CN102538878A - Vehicle gesture monitoring module - Google Patents
Vehicle gesture monitoring module Download PDFInfo
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- CN102538878A CN102538878A CN2012100351371A CN201210035137A CN102538878A CN 102538878 A CN102538878 A CN 102538878A CN 2012100351371 A CN2012100351371 A CN 2012100351371A CN 201210035137 A CN201210035137 A CN 201210035137A CN 102538878 A CN102538878 A CN 102538878A
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Abstract
The invention discloses a vehicle gesture monitoring module which comprises a singlechip, a power supply chip connected with the singlechip, a storage chip, a GPS (global positioning system) chip, a triaxial acceleration transducer compass module, an atmospheric pressure module, a clock chip, two ways of CAN (controller area network) chips and a serial port chip, wherein the power supply chip is respectively connected with the storage chip, the GPS chip, a WF triaxial acceleration transducer compass module, the atmospheric pressure module, the clock chip and the serial port chip. The vehicle gesture monitoring module disclosed by the invention is simple in structure, and is convenient to use; the monitoring using effect is good; the monitoring data range is wide; and the monitoring of each vehicle driving data in the driving of an automobile is ensured, thus the driver can grasp each item of variation information of the automobile at any time, and the safety of vehicle driving is ensured.
Description
Technical field
The present invention relates to the automobile monitoring field, specifically is a kind of car appearance monitoring module.
Background technology
Along with developing of automobile industry and people attention for security in the running car; Requiring that each item index of people during for car Xu operation monitored is increasingly high; And the mode of existing vehicle car appearance monitoring also only limits to staticly test through various testing tool, and the project of testing tool test is single, the test operation trouble; And automobile needs regularly to fix a point to measure test data with testing tool, at any time testing automobile each item security performance.
Summary of the invention
The technical matters that the present invention will solve is a kind of car appearance monitoring module, solves the problem of existing vehicle each item performance monitoring troublesome poeration.
Technical scheme of the present invention is:
Car appearance monitoring module includes single-chip microcomputer, the power supply chip that is connected with single-chip microcomputer, storage chip, GPS chip, 3-axis acceleration sensor compass module, atmospheric pressure module, clock chip, two-way CAN chip and serial port chip; Power supply chip all is connected with serial port chip with storage chip, GPS chip, three WF acceleration transducer compass modules, atmospheric pressure module, clock chips.
It is the DSPIC30F5011 single-chip microcomputer that described single-chip microcomputer is selected model for use; It is the power supply chip of AS1117M3 that described power supply chip is selected the 3.3V model for use; It is the storage chip of SST25VF that described storage chip is selected model for use; It is the GPS chip of GR-87 that described GPS chip is selected model for use; It is three number of axle word compass modules of GY-27 that described 3-axis acceleration sensor compass module is selected model for use; Described atmospheric pressure module is selected the BMP085 baroceptor for use; It is the clock chip of DS3231 that described clock chip is selected model for use; Described serial port chip is selected the MAX232 serial port chip for use; It is the high-speed CAN isolation transponder chip of CTM1050T that described two-way CAN chip is all selected model for use.
The pin 10,19,26,38,57 and the 3.3V model of described DSPIC30F5011 single-chip microcomputer is that the power supply chip of AS1117M3 is connected; Its pin 4,5,6,14,15 and model are that the storage chip of SST25VF is connected; It is the GPS chip of GR-87 that its pin 33,34 connects models, and its pin 36,37 is that three number of axle word compass modules, BMP085 baroceptor, the model of GY-27 is that the clock chip of DS3231 is connected with model all, and its pin 42,43,47,48 and model are that three number of axle word compass modules of GY-27 are connected; Its pin 49,50 is connected with the BMP085 baroceptor; Its pin 31,32 is connected with the MAX232 serial port chip, and its pin 58,59 is connected with one road CAN chip, and its pin 60,61 is connected with another road CAN chip.
The power supply chip that described 3.3V model is AS1117M3 is connected with 5V DC-DC isolating switch power, power-supply filter successively.
Described 5V DC-DC isolating switch power is given CAN chip, the power supply of MAX232 serial port chip; And the 5V voltage transformation becomes 3.3V, and the 3.3V power supply chip is supplied power to giving single-chip microcomputer, clock chip, storage chip, three number of axle word compass modules, BMP085 baroceptor, GPS chip etc.
Advantage of the present invention:
Monitoring module of the present invention can be through the position of GPS chip monitoring automobilism; Direction, degree of tilt through the automobilism of 3-axis acceleration sensor compass module monitors; Atmospheric pressure value through position in the automobilism of atmospheric pressure module monitors; Automatically calibrate the standard time in each time zone through clock chip, and be provided with storage chip, be convenient to the storage of monitor message.
