CN101738988A - Communication circuit of programmer for electric vehicle controller - Google Patents
Communication circuit of programmer for electric vehicle controller Download PDFInfo
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- CN101738988A CN101738988A CN200810153187A CN200810153187A CN101738988A CN 101738988 A CN101738988 A CN 101738988A CN 200810153187 A CN200810153187 A CN 200810153187A CN 200810153187 A CN200810153187 A CN 200810153187A CN 101738988 A CN101738988 A CN 101738988A
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- 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]
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Abstract
The invention belongs to a communication circuit for processing an electric vehicle controller. The invention provides a communication circuit of a programmer for an electric vehicle controller, which is practical, efficient, stable and reliable and can transfer a parameter signal better. In the invention, the technical problems are solved by adopting the following technical schemes that: the communication circuit of the programmer for the electric vehicle controller is arranged between a single chip which can realize the parameter regulation processing to the controller and the electric vehicle controller and used for transferring signal parameters, the communication circuit is a standard serial port communication circuit or a linear communication circuit, wherein one end of the communication circuit is connected with the single chip, and the other end of the communication circuit is connected with the electric vehicle controller by an external interface. The invention has the advantages of practical and reliable function, low cost as well as convenient and efficient use.
Description
Technical field
The invention belongs to the circuit that is applied to electric vehicle opertaing device field, is a kind of communicating circuit that electric vehicle controller is handled more specifically.
Background technology:
Electric vehicle is light, quick with it, environmental protection, advantage such as energy-conservation, cheap and enjoy consumer's favor.Electric vehicle controller is one of core component of electric motor car, task such as electric motor car is normally finished the travelling of electric vehicle, turned under the control of electric vehicle controller, braking.At present, when manufacturer produced controller for electric vehicle in design, normally performance parameter and the function needs according to different electric motor cars designed the controller for electric vehicle that production adapts with it.This design mode of production can produce following problems: 1. the controller for electric vehicle product is once producing, and its performance parameter and function are just fixing, can not be neatly performance or function is made amendment or is upgraded; 2. owing to adopt the Custom Design mode of production, make that the controller for electric vehicle standardization of products is poor, be difficult to carry out large-scale production, production efficiency can not effectively improve; 3. need formulate corresponding production technology at each controller product, make complex manufacturing and cause the difficulty of maintenance.
In the art, also not by the processor of outer setting, connect electric vehicle controller and by communicating circuit electric vehicle controller is carried out parameter setting or adjustment then at present.
Summary of the invention:
The objective of the invention is to overcome deficiency of the prior art, a kind of practicality and high efficiency, reliable and stable is provided, can transmit the communicating circuit of the programmer for electric vehicle controller of parameter signal well.
It is to take following technical scheme to realize that the present invention solves its technical matters: the communicating circuit of programmer for electric vehicle controller of the present invention, this communicating circuit is arranged on can be realized controller is realized the single-chip microcomputer that parameter regulation is handled and realized between described single-chip microcomputer and the electric vehicle controller and be used to transmit signal parameter, described communicating circuit is the serial port communication circuit or a line system communicating circuit of standard, described communicating circuit one end connects described single-chip microcomputer, and the other end connects electric vehicle controller by external connection port.
