CN109451476A - Data collection system based on bluetooth 4.0 technology - Google Patents

Data collection system based on bluetooth 4.0 technology Download PDF

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Publication number
CN109451476A
CN109451476A CN201811329639.9A CN201811329639A CN109451476A CN 109451476 A CN109451476 A CN 109451476A CN 201811329639 A CN201811329639 A CN 201811329639A CN 109451476 A CN109451476 A CN 109451476A
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CN
China
Prior art keywords
pin
microprocessor
sensor
bluetooth
connect
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CN201811329639.9A
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Chinese (zh)
Inventor
吴必瑞
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Ningde Normal University
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Ningde Normal University
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Priority to CN201811329639.9A priority Critical patent/CN109451476A/en
Publication of CN109451476A publication Critical patent/CN109451476A/en
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W4/00Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/80Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
    • GPHYSICS
    • G08SIGNALLING
    • G08CTRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C17/00Arrangements for transmitting signals characterised by the use of a wireless electrical link
    • G08C17/02Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)

Abstract

The invention belongs to data acquisition technology fields, in particular a kind of data collection system based on bluetooth 4.0 technology, including microprocessor, Bluetooth communication modules, Temperature Humidity Sensor, current sensor, voltage sensor, power module and bluetooth client terminal, the microprocessor, Bluetooth communication modules, Temperature Humidity Sensor, current sensor and voltage sensor are all connected with power module, the Temperature Humidity Sensor, current sensor, voltage sensor is connect with microprocessor, the microprocessor is connect with Bluetooth communication modules, the Bluetooth communication modules are connect with bluetooth client terminal.The present invention can not only in real time be acquired temperature and humidity and current data, while also have reaction speed fast, and acquisition precision is high, advantage small in size uses convenient for people, is conducive to control of the factory to production environment, product quality is improved, very big convenience has been brought.

