CN103454451A - Three-axis acceleration sensor node module with positioning function - Google Patents
Three-axis acceleration sensor node module with positioning function Download PDFInfo
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- CN103454451A CN103454451A CN 201210174147 CN201210174147A CN103454451A CN 103454451 A CN103454451 A CN 103454451A CN 201210174147 CN201210174147 CN 201210174147 CN 201210174147 A CN201210174147 A CN 201210174147A CN 103454451 A CN103454451 A CN 103454451A
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Abstract
A three-axis acceleration sensor node module with a positioning function is capable of digitally outputting acceleration in three directions and applicable to automobile brake-start detecting, machinery and road bridge vibration tests, alarm systems, and the like. The node module comprises an ATmega8L controller (1), an acceleration 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 three-axis acceleration sensors, the GPS positioning module and a single-chip microcomputer, three-axis acceleration measuring is achieved. 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 3-axis acceleration sensor with positioning function, adopt specifically 8 8-digit microcontrollers, 3-axis acceleration sensor and GPS locating module to realize the acceleration numeral output of three directions, can be used for the many aspects such as automobile brake start detection, machinery, road and bridge vibration-testing and warning system under accurate locus.
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 3-axis acceleration sensor with positioning function of promoting.
The technical solution adopted in the present invention is: a kind of node module of the 3-axis acceleration sensor with positioning function, there is controller, and also comprise the acceleration 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 acceleration detection Acquisition Circuit is connected by simulation twin wire universal serial bus I2C communication interface with controller, realizes collection and the output of data.
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 acceleration detection Acquisition Circuit schematic diagram of the present invention;
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.
3-axis acceleration sensor with positioning function node module of the present invention, adopt 3-axis acceleration sensor, GPS locating module and 8 8-digit microcontrollers to realize the acceleration numeral output of three directions, for use in the many aspects such as automobile brake start detection, machinery, road and bridge vibration-testing and warning system under accurate locus.
As shown in Figure 1, the node module of the 3-axis acceleration sensor with positioning function of the present invention, have controller (1), also comprises the acceleration 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, acceleration detection Acquisition Circuit.
As shown in Figure 2, the acceleration detection Acquisition Circuit is carried out the collection and numeral output of 3-axis acceleration by simulation twin wire universal serial bus I2C communication interface.
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 4,3-axis acceleration 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 5,3-axis acceleration 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 3-axis acceleration sensor with positioning function, have controller (1), it is characterized in that, also comprises the acceleration 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 3-axis acceleration sensor with positioning function according to claim 1, it is characterized in that: described acceleration detection Acquisition Circuit (2) is connected by simulation twin wire universal serial bus I2C communication interface with controller (1), realizes the collection of data.
3. the node module of the 3-axis acceleration 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 3-axis acceleration 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 201210174147 CN103454451A (en) | 2012-05-29 | 2012-05-29 | Three-axis acceleration sensor node module with positioning function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210174147 CN103454451A (en) | 2012-05-29 | 2012-05-29 | Three-axis acceleration sensor node module with positioning function |
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| Publication Number | Publication Date |
|---|---|
| CN103454451A true CN103454451A (en) | 2013-12-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201210174147 Pending CN103454451A (en) | 2012-05-29 | 2012-05-29 | Three-axis acceleration sensor node module with positioning function |
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| CN (1) | CN103454451A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114674374A (en) * | 2022-04-15 | 2022-06-28 | 中山火炬职业技术学院 | Control system based on Internet of things |
-
2012
- 2012-05-29 CN CN 201210174147 patent/CN103454451A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114674374A (en) * | 2022-04-15 | 2022-06-28 | 中山火炬职业技术学院 | Control system based on Internet of things |
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| C06 | Publication | ||
| 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 |