CN103454598A - Linear Hall sensor node module with positioning function - Google Patents
Linear Hall sensor node module with positioning function Download PDFInfo
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- CN103454598A CN103454598A CN 201210174149 CN201210174149A CN103454598A CN 103454598 A CN103454598 A CN 103454598A CN 201210174149 CN201210174149 CN 201210174149 CN 201210174149 A CN201210174149 A CN 201210174149A CN 103454598 A CN103454598 A CN 103454598A
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Abstract
A linear Hall sensor node module with a positioning function is capable of detecting surrounding magnetic fields on the basis of accurate spatial positions so as to measure positions and angles and widely applicable to automatic control in industrial production and daily lives. The node module comprises an ATmega8L controller (1), a magnetic field detecting and collecting circuit (2), a GPS (global positioning system) positioning module (3), a communication interface connector (4) and a power supply module (5). By the aid of Hall sensors, the GPS positioning module and a single-chip microcomputer, surrounding magnetic fields on the basis of accurate spatial positions can be detected, and positions and angles can be measured indirectly. The node module is simple in structure, low in cost, easy to popularize, and the like.
Description
Technical field
The present invention relates to a kind of node module of the linear hall sensor with positioning function, adopt specifically 8 8-digit microcontrollers, linear hall sensor and GPS locating module to detect the magnetic field on every side under accurate locus, thereby indirectly realize the measurement of position and angle, for the automatic control of commercial production or life.
Background technology
Along with the widespread use with internet and mobile radio communication that develops rapidly of information acquisition and Intelligent Computation Technology, technology of Internet of things has obtained application in fields such as industry, agricultural, service sector, environmental protection, traffic.Sensor technology is the basis of Internet of Things, Internet of Things will rely on sensor as data input pin, by various sensor collections or obtain natural various physical quantity, chemical quantity, biomass etc., thereby improve intramundane perception, realize intelligentized decision-making and control.
When GPS (Global Positioning System) is the satellite survey, the english abbreviation of range-finding navigation/GPS (Navigation Satellite Timing And Ranging/Global Positioning System), be called for short " GPS ".This system is to take satellite as basic radio-navigation positioning system, there is navigation, location and the function regularly of totipotency (land, ocean, aerospace), global, round-the-clock, continuity and real-time, can provide accurate three-dimensional coordinate, speed and the time for all types of user.GPS equipment can provide spatial positional information accurately, and the GPS technology is combined with sensor technology, technology of Internet of things, synchronously obtains spatial positional information obtaining the information that sensor exports, thereby is conducive to the popularization of technology of Internet of things simultaneously.
Wireless sensor network technology is as a gordian technique in Internet of Things, the information of various environment or monitoring target in Real-Time Monitoring, perception and collection network overlay area synergistically, and it is processed, information exchange after processing is crossed wireless mode and is sent, and sends the observer to the network mode of certainly organizing multi-hop.A kind of as in wireless sensor network technology of ZigBee technology, have the characteristics such as cost is low, low in energy consumption, network capacity is large, data transmission is reliable, is of wide application.
Summary of the invention
Technical matters to be solved by this invention is, provide a kind of with low cost, simple in structure, be easy to the node module of the linear hall sensor with positioning function of promoting.
The technical solution adopted in the present invention is: a kind of node module of the linear hall sensor with positioning function, there is controller, and also comprise the magnetic field detection Acquisition Circuit be connected with controller; With controller, be connected for the GPS locating module of accurate locus is provided; With controller, be connected for carrying out the communication interface connector of data transmission and Function Extension.
Described magnetic field detection Acquisition Circuit is connected with an ADC interface of controller, for the measure linear Hall element due to the change in voltage that is subject to changes of magnetic field and causes, thereby realize indirectly position and measurement of angle.
Described GPS locating module is connected with the I/O mouth of controller, adopts the simulative serial port sequential to receive the coordinate information of GPS locating module output.
Described communication interface connector is connected with the I/O mouth with the serial ports of controller, for the transmission of data or be connected and carry out the expansion of function with the ZigBee node plate, forms a node in wireless sensor network.