Description

Data collection system based on bluetooth 4.0 technology
Technical field
The present invention relates to data acquisition technology field more particularly to a kind of data collection systems based on bluetooth 4.0 technology.
Background technique
Data acquisition be one about the physical quantity of acquisition real world and will acquire that obtained physical quantity is converted into can To be used to the electric signal calculated, analog quantity is usually converted to digital quantity by data collection system, and data acquisition is by computer and very Contact between the real world together, is being a kind of very important approach for obtaining information, with the continuous development of society, data The demand of acquisition increasingly increases, with building in plan complexity be continuously increased, data collection system must with trend from Traditional wire transmission is upgraded to wireless transmission, due to the privacy of data, needs to carry out encrypted transmission, in common wireless communication In technology, the technology of above-mentioned requirement can satisfy, most have application prospect is bluetooth 4.0 technology, has super low-power consumption, AES- The advantages that 128 bit encryptions, low cost, the equipment of different vendor can interact, and wireless coverage is big, low latency, small in size, when Before, data acquisition and detection are one of important process conditions of many industries, whether bakery and confectionery, wine brewing factory, beverage work Factory, grain storage, spray painting or books preservation require among the temperature and humidity environment as defined in meeting, therefore data acquisition system System is widely adopted, and is brought great convenience to production.
But in the prior art, there is also not for temperature and humidity and current data acquisition system used by plant produced workshop Foot place, reaction speed is slow, and data transmission real-time is lower, and low precision, system is many and diverse, and volume is larger, is not convenient to use, no Control conducive to factory to product quality, for this purpose, proposing a kind of data collection system based on bluetooth 4.0 technology.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, and the one kind proposed is based on 4.0 skill of bluetooth The data collection system of art.
To achieve the goals above, present invention employs following technical solutions: the data based on bluetooth 4.0 technology acquire system System, including microprocessor, Bluetooth communication modules, Temperature Humidity Sensor, current sensor, voltage sensor, power module and indigo plant Tooth client terminal, the microprocessor, Bluetooth communication modules, Temperature Humidity Sensor, current sensor and voltage sensor and electricity Source module is all connected with, and the Temperature Humidity Sensor, current sensor, voltage sensor are connect with microprocessor, micro- place Reason device is connect with Bluetooth communication modules, and the Bluetooth communication modules are connect with bluetooth client terminal.
Preferably, the microprocessor includes A/D converter, and current sensor and voltage sensor are and A/D converter Connection, and utilize the conversion of A/D converter progress physical signal and electric impulse signal, the model of microprocessor ATmega328P。
Preferably, the Bluetooth communication modules include Bluetooth chip, the model CC2540 of Bluetooth chip.
Preferably, the Temperature Humidity Sensor includes resistance-type humidity sensing element, NTC temperature element, OTP memory module and list Piece machine module, the resistance-type humidity sensing element, NTC temperature element and OTP memory module are connect with one-chip computer module, utilize electricity Resistive humidity sensing element carries out humidity data acquisition and the data of acquisition are transferred to one-chip computer module handle, and is surveyed using NTC Warm element is acquired temperature data and transfers data to one-chip computer module and handles, the model of Temperature Humidity Sensor DHT11。
Preferably, the model DHT11 of the Temperature Humidity Sensor.
Preferably, the microprocessor includes input terminal VCC, the anode connection of input terminal VCC and power module, and micro- place Pin 3, pin 5 and the pin 21 of reason device are grounded, and the pin 7 and pin 8 of microprocessor are connected with the same transmitter Q1, and Pin 4, pin 6 and the pin 18 of microprocessor are all connected with, and the pin 18 of microprocessor is connect with input terminal VCC, and micro process The pin 29 of device is connected with positive one end of one end of inductance L2, one end of capacitor C2 and the normally opened contact that is delayed, and be delayed normally opened touching Cathode one end ground connection of point, the other end of inductance L2 are connect with input terminal VCC, and the pin 17 of microprocessor is connected with inductance L4's One end, the other end of inductance L4 are connected with positive one end of light emitting diode D2, and cathode one end ground connection of light emitting diode D2 is micro- The pin 27 of processor is connected with one end of inductance L1, and the other end of inductance L1 is connect with input terminal VCC, the pin of microprocessor 28 are connected with one end of inductance L3, and the other end of inductance L3 is connect with input terminal VCC.
Preferably, the pin 2 of the pin DATA of the Temperature Humidity Sensor and microprocessor connects, and Temperature Humidity Sensor Pin DATA be connected with one end of resistance R1, the input terminal VCC connection of the other end and microprocessor of resistance R1, utilization is warm and humid The one wire system serial line interface of sensor is spent, so that the system integration becomes very simple and fast, the pin DATA of Temperature Humidity Sensor For the communication between microprocessor and DHT11 sensor, single bus data format is used, the time once communicated is 4 millis Second.
Preferably, the pin 1 of the pin VCC of the current sensor and microprocessor connects, and current sensor draws Foot VCC is connected with one end of capacitor C3, and the other end of capacitor C3 is connected with cathode one end of diode D1, the anode of diode D1 One end is connected with one end of resistance R2, and the other end of resistance R2 and the pin 1 of microprocessor connect, cathode one end of diode D1 Ground connection, the pin VIOUT of current sensor and the pin 2 of microprocessor connect, and the pin GND and micro process of current sensor The pin 3 of device connects, and the pin FILTER of current sensor is connected with one end of capacitor C4, the other end ground connection of capacitor C4, electricity The model ACS712 of flow sensor can be detected using the linear hall sensor circuit of the low biasing inside current sensor With output direct current or exchange proportional voltage.
