Fig. 5-3 is the structural representation of HART telecommunication circuit on the HART integrated circuit board of self-adaptive multibus actuator controller of the present utility model.
Embodiment
Describe embodiment of the present utility model below in detail, the example of embodiment is shown in the drawings, and wherein identical from start to finish or similar label is represented identical or similar elements or the element with identical or similar functions.Below by the embodiment that is described with reference to the drawings is exemplary, only is used to explain the utility model, and can not be interpreted as restriction of the present utility model.
The utility model provides a kind of self-adaptive multibus actuator controller, comprises master control borad and fieldbus integrated circuit board.As shown in Figure 1, a microprocessor U0 is installed on the master control borad, microprocessor is provided with ProfiBus communication ends group, DeviceNet communication ends group and HART communication ends group, ProfiBus communication ends group, DeviceNet communication ends group and HART communication ends group are connected on the same main connector JT, main connector JT can plug-in mounting ProfiBus integrated circuit board or DeviceNet integrated circuit board or HART integrated circuit board, when the microprocessor U0 and the external world carry out ProfiBus when communicating by letter, main connector JT plug-in mounting ProfiBus integrated circuit board; When the microprocessor U0 and the external world carry out DeviceNet when communicating by letter, main connector JT plug-in mounting DeviceNet integrated circuit board; When the microprocessor U0 and the external world carry out HART when communicating by letter, main connector JT plug-in mounting HART integrated circuit board.
In an embodiment of the present utility model, microprocessor U0 can select 8 Silicon SOC (System on chip, system level chip) the microprocessor C8051F040 shown in Fig. 2-1 for use, and main connector JT selects 48 pin connectors shown in Fig. 2-2 for use.Main connector JT is used for connecting corresponding fieldbus integrated circuit board according to the fieldbus type selecting, does not need to realize conversion by wire jumper.The signal allocation situation of 48 each pin of pin connector JT is as shown in table 1.
Table 1
Pin number The signal code name Signal name Explanation
1? +5V? The 5V power positive end ?
2? +5V? The 5V power positive end ?
3? +5V? The 5V power positive end ?
4? DGND? The 5V power supply negative terminal ?
5? DGND? The 5V power supply negative terminal ?
6? DGND? The 5V power supply negative terminal ?
7? Empty ? ?
8? AB0? Address bus ProfiBus controller SPC3 most-significant byte address
9? AB1? Address bus SPC3 most-significant byte address
10? Empty ? ?
11? AB2? Address bus SPC3 most-significant byte address
12? AB3? Address bus SPC3 most-significant byte address
13? Empty ? ?
14? AB4? Address bus SPC3 most-significant byte address
15? AB5? Address bus SPC3 most-significant byte address
16? DPRST? Reset signal CPU resets to SPC3
17? AB6? Address bus SPC3 most-significant byte address
18? AB7? Address bus SPC3 most-significant byte address
19? Empty ? ?
20? DB0? Data/address bus SPC3 data and least-significant byte address
21? DB1? Data/address bus SPC3 data and least-significant byte address
22? Empty ? ?
23? DB2? Data/address bus SPC3 data and least-significant byte address
24? DB3? Data/address bus SPC3 data and least-significant byte address
25? Empty ? ?
26? DB4? Data/address bus SPC3 data and least-significant byte address
27? DB5? Data/address bus SPC3 data and least-significant byte address
28? Empty ? ?
29? DB6? Data/address bus SPC3 data and least-significant byte address
30? DB7? Data/address bus SPC3 data and least-significant byte address
31? Empty ? ?
32? /WR? Write signal SPC3 write data control line
33? CANTX? DeviceNet communication The DeviceNet conveyer line of communicating by letter
34? Empty ? ?
35? RD? Read signal SPC3 read data control line
36? CANRX? DeviceNet communication DeviceNet communications reception line
37? Empty ? ?