Its technical scheme can also comprise:
Described serial port communication circuit comprises TXD end change-over circuit and RXD end change-over circuit;
A described line system communicating circuit includes the one or three utmost point T1, the tenth diode D10, the 39 resistance R the 39, the 40 resistance R 40, its connected mode is the end that the base stage of the first triode T1 connects the 40 resistance R 40, and the other end catcher of the 40 resistance R 40 is held programmable device level end; One end of the 39 resistance R 39 connects the collector of the first triode T1, another termination controller for electric vehicle level end of the 39 resistance R 39; The emitter of the first triode T1 connects the negative electrode of the tenth diode D10, and the plus earth of the tenth diode D10;
Described RXD end change-over circuit comprises: the 6th diode D6, the 7th diode D7, the 37 capacitor C 37, the 36 resistance R the 36, the 37 resistance R the 37, the 38 resistance R 38; Its connected mode is: after the 6th diode D6, the 7th diode D7 connect successively again with the 36 resistance R the 36, the 37 resistance R the 37, the 38 resistance R 38 parallel connections of connecting successively, the RXD of described single-chip microcomputer end connects anode, the 37 resistance R 37 of negative electrode, the 7th diode D7 of the 6th diode D6, the common ends of the 38 resistance R 38; The negative electrode of the 7th diode D7 connects hand-hold programmer level end, and the 36 resistance R 36 connects the 37 capacitor C 37 back ground connection, connects controller level end between the 36 resistance R 36 and the 37 capacitor C 37;
Described TXD end change-over circuit comprises: the 6th power tube T6, the 5th triode T5, the 35 capacitor C the 35, the 36 capacitor C 36 and the 35 resistance (R35, the 41 resistance R the 41, the 42 resistance R 42; Its connected mode is: the TXD end of described single-chip microcomputer connects the common ends of the 41 resistance R 41 and the 6th power tube T6 grid, the 6th power tube T6 drain electrode connects the base stage of the 5th triode T5, the 6th power tube T6 drain electrode is connected hand-hold programmer level end with the common ends of the 5th triode T5 after the 42 resistance R 42, the 35 capacitor C 35 1 ends connect hand-hold programmer level end, other end ground connection; The collector of the 5th triode T5 connects controller level end through the 35 resistance R 35; The 36 capacitor C 36 1 ends connect controller level end, other end ground connection;
Described hand-hold programmer level terminal voltage is 3.3V, and described controller for electric vehicle end level is any among 5V, 5.3V or the 5.6V.
The present invention is powerful and reliable, with low cost, and is easy-to-use efficient, as: the level value (being the com_wire point) that can obtain needs by the numerical value of adjusting resistance R 39, resistance R 40.
Description of drawings
Fig. 1 is a theory diagram of the present invention
Fig. 2 is a circuit diagram of the present invention
Embodiment
Narrate the specific embodiment of the present invention below in conjunction with accompanying drawing.
As Fig. 1, the line preface is defined as follows: 1. serial communication TXD signal end; 3. serial communication RXD signal end; 5.GND; 7. Integrated Service Digital Network is believed; 8.24V/15V power supply input; 2,4,6. use it for anything else in addition;
Wherein Fig. 2 comprises following a few part: line system communicating circuit part, standard serial mouth communicating circuit part (it comprises serial communication TXD circuit and serial communication RXD circuit again) also have external connection port; Wherein external connection port outwards connects the terminals of outside electric vehicle controller;
The emitter terminal (E) of triode T1 in the signal 1_wire connection layout 2 is used for soft configuration electric vehicle motor controller data communication and handles; Signal RXD end, TXD end connect the negative electrode of the 6th diode D6 respectively, the grid of power tube metal-oxide-semiconductor T6, the data communication of be used for riding instead of walk old age vehicle motor controller, brougham electric machine controller.
A line system circuit part among Fig. 2, its function are realization+3.3V (universal hand-hold programmer end) and the two-way level converting of+5V (controller end).It forms device triode T1, diode D10, resistance R 39, R40, and wherein the base stage of T1 connects an end of resistance R 40, the level of another termination+3.3V of resistance R 40; The end of R39 connects the collector of T1, another termination+5V level; The emitter of T1 connects the negative electrode of D10, and the plus earth signal of D10.Signal com_wire derives from soft configuration electric bicycle controller, and its state has two kinds: high-impedance state and low level state; When com_wire is low level, make the 1_wire end become low level according to the principle of work of triode T1; During high-impedance state, the magnitude of voltage that com_wire is ordered can be regulated resistance R 39 according to actual needs, R40 numerical value obtains.Be characterized in that circuit is simple and easy.
