CN204595515U - Wireless multifunctional converter - Google Patents

Wireless multifunctional converter Download PDF

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Publication number
CN204595515U
CN204595515U CN201520183938.1U CN201520183938U CN204595515U CN 204595515 U CN204595515 U CN 204595515U CN 201520183938 U CN201520183938 U CN 201520183938U CN 204595515 U CN204595515 U CN 204595515U
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China
Prior art keywords
arm
sensor
chip
circuit
mouth
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Expired - Fee Related
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CN201520183938.1U
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Chinese (zh)
Inventor
张鹏
赵艺兵
单浩
杨标
郑开元
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Nanjing Institute of Technology
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Nanjing Institute of Technology
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Abstract

The utility model provides a kind of wireless multifunctional converter, comprise ARM mainboard, ARM is from plate, wireless transport module group, A/D signal converter, sensor group, operation control panel, detection control panel, ARM mainboard, ARM is respectively equipped with ARM chip from plate, ARM chip all adopts the STM32ZET6 chip of 144 pin, ARM mainboard is provided with operation control panel, wave point, serial ports, ARM comprises sensor card extender and power panel from plate, sensor card extender is connecting sensor group respectively, power panel comprises 5V power circuit and 3.3V power circuit two power circuits be separated, ARM is provided with wireless transport module group and detection control panel from plate, this kind of wireless multifunctional converter has good operability and perfect performance, decreases the development difficulty of succession, has saved the cost of study and exploitation.