38? ALE? The address bus gating SPC3 address bus gating (multiplex mode)
39? RXD0? Received signal The asynchronous serial port received signal
40? In+? Loop signal HART bus loop anode (reservation)
41? In+? Loop signal HART bus loop anode (reservation)
42? TXD0? Transmit signal Asynchronous serial port transmits signal
43? In-? Loop signal HART bus loop negative terminal (reservation)
44? In-? Loop signal HART bus loop negative terminal (reservation)
45? /INT0? Look-at-me SPC3 finishes receiving interruption
46? P3.1? Bus type identification ProfiBus, DeviceNet, HART identification
47? P3.0? Bus type identification ProfiBus, DeviceNet, HART identification
48? SH/LD? Enable signal ProfiBus, DeviceNet read the slave unit address
On microprocessor C8051F040, ProfiBus communication ends group by data terminal group DB0, DB1, DB2, DB3, DB4/NS_R, DB5/NS_G, DB6/MS_R, DB7/MS_G, address end group AB0, AB1, AB2, AB3, AB4, AB5, AB6, AB7, write control end WR, read control end RD, address bus gating end ALE, signal receiving end RXD0, signal sending end TXD0, middle broken ends of fractured bone INT0, bus type identification end group P3.0, P3.1, Enable Pin SH/LD form; DeviceNet communication ends group is made up of CAN bus transmitting terminal CANTX, CAN bus interface receiving end CANRX, bus type identification end group P3.0, P3.1, Enable Pin SH/LD; HART communication ends group is made up of signal receiving end RXD0, signal sending end TXD0, bus type identification end group P3.0, P3.1.
What Fig. 3-1,3-2 and 3-3 showed is the circuit structure of ProfiBus integrated circuit board.The ProfiBus integrated circuit board comprises a P connector JP, ProfiBus controller U2 and ProfiBus telecommunication circuit.ProfiBus controller U2 selects ProfiBus nonshared control unit SPC3 for use, its data terminal group DB0, DB1, DB2, DB3, DB4, DB5, DB6, DB7, address end group AB0, AB1, AB2, AB3, AB4, AB5, AB6, AB7, write control end WR, read control end RD, address bus gating end ALE, middle broken ends of fractured bone INT0 be connected to a P connector JP, the signal sending end RXD of ProfiBus controller U2, signal receiving end TXD, reset terminal RESET connect the ProfiBus telecommunication circuit, and the upstream ends group of ProfiBus telecommunication circuit is connected with the 2nd P connector J1.The one P connector JP selects the 48 pin connectors that can be complementary with main connector JT port for use, and the 2nd P connector J1 can select 4-leg connector for use.
When the microprocessor U0 and the external world carry out ProfiBus when communicating by letter, the ProfiBus integrated circuit board communicates by the P connector JP that links together and main connector JT and microprocessor U0, and communicates by the 2nd P connector J1 and the external world.Particularly, by being transferred to extraneous fieldbus by the 2nd P connector J1 after ProfiBus communication ends group, main connector JT, a P connector JP, ProfiBus controller, the ProfiBus telecommunication circuit, the signal of extraneous fieldbus also can be transferred to microprocessor U0 by this paths to the signal of microprocessor U0 successively.In this case, the bus type of P connector JP identification end group P3.0, P3.1 are configured to 00, read the bus apparatus address by signal receiving end RXD0, signal sending end TXD0, Enable Pin SH/LD from the address setting circuit simultaneously.
What Fig. 3-4 showed is the structure of address setting circuit.The address setting circuit comprise the toggle switch circuit and and go here and there conversion processor U102, and string conversion processor U102 generally selects 74HC165 for use, and input end group D0～D7 of string conversion processor 74HC165 connects the output terminal group S0～S7 of toggle switch circuit, and end group Q7, CP, PL are connected on the signal receiving end RXD0, signal sending end TXD0, Enable Pin SH/LD of a P connector JP successively.Toggle switch can be used to be provided with the address of external unit, and string conversion processor 74HC165 is transferred to a P connector JP after parallel port, the address data of toggle switch circuit setting are converted to serial data.
What Fig. 4-1 and 4-2 showed is the circuit structure of DeviceNet integrated circuit board.The DeviceNet integrated circuit board comprises a D connector JD and DeviceNet telecommunication circuit.CAN bus transmitting terminal CANTX, the CAN bus interface receiving end CANRX of the one D connector JD are connected with the DeviceNet telecommunication circuit, the port of the one D connector JD and main connector JT is complementary, and the upstream ends group of DeviceNet telecommunication circuit is connected with the 2nd D connector J10.The structure of address setting circuit is identical with the structure of address setting circuit in the ProfiBus integrated circuit board, and this address setting circuit is connected with signal receiving end RXD0, signal sending end TXD0, the Enable Pin SH/LD of a D connector JD.
