CN105096499A - Antitheft positioning device of portable equipment - Google Patents
Antitheft positioning device of portable equipment Download PDFInfo
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- CN105096499A CN105096499A CN201410199007.0A CN201410199007A CN105096499A CN 105096499 A CN105096499 A CN 105096499A CN 201410199007 A CN201410199007 A CN 201410199007A CN 105096499 A CN105096499 A CN 105096499A
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Abstract
The invention discloses an antitheft positioning device of portable equipment. The antitheft positioning device includes a single-chip microcomputer, and also a crystal oscillator circuit and a reset circuit that are connected to the single-chip microcomputer. The single-chip microcomputer is also connected to a pyroelectric infrared sensor circuit, a limit switch circuit, a serial port communication circuit, a wireless transmit-receive circuit and a GPRS transmit-receive circuit. When the antitheft positioning device is mounted on portable equipment, an alarm signal is triggered by the pyroelectric infrared sensor circuit and the limit switch circuit, and then is transmitted to other alarm devices for alarming through the serial port communication circuit and the wireless transmit-receive circuit. Moreover, the GPRS transmit-receive circuit can other pieces of position information to a cell phone or other terminals of a user, so the portable equipment can be positioned and quickly found. Therefore, the antitheft function of the portable equipment can be improved.
Description
Technical field
The invention belongs to technical field of burglary prevention, be specifically related to a kind of antitheft positioning equipment of portable set.
Background technology
Portable set, as the term suggests be namely equipment easy to carry, such as notebook computer, smart mobile phone etc., notebook computer (English: NoteBookComputer, referred to as NoteBook, NB), Chinese is also known as notes type, portable or kneetop computer (English: LaptopComputer, can letter be Laptop), a kind of small-sized, portable PC, heavy 1-3 kilogram usually.Its development trend is that volume is more and more less, and weight is more and more lighter, and function is powerful all the more.Picture Netbook, the net book be namely commonly called as, the key distinction with PC is that its Portable belt is convenient.Portable set is more and more lighter and handier, and be easy to conveniently by along walking, therefore its anti-theft feature also more and more should come into one's own.
Summary of the invention
In order to solve the antitheft problem of portable set, the object of this invention is to provide a kind of antitheft location of portable set note, to strengthen the anti-theft feature of portable set.
For achieving the above object, technical scheme that the present invention adopts is as follows:
A kind of antitheft positioning equipment of portable set, this equipment comprises single-chip microcomputer and the crystal oscillating circuit that is connected with this single-chip microcomputer and reset circuit, it is characterized in that: on described single-chip microcomputer, be also connected with pyroelectric infrared sensor circuit, limit switch circuit, serial communication circuit, wireless transceiver circuit and GRRS transmission circuit.
Further, the single-chip microcomputer of described single-chip microcomputer to be model be STC12LE5A60S2.
Further, described pyroelectric infrared sensor circuit comprise rpyroelectric infrared module be connected with base stage release electric infrared module DQ hold at triode S8050, the grounded emitter of described triode S8050, collector is connected with 3.3V power supply with the current-limiting resistance of 1K by a light emitting diode, and collector is also directly electrically connected with the P3.5 pin of STC12LE5A60S2 single-chip microcomputer.
Further, described limit switch circuit comprises and the limit switch that is connected between the P3.7 pin of STC12LE5A60S2 single-chip microcomputer and power supply ground and the light emitting diode between the P3.7 pin being connected on STC12LE5A60S2 single-chip microcomputer and 3.3V power supply and 1K current-limiting resistance.
Further, described serial communication circuit selects MAX232 chip, the R1OUT12 pin of this MAX232 chip is electrically connected with the P3.0 pin of STC12LE5A60S2 single-chip microcomputer, and the T1IN11 pin of this MAX232 chip is electrically connected with the P3.1 pin of STC12LE5A60S2 single-chip microcomputer.
Further, described wireless transceiver circuit selects NRF25L01 chip, the 02CE pin of this NRF25L01 chip is electrically connected with the P3.3 pin of STC12LE5A60S2 single-chip microcomputer, the 03CSN pin of this NRF25L01 chip is electrically connected with the P4.3 pin of STC12LE5A60S2 single-chip microcomputer, the 04SCK pin of this NRF25L01 chip is electrically connected with the P1.7 pin of STC12LE5A60S2 single-chip microcomputer, the 05MOSI pin of this NRF25L01 chip is electrically connected with the P1.5 pin of STC12LE5A60S2 single-chip microcomputer, the 06MISO pin of this NRF25L01 chip is electrically connected with the P1.1 pin of STC12LE5A60S2 single-chip microcomputer, the 07IRQ pin of this NRF25L01 chip is electrically connected with the P4.2 pin of STC12LE5A60S2 single-chip microcomputer.