Compared with prior art, the beneficial effects of the present invention are:
1, it is matched by A/D converter, current sensor and voltage sensor, alternating current-direct current can be rapidly performed by and turned It changes, and then reception processing is carried out to current data convenient for microprocessor;
2, it is matched by microprocessor, Bluetooth chip and bluetooth client terminal, data can be handled and be encrypted It quickly is transferred to bluetooth client terminal, there is very high real-time, while small volume;
3, real-time high-precision acquisition can be carried out to temperature and humidity data by Temperature Humidity Sensor, it is highly reliable.
The present invention can not only in real time be acquired temperature and humidity and current data, while also have reaction speed fast, adopt Collect precision height, advantage small in size uses convenient for people, is conducive to control of the factory to production environment, improves product Quality has brought very big convenience.
Detailed description of the invention
Fig. 1 is the principle of the present invention structural block diagram;
Fig. 2 is the theory structure block diagram of Temperature Humidity Sensor in the present invention;
Fig. 3 is the application circuit of microprocessor in the present invention;
Fig. 4 is the circuit diagram of temperature humidity sensor module in the present invention;
Fig. 5 is the circuit diagram of current sensor module in the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
Fig. 1-5 is please referred to, the present invention provides a kind of technical solution: the data collection system based on bluetooth 4.0 technology, including Microprocessor, Bluetooth communication modules, Temperature Humidity Sensor, current sensor, voltage sensor, power module and bluetooth client are whole End, microprocessor, Bluetooth communication modules, Temperature Humidity Sensor, current sensor and voltage sensor and power module are all connected with, Temperature Humidity Sensor, current sensor, voltage sensor are connect with microprocessor, and microprocessor and Bluetooth communication modules connect It connects, Bluetooth communication modules are connect with bluetooth client terminal, and the present invention can not only in real time adopt temperature and humidity and current data Collection, while also having reaction speed fast, acquisition precision is high, and advantage small in size uses convenient for people, is conducive to factory to product The control of production environment, improves product quality, has brought very big convenience;
Microprocessor includes A/D converter, and current sensor and voltage sensor are connect with A/D converter, and are utilized A/D converter carries out the conversion of physical signal and electric impulse signal, the model ATmega328P of microprocessor, Bluetooth transmission mould Block includes Bluetooth chip, and the model CC2540 of Bluetooth chip, Temperature Humidity Sensor includes resistance-type humidity sensing element, NTC thermometric Element, OTP memory module and one-chip computer module, resistance-type humidity sensing element, NTC temperature element and OTP memory module are and monolithic Machine module connection, using resistance-type humidity sensing element carry out humidity data acquisition and by the data of acquisition be transferred to one-chip computer module into Row processing, is acquired temperature data using NTC temperature element and transfers data to one-chip computer module and handle, warm and humid The model DHT11 of sensor is spent, the model DHT11 of Temperature Humidity Sensor, microprocessor includes input terminal VCC, input terminal The anode of VCC and power module connects, and the pin 3 of microprocessor, pin 5 and pin 21 are grounded, the pin 7 of microprocessor It is connected with the same transmitter Q1 with pin 8, and the pin 4 of microprocessor, pin 6 and pin 18 are all connected with, microprocessor Pin 18 is connect with input terminal VCC, and the pin 29 of microprocessor is connected with one end of inductance L2, one end of capacitor C2 and delay Positive one end of normally opened contact, the cathode one end ground connection for the normally opened contact that is delayed, the other end of inductance L2 are connect with input terminal VCC, The pin 17 of microprocessor is connected with one end of inductance L4, and the other end of inductance L4 is connected with the anode one of light emitting diode D2 End, cathode one end ground connection of light emitting diode D2, the pin 27 of microprocessor are connected with one end of inductance L1, and inductance L1's is another End is connect with input terminal VCC, and the pin 28 of microprocessor is connected with one end of inductance L3, the other end and input terminal of inductance L3 VCC connection, the pin DATA of Temperature Humidity Sensor and the pin 2 of microprocessor connect, and the pin DATA of Temperature Humidity Sensor It is connected with one end of resistance R1, the input terminal VCC connection of the other end and microprocessor of resistance R1 utilizes Temperature Humidity Sensor One wire system serial line interface, so that the system integration becomes very simple and fast, the pin DATA of Temperature Humidity Sensor is used for micro process Communication between device and DHT11 sensor uses single bus data format, and the time once communicated is 4 milliseconds, microprocessor Pin 1 connect with the pin VCC of current sensor, and the pin VCC of current sensor is connected with one end of capacitor C3, capacitor The other end of C3 is connected with cathode one end of diode D1, and positive one end of diode D1 is connected with one end of resistance R2, resistance The other end of R2 and the pin 1 of microprocessor connect, cathode one end ground connection of diode D1, the pin VIOUT of current sensor It is connect with the pin 2 of microprocessor, and the pin 3 of the pin GND of current sensor and microprocessor connects, current sensor Pin FILTER is connected with one end of capacitor C4, the other end ground connection of capacitor C4, and the model ACS712 of current sensor is utilized The linear hall sensor circuit of low biasing inside current sensor can detect and export direct current or exchange proportional electricity Pressure, the present invention can not only in real time be acquired temperature and humidity and current data, while also have reaction speed fast, acquisition precision Height, advantage small in size use convenient for people, are conducive to control of the factory to production environment, improve product quality, give People bring great convenience.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto, Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.