Fig. 2 is a serial port communication circuit diagram part, and its function is realization+3.3V (hand-hold programmer end) and bidirectional level and TTL/CMOS logic level and the EIA/TIA232 logic level transition of+5V (controller end).Its ingredient receiving end (RxD) has: two diode D6, D7, capacitor C 37, resistance R 36, R37, R38; Transmitting terminal (TxD) has: metal-oxide-semiconductor T6, triode T5, capacitor C 35, C36 and resistance R 35, R41, R42.Grid for transmitting terminal: T6 connects a drop-down resistance R 41, the source ground signal, drain electrode connects the base stage of triode T5 respectively and connects+3.3V through resistance R 42, and the grounded emitter signal of triode T5, collector connects+5V through resistance R 35, capacitor C 35, C36 be respectively applied for filtering+3.3V ,+5V.For receiving end: after two diode D6, the D7 series connection again with three resistance R of connecting 36, R37, R38 parallel connection, C37 is used for filtering.Its communications protocol adopts the UART form of standard.In the RxD change-over circuit when the TX terminal voltage is too high D7 can play clamped protective effect.Signal RxD end (hand-hold programmer) is used for receiving the data of self-controller (ride instead of walk old age car, brougham) RX transmission, and signal TxD end (hand-hold programmer) is used for sending data to controller (ride instead of walk old age car, brougham) TX end.
The hand-hold programmer level terminal voltage that our company uses is 3.3V, controller for electric vehicle end level be among 5V, 5.3V or the 5.6V any.
Above circuit is the ingredient of electric vehicles controller hand-hold programmer, and wherein communicating circuit is the bridge that the electric vehicle controller of realizing universal hand-hold programmer and peripheral hardware (being ride instead of walk in old age that our company develops vehicle motor controller, brougham electric machine controller, electric bicycle motor controller or the like) is connected.
Communicating circuit of the present invention is divided into two types, is respectively the serial port communication (UART) and a line system communication of standard: (1) wherein serial port communication is used for the communication of hand-hold programmer and brougham electric machine controller and the old vehicle motor controller of riding instead of walk; (2) one line system communication interfaces are used for the communication of hand-hold programmer and soft configuration electric bicycle motor controller;
The user can carry out the modification and the setting of above three class electric vehicle controller program parameters by hand-hold programmer equipment, and it is more convenient to operate for user function demand change like this, has demonstrated fully the hommization one side.
Owing to adopted the technology of designing and developing of soft configuration control controller, the parameters index of controller can dispose by on-the-spot online programming, and monitor in real time and state recording, this The Application of Technology has been complied with the development trend of similar products, relatively has more novelty, practicality and convenience with like product.Wherein hand-hold programmer realizes that to controller online operator scheme finishes by communication, as more apparent particularly important of its importance of communicating circuit wherein.
Claims (5)
1. the communicating circuit of a programmer for electric vehicle controller, it is characterized in that: this communicating circuit is arranged on can be realized controller is realized the single-chip microcomputer that parameter regulation is handled and realized between described single-chip microcomputer and the electric vehicle controller and be used to transmit signal parameter, described communicating circuit is the serial port communication circuit or a line system communicating circuit of standard, described communicating circuit one end connects described single-chip microcomputer, and the other end connects electric vehicle controller by external connection port.
2. the communicating circuit of programmer for electric vehicle controller according to claim 1 is characterized in that: described serial port communication circuit comprises TXD end change-over circuit and RXD end change-over circuit.
3. the communicating circuit of programmer for electric vehicle controller according to claim 1, it is characterized in that: a described line system communicating circuit includes first triode (T1), the tenth diode (D10), the 39 resistance (R39), the 40 resistance (R40), its connected mode is the end that the base stage of first triode (T1) connects the 40 resistance (R40), and the other end catcher of the 40 resistance (R40) is held programmable device level end; One end of the 39 resistance (R39) connects the collector of first triode (T1), another termination controller for electric vehicle level end of the 39 resistance (R39); The emitter of first triode (T1) connects the negative electrode of the tenth diode (D10), and the plus earth of the tenth diode (D10).