When the microprocessor U0 and the external world carry out DeviceNet when communicating by letter, the DeviceNet integrated circuit board communicates by the D connector JD that links together and main connector JT and microprocessor U0, and communicates by the 2nd D connector J10 and the external world.Particularly, the signal of microprocessor U0 passes through successively based on CAN (Controller Area Network, controller local area network) be transferred to extraneous fieldbus by the 2nd D connector J10 after the DeviceNet communication ends group of bus, main connector JT, a D connector JD, the DeviceNet telecommunication circuit, the signal of extraneous fieldbus also can be transferred to microprocessor U0 by this paths.In this case, the bus type of D connector JD identification end group P3.0, P3.1 are configured to 10, read the bus apparatus address by signal receiving end RXD0, signal sending end TXD0, Enable Pin SH/LD from the address setting circuit simultaneously.
What Fig. 5-1,5-2 and 5-3 showed is the circuit structure of HART integrated circuit board.The HART integrated circuit board comprises a H connector JH, HART controller D1 and HART telecommunication circuit.HART controller D1 can select HT2012 for use, its digital signal transmitting terminal ITXD, digital signal receiving end ORXD are connected with a H connector JH, the port of the one H connector JH and main connector JT is complementary, simulating signal receiving end IRXA, the simulating signal transmitting terminal OXTA of HART controller HT2012 are connected with the HART telecommunication circuit, and the upstream ends group of HART telecommunication circuit is connected with the 2nd H connector Jh1.
When the microprocessor U0 and the external world carry out HART when communicating by letter, the HART integrated circuit board communicates by the H connector JH that links together and main connector JT and microprocessor U0, and communicates by the 2nd H connector Jh1 and the external world.Particularly, the signal of microprocessor U0 passes through successively based on UART0 (Universal Asynchronous Receiver/Transmitter, UART Universal Asynchronous Receiver Transmitter) be transferred to extraneous fieldbus by the 2nd H connector Jh1 after the HART communication ends group of bus, main connector JT, a H connector JH, HART controller, the HART telecommunication circuit, the signal of extraneous fieldbus also can be transferred to microprocessor U0 by this paths.In this case, the bus type of H connector JH identification end group P3.0, P3.1 are configured to 11, and the bus apparatus address is dynamic-configuration in the HART communication process.
This self-adaptive multibus actuator controller can be according to the type of the fieldbus integrated circuit board that type change patched of external bus, therefore this controller can communicate by a plurality of dissimilar buses, has that versatility is good, cost is low, advantages of simple structure and simple.
Described microprocessor U0 is provided with the control end group, and this control end group is connected with actuating mechanism controls circuit 1, and this actuating mechanism controls circuit 1 is connected with topworks 2.
Microprocessor U0 is a mature technology through actuating mechanism controls circuit 1 control executing mechanism 2, and its mode is more, does not repeat them here.
It below only is preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.

Claims (6)

1. self-adaptive multibus actuator controller, comprise master control borad, described master control borad is provided with microprocessor (U0), it is characterized in that, described microprocessor (U0) is provided with Process FieldbusROFIBUS (ProfiBus) communication ends group, device network communication ends group and addressable remote (HART) communication ends group, described Process FieldbusROFIBUS (ProfiBus) communication ends group, device network communication ends group and addressable remote (HART) communication ends group is connected on the same main connector (JT), described main connector (JT) plug-in mounting Process FieldbusROFIBUS (ProfiBus) integrated circuit board or device network integrated circuit board or addressable remote (HART) integrated circuit board.
