CN101738988B - Communication circuit of programmer for electric vehicle controller - Google Patents
Communication circuit of programmer for electric vehicle controller Download PDFInfo
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- CN101738988B CN101738988B CN2008101531873A CN200810153187A CN101738988B CN 101738988 B CN101738988 B CN 101738988B CN 2008101531873 A CN2008101531873 A CN 2008101531873A CN 200810153187 A CN200810153187 A CN 200810153187A CN 101738988 B CN101738988 B CN 101738988B
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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, more specifically a kind of communicating circuit that electric vehicle controller is processed.
Background technology:
Electric vehicle is light, quick with it, environmental protection, the advantage such as energy-conservation, cheap and enjoy consumer's favor.Electric vehicle controller is one of core component of electric motor car, the 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 adopting the Custom Design mode of production, so 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 to formulate corresponding production technology for each controller product, so that complex manufacturing and cause the difficulty of maintenance.
In the art, also not by the processor of outer setting, connect electric vehicle controller and then by communicating circuit electric vehicle controller is carried out parameter setting or adjustment 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, well the communicating circuit of the programmer for electric vehicle controller of Transfer Parameters signal.
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 electric vehicle controller is realized that parameter regulates between the single-chip microcomputer processed and the described electric vehicle controller and for the transmission of signal parameter, described communicating circuit is serial port communication circuit or the line communicating circuit processed of standard, described communicating circuit one end connects described single-chip microcomputer, and the other end connects electric vehicle controller by external connection port; The serial port communication circuit comprises TXD end change-over circuit and RXD end change-over circuit; One line communicating circuit processed includes the first triode T1, the tenth diode D10, the 39 resistance R 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, 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; RXD end change-over circuit comprises the 6th diode D6, the 7th diode D7, the 37 capacitor C 37, the 36 resistance R 36, the 37 resistance R 37, the 38 resistance R 38, its connected mode is the 6th diode D6, after the 7th diode D7 connects successively again with the 36 resistance R 36 of connecting successively, the 37 resistance R 37,38 parallel connections of the 38 resistance R, the RXD end of described single-chip microcomputer connects the negative electrode of the 6th diode D6, the anode of the 7th diode D7, the 37 resistance R 37, the common end of the 38 resistance R 38, the negative electrode of the 7th diode D7 connects hand-hold programmer level end, the 36 resistance R 36 connects the 37 capacitor C 37 rear ground connection, connects controller level end between the 36 resistance R 36 and the 37 capacitor C 37; TXD end change-over circuit comprises the 6th power tube T6, the 5th triode T5, the 35 capacitor C 35, the 36 capacitor C 36 and the 35 resistance R 35, the 41 resistance (R41), the 42 resistance R 42, its connected mode is the common end that the TXD end of described single-chip microcomputer connects 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 connects hand-hold programmer level end with the common end of the 5th triode T5 after the 42 resistance R 42, the 35 electric capacity (C35) end connects hand-hold programmer level end, other end ground connection, the collector of the 5th triode T 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 R39, resistance R 40.
Description of drawings
Fig. 1 is theory diagram of the present invention
Fig. 2 is circuit diagram of the present invention
Embodiment
Narrate the specific embodiment of the present invention below in conjunction with accompanying drawing.
Such as Fig. 1, the line order is defined as follows: 1. serial communication TXD signal end; 3. serial communication RXD signal end 5.GND; 7. Integrated Service Digital Network letter 8.24V/15V power supply is inputted 2,4, is 6. used it for anything else in addition;
Wherein Fig. 2 comprises following a few part: line communicating circuit part processed, standard serial mouth communicating circuit part (it comprises again serial communication TXD circuit and serial communication RXD circuit) 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 1wire connection layout 2 is used for soft configuration electric vehicle motor controller data communication and processes; Signal RXD end, TXD end connect respectively the negative electrode of the 6th diode D6, and the grid of power tube metal-oxide-semiconductor T6 is for the data communication of old scooter electric machine controller, brougham electric machine controller.