4. the communicating circuit of programmer for electric vehicle controller according to claim 2, it is characterized in that: described RXD end change-over circuit comprises: the 6th diode (D6), the 7th diode (D7), the 37 electric capacity (C37), the 36 resistance (R36), the 37 resistance (R37), the 38 resistance (R38); Its connected mode is: after the 6th diode (D6), the 7th diode (D7) are connected successively again with the 36 resistance (R36), the 37 resistance (R37), the 38 resistance (R38) parallel connection of connecting successively, the RXD of described single-chip microcomputer end connects anode, the 37 resistance (R37) of negative electrode, the 7th diode (D7) of the 6th diode (D6), the common ends of the 38 resistance (R38); The negative electrode of the 7th diode (D7) connects hand-hold programmer level end, and the 36 resistance (R36) connects the 37 electric capacity (C37) back ground connection, connects controller level end between the 36 resistance (R36) and the 37 electric capacity (C37);
Described TXD end change-over circuit comprises: the 6th power tube (T6), the 5th triode (T5), the 35 electric capacity (C35), the 36 electric capacity (C36) and the 35 resistance (R35), the 41 resistance (R41), the 42 resistance (R42); Its connected mode is: the TXD end of described single-chip microcomputer connects the common ends of the 41 resistance (R41) and the 6th power tube (T6) grid, the 6th power tube (T6) drain electrode connects the base stage of the 5th triode (T5), the 6th power tube (T6) drain electrode is connected hand-hold programmer level end with the common ends of the 5th triode (T5) behind the 42 resistance (R42), the 35 electric capacity (C35) end connects hand-hold programmer level end, other end ground connection; The collector of the 5th triode (T5) connects controller level end through the 35 resistance (R35); The 36 electric capacity (C36) end connects controller level end, other end ground connection.
5. according to the communicating circuit of claim 3 or 4 described programmer for electric vehicle controller, it is characterized in that: described hand-hold programmer level terminal voltage is 3.3V, described controller for electric vehicle end level be among 5V, 5.3V or the 5.6V any.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101531873A CN101738988B (en) | 2008-11-19 | 2008-11-19 | Communication circuit of programmer for electric vehicle controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101531873A CN101738988B (en) | 2008-11-19 | 2008-11-19 | Communication circuit of programmer for electric vehicle controller |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101738988A true CN101738988A (en) | 2010-06-16 |
| CN101738988B CN101738988B (en) | 2013-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101531873A Expired - Fee Related CN101738988B (en) | 2008-11-19 | 2008-11-19 | Communication circuit of programmer for electric vehicle controller |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111447244A (en) * | 2020-05-19 | 2020-07-24 | 台州市永长电动车制造有限公司 | One-wire communication expansion communication method and device for electric vehicle |
| CN112947275A (en) * | 2021-02-08 | 2021-06-11 | 南京康尼智控技术有限公司 | Handheld programmer and control method thereof |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6100670A (en) * | 1998-04-14 | 2000-08-08 | Conexant Systems, Inc. | Multi-functional battery management module operable in a charging mode and a battery pack mode |
| CN201018299Y (en) * | 2007-02-13 | 2008-02-06 | 上海瑞华(集团)有限公司 | Communication controller for electric vehicle charging unit |
-
2008
- 2008-11-19 CN CN2008101531873A patent/CN101738988B/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111447244A (en) * | 2020-05-19 | 2020-07-24 | 台州市永长电动车制造有限公司 | One-wire communication expansion communication method and device for electric vehicle |
| CN111447244B (en) * | 2020-05-19 | 2024-04-02 | 台州市永长电动车制造有限公司 | One-wire communication extension communication method and device for electric vehicle |
| CN112947275A (en) * | 2021-02-08 | 2021-06-11 | 南京康尼智控技术有限公司 | Handheld programmer and control method thereof |
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| Publication number | Publication date |
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| CN101738988B (en) | 2013-01-30 |
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| ASS | Succession or assignment of patent right |
Owner name: TIANJIN SANTROLL ELECTRIC AUTOMOBILE TECHNOLOGY CO Free format text: FORMER OWNER: TIANJIN SANTROLL ELECTRIC SCIENCE + TECHNOLOGY CO., LTD. Effective date: 20121219 |
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Free format text: CORRECT: ADDRESS; FROM: 300308 BINHAI NEW DISTRICT, TIANJIN TO: 300308 BINHAI NEW ZONE, TIANJIN CITY |
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Effective date of registration: 20121219 Address after: 300308 No., West ten Avenue, Airport Economic Zone, Shanghai Applicant after: Tianjin Santroll Electric Automobile Technology Co., Ltd. Address before: 300308 No. 1, ten West Road, Tianjin Airport Logistics Processing Zone Applicant before: Tianjin Santroll Electric Science & Technology Co., Ltd. |
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Granted publication date: 20130130 Termination date: 20181119 |