CN104639106A - Signal generator based on AMT system detection - Google Patents
Signal generator based on AMT system detection Download PDFInfo
- Publication number
- CN104639106A CN104639106A CN201310565444.5A CN201310565444A CN104639106A CN 104639106 A CN104639106 A CN 104639106A CN 201310565444 A CN201310565444 A CN 201310565444A CN 104639106 A CN104639106 A CN 104639106A
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- CN
- China
- Prior art keywords
- signal
- signal generator
- circuit
- amt system
- chip microcomputer
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Classifications
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
Abstract
The invention belongs to the technical field of electronics and particularly relates to a signal generator based on AMT system detection. The signal generator comprises a JTAG circuit, a voltage conversion circuit, a reset circuit, a crystal oscillator circuit and a signal conversion circuit which are connected with single-chip microcomputer. The signal generator based on AMT system detection has the advantages that the signal generator can generate car engine rotation signals and car wheel rotation speed signals in a simulation manner during car AMT system detection, and various environments for car travelling are provided to the AMT system detection; in addition the signal generator is simple in structure, capable of intelligently controlling the generated signals according to the needs of tests, and simple in signal conversion circuit structure.
Description
Technical field
The invention belongs to electronic technology field, be specifically related to a kind of signal generator detected based on AMT system.
Background technology
Signal generator refers to the instrument of the electric test signal producing desired parameters, and signal generator has a wide range of applications in production practices and sciemtifec and technical sphere.This signal generator detected based on AMT system provided by the invention, when being applicable to automobile AMT systems axiol-ogy, simulation produces the automobile engine signal in automobile traveling process, and automotive wheel tach signal.
Summary of the invention
The object of this invention is to provide the signal generator detected based on AMT system that kind of simulation produces rotating speed of automobile engine and wheel rotation speed signals.
The signal generator that should detect based on AMT system, comprises the jtag circuit, voltage shifting circuit, reset circuit, the crystal oscillating circuit that are connected with single-chip microcomputer, and the signaling conversion circuit be connected with single-chip microcomputer.
Above-mentioned signal generating circuit comprises three resistance: R1, R2, R3, two triodes: Q1, Q2 form; R1 one end is connected with input, and one end is connected with the base stage of Q1; One end of R2 is connected with DC power supply VDD, and one end is connected with the collector electrode of Q1; R3 one end is connected with the collector electrode of Q1, and one end is connected with the base stage of Q2; Q1's and grounded emitter; The emitter of Q2 is connected with DC power supply VDD, and the collector electrode of Q2 is connected with output.
In above-mentioned signal generating circuit: R1 resistance is 4.7K Ω, R2 resistance is 22 K Ω, the model of R3 resistance to be the model of 22 K Ω, Q1 be S8050, Q2 is S8550.
The model of above-mentioned single-chip microcomputer is STM32F103RBT6.
The untapped interface of above-mentioned single-chip microcomputer is connected to continue to employ with expansion interface.
Above-mentioned single-chip microcomputer is connected with 1 ~ 4 signaling conversion circuit, output signal one, signal two, signal three, signal four or four road signal.
Beneficial effect of the present invention: this signal generator detected based on AMT system provided by the invention, the engine rotational speed signal and wheel rotation speed signals that produce automobile can be simulated when automobile AMT systems axiol-ogy, the various environment that detection for AMT system provides automobile to advance, the signal generator that simultaneously should detect based on AMT system, structure is simple, can according to testing the signal needing Intelligent control to produce; Signaling conversion circuit structure is simple.
Below with reference to accompanying drawing, the present invention is described in further details.
Accompanying drawing explanation
Fig. 1 is the signal generator connection diagram detected based on AMT system.
Fig. 2 is signaling conversion circuit schematic diagram.
Embodiment
Embodiment one:
The signal generator detected based on AMT system as shown in Figure 1, comprises the jtag circuit, voltage shifting circuit, reset circuit, the crystal oscillating circuit that are connected with single-chip microcomputer, and the signaling conversion circuit be connected with single-chip microcomputer; What the jtag circuit be connected with single-chip microcomputer, voltage shifting circuit, reset circuit, crystal oscillating circuit adopted is in prior art single-chip microcomputer normally works necessary circuit, jtag circuit is for downloading the driver of single-chip microcomputer, 3.3V voltage when voltage shifting circuit is for providing single-chip microcomputer to work, reset circuit has been used for monolithic and has resetted, crystal oscillating circuit, for providing single-chip microcomputer work circuit all the time.
The signal generator that should detect based on AMT system, the engine rotational speed signal and wheel rotation speed signals that produce automobile can be simulated when automobile AMT systems axiol-ogy, the various environment that detection for AMT system provides automobile to advance, the signal generator that simultaneously should detect based on AMT system, structure is simple, can according to testing the signal needing Intelligent control to produce; Signaling conversion circuit structure is simple.
Embodiment two:
Circuit for generating as shown in Figure 2, comprises three resistance: R1, R2, R3, two triodes: Q1, Q2 form; R1 one end is connected with input, and one end is connected with the base stage of Q1; One end of R2 is connected with DC power supply VDD, and one end is connected with the collector electrode of Q1; R3 one end is connected with the collector electrode of Q1, and one end is connected with the base stage of Q2; Q1's and grounded emitter; The emitter of Q2 is connected with DC power supply VDD, and the collector electrode of Q2 is connected with output;
In above-mentioned signal generating circuit: R1 resistance is 4.7K Ω, R2 resistance is 22 K Ω, and R3 resistance is the model of 22 K Ω, Q1 is the model of S8050, Q2, is S8550, and the model of single-chip microcomputer is STM32F103RBT6.
