CN106384500A - Infrared communication control system - Google Patents
Infrared communication control system Download PDFInfo
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- CN106384500A CN106384500A CN201610868401.8A CN201610868401A CN106384500A CN 106384500 A CN106384500 A CN 106384500A CN 201610868401 A CN201610868401 A CN 201610868401A CN 106384500 A CN106384500 A CN 106384500A
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- 238000004891 communication Methods 0.000 title claims abstract description 20
- 238000006243 chemical reaction Methods 0.000 claims abstract description 10
- 230000003993 interaction Effects 0.000 claims abstract description 8
- 230000002457 bidirectional effect Effects 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 6
- 239000013078 crystal Substances 0.000 claims description 6
- 101100339482 Colletotrichum orbiculare (strain 104-T / ATCC 96160 / CBS 514.97 / LARS 414 / MAFF 240422) HOG1 gene Proteins 0.000 claims description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 4
- 229910052710 silicon Inorganic materials 0.000 description 4
- 239000010703 silicon Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C23/00—Non-electrical signal transmission systems, e.g. optical systems
- G08C23/04—Non-electrical signal transmission systems, e.g. optical systems using light waves, e.g. infrared
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Abstract
The invention discloses an infrared communication control system which comprises a man-machine interaction module, a DSP controller, an infrared emitting module, an infrared receiving module and an output control module; the DSP controller is separately connected with the man-machine interaction module, a fingerprint identifying module, the output control module, a coding and parallel/series conversion module and a decoding and series/parallel conversion module; the coding and parallel/series conversion module is further connected with the infrared emitting module; and the decoding and series/parallel conversion module is further connected with the infrared receiving module. The infrared communication control system adopts a chip MC33993 and a single chip machine chip AT89C51 with a low price to realize control; moreover, the infrared receiving module utilizes the function that the MC33993 can drive a MOSFET/LED, MC33993 and AT89C51 are adopted again to realize multi-way control, and less I/O port resources are used to met more multi-way output control, so that limited I/O port resources of the system are greatly saved, and more other control functions are favorably realized; and moreover, the circuit structure of the system is simpler.
Description
Technical field
The present invention relates to a kind of control system, specifically a kind of infrared communication control system.
Background technology
Developing rapidly with electronic technology, infrared technique has obtained fast development.Infrared remote control has penetrated into national warp
The all trades and professions of Ji and the every aspect of people's daily life, in industrial automation, produce control process, information gathering and place
Reason, communication, infrared guidance, laser weapon, electronic countermeasure, environmental monitoring, infrared breeding safety precaution, household electrical appliance control and day
Often life various aspects are obtained for and are widely applied.
Adopting code division Multi-Channel Infrared Remote Control System device, the pulse command of code division existing infrared control system more
Coding adopts separating component and small-scale digital integrated electronic circuit, and coding, decoding circuit make very complicated, and reliability is also poor.
Content of the invention
It is an object of the invention to provide a kind of simple and reliable infrared communication control system, to solve above-mentioned background technology
The problem of middle proposition.
For achieving the above object, the present invention provides following technical scheme：
A kind of infrared communication control system, including human-computer interaction module, dsp controller, infrared transmission module, infrared receiving module
And output control module, described dsp controller connects human-computer interaction module, fingerprint identification module, output control module, volume respectively
Code is also connected with infrared transmission module with parallel/serial modular converter and decoding and serial/parallel conversion module, coding and parallel/serial modular converter,
Described decoding is also connected with infrared receiving module with serial/parallel conversion module；Described infrared receiving module includes infrared receiving tube G, core
Piece U1, chip U2, chip U3, resistance R1 and electric capacity C1, infrared receiving tube G one end connects power supply VCC, resistance R1 and resistance respectively
R2, infrared receiving tube G other end connecting triode Q1 base stage, triode Q1 grounded emitter, triode A1 colelctor electrode connects respectively
The connecting resistance R1 other end and electric capacity C1, the electric capacity C1 other end connects chip U1 pin Din, chip U1 pin OSC1 by resistance R3
By resistance R4 connect chip U1 pin OSC2, chip U1 pin VT connecting triode Q2 base stage, triode Q2 grounded emitter,
Triode Q2 colelctor electrode connects the resistance R2 other end, and described chip U1 pin D0 connects chip U2 pin INTO, chip U1 pin