Described 5V power supply chip adopts Zhou Ligong high-frequency DC-DC isolating switch power; The power source conversion rate meets national green energy conservation standard up to 80%; Isolation voltage 1500VDC can effectively isolate primary power network ripple, and interference sources such as pulsating wave disturb modular system, exports sustainable short circuit; Self recovery improves system reliability greatly; It is core that the DSPIC30F5011 unit has adopted the up-to-date microprocessor of MICROCHIP, and 2 road CAN EBIs and RS232 interface are provided, and is convenient to insert other system and shares information; Two-way isolated can and one road synchronous serial interface realize that effectively system information is shared and transmission, and the CAN sheet adopts Zhou Ligong CTM1050T isolated can sheet can prevent effectively that system bus from disturbing inside modules; The SPI high-speed synchronous universal serial bus EEPROM that the SST25VF storage chip uses SST company to produce can be preservation information under the powering-off state 100 years; Three number of axle word compass modules of GY-27 adopt U.S. Honeywell (Honeywell) high precision double-shaft tilt angle sensor; Through the independent processor computing; Collection vehicle advance and park four-wheel angle of inclination and vehicle side twin shaft acceleration under the state; Product reaches the resolving power of 1 degree, and zero point drift has functions such as zero point correction, setting angle calibration, dynamic acceleration indication less than 0.03; BMP085 baroceptor absolute precision is minimum can to reach 0.03hPa, is with temperature compensation, possesses the resolution of 0.5 meter height measurement, utilizes the height of GPS to assist a ruler in governing a country measurement simultaneously, reduces the influence of the air pressure change of bringing because of weather conditions; The DS3231 clock chip adopts the satellite clock simultaneous techniques; Thoroughly realize the full-automatic clock of no button, do not had the automatic time service of operation (adopting the precision in gps clock source is 1/1000 second); Also be equipped with inner RTC, having guaranteed is not having accurate clock can be arranged under the situation of gps signal yet; Adopt 32 passage high-performance GPS chips; Utilize the second order difference computing, areal coordinate data accurately are provided, precision reaches 0.0005 fen; Static bearing accuracy is less than 3 meters; The motion positions precision is less than 15 meters, and inner gps data operation independent has reduced GPS drift and buildings reflection errors caused effectively.
The present invention is simple in structure, easy to use, and the monitoring result of use is good, the monitor data scope is wide, has guaranteed the monitoring of each item driving data in the running car, makes the driver can grasp automobile each item change information at any time, guarantees the safety of driving.
Description of drawings
Fig. 1 is the circuit connection diagram of DSPIC30F5011 single-chip microcomputer of the present invention.
Fig. 2 is the circuit connection diagram of 3.3V AS1117M3 power supply chip of the present invention.
Fig. 3 is the circuit connection diagram of 5V DC-DC isolating switch power of the present invention and power-supply filter.
Fig. 4 is the circuit connection diagram of SST25VF storage chip of the present invention.
Fig. 5 is the circuit connection diagram of GR-87 GPS chip of the present invention.
Fig. 6 is the circuit connection diagram of GY-27 three number of axle word compass modules of the present invention.
Fig. 7 is the circuit connection diagram of BMP085 baroceptor of the present invention.
Fig. 8 is the circuit connection diagram of DS3231 clock chip of the present invention.
Fig. 9 is the circuit connection diagram of MAX232 serial port chip of the present invention.
Figure 10 is the circuit connection diagram that CTM1050T high-speed CAN of the present invention is isolated transponder chip.
Embodiment
Car appearance monitoring module; Include DSPIC30F5011 single-chip microcomputer (Fig. 1), the 3.3V AS1117M3 power supply chip (Fig. 2) that is connected with the DSPIC30F5011 single-chip microcomputer, SST25VF storage chip (Fig. 4), GR-87 GPS chip (Fig. 5), GY-27 three number of axle word compass modules (Fig. 6), BMP085 baroceptor (Fig. 7), DS3231 clock chip (Fig. 8), two-way CTM1050T high-speed CAN are isolated transponder chip (Fig. 9) and MAX232 serial port chip (Figure 10).