The present invention is installed on portable devices, by pyroelectric infrared sensor circuit and limit switch circuit trigger alarm signals, then alerting signal can be transferred to other warning devices by serial communication circuit and wireless transceiver circuit to report to the police, its positional information can also be sent to user mobile phone or other-end so that position and give portable set for change fast by the GRRS transmission circuit moreover in the present invention, and then strengthens the anti-theft feature of portable set.
Accompanying drawing explanation
This accompanying drawing illustrates that the picture provided is used for auxiliary a further understanding of the present invention, forms a application's part, does not form inappropriate limitation of the present invention, in the accompanying drawings:
Fig. 1 is integrated circuit theory diagram of the present invention;
Fig. 2 is the schematic diagram of single-chip microcomputer of the present invention and reset circuit, crystal oscillating circuit and GPRS transmission circuit;
Fig. 3 is serial communication circuit figure of the present invention;
Fig. 4 is limit switch circuit figure of the present invention;
Fig. 5 is pyroelectric infrared sensor circuit diagram of the present invention;
Fig. 6 is wireless transceiver circuit figure of the present invention.
Embodiment
Describe the present invention in detail below in conjunction with accompanying drawing and specific implementation method, be used for explaining the present invention in exemplary embodiment and description of the present invention, but not as a limitation of the invention.
example 1
As shown in Figure 1, the invention discloses a kind of antitheft positioning equipment of portable set, this equipment comprises single-chip microcomputer and the crystal oscillating circuit that is connected with this single-chip microcomputer and reset circuit, and described single-chip microcomputer is also connected with pyroelectric infrared sensor circuit, limit switch circuit, serial communication circuit, wireless transceiver circuit and GRRS transmission circuit.
As shown in Figure 2, the single-chip microcomputer of the present embodiment single-chip microcomputer to be model be STC12LE5A60S2, this single-chip microcomputer is the operating on low voltage single-chip microcomputer of 3.3V, SD card can be met and facilitate external TFT LCDs, in order to ensure that the single-chip microcomputer periphery that normally works is provided with classical crystal oscillating circuit and reset circuit, crystal oscillating circuit is made up of the electric capacity of a crystal oscillator and two 30PF, and reset circuit is made up of reset switch RST and 1K resistance.The GRRS transmission circuit be connected on single-chip microcomputer sends to user mobile phone or other-end for its positional information, gives portable set for change fast to position loss device.
As shown in Figure 5, the pyroelectric infrared sensor circuit of the present embodiment comprises rpyroelectric infrared module and is connected with base stage and releases electric infrared module DQ and hold at triode S8050, the grounded emitter of described triode S8050, collector is connected with 3.3V power supply with the current-limiting resistance of 1K by a light emitting diode, and collector is also directly electrically connected with the P3.5 pin of STC12LE5A60S2 single-chip microcomputer.This pyroelectric infrared sensor circuit detects the infrared signal of human body radiation by rpyroelectric infrared module and after triode S8050 amplifies, gives single-chip microcomputer process, so that quietly trigger alarm.
As shown in Figure 4, limit switch circuit comprises and the limit switch that is connected between the P3.7 pin of STC12LE5A60S2 single-chip microcomputer and power supply ground and the light emitting diode between the P3.7 pin being connected on STC12LE5A60S2 single-chip microcomputer and 3.3V power supply and 1K current-limiting resistance, when there being animal close to still life, the contact of the connecting rod driving switch of limit switch causes closed contact disjunction or port junction closure, and then trigger alarm.
As shown in Figure 3, serial communication circuit selects MAX232 chip, the R1OUT12 pin of this MAX232 chip is electrically connected with the P3.0 pin of STC12LE5A60S2 single-chip microcomputer, and the T1IN11 pin of this MAX232 chip is electrically connected with the P3.1 pin of STC12LE5A60S2 single-chip microcomputer.Wired connection can be carried out with computing machine by this serial communication circuit, and then expand more function.
As shown in Figure 6, wireless transceiver circuit selects NRF25L01 chip, the 02CE pin of this NRF25L01 chip is electrically connected with the P3.3 pin of STC12LE5A60S2 single-chip microcomputer, the 03CSN pin of this NRF25L01 chip is electrically connected with the P4.3 pin of STC12LE5A60S2 single-chip microcomputer, the 04SCK pin of this NRF25L01 chip is electrically connected with the P1.7 pin of STC12LE5A60S2 single-chip microcomputer, the 05MOSI pin of this NRF25L01 chip is electrically connected with the P1.5 pin of STC12LE5A60S2 single-chip microcomputer, the 06MISO pin of this NRF25L01 chip is electrically connected with the P1.1 pin of STC12LE5A60S2 single-chip microcomputer, the 07IRQ pin of this NRF25L01 chip is electrically connected with the P4.2 pin of STC12LE5A60S2 single-chip microcomputer.The signal wireless that rpyroelectric infrared module and limit switch circuit trigger can be transmitted other warning devices, such as acoustic-optic alarm etc. by this wireless transceiver circuit, and then realize anti-theft acousto-optic warning.