D1 ~ D5 is connected respectively chip U2 pin P1.0 ~ P1.4, and chip U1 pin GND connects chip U2 pin GND and is grounded, core
Piece U1 pin Vcc connects power supply VCC, and described chip U2 pin Vcc connects power supply VCC, and chip U2 pin RESET connects respectively and connects
Ground resistance R5 and electric capacity C2, the electric capacity C2 other end connects power supply VCC, resistance R6 and chip U3 pin Vdd respectively, and resistance R6 is another
End connects chip U2 pin P3.0 and chip U3 pin INT, chip U2 pin P3.1 and chip U3 pin SI respectively, and chip U2 draws
Pin P3.2 and chip U3 pin SO, chip U2 pin P3.3 and chip U3 pin CS, chip U2 pin P3.4 and chip U3 pin
SCLK, chip U2 pin XTAL1 connects crystal oscillator Y and electric capacity C3 respectively, and the electric capacity C3 other end connects electric capacity C4 and chip U3 respectively
Pin GND is simultaneously grounded, and the electric capacity C4 other end connects the crystal oscillator Y other end and chip U2 pin XTAL2, described chip U3 pin respectively
SP0 connects resistance R10, and the resistance R10 other end connects ground capacity C6 and chip U4 pin 4 respectively, and chip U4 pin 3 is grounded,
Chip U4 pin 1 connects resistance R7, and the resistance R8 other end connects resistance R7 and electric capacity C5 respectively, and the electric capacity C5 other end connects respectively
Load and bidirectional triode thyristor T1 pole pole, bidirectional triode thyristor T2 pole connects the resistance R7 other end and 220V alternating current one end respectively,
The 220V alternating current other end connects the load other end, and described bidirectional triode thyristor G pole connects resistance R9, and the resistance R9 other end connects core
Piece U4 pin 2.
As the further scheme of the present invention：According to the load number of required control, chip U3 output end be provided with multiple such as
The connection at chip U3 pin SP0 end.
As the further scheme of the present invention：Described chip U1 model HX2272.
As the further scheme of the present invention：Described chip U2 model AT89C51.
As the further scheme of the present invention：Described chip U3 model MC33993.
As the present invention further scheme：Described chip U4 model MC3032.
Compared with prior art, the invention has the beneficial effects as follows：The present invention often changes conventional keyboard design on control circuit
To extend LPT with external 8155,8255 or 8279 chips of bus mode, and to adopt chip MC33993 and cheap list
Piece movement piece AT89C51 realizes controlling, and can drive the work(of MOSFET/LED in infrared receiving module using MC33993
Can, again multi-channel control is realized using MC33993 and AT89C51, the output control compared with multichannel is met with less I/O mouth resource
System, the limited I/O mouth resource of the system that greatlys save, it is also added into fingerprint identification module, control system can be locked,
Only specific operating personnel could manipulate whole system, prevents maloperation, be advantageously implemented system more other controls simultaneously
Function processed, and make system circuit structure more succinct.
Brief description
Fig. 1 is a kind of structured flowchart of infrared communication control system；
Fig. 2 is a kind of circuit diagram of infrared communication control system mid-infrared receiver module.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation description is it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of not making creative work
Embodiment, broadly falls into the scope of protection of the invention.
Refer to Fig. 1～2, in the embodiment of the present invention, a kind of infrared communication control system, including human-computer interaction module, DSP
Controller, infrared transmission module, infrared receiving module and output control module, described dsp controller connects man-machine interaction respectively
Module, fingerprint identification module, output control module, coding and parallel/serial modular converter and decoding and serial/parallel conversion module, coding
It is also connected with infrared transmission module with parallel/serial modular converter, described decoding and serial/parallel conversion module are also connected with infrared receiving module；
Described infrared receiving module includes infrared receiving tube G, chip U1, chip U2, chip U3, resistance R1 and electric capacity C1, infrared receiver
Pipe G one end connects power supply VCC, resistance R1 and resistance R2, infrared receiving tube G other end connecting triode Q1 base stage, three poles respectively
Pipe Q1 grounded emitter, triode A1 colelctor electrode connects the resistance R1 other end and electric capacity C1 respectively, and the electric capacity C1 other end passes through electricity
Resistance R3 connects chip U1 pin Din, and chip U1 pin OSC1 connects chip U1 pin OSC2, chip U1 pin VT by resistance R4
Connecting triode Q2 base stage, triode Q2 grounded emitter, triode Q2 colelctor electrode connects the resistance R2 other end, described chip U1
Pin D0 connects chip U2 pin INTO, and chip U1 pin D1 ~ D5 is connected respectively chip U2 pin P1.0 ~ P1.4, chip
U1 pin GND connects chip U2 pin GND and is grounded, and chip U1 pin Vcc connects power supply VCC, and described chip U2 pin Vcc is even