2. self-adaptive multibus actuator controller according to claim 1 is characterized in that,
Described Process FieldbusROFIBUS (ProfiBus) communication ends group is by data terminal group (DB0, DB1, DB2, DB3, DB4/NS_R, DB5/NS_G, DB6/MS_R, DB7/MS_G), address end group (AB0, AB1, AB2, AB3, AB4, AB5, AB6, AB7), write control end (WR), read control end (RD), address bus gating end (ALE), signal receiving end (RXD0), signal sending end (TXD0), the middle broken ends of fractured bone (INT0), bus type identification end group (P3.0, P3.1), Enable Pin (SH/LD) is formed;
Described device network communication ends group is made up of controller local area network (CAN) bus transmitting terminal (CANTX), controller local area network CAN bus interface receiving end (CANRX), bus type identification end group (P3.0, P3.1), Enable Pin (SH/LD);
Described addressable remote (HART) communication ends group is made up of signal receiving end (RXD0), signal sending end (TXD0), bus type identification end group (P3.0, P3.1).
3. self-adaptive multibus actuator controller according to claim 1, it is characterized in that, described Process FieldbusROFIBUS (ProfiBus) integrated circuit board comprises a P connector (JP), Process FieldbusROFIBUS (ProfiBus) controller (U2) and Process FieldbusROFIBUS (ProfiBus) telecommunication circuit, data terminal group (the DB0 of described Process FieldbusROFIBUS (ProfiBus) controller (U2), DB1, DB2, DB3, DB4, DB5, DB6, DB7), address end group (AB0, AB1, AB2, AB3, AB4, AB5, AB6, AB7), write control end (WR), read control end (RD), address bus gating end (ALE), the middle broken ends of fractured bone (INT0) is connected on the described P connector (JP), the one P connector (JP) is complementary with the port of described main connector (JT), the signal sending end (RXD) of described Process FieldbusROFIBUS (ProfiBus) controller (U2), signal receiving end (TXD), reset terminal (RESET) connects described Process FieldbusROFIBUS (ProfiBus) telecommunication circuit, and the upstream ends group of described Process FieldbusROFIBUS (ProfiBus) telecommunication circuit is connected with the 2nd P connector (J1).
4. self-adaptive multibus actuator controller according to claim 1, it is characterized in that, described device network integrated circuit board comprises a D connector (JD) and a device network telecommunication circuit, controller local area network (CAN) the bus transmitting terminal (CANTX) of a described D connector (JD), CAN bus interface receiving end (CANRX) are connected with described device network telecommunication circuit, the one D connector (JD) is complementary with the port of described main connector (JT), and the upstream ends group of described device network telecommunication circuit is connected with the 2nd D connector (J10).
5. self-adaptive multibus actuator controller according to claim 1, it is characterized in that, described addressable remote (HART) integrated circuit board comprises a H connector (JH), addressable remote (HART) controller (D1) and addressable remote (HART) telecommunication circuit, the digital signal transmitting terminal (ITXD) of described addressable remote (HART) controller (D1), digital signal receiving end (ORXD) is connected with a described H connector (JH), the one H connector (JH) is complementary with the port of described main connector (JT), the simulating signal receiving end (IRXA) of described addressable remote (HART) controller (D1), simulating signal transmitting terminal (OXTA) is connected with described addressable remote (HART) telecommunication circuit, and described addressable remote (HART) telecommunication circuit is provided with the 2nd H connector (Jh1).
6. self-adaptive multibus actuator controller according to claim 1, it is characterized in that, described microprocessor (U0) is provided with the control end group, and this control end group is connected with actuating mechanism controls circuit (1), and this actuating mechanism controls circuit (1) is connected with topworks (2).
CN2010201996407U 2010-05-21 2010-05-21 Self-adapting multibus execution mechanism controller Expired - Fee Related CN201820120U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103136493A (en) * 2011-11-22 2013-06-05 苏州艾隆科技有限公司 Pill case number recognition device
CN104267680A (en) * 2014-09-12 2015-01-07 上海发电设备成套设计研究院 Analog quantity input module with disconnect-type HART function board
CN109407574A (en) * 2018-09-19 2019-03-01 北京机械设备研究所 Output-controlling device and its method may be selected in a kind of multibus

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103136493A (en) * 2011-11-22 2013-06-05 苏州艾隆科技有限公司 Pill case number recognition device
CN104267680A (en) * 2014-09-12 2015-01-07 上海发电设备成套设计研究院 Analog quantity input module with disconnect-type HART function board
CN109407574A (en) * 2018-09-19 2019-03-01 北京机械设备研究所 Output-controlling device and its method may be selected in a kind of multibus

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Termination date: 20160521