Above the technical scheme that the embodiment of the present invention provides is described in detail, apply specific case herein to set forth the principle of the embodiment of the present invention and embodiment, the explanation of above embodiment is only applicable to the principle helping to understand the embodiment of the present invention; Meanwhile, for one of ordinary skill in the art, according to the embodiment of the present invention, embodiment and range of application all will change, and in sum, this description should not be construed as limitation of the present invention.
Claims (6)
1. the antitheft positioning equipment of a portable set, this equipment comprises single-chip microcomputer and the crystal oscillating circuit that is connected with this single-chip microcomputer and reset circuit, it is characterized in that: on described single-chip microcomputer, be also connected with pyroelectric infrared sensor circuit, limit switch circuit, serial communication circuit, wireless transceiver circuit and GRRS transmission circuit.
2. the antitheft positioning equipment of portable set according to claim 1, is characterized in that:
The single-chip microcomputer of described single-chip microcomputer to be model be STC12LE5A60S2.
3. the antitheft positioning equipment of portable set according to claim 2, is characterized in that:
Described pyroelectric infrared sensor circuit comprise rpyroelectric infrared module be connected with base stage release electric infrared module DQ hold at triode S8050, the grounded emitter of described triode S8050, collector is connected with 3.3V power supply with the current-limiting resistance of 1K by a light emitting diode, and collector is also directly electrically connected with the P3.5 pin of STC12LE5A60S2 single-chip microcomputer.
4. the antitheft positioning equipment of portable set according to claim 3, is characterized in that:
Described limit switch circuit comprises and the limit switch that is connected between the P3.7 pin of STC12LE5A60S2 single-chip microcomputer and power supply ground and the light emitting diode between the P3.7 pin being connected on STC12LE5A60S2 single-chip microcomputer and 3.3V power supply and 1K current-limiting resistance.
5. the antitheft positioning equipment of portable set according to claim 4, is characterized in that:
Described serial communication circuit selects MAX232 chip, and the R1OUT12 pin of this MAX232 chip is electrically connected with the P3.0 pin of STC12LE5A60S2 single-chip microcomputer, and the T1IN11 pin of this MAX232 chip is electrically connected with the P3.1 pin of STC12LE5A60S2 single-chip microcomputer.
6. the antitheft positioning equipment of portable set according to claim 5, is characterized in that:
Described wireless transceiver circuit selects NRF25L01 chip, the 02CE pin of this NRF25L01 chip is electrically connected with the P3.3 pin of STC12LE5A60S2 single-chip microcomputer, the 03CSN pin of this NRF25L01 chip is electrically connected with the P4.3 pin of STC12LE5A60S2 single-chip microcomputer, the 04SCK pin of this NRF25L01 chip is electrically connected with the P1.7 pin of STC12LE5A60S2 single-chip microcomputer, the 05MOSI pin of this NRF25L01 chip is electrically connected with the P1.5 pin of STC12LE5A60S2 single-chip microcomputer, the 06MISO pin of this NRF25L01 chip is electrically connected with the P1.1 pin of STC12LE5A60S2 single-chip microcomputer, the 07IRQ pin of this NRF25L01 chip is electrically connected with the P4.2 pin of STC12LE5A60S2 single-chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410199007.0A CN105096499A (en) | 2014-05-13 | 2014-05-13 | Antitheft positioning device of portable equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410199007.0A CN105096499A (en) | 2014-05-13 | 2014-05-13 | Antitheft positioning device of portable equipment |
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| Publication Number | Publication Date |
|---|---|
| CN105096499A true CN105096499A (en) | 2015-11-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410199007.0A Pending CN105096499A (en) | 2014-05-13 | 2014-05-13 | Antitheft positioning device of portable equipment |
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| CN (1) | CN105096499A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106096465A (en) * | 2016-08-16 | 2016-11-09 | 成都智齐科技有限公司 | A kind of computer with anti-theft feature |
-
2014
- 2014-05-13 CN CN201410199007.0A patent/CN105096499A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106096465A (en) * | 2016-08-16 | 2016-11-09 | 成都智齐科技有限公司 | A kind of computer with anti-theft feature |
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Application publication date: 20151125 |