Line circuit part processed 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, the end of the base stage contact resistance R40 of T1 wherein, 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, according to the principle of work of triode T1 so that the 1wire end becomes low level; During high-impedance state, the magnitude of voltage that com_wire is ordered according to actual needs regulating resistance R39, R40 numerical value obtains.Be characterized in that circuit is simple and easy.
Fig. 2 is 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 respectively the base stage of triode T5 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 to filtering+3.3V ,+5V.For receiving end: in parallel with three resistance R of connecting 36, R37, R38 again after two diode D6, the D7 series 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 (old scooter, brougham) RX transmission, and signal TxD end (hand-hold programmer) is used for sending data to controller (old scooter, 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 the old scooter electric machine controller developed of our company, brougham electric machine controller, electric bicycle motor controller etc.) is connected.
Communicating circuit of the present invention is divided into two types, is respectively serial port communication (UART) and the line communication processed of standard: (1) wherein serial port communication is used for the communication of hand-hold programmer and brougham electric machine controller and old scooter electric machine controller; (2) one lines communication interface processed is used for the communication of hand-hold programmer and soft configuration electric bicycle motor controller;
The user can carry out modification and the setting of above three class electric vehicle controller program parameters by hand-hold programmer equipment, operate for user function demand change so more convenient, has demonstrated fully the hommization one side.
Owing to having adopted soft configuration control controller's design development technique, the parameters index of controller can configure by on-the-spot online programming, and Real Time Monitoring and state recording, the development trend of similar products has been complied with in the application of this technology, relatively has more novelty, practicality and convenience with like product.Wherein hand-hold programmer realizes that to controller the on-line operation pattern finishes by communication, as more aobvious particularly important of its importance of communicating circuit wherein.
Claims (2)
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 electric vehicle controller is realized that parameter regulates between the single-chip microcomputer processed and the described electric vehicle controller and for the transmission of signal parameter, described communicating circuit is serial port communication circuit or the line communicating circuit processed of standard, described communicating circuit one end connects described single-chip microcomputer, and the other end connects electric vehicle controller by external connection port; The serial port communication circuit comprises TXD end change-over circuit and RXD end change-over circuit; One line communicating circuit processed includes the 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 the first triode (T1) connects the 40 resistance (R40), 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 the first triode (T1), another termination controller for electric vehicle level end of the 39 resistance (R39), 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); 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 the 6th diode (D6), after the 7th diode (D7) is connected successively again with the 36 resistance (R36) of connecting successively, the 37 resistance (R37), the 38 resistance (R38) parallel connection, the RXD end of described single-chip microcomputer connects the negative electrode of the 6th diode (D6), the anode of the 7th diode (D7), the 37 resistance (R37), the common end of the 38 resistance (R38), the negative electrode of the 7th diode (D7) connects hand-hold programmer level end, the 36 resistance (R36) connects the rear ground connection of the 37 electric capacity (C37), connects controller level end between the 36 resistance (R36) and the 37 electric capacity (C37); 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 common end that the TXD end of described single-chip microcomputer connects 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 connects hand-hold programmer level end with the common end 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.
2. the communicating circuit of programmer for electric vehicle controller according to claim 1, 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 CN101738988A (en) | 2010-06-16 |
| CN101738988B true CN101738988B (en) | 2013-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2008101531873A Expired - Fee Related CN101738988B (en) | 2008-11-19 | 2008-11-19 | Communication circuit of programmer for electric vehicle controller |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN112947275B (en) * | 2021-02-08 | 2023-07-21 | 南京康尼智控技术有限公司 | Handheld programmer and control method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999053594A1 (en) * | 1998-04-14 | 1999-10-21 | 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
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999053594A1 (en) * | 1998-04-14 | 1999-10-21 | 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 |
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| Publication number | Publication date |
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| CN101738988A (en) | 2010-06-16 |
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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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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 |