CN111681379A - AT89C 52-based intelligent alarm system circuit structure - Google Patents
AT89C 52-based intelligent alarm system circuit structure Download PDFInfo
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- CN111681379A CN111681379A CN201911337650.4A CN201911337650A CN111681379A CN 111681379 A CN111681379 A CN 111681379A CN 201911337650 A CN201911337650 A CN 201911337650A CN 111681379 A CN111681379 A CN 111681379A
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- module circuit
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- infrared pyroelectric
- alarm module
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- 238000004891 communication Methods 0.000 claims abstract description 7
- 230000003287 optical effect Effects 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 6
- 239000004973 liquid crystal related substance Substances 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000035945 sensitivity Effects 0.000 abstract description 2
- 238000011161 development Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 210000000056 organ Anatomy 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
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Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
- G08B13/189—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems
- G08B13/19—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using infrared-radiation detection systems
- G08B13/191—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using infrared-radiation detection systems using pyroelectric sensor means
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
- G08B25/10—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
Abstract
The invention relates to an AT89C 52-based intelligent alarm system circuit structure which comprises a main control chip STC89C52 minimum system board circuit, an infrared pyroelectric module circuit, an LCD display module circuit, a colored lamp alarm module circuit, a buzzer alarm module circuit and a GSM alarm module circuit. The invention has the advantages that: the circuit structure of the intelligent alarm system based on AT89C52 adopts the pyroelectric infrared sensor, and has the advantages of simple manufacture, low cost, convenient installation, stable anti-theft performance, strong anti-interference capability, high sensitivity, safety and reliability; the burglar alarm is concealed in installation and not easy to be discovered by thieves, and meanwhile, signals of the burglar alarm are processed by the single chip microcomputer system and then are beneficial to communication with a PC (personal computer), so that unified management of multiple users is facilitated.
Description
Technical Field
The invention relates to a circuit structure, in particular to an intelligent alarm system circuit structure based on AT89C 52.
Background
With the continuous progress of society, scientific technology and continuous development of economy, the living standard of people is greatly improved, and the private property of people is continuously increased, so that new requirements on anti-theft measures are provided.
From the development trend of modern residences, modern residences mainly develop to a group of garden type residential areas and to high altitude, generally, one residential area has more than a few to more than ten, but at present, the household electronic anti-theft alarm owned in the market can only be used for a single residential unit, is not beneficial to consent management, and can not meet the development requirements of modern residential areas, so that further improvement and improvement of the household electronic anti-theft alarm are necessary.
The design is a household electronic anti-theft system designed to meet the anti-theft requirement of modern houses. The intelligent alarm system is greatly improved on the basis of the prior burglar alarm, and the communication technology and the antitheft system are tightly combined into the intelligent alarm system which is convenient, sensitive, small and low in cost and is suitable for ordinary indoor alarm. The system acquires indoor personnel information through the sensor and sends signals to the single-chip microcomputer microprocessor. When the system distinguishes the heterogeneous state, the system can inform the system through the buzzer and the colored lamps, so as to achieve the anti-theft alarm effect. In addition, the system is provided with a GSM module with a mobile phone communication function, and can send the indoor safety condition to the mobile phone terminal of the user at the first time. Not only greatly improves the safety and intelligence of the system, but also is convenient for users to use.
Disclosure of Invention
The invention aims to solve the technical problem of providing an AT89C 52-based intelligent alarm system circuit structure which is small in size, convenient to hide and undiscovered, has three alarm modes, is safe and reliable, is suitable for alarming various illegal intrusions, and can improve the security of a homeowner to an apartment.
In order to solve the technical problems, the technical scheme of the invention is as follows: the utility model provides an intelligence alarm system circuit structure based on AT89C52, its innovation point lies in: the intelligent control system comprises a main control chip STC89C52 minimum system board circuit, an infrared pyroelectric module circuit, an LCD display module circuit, a colored lamp alarm module circuit, a buzzer alarm module circuit and a GSM alarm module circuit.
Furthermore, the infrared pyroelectric module circuit adopts an infrared pyroelectric sensor with a front stage provided with a Fresnel lens, so that the monitoring of a human body in a house can be realized; the infrared pyroelectric sensor comprises an infrared pyroelectric sensor chip seat with three pins, an optical coupler and a single chip microcomputer, wherein the first pin of the infrared pyroelectric sensor chip seat is connected with a power supply, the third pin of the infrared pyroelectric sensor chip seat is grounded, and the second pin of the infrared pyroelectric sensor chip seat is connected with a P2.1 pin of the single chip microcomputer through the optical coupler.