Description

Wireless multifunctional converter
Technical field
The utility model relates to a kind of wireless multifunctional converter, belongs to sensor technology and automatic detection device application.
Background technology
People, must by means of sense organ in order to from extraneous obtaining information.And depend merely on the sense organ of people self, in investigate natural phenomena and rule and activity in production, their function is just far from much of that.For adapting to this situation, just need sensor.Therefore can say, sensor is the prolongation of mankind's face, is referred to as again electric face.The arrival of new technology revolution, the world starts to enter the information age.In the process utilizing information, what first will solve will obtain information accurately and reliably exactly, and sensor is the main path and the means that obtain information in nature and production field.In modern industry produces especially automated production process, carry out the parameters in monitoring and controlling production run with various sensor, make equipment be operated in normal condition or optimum condition, and make product reach best quality.Therefore can say, do not have numerous excellent sensors, modern production also just loses basis.
But single-chip microcomputer can only operate a sensor in traditional sense, the impracticability of digital independent aspect, and under traditional approach, gathering the restriction of distance, the mutual interference between multiple sensor signals and complicated sensing algorithm process all can give the scientific research of user, and life brings many inconvenience.
Utility model content
The purpose of this utility model is to provide a kind of wireless multifunctional converter, to the secondary developing platform that user one exploitation is perfect, there is provided the various sensor interfaces required for user, user only need add required sensor according to oneself needing or reduce no sensor.
Technical solution of the present utility model is:
A kind of wireless multifunctional converter, comprise ARM mainboard, ARM is from plate, wireless transport module group, A/D signal converter, sensor group, operation control panel, detection control panel, ARM mainboard, ARM is respectively equipped with ARM chip from plate, ARM chip all adopts the STM32ZET6 chip of 144 pin, ARM mainboard is provided with operation control panel, wave point, serial ports, ARM comprises sensor card extender and power panel from plate, sensor card extender is connecting sensor group respectively, power panel comprises 5V power circuit and 3.3V power circuit two power circuits be separated, ARM is provided with wireless transport module group and detection control panel from plate.
Further, sensor group comprises early warning group, gray-scale sensor, counter, baroceptor, Temperature Humidity Sensor, ultrasonic distance-measuring sensor, infrared survey thing sensor, six axle gyro sensors.
Further, early warning group comprises flame sensor, ethanol sensor, methane transducer and human body infrared induction pick-up.
Further, wireless transport module group is transferred to the receiving end of ARM mainboard the image data of sensor group, and wireless transport module group comprises gsm module, 2.4G module, bluetooth module.
Further, operation control panel adopts liquid crystal touch screen.
Further, ARM mainboard comprises jtag circuit, TF draw-in groove, EEPROM, reset circuit, USB feed circuit, panel interface circuitry, SPI circuit and serial port circuit,
On ARM mainboard, PB4, PA15, PA13, PA14, PB3 mouth of STM32ZET6 chip connects NTRST, TDI, TMS, TCK, TDO mouth of JTAG downloading wire respectively;
On ARM mainboard, PC10, PC11, PD2, PC12, PC8, PC9 of STM32ZET6 chip connect DATA2, DATA3, CMD, CLK, DATA0, DATA1 mouth of TF draw-in groove respectively;
On ARM mainboard, PB10, PB11 of STM32ZET6 chip connect SCL mouth and the SDA mouth of EEPROM respectively.
Further, the 7.2V voltage of the external power supply of power panel has two output terminals again by exporting 5V voltage after low voltage difference three-terminal voltage-stabilizing chip LM2940 after the electric capacity C3 of 100uf, electric capacity C4 filtering, output terminal is supplied to the 5V electricity consumption mouth in circuit, another output terminal exports on the 5V interface of chip AMS1117, exports 3.3V voltage after the electric capacity C1 of two 47uf, electric capacity C2 filtering, be defeated by 3.3V electricity consumption mouth in circuit again after chip AMS1117 voltage stabilizing.
The beneficial effects of the utility model are: this kind of wireless multifunctional converter, in conjunction with the converter of various data acquisition modes based on ARM, and there is good operability, mainboard display is wirelessly transmitted with collecting part, breaks away from the limitation of closely active debugging, more presses close to practicality, combining wireless network transmission technology makes information transmission, make its applicable surface wider, operability is stronger, has very wide marketing space.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the circuit theory diagrams of ARM mainboard in embodiment;
Fig. 3 is the connection layout of USB feed circuit in embodiment;
Fig. 4 is the connection layout of LCD liquid crystal interface circuit in embodiment;
Fig. 5 is the connection layout of TF draw-in groove in embodiment;
Fig. 6 is the connection layout of EEPROM in embodiment;
Fig. 7 is the connection layout of reset circuit in embodiment;
Fig. 8 is the connection layout of jtag circuit in embodiment;
Fig. 9 is the connection layout of serial port circuit in embodiment;
Figure 10 is the connection layout of SPI interface in embodiment;
Figure 11 be in embodiment ARM from the circuit theory diagrams of plate;
Figure 12 be in embodiment ARM from the circuit connection diagram of the power panel of plate;
Figure 13 is the service for life surface chart of operation control panel in embodiment;
Figure 14 is the scientific research surface chart of operation control panel in embodiment.
Embodiment