See Fig. 1; The pin 10,19,26,38,57 of DSPIC30F5011 single-chip microcomputer is connected with 3.3V AS1117M3 power supply chip, and its pin 4,5,6,14,15 is connected with the SST25VF storage chip, and its pin 33,34 connects GR-87 GPS chip; Its pin 36,37 all is connected with GY-27 three number of axle word compass modules, BMP085 baroceptor, DS3231 clock chip; Its pin 42,43,47,48 is connected with GY-27 three number of axle word compass modules, and its pin 49,50 is connected with the BMP085 baroceptor, and its pin 31,32 is connected with the MAX232 serial port chip; Its pin 58,59 is connected with the CAN1 chip; Its pin 60,61 is connected with the CAN2 chip, and its pin 9,20,25,41,56 all is connected with the internal electrical seedbed, is connected to the internal electrical seedbed again after its pin 38,39 respectively connects an electric capacity.
See Fig. 2, the pin 1 of 3.3V AS1117M3 power supply chip connects the internal electrical seedbed, and its pin 2 connects 5V DC-DC isolating switch power; Its pin 3 is 3.3 VAS1117M3 power supply chip power supplys output, the pin 10,19,26,38,57 of itself and DSPIC30F5011 single-chip microcomputer, the pin 14 of 5V DC-DC isolating switch power (see figure 3); The pin 1 of GR-87 GPS module; The pin 8 of GY-27 three number of axle word compass modules, the pin 1 of BMP085 baroceptor, the pin 7,8 of SST25VF storage chip; The pin 2 of DS3231 clock chip, the pin 16 of MAX232 serial port chip connects.
See Fig. 3; After the pin 22,23 of 5V DC-DC isolating switch power connects through lead successively be connected in parallel after two electric capacity and TVS diode, diode, the pin 3 of power-supply filter be connected in series, the pin 2,3 of 5V DC-DC isolating switch power is connected with wave filter pin 4 after connecting through lead again.
See Fig. 4, the pin 7,8 of SST25VF storage chip is connected to the 3.3V power supply, and pin 4 is connected to the internal electrical seedbed through lead; Pin 4 and pin 7, be parallel with an electric capacity between 8; Pin 1 is connected to the pin 14 of PIC single-chip microcomputer through lead, and pin 2 is connected to the pin 5 of PIC single-chip microcomputer through lead, and pin 3 is connected to the pin 15 of PIC single-chip microcomputer through lead; Pin 5 is connected to the pin 6 of PIC single-chip microcomputer through lead, and pin 6 is connected to the pin 4 of PIC single-chip microcomputer through lead.
See Fig. 5; GR-87 GPS pin of chip 1 through lead be connected to the 3.3V power supply and and the internal electrical seedbed between the parallel connection two electric capacity; Pin 2 is connected to the pin 34 of single-chip microcomputer through lead, and pin 3 is connected to the pin 33 of single-chip microcomputer through lead, and pin 5 connects the internal electrical seedbed.
See Fig. 6, the pin 1 of GY-27 three number of axle word compass modules is connected to the pin 47 of single-chip microcomputer through lead, and pin 2 is connected to the pin 43 of single-chip microcomputer through lead; Pin 3 is connected to the pin 42 of single-chip microcomputer through lead; Pin 4 is connected to the pin 48 of single-chip microcomputer through lead, and pin 5 connects the internal electrical seedbed, and pin 6 is connected to the pin 36 of single-chip microcomputer through lead; Pin 7 is connected to the pin 37 of single-chip microcomputer through lead, pin 8 connect the 3.3V power supply and and internal electric source between two electric capacity of parallel connection.
See Fig. 7; The pin 1 of BMP085 baroceptor connect the 3.3V power supply and and internal electric source between the parallel connection two electric capacity; Pin 2 is connected to the pin 36 of single-chip microcomputer through lead, and pin 3 is connected to the pin 37 of single-chip microcomputer through lead, and pin 4 is connected to the pin 50 of single-chip microcomputer through lead; Pin 5 is connected to the pin 49 of PIC single-chip microcomputer through lead, and pin 6 is connected to the internal electrical seedbed through lead.
See Fig. 8; Be connected to the 3.3V power supply behind resistance of pin 1 series connection of DS3231 clock chip; Pin 2 be connected to the 3.3V power supply and and the internal electrical seedbed between two electric capacity of parallel connection, pin 5,6,7,8,9,10,11,12,13 connects the internal electrical seedbed through lead, is parallel with an electric capacity and a 3V button cell between pin 14 and internal electrical seedbed; Pin 15 is connected to the pin 36 of single-chip microcomputer through lead, and pin 16 is connected to the pin 37 of single-chip microcomputer through lead.