Claims (8)

1. the data collection system based on bluetooth 4.0 technology, including microprocessor, Bluetooth communication modules, Temperature Humidity Sensor, electricity Flow sensor, voltage sensor, power module and bluetooth client terminal, the microprocessor, Bluetooth communication modules, temperature and humidity pass Sensor, current sensor and voltage sensor and power module are all connected with, the Temperature Humidity Sensor, current sensor, voltage Sensor is connect with microprocessor, and the microprocessor is connect with Bluetooth communication modules, the Bluetooth communication modules and bluetooth Client terminal connection.
2. the data collection system according to claim 1 based on bluetooth 4.0 technology, it is characterised in that: the micro process Device includes A/D converter, and current sensor and voltage sensor are connect with A/D converter, and carries out object using A/D converter Manage the conversion of signal and electric impulse signal, the model ATmega328P of microprocessor.
3. the data collection system according to claim 1 based on bluetooth 4.0 technology, it is characterised in that: the bluetooth passes Defeated module includes Bluetooth chip, the model CC2540 of Bluetooth chip.
4. the data collection system according to claim 1 based on bluetooth 4.0 technology, it is characterised in that: the temperature and humidity Sensor includes resistance-type humidity sensing element, NTC temperature element, OTP memory module and one-chip computer module, the wet member of resistance-type sense Part, NTC temperature element and OTP memory module are connect with one-chip computer module, carry out humidity data using resistance-type humidity sensing element It acquires and the data of acquisition is transferred to one-chip computer module and handle, temperature data is acquired using NTC temperature element And transfer data to one-chip computer module and handled, the model DHT11 of Temperature Humidity Sensor.
5. the data collection system according to claim 1 based on bluetooth 4.0 technology, it is characterised in that: the temperature and humidity The model DHT11 of sensor.
6. the data collection system according to claim 1 based on bluetooth 4.0 technology, it is characterised in that: the micro process Device includes input terminal VCC, the anode connection of input terminal VCC and power module, and the pin 3 of microprocessor, pin 5 and pin 21 It is grounded, the pin 7 and pin 8 of microprocessor are connected with the same transmitter Q1, and the pin 4 of microprocessor, pin 6 and draw Foot 18 is all connected with, and the pin 18 of microprocessor is connect with input terminal VCC, and the pin 29 of microprocessor is connected with the one of inductance L2 It holds, positive one end of one end of capacitor C2 and the normally opened contact that is delayed, the cathode one end ground connection for the normally opened contact that is delayed, inductance L2's is another One end is connect with input terminal VCC, and the pin 17 of microprocessor is connected with one end of inductance L4, and the other end of inductance L4 is connected with hair Positive one end of optical diode D2, cathode one end ground connection of light emitting diode D2, the pin 27 of microprocessor are connected with inductance L1 One end, the other end of inductance L1 connect with input terminal VCC, and the pin 28 of microprocessor is connected with one end of inductance L3, inductance The other end of L3 is connect with input terminal VCC.
7. the data collection system according to claim 1 based on bluetooth 4.0 technology, it is characterised in that: the temperature and humidity The pin DATA of sensor and the pin 2 of microprocessor connect, and the pin DATA of Temperature Humidity Sensor is connected with resistance R1's One end, the input terminal VCC connection of the other end and microprocessor of resistance R1, utilizes the one wire system serial interface of Temperature Humidity Sensor Mouthful, so that the system integration becomes very simple and fast, the pin DATA of Temperature Humidity Sensor is sensed for microprocessor and DHT11 Communication between device uses single bus data format, and the time once communicated is 4 milliseconds.
8. the data collection system according to claim 1 based on bluetooth 4.0 technology, it is characterised in that: the micro process The pin 1 of device is connect with the pin VCC of current sensor, and the pin VCC of current sensor is connected with one end of capacitor C3, electricity The other end for holding C3 is connected with cathode one end of diode D1, and positive one end of diode D1 is connected with one end of resistance R2, electricity The pin 1 of the other end and microprocessor that hinder R2 connects, cathode one end ground connection of diode D1, the pin of current sensor The connection of the pin 2 of VIOUT and microprocessor, and the pin 3 of the pin GND of current sensor and microprocessor connects, electric current passes The pin FILTER of sensor is connected with one end of capacitor C4, the other end ground connection of capacitor C4, the model of current sensor ACS712 can be detected using the linear hall sensor circuit of the low biasing inside current sensor and be exported direct current or exchange Proportional voltage.
CN201811329639.9A 2018-11-02 2018-11-02 Data collection system based on bluetooth 4.0 technology Pending CN109451476A (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111402107A (en) * 2020-05-07 2020-07-10 山东卡尔电气股份有限公司 Fusion type intelligent temperature measuring method and system
CN112484774A (en) * 2020-11-13 2021-03-12 上海裕达实业有限公司 Bluetooth transmission type comprehensive environment data recording system

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Publication number Priority date Publication date Assignee Title
CN203502488U (en) * 2013-06-17 2014-03-26 广东美的制冷设备有限公司 Power detection device for air conditioner
CN204188728U (en) * 2014-11-25 2015-03-04 国网辽宁省电力有限公司丹东供电公司 A kind of substation transformer fuse load factor prediction unit
CN104333354A (en) * 2014-11-27 2015-02-04 哈尔滨工业大学 Pulse signal transformation circuit of initiating explosive device for satellite
CN105701986A (en) * 2014-11-28 2016-06-22 上海青悦信息科技有限公司 Baby intelligent care device and system
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Publication number Priority date Publication date Assignee Title
CN111402107A (en) * 2020-05-07 2020-07-10 山东卡尔电气股份有限公司 Fusion type intelligent temperature measuring method and system
CN112484774A (en) * 2020-11-13 2021-03-12 上海裕达实业有限公司 Bluetooth transmission type comprehensive environment data recording system

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Application publication date: 20190308