Further, the LCD display module circuit is used for displaying the home safety condition, the LCD display module circuit uses the LCD1602, is composed of a liquid crystal display and a decoding circuit thereof, can display numbers and English, displays in two lines, is friendly in interface, 16 external interfaces, 8 data lines enable the data lines to be connected in a parallel connection mode, a P1 interface of a single chip computer is connected, 3 control lines are respectively connected with pins P2.4, P2.5 and P2.6 of the single chip computer, and in addition, 5 lines are used for a power supply, are grounded and control backlight and are respectively connected with the power supply, the ground and an adjustable resistor.
Furthermore, the color lamp alarm module circuit comprises an LED and a protective resistor, wherein the cathode of the LED is connected with a P2.3 pin of the singlechip, and the anode of the LED is connected with a power supply and the protective resistor.
Furthermore, the GSM alarm module circuit uses a TC35 wireless GSM/GPRS communication module, 35-38 of the GSM alarm module circuit are speech interfaces, 35-36 are connected with loudspeakers for sound reproduction, and 37-38 can be directly connected with electret microphones for sound collection.
The invention has the advantages that: the circuit structure of the intelligent alarm system based on AT89C52 adopts the pyroelectric infrared sensor, and has the advantages of simple manufacture, low cost, convenient installation, stable anti-theft performance, strong anti-interference capability, high sensitivity, safety and reliability; the burglar alarm is concealed in installation and not easy to be discovered by thieves, and meanwhile, signals of the burglar alarm are processed by the single chip microcomputer system and then are beneficial to communication with a PC (personal computer), so that unified management of multiple users is facilitated.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic circuit structure diagram of an intelligent alarm system based on AT89C52 in the invention.
Fig. 2 is a flow chart of the circuit structure of the intelligent alarm system based on AT89C52 in accordance with the present invention.
Detailed Description
The following examples are presented to enable one of ordinary skill in the art to more fully understand the present invention and are not intended to limit the scope of the embodiments described herein.
Examples
The circuit structure of the intelligent alarm system based on AT89C52 in this embodiment, as shown in fig. 1, includes a main control chip STC89C52 minimum system board circuit 1, an infrared pyroelectric module circuit 2, an LCD display module circuit 3, a color lamp alarm module circuit 4, a buzzer alarm module circuit 5, and a GSM alarm module circuit 6.
In the embodiment, the infrared pyroelectric module circuit 2 adopts an infrared pyroelectric sensor with a Fresnel lens arranged at the front stage, so that the monitoring of a human body in a house can be realized; the infrared pyroelectric sensor comprises an infrared pyroelectric sensor chip seat provided with three pins, an optical coupler and a single chip microcomputer, wherein a first pin connected with the infrared pyroelectric sensor chip seat is connected with a power supply, a third pin is grounded, and a second pin is connected with a P2.1 pin of the single chip microcomputer through the optical coupler; the LCD display module circuit 3 is used for displaying the home security situation, the LCD display module circuit 3 uses the LCD1602, it is made up of liquid crystal display and its decoding circuit, can display the number English, two-line display, the interface is friendly, 16 external interfaces, 8 data lines make it use the parallel link mode, connect the P1 interface of the single chip computer, 3 control lines connect P2.4 of the single chip computer, P2.5 and P2.6 pin separately, another 5 lines are used for power, ground and control the backlight, connect power, ground and adjustable resistance separately; the color lamp alarm module circuit 4 comprises an LED and a protective resistor, the cathode of the LED is connected with a P2.3 pin of a singlechip, the anode of the LED is connected with a power supply and the protective resistor, the GSM alarm module circuit 6 uses a TC35 wireless GSM/GPRS communication module, 35-38 of the GSM alarm module circuit are speech interfaces, 35-36 of the GSM alarm module circuit are connected with a loudspeaker for playing, and 37-38 of the GSM alarm module circuit can directly collect sound by an electret microphone.
This embodiment is based on AT89C 52's intelligent alarm system circuit structure's working process, as shown in fig. 2, the module data acquisition is opened to the system, and the data transmission of collection is to infrared pyroelectric module circuit 2, if there is problem data, sends and carries out information processing for AT89C52, selects according to the circumstances, carries out the color lamp warning, bee calling organ warning and GSM warning through color lamp alarm module circuit 4, bee calling organ alarm module circuit 5 and GSM alarm module circuit 6 respectively.