Preferred embodiment of the present utility model is described in detail below in conjunction with accompanying drawing.
Embodiment
A kind of wireless multifunctional converter, comprise ARM mainboard, ARM is from plate, wireless transport module group, A/D signal converter, sensor group, operation control panel, detection control panel, as Fig. 1, ARM mainboard, ARM is respectively equipped with ARM chip from plate, ARM chip all adopts the STM32ZET6 chip of 144 pin, ARM mainboard is provided with operation control panel, wave point, serial ports, ARM comprises sensor card extender and power panel from plate, ARM is provided with wireless transport module group from plate, wireless transport module group is transferred to the receiving end of ARM mainboard the image data of sensor group.Sensor card extender is connecting sensor group respectively, and power panel comprises 5V power circuit and 3.3V power circuit two power circuits be separated, and ARM is provided with detection control panel from plate.
The sensor group of embodiment comprises gray-scale sensor, counter, BMP085 baroceptor, DHT11 Temperature Humidity Sensor, MQ2 methane transducer, MQ3 alcohol sensor, ultrasonic distance-measuring sensor, infrared survey thing sensor and infrared tube, flame sensor, human body infrared induction pick-up, six axle gyro sensors etc.The kind of sensor is 12 kinds, and quantity is 17.
ARM motherboard circuit schematic diagram, these circuit theory diagrams mainly comprise jtag circuit, reset circuit, EEPROM, TF draw-in groove mouth, USB feed circuit, LCD liquid crystal interface circuit and the SPI interface of ARM mainboard STM32 and the circuit of serial port, as Fig. 2, concrete connection is as follows: on ARM mainboard, PB4, PA15, PA13, PA14, PB3 mouth of STM32ZET6 chip connects NTRST, TDI, TMS, TCK, TDO mouth of JTAG downloading wire respectively, as Fig. 8.On ARM mainboard, PC10, PC11, PD2, PC12, PC8, PC9 of STM32ZET6 chip connect DATA2, DATA3, CMD, CLK, DATA0, DATA1 mouth of TF draw-in groove respectively, as Fig. 5.On ARM mainboard, PB10, PB11 of STM32ZET6 chip connects SCL and the SDA mouth of EEPROM, as Fig. 6.RX, TX mouth of serial port circuit correspond to PA10 and the PA9 mouth of STM32ZET6 chip on ARM mainboard respectively, as Fig. 9.SPI interface has used PA2, PA15, PB3, PB5, PB4, PA3 mouth of STM32ZET6 chip on ARM mainboard, as Figure 10.PA, PD, PE mouth of STM32ZET6 chip on FSMC liquid crystal circuit corresponding A RM mainboard, as Fig. 4.It is the corresponding K1 button of PE5 respectively that reset circuit is made up of three key circuits, the corresponding K2 button of PE6, and REST and the corresponding K3 button of reset key, if the connection layout of Fig. 7, USB feed circuit is as Fig. 3.
ARM is from plate circuit connection diagram, and as shown in figure 11, the unibus mouth that the function mouth used comprises DHT11 Temperature Humidity Sensor connects the PD12 mouth of ARM from STM32ZET6 chip plate; The TRIG mouth of ultrasonic distance-measuring sensor connects the PC8 of ARM from STM32ZET6 chip plate; ECHO mouth connects the PC9 of ARM from STM32ZET6 chip plate, and the I2C1 mouth of six axle gyro sensors connects I2C1_SCL and PB6 of ARM from STM32ZET6 chip plate, I2C1_SDA and PB7 respectively; MQ3 alcohol sensor connects the PC2 mouth of ARM from STM32ZET6 chip plate; MQ2 methane transducer connects the PE0 mouth of ARM from STM32ZET6 chip plate; Flame sensor connects the PC4 mouth of ARM from STM32ZET6 chip plate; Infrared tube connects the PE4 mouth of ARM from STM32ZET6 chip plate; Counter connects the PE8 of ARM from STM32ZET6 chip plate; Gray-scale sensor connects ARM from the A/D acquisition port of STM32ZET6 chip plate and PC1 mouth, and A/D signal converter correspond to the PC1 mouth of STM32, and concrete chip is ADC0809 chip, and A/D signal converter is connected with gray-scale sensor; Human body sensor connects the PE2 mouth of ARM from STM32ZET6 chip plate; Barometrical I2C2 mouth connects I2C2_SCL and PB10 of ARM from STM32ZET6 chip plate respectively, I2C2_SDA and PB11; Bluetooth communication modules correspond to ARM and is respectively PA10 (RX) receiving port from the serial ports one of STM32ZET6 chip plate, and PA9 (TX) sends mouth; The NRF mouth of NRF24L01 wireless module correspond to ARM and is respectively from the SPI1 mouth of STM32ZET6 chip plate: NRF-CSN:PA1, NRF – SCK:PA5, NRF-MISO:PA6, NRF-MOSI:PA7, NRF-IRQ:PA3, NRF-CE:PA2.
Available light brightness can be measured according to gray-scale sensor, carry out the control of wisdom street lamp.
The experiment of motor speed measuring can be carried out according to counter.
The test of humiture can be carried out according to DHT11 Temperature Humidity Sensor.
The test of air pressure can be carried out according to BMP085 baroceptor.
Ultrasonic distance-measuring sensor can carry out range observation to unknown object.
Six axle gyro sensors can comprise aircraft to the motion state by object carrier, automobile, steamer, and robot etc. carry out attitude detection.
Flame sensor can carry out family, community fire alarm.
MQ2 methane transducer can to family, community, the coal gas of public place, and early warning is carried out in the leakage of liquefied gas.
MQ3 alcohol sensor can be used for the field such as alcohol Leak Detection and drunk driving detection of brewery's workshop, and human body infrared induction pick-up can carry out the anti-theft early-warning function etc. of family and public place.
The liquid crystal touch screen that the data that above all functions test out all wirelessly return user is shown, above function can as the part of embodiment, the purposes of remainder can also carry out composite class utilization by secondary development, as according to the measurement humiture of a day, air pressure and bright situation utilize the weather condition of related algorithm next day measurable, and this is function of weather forecast.