The untapped interface of above-mentioned single-chip microcomputer is connected with expansion interface to continue to employ; Single-chip microcomputer is connected with 1 ~ 4 signaling conversion circuit, output signal one, signal two, signal three, signal four or four road signal, the signal required for can being connected by interface according to actual needs.
More than exemplifying is only illustrate of the present invention, does not form the restriction to protection scope of the present invention, everyly all belongs within protection scope of the present invention with the same or analogous design of the present invention.
Claims (6)
1., based on the signal generator that AMT system detects, comprise the jtag circuit, voltage shifting circuit, reset circuit, the crystal oscillating circuit that are connected with single-chip microcomputer, it is characterized in that, also comprise the signaling conversion circuit be connected with single-chip microcomputer.
2. as claimed in claim 1 based on the signal generator that AMT system detects, it is characterized in that: described signal generating circuit comprises three resistance: R1, R2, R3, two triodes: Q1, Q2 form; R1 one end is connected with input, and one end is connected with the base stage of Q1; One end of R2 is connected with DC power supply VDD, and one end is connected with the collector electrode of Q1; R3 one end is connected with the collector electrode of Q1, and one end is connected with the base stage of Q2; Q1's and grounded emitter; The emitter of Q2 is connected with DC power supply VDD, and the collector electrode of Q2 is connected with output.
3. signal generating circuit as claimed in claim 2, is characterized in that: in described signal generating circuit: R1 resistance is 4.7K Ω, R2 resistance is 22 K Ω, and the model of R3 resistance to be the model of 22 K Ω, Q1 be S8050, Q2 is S8550.
4., as claimed in claim 1 based on the signal generator that AMT system detects, it is characterized in that: the model of described single-chip microcomputer is STM32F103RBT6.
5., as claimed in claim 1 based on the signal generator that AMT system detects, it is characterized in that: the untapped interface of described single-chip microcomputer is connected to continue to employ with expansion interface.
6. as claimed in claim 1 based on the signal generator that AMT system detects, it is characterized in that: described single-chip microcomputer is connected with 1 ~ 4 signaling conversion circuit, output signal one, signal two, signal three, signal four or four road signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310565444.5A CN104639106A (en) | 2013-11-12 | 2013-11-12 | Signal generator based on AMT system detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310565444.5A CN104639106A (en) | 2013-11-12 | 2013-11-12 | Signal generator based on AMT system detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104639106A true CN104639106A (en) | 2015-05-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310565444.5A Pending CN104639106A (en) | 2013-11-12 | 2013-11-12 | Signal generator based on AMT system detection |
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Citations (8)
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| US20030087726A1 (en) * | 2001-05-30 | 2003-05-08 | Mack William Joseph | Clutch calibration and control |
| US6662095B1 (en) * | 1999-07-09 | 2003-12-09 | Zf Friedrichshafen Ag | Method of detecting the rotational direction of an output shaft during starting |
| CN1528614A (en) * | 2003-09-26 | 2004-09-15 | 清华大学 | MPC500 process type electric car multi-energy power assembly control device |
| US6897683B2 (en) * | 2002-11-14 | 2005-05-24 | Fyre Storm, Inc. | Driver including first and second buffers for driving an external coil or first and second transistors |
| CN1862233A (en) * | 2006-04-12 | 2006-11-15 | 贵州省电子产品监督检验所 | Analogue speed signal generator |
| CN101109437A (en) * | 2007-08-24 | 2008-01-23 | 山东大学 | AMT system ECU of heavy-duty car |
| CN102619971A (en) * | 2012-04-11 | 2012-08-01 | 北京理工大学 | Integrated shifting control method for uphill driving of electric vehicle with AMT(Automated Mechanical Transmission) system |
| CN202471751U (en) * | 2012-01-18 | 2012-10-03 | 赵志信 | Signal-generator simulating vehicle speed and engine rotating speed |
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2013
- 2013-11-12 CN CN201310565444.5A patent/CN104639106A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6662095B1 (en) * | 1999-07-09 | 2003-12-09 | Zf Friedrichshafen Ag | Method of detecting the rotational direction of an output shaft during starting |
| US20030087726A1 (en) * | 2001-05-30 | 2003-05-08 | Mack William Joseph | Clutch calibration and control |
| US6897683B2 (en) * | 2002-11-14 | 2005-05-24 | Fyre Storm, Inc. | Driver including first and second buffers for driving an external coil or first and second transistors |
| CN1528614A (en) * | 2003-09-26 | 2004-09-15 | 清华大学 | MPC500 process type electric car multi-energy power assembly control device |
| CN1862233A (en) * | 2006-04-12 | 2006-11-15 | 贵州省电子产品监督检验所 | Analogue speed signal generator |
| CN101109437A (en) * | 2007-08-24 | 2008-01-23 | 山东大学 | AMT system ECU of heavy-duty car |
| CN202471751U (en) * | 2012-01-18 | 2012-10-03 | 赵志信 | Signal-generator simulating vehicle speed and engine rotating speed |
| CN102619971A (en) * | 2012-04-11 | 2012-08-01 | 北京理工大学 | Integrated shifting control method for uphill driving of electric vehicle with AMT(Automated Mechanical Transmission) system |
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Application publication date: 20150520 |
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| RJ01 | Rejection of invention patent application after publication |