The foregoing shows and describes the general principles and features of the present invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides an intelligence alarm system circuit structure based on AT89C52 which characterized in that: the intelligent control system comprises a main control chip STC89C52 minimum system board circuit, an infrared pyroelectric module circuit, an LCD display module circuit, a colored lamp alarm module circuit, a buzzer alarm module circuit and a GSM alarm module circuit.
2. The circuit structure of an AT89C 52-based intelligent alarm system according to claim 1, wherein: the infrared pyroelectric module circuit adopts an infrared pyroelectric sensor with a front stage provided with a Fresnel lens, so that the monitoring of a human body in a house can be realized; the infrared pyroelectric sensor comprises an infrared pyroelectric sensor chip seat with three pins, an optical coupler and a single chip microcomputer, wherein the first pin of the infrared pyroelectric sensor chip seat is connected with a power supply, the third pin of the infrared pyroelectric sensor chip seat is grounded, and the second pin of the infrared pyroelectric sensor chip seat is connected with a P2.1 pin of the single chip microcomputer through the optical coupler.
3. The AT89C 52-based intelligent alarm system circuit structure of claim 2, wherein: the LCD display module circuit is used for displaying the home security situation, the LCD display module circuit uses the LCD1602, it is by liquid crystal display and its decoding circuit to constitute, can show the digit english, two lines of display, friendly interface, 16 external interfaces, 8 data lines make it use the parallel link mode, connect singlechip P1 mouth, 3 control lines connect singlechip P2.4 respectively, P2.5 and P2.6 pin, 5 lines are used for the power in addition, ground connection and control are shaded, connect the power respectively, ground and adjustable resistance.
4. The AT89C 52-based intelligent alarm system circuit structure of claim 2, wherein: the colored lamp alarm module circuit comprises an LED and a protective resistor, wherein the cathode of the LED is connected with a P2.3 pin of the singlechip, and the anode of the LED is connected with a power supply and the protective resistor.
5. The circuit structure of an AT89C 52-based intelligent alarm system according to claim 1, wherein: the GSM alarm module circuit uses a TC35 wireless GSM/GPRS communication module, 35-38 of the GSM alarm module circuit are speech interfaces, 35-36 of the GSM alarm module circuit are connected with a loudspeaker for playing, and 37-38 of the GSM alarm module circuit can be used for collecting sound by directly connecting an electret microphone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911337650.4A CN111681379A (en) | 2019-12-23 | 2019-12-23 | AT89C 52-based intelligent alarm system circuit structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911337650.4A CN111681379A (en) | 2019-12-23 | 2019-12-23 | AT89C 52-based intelligent alarm system circuit structure |
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| CN111681379A true CN111681379A (en) | 2020-09-18 |
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| CN201911337650.4A Pending CN111681379A (en) | 2019-12-23 | 2019-12-23 | AT89C 52-based intelligent alarm system circuit structure |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203055069U (en) * | 2012-12-10 | 2013-07-10 | 陕西理工学院 | Household anti-theft alarm system |
| CN204288407U (en) * | 2014-12-15 | 2015-04-22 | 焦作大学 | A kind of based on Single-chip Controlling IR alarm system |
| CN106322687A (en) * | 2016-09-26 | 2017-01-11 | 珠海格力电器股份有限公司 | Human body position detection method and system |
| CN107478333A (en) * | 2017-07-13 | 2017-12-15 | 广东小天才科技有限公司 | Intelligent worn device and its wearing detection method with pyroelectric infrared sensor |
-
2019
- 2019-12-23 CN CN201911337650.4A patent/CN111681379A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203055069U (en) * | 2012-12-10 | 2013-07-10 | 陕西理工学院 | Household anti-theft alarm system |
| CN204288407U (en) * | 2014-12-15 | 2015-04-22 | 焦作大学 | A kind of based on Single-chip Controlling IR alarm system |
| CN106322687A (en) * | 2016-09-26 | 2017-01-11 | 珠海格力电器股份有限公司 | Human body position detection method and system |
| CN107478333A (en) * | 2017-07-13 | 2017-12-15 | 广东小天才科技有限公司 | Intelligent worn device and its wearing detection method with pyroelectric infrared sensor |
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