ARM is power panel from another part of plate, and as shown in figure 12, two power supplies be separated, have the compositions such as 2940-5V circuit, 7805-5V circuit, AMS1117-3.3 circuit, fuse circuit.External power supply provides the voltage of 7.2V to include quiescent current reduction circuit, current limit // overheating protection by low voltage difference three-terminal voltage-stabilizing chip LM2940; battery reversal connection and anti-plug export 5V voltage after the electric capacity C3 of 100uf, electric capacity C4 filtering, are supplied on the one hand 5V electricity consumption mouth in circuit again after entering circuit; export on the 5V interface of chip AMS1117 on the other hand, after AMS1117 voltage stabilizing, export the 3.3V mouth that 3.3V voltage is defeated by hardware circuit again after the electric capacity C1 of two 47uf, electric capacity C2 filtering.STM32F103ZET6 chip is powered separately and is only connected together with the GND of sensor power power supply, and can ensure under any circumstance like this, chip can not be burned, and enhances the practicality of this product.
Embodiment provides the signal interface circuit of various sensor, comprises A/D signaling interface, SPI signaling interface (comprising SPI1, SPI2), I2C signaling interface, SII signaling interface, single bus interface, dual bus interface, full duplex serial interface circuit.Embodiment is on the basis of arm processor, the acquisition principle furtheing investigate each sensor finds out common ground, integrate the several data transmission such as I2C, SII, A/D, gather and account form, finally develop a set of based on ARM the converter in conjunction with various data acquisition modes, certainly another advantage of this converter is the communication that the wireless modes such as employing 2.4G or GSM, WIFI carry out between master control and converter.High precision task can be completed under rugged environment, have a wide range of applications in scientific research, medical treatment, disaster relief field.
In embodiment, wireless transport module group comprises gsm module, 2.4G module, bluetooth module.Embodiment supports that wireless transport module has the gsm module of long distance, 2.4G module (the NRF2401)/WIFI module of middle distance, short-range bluetooth (SR-05) user can select suitable wireless module by actual needs, and relevant wave point carries out replacing.
Embodiment has wide application and puts into practice space in the various life of monitoring, scientific research, the disaster relief etc., and good operability and perfect performance, decrease the development difficulty of succession, has saved the cost of study and exploitation.Serve easily for life provides, there are good market outlook.
In embodiment, ARM mainboard is made up of the main board of core the hardware components of radio transceiver and embedded scm STM32, adopts radio frequency transceiving module to complete transmission and the reception of data.The minimum treat System's composition of the hardware components of radio transceiver, the driving circuit of sensor and STM32, from plate portion, adopts radio frequency transceiving module to complete transmission and the reception of data.Utilize C language workout system program.Mainboard CPU intends adopting the High Performance SCM STM32 of ST company, and this single-chip microcomputer has the feature of high anti-interference, high-performance and low-power consumption.Each node C language works out control program, and being made by node can be portable, convenient like this installation and layout.
ARM mainboard and ARM are after plate energising, and program carries out initialization, and the first step carries out the connection of slave radio communication.The user successfully that communicates can enter and use householder interface, comprises four sub-interface operations and be respectively service for life interface, scientific research interface, humiture and air pressure and detect interface, sensor attitude detection interface under main interface.User is tangible carries out associative operation.
After entering humiture and air pressure detection interface, user can pass through DHT11 Temperature Humidity Sensor, and bmp barometer observes the change of humiture and air pressure constantly.
After entering sensor attitude detection interface, user can obtain ax by gyroscope, ay, az, gx, gy, gz six raw data obtain X through quantizing Integral Processing, Y, the variable quantity Gx of the angle of Z tri-axles, Gy, Gz and showing on the touchscreen, is sent to PC end through mainboard data with the pattern of wireless (bluetooth/2.4G/WIFI/GSM) equally in addition, and PC termination utilizes 3 d modeling software Processing to simulate after receiving data to carry out motion graphics displaying from the motion state constantly of plate.
Except above-mentioned two functions, embodiment also has service for life interface and scientific research two large divisions function, click service for life and enter service for life interface as Figure 13, be mainly user and four kinds of basic living service functions are provided, comprise flame early warning, alcohol early warning, gas pre-alarm, anti-theft early-warning function, correspond to flame sensor respectively, MQ3 ethanol sensor, MQ2 methane transducer and infrared tube.As can be carried out reporting to the police being reported to the police by voice module under prediction occurring the signal then relevant sub-interface of early warning simultaneously, being carried out classifying in early warning interface is to provide more flexible operation to user.Comprise ultrasonic ranging, counting under scientific research interface, acquisition ambient brightness and human body sensing four sub-interfaces correspond to ultrasonic sensor, WYC counter, gray-scale sensor and human body sensing four sensors.Concrete as Figure 14, how to show data as above, be not repeated herein.
Below be schematically described the utility model creation and embodiment thereof, this description does not have restricted, and one of embodiment of the also just the utility model creation shown in accompanying drawing, actual structure is not limited thereto.So, if those of ordinary skill in the art enlightens by it, when not departing from this creation aim, designing the frame mode similar to this technical scheme and embodiment without creationary, the protection domain of this patent all should be belonged to.