See Fig. 9, the circuit connection diagram of MAX232 serial port chip, electric capacity of parallel connection between the pin 1 and 3; Between the pin 4 and 5 and connect an electric capacity; Pin 2 be connected to the 3.3V power supply after through electric capacity of lead series connection and then the electric capacity of connecting to the internal electrical seedbed, electric capacity of parallel connection between pin 6 and internal electrical seedbed, pin 16 connects the 3.3V power supply through lead; Pin 11 is connected to the pin 32 of PIC single-chip microcomputer through lead; Be connected to the pin 31 of PIC single-chip microcomputer behind resistance of pin 12 series connection through lead, pin 13 is connected to the pin 1 of terminal J2 through lead, and pin 14 is connected to the pin 2 of terminal J2 through lead.
See Figure 10; CAN 1 pin of chip 1 connects the 3.3V power supply through lead, and pin 2 connects the internal electrical seedbed through lead, two electric capacity of parallel connection between the pin 1 and 2; Pin 3 is connected to the pin 59 of single-chip microcomputer through lead; Pin 4 is connected to the pin 58 of single-chip microcomputer through lead, and pin 6 is through the pin 1 of lead connecting bus wave filter (T2), and pin 7 is through lead connecting bus wave filter (T2) pin 4; CAN 1 pin of chip 1 connects the 3.3V power supply through lead; Pin 2 connects the internal electrical seedbed through lead; Two electric capacity of parallel connection between the pin 1 and 2, pin 3 is connected to the pin 61 of single-chip microcomputer through lead, and pin 4 is connected to the pin 60 of single-chip microcomputer through lead; Pin 6 is through the pin 1 of lead connecting bus wave filter (T1), and pin 7 is through lead connecting bus wave filter (T1) pin 4.
When the present invention used, each chip and sensor were transferred to single-chip microcomputer with detected signal, and single-chip microcomputer is controlled each chip or sensor after through the arrangement of signal, can these signal datas stored and derived simultaneously.
Claims (4)
1. car appearance monitoring module is characterized in that: include single-chip microcomputer, the power supply chip that is connected with single-chip microcomputer, storage chip, GPS chip, 3-axis acceleration sensor compass module, atmospheric pressure module, clock chip, two-way CAN chip and serial port chip; Power supply chip all is connected with serial port chip with storage chip, GPS chip, three WF acceleration transducer compass modules, atmospheric pressure module, clock chips.
2. car appearance monitoring module according to claim 1 is characterized in that: it is the DSPIC30F5011 single-chip microcomputer that described single-chip microcomputer is selected model for use; It is the power supply chip of AS1117M3 that described power supply chip is selected the 3.3V model for use; It is the storage chip of SST25VF that described storage chip is selected model for use; It is the GPS chip of GR-87 that described GPS chip is selected model for use; It is three number of axle word compass modules of GY-27 that described 3-axis acceleration sensor compass module is selected model for use; Described atmospheric pressure module is selected the BMP085 baroceptor for use; It is the clock chip of DS3231 that described clock chip is selected model for use; Described serial port chip is selected the MAX232 serial port chip for use; It is the high-speed CAN isolation transponder chip of CTM1050T that described two-way CAN chip is all selected model for use.
3. car appearance monitoring module according to claim 2; It is characterized in that: the pin 10,19,26,38,57 and the 3.3V model of described DSPIC30F5011 single-chip microcomputer is that the power supply chip of AS1117M3 is connected;, its pin 4,5,6,14,15 and model are that the storage chip of SST25VF is connected, it is the GPS chip of GR-87 that its pin 33,34 connects models; Its pin 36,37 is that three number of axle word compass modules, BMP085 baroceptor, the model of GY-27 is that the clock chip of DS3231 is connected with model all; Its pin 42,43,47,48 and model are that three number of axle word compass modules of GY-27 are connected, and its pin 49,50 is connected with the BMP085 baroceptor, and its pin 31,32 is connected with the MAX232 serial port chip; Its pin 58,59 is connected with one road CAN chip, and its pin 60,61 is connected with another road CAN chip.
4. car appearance monitoring module according to claim 2 is characterized in that: the power supply chip that described 3.3V model is AS1117M3 is connected with 5V DC-DC isolating switch power, power-supply filter successively.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100351371A CN102538878A (en) | 2012-02-17 | 2012-02-17 | Vehicle gesture monitoring module |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100351371A CN102538878A (en) | 2012-02-17 | 2012-02-17 | Vehicle gesture monitoring module |
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| CN102538878A true CN102538878A (en) | 2012-07-04 |
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| CN106771350A (en) * | 2016-12-15 | 2017-05-31 | 江门市雷特诺克物联网科技有限公司 | High accuracy acceleration detection track train runs and inactive state method of discrimination |
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Application publication date: 20120704 |