The accompanying drawing explanation
Fig. 1 is entire block diagram of the present invention;
Fig. 2 is magnetic field detection Acquisition Circuit of the present invention and controller connection layout;
Fig. 3 is GPS locating module circuit theory diagrams of the present invention;
Fig. 4 is the present invention's 50 pin communication interface connector schematic diagrams;
Fig. 5 is power circuit principle figure of the present invention.
Embodiment
Below in conjunction with accompanying drawing and example, the invention will be further described.
Linear hall sensor with positioning function node module of the present invention, adopt linear hall sensor, GPS locating module and 8 8-digit microcontrollers to detect the magnetic field on every side under accurate locus, thereby indirectly realize the measurement of position and angle, for the automatic control of commercial production or life.
As shown in Figure 1, the node module of the linear hall sensor with positioning function of the present invention, have controller (1), also comprises the magnetic field detection Acquisition Circuit (2) be connected with controller; With controller, be connected for the GPS locating module (3) of accurate locus is provided; The connector of the communication interface for data transmission and Function Extension (4) be connected with controller; The power circuit (5) for power supply is provided be connected with controller, magnetic field detection Acquisition Circuit.
As shown in Figure 2, the magnetic field detection Acquisition Circuit is connected with an ADC interface of controller, and when sensor is subject to the variation of surrounding magnetic field, corresponding linear change can occur output voltage, thereby changes and draw corresponding magnetic field intensity by measuring voltage.
As shown in Figure 3, the GPS locating module adopts global positioning satellite receiving chip Gstar series GS-89 to form, connected by the I/O mouth of controller, adopts the simulative serial port sequential to complete the reception of gps coordinate information.
As shown in Figure 4, linear hall sensor with positioning function node module of the present invention has the communication interface connector of 50 pins, with the serial ports of controller, with the I/O mouth, be connected, transmission or the connected expansion of carrying out function of ZigBee node plate for data, form a node in wireless sensor network.
As shown in Figure 5, linear hall sensor with positioning function node module of the present invention is owing to adopting battery or two kinds of modes of externally fed that power supply is provided, therefore switched by switch, the BL8530-3.3V chip that boosts carries out power supply for to powered battery the time and boosts; AMS1117-3.3V lowering and stabilizing blood pressure chip carries out step-down and the voltage stabilizing of power supply while being used for externally fed.
Claims (4)
1. the node module of the linear hall sensor with positioning function, have controller (1), it is characterized in that, also comprises the magnetic field detection Acquisition Circuit (2) be connected with controller (1); The GPS locating module (3) be connected with controller (1); The communication interface connector (4) be connected with controller (1).
2. the node module of the linear hall sensor with positioning function according to claim 1, it is characterized in that: described magnetic field detection Acquisition Circuit (2) is connected with an ADC interface of controller (1), the change in voltage caused for the measure linear Hall element is subject to changes of magnetic field.
3. the node module of the linear hall sensor with positioning function according to claim 1, it is characterized in that: described GPS locating module (3) is connected with the I/O mouth of controller (1), adopts the simulative serial port sequential to receive the coordinate information of GPS locating module output.
4. the node module of the linear hall sensor with positioning function according to claim 1, it is characterized in that: described communication interface connector (4) is connected with the I/O mouth with the serial ports of controller (1), for transmission and the Function Extension of data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210174149 CN103454598A (en) | 2012-05-29 | 2012-05-29 | Linear Hall sensor node module with positioning function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210174149 CN103454598A (en) | 2012-05-29 | 2012-05-29 | Linear Hall sensor node module with positioning function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103454598A true CN103454598A (en) | 2013-12-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201210174149 Pending CN103454598A (en) | 2012-05-29 | 2012-05-29 | Linear Hall sensor node module with positioning function |
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| CN (1) | CN103454598A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103869350A (en) * | 2014-01-24 | 2014-06-18 | 张锐 | Magnetic field information-based urban complex road condition satellite navigation auxiliary positioning method and equipment |
-
2012
- 2012-05-29 CN CN 201210174149 patent/CN103454598A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103869350A (en) * | 2014-01-24 | 2014-06-18 | 张锐 | Magnetic field information-based urban complex road condition satellite navigation auxiliary positioning method and equipment |
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| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20131218 |