Claims (7)

1. a wireless multifunctional converter, it is characterized in that: comprise ARM mainboard, ARM is from plate, wireless transport module group, A/D signal converter, sensor group, operation control panel, detection control panel, ARM mainboard, ARM is respectively equipped with ARM chip from plate, ARM chip all adopts the STM32ZET6 chip of 144 pin, ARM mainboard is provided with operation control panel, wave point, serial ports, ARM comprises sensor card extender and power panel from plate, sensor card extender is connecting sensor group respectively, power panel comprises 5V power circuit and 3.3V power circuit two power circuits be separated, ARM is provided with wireless transport module group and detection control panel from plate.
2. wireless multifunctional converter as claimed in claim 1, is characterized in that: sensor group comprises early warning group, gray-scale sensor, counter, baroceptor, Temperature Humidity Sensor, ultrasonic distance-measuring sensor, infrared survey thing sensor, six axle gyro sensors.
3. wireless multifunctional converter as claimed in claim 2, is characterized in that: early warning group comprises flame sensor, ethanol sensor, methane transducer and human body infrared induction pick-up.
4. wireless multifunctional converter as claimed in claim 3, it is characterized in that: wireless transport module group is transferred to the receiving end of ARM mainboard the image data of sensor group, wireless transport module group comprises gsm module, 2.4G module, bluetooth module.
5. wireless multifunctional converter as claimed in claim 4, is characterized in that: operation control panel adopts liquid crystal touch screen.
6. wireless multifunctional converter as claimed in claim 5, it is characterized in that, ARM mainboard comprises jtag circuit, TF draw-in groove, EEPROM, reset circuit, USB feed circuit, panel interface circuitry, SPI circuit and serial port circuit,
On ARM mainboard, PB4, PA15, PA13, PA14, PB3 mouth of STM32ZET6 chip connects NTRST, TDI, TMS, TCK, TDO mouth of JTAG downloading wire respectively;
On ARM mainboard, PC10, PC11, PD2, PC12, PC8, PC9 of STM32ZET6 chip connect DATA2, DATA3, CMD, CLK, DATA0, DATA1 mouth of TF draw-in groove respectively;
On ARM mainboard, PB10, PB11 of STM32ZET6 chip connect SCL mouth and the SDA mouth of EEPROM respectively.
7. wireless multifunctional converter as claimed in claim 6, it is characterized in that: the 7.2V voltage of the external power supply of power panel has two output terminals again by exporting 5V voltage after low voltage difference three-terminal voltage-stabilizing chip LM2940 after the electric capacity C3 of 100uf, electric capacity C4 filtering, output terminal is supplied to the 5V electricity consumption mouth in circuit, another output terminal exports on the 5V interface of chip AMS1117, exports 3.3V voltage after the electric capacity C1 of two 47uf, electric capacity C2 filtering, be defeated by 3.3V electricity consumption mouth in circuit again after chip AMS1117 voltage stabilizing.
CN201520183938.1U 2015-03-30 2015-03-30 Wireless multifunctional converter Expired - Fee Related CN204595515U (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104750005A (en) * 2015-03-30 2015-07-01 南京工程学院 Wireless multi-functional converter
CN105527399A (en) * 2016-02-01 2016-04-27 杭州绿洁水务科技股份有限公司 Water quality analyzer
CN105548502A (en) * 2016-01-28 2016-05-04 河北先河环保科技股份有限公司 Air quality detector
CN105806785A (en) * 2016-03-28 2016-07-27 贵州大学 Portable laser methane detecting device and detecting method thereof
CN106128066A (en) * 2016-07-20 2016-11-16 广东工业大学 A kind of wireless multifunctional transducer

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104750005A (en) * 2015-03-30 2015-07-01 南京工程学院 Wireless multi-functional converter
CN105548502A (en) * 2016-01-28 2016-05-04 河北先河环保科技股份有限公司 Air quality detector
CN105527399A (en) * 2016-02-01 2016-04-27 杭州绿洁水务科技股份有限公司 Water quality analyzer
CN105806785A (en) * 2016-03-28 2016-07-27 贵州大学 Portable laser methane detecting device and detecting method thereof
CN106128066A (en) * 2016-07-20 2016-11-16 广东工业大学 A kind of wireless multifunctional transducer

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C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150826

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CF01 Termination of patent right due to non-payment of annual fee