Meet power supply VCC, chip U2 pin RESET connects earth resistance R5 and electric capacity C2 respectively, and the electric capacity C2 other end connects power supply respectively
VCC, resistance R6 and chip U3 pin Vdd, the resistance R6 other end connects chip U2 pin P3.0 and chip U3 pin INT respectively,
Chip U2 pin P3.1 and chip U3 pin SI, chip U2 pin P3.2 and chip U3 pin SO, chip U2 pin P3.3 and core
Piece U3 pin CS, chip U2 pin P3.4 and chip U3 pin SCLK, chip U2 pin XTAL1 connects crystal oscillator Y and electric capacity respectively
C3, the electric capacity C3 other end connects electric capacity C4 and chip U3 pin GND respectively and is grounded, and the electric capacity C4 other end connects crystal oscillator Y respectively
The other end and chip U2 pin XTAL2, described chip U3 pin SP0 connects resistance R10, and the resistance R10 other end connects respectively and connects
Ground electric capacity C6 and chip U4 pin 4, chip U4 pin 3 is grounded, and chip U4 pin 1 connects resistance R7, and the resistance R8 other end is respectively
Connect resistance R7 and electric capacity C5, the electric capacity C5 other end connects load and bidirectional triode thyristor T1 pole pole, bidirectional triode thyristor T2 pole respectively
Connect the resistance R7 other end and 220V alternating current one end respectively, the 220V alternating current other end connects the load other end, described two-way
Controllable silicon G pole connects resistance R9, and the resistance R9 other end connects chip U4 pin 2；According to the load number of required control, chip U3
Output end is provided with multiple connections as chip U3 pin SP0 end；Described chip U1 model HX2272；Described chip U2 model
AT89C51；Described chip U3 model MC33993；Described chip U4 model MC3032.
The operation principle of the present invention is：Because this infrared communication control system is primarily directed to the numerous household electrical appliances of current family
The centralized management of equipment.AT89C51 initializes to MC33993 first, will be equal for all of switch detection port of MC33993
It is set to floating state, after remote-control receiving circuit unsuccessful demodulation goes out telecommand, by AT89C51 by the SPI with MC33993
The serial communication of mouth exports corresponding control signal to MC33993, so that the corresponding port of MC33993 is insulated for controllable silicon light and drives
The input light emitting diode of device MC3021 provides driving current, and then MC3021 drives triode ac switch D conducting, and exchange is negative
Load switches on power and starts working.When pressing same remote keying again, AT89C51 output control signal negates, and makes MC33993
Corresponding port disconnects, the input light emitting diode offer driving current of the driver MC3021 that no longer insulate for controllable silicon light, double
Lose the driving of MC3021 to controllable silicon D, bidirectional triode thyristor D ends, AC load power supply disconnects makes it quit work, according to
The load number of required control, chip U3 output end is provided with multiple connections as chip U3 pin SP0 end.
When infrared receiving tube G receives the modulation of infrared rays signal that infrared transmitter is sent, process through internal circuit
Export to chip U1 decoding chip, after chip U1 is to the data successfully decoded receiving, the VT end of chip U1 is changed into from low level
High level, triode ON, to one low level of fracture in the INT0 of chip U2, chip U2 makes an immediate response interruption, by P1 mouth
Read chip U1 output data, then chip U2 according to read the control command code from transmitting terminal, by its P3 mouth
Serial communication with the SPI mouth of chip U3 exports corresponding control signal to chip U3, using 22 programmable switch of chip U3
Closing detection mouth drives the function of MOSFET/LED to remove to control the light insulation driving chip U4 of triode ac switch.
The present invention is changed conventional keyboard design on control circuit and is often come with external 8155,8255 or 8279 chips of bus mode
Extension LPT, and chip MC33993 and cheap singlechip chip AT89C51 realizes Keyboard Control, and in remote control
Output control aspect, can drive the function of MOSFET/LED using MC33993, adopt MC33993 and AT89C51 to realize again
Multiple-channel output controls, thus meeting the output control compared with multichannel with the less I/O mouth resource of CPU, the system of greatling save has
The I/O mouth resource of limit, is advantageously implemented system more other control functions simultaneously, and makes the circuit structure of system more
Succinctly.
Claims (6)
1. a kind of infrared communication control system, including human-computer interaction module, dsp controller, infrared transmission module, infrared receiving
Block and output control module are it is characterised in that described dsp controller connects human-computer interaction module, fingerprint identification module, defeated respectively
Go out control module, coding and parallel/serial modular converter and decoding and serial/parallel conversion module, coding is also connected with parallel/serial modular converter
Infrared transmission module, described decoding and serial/parallel conversion module are also connected with infrared receiving module；Described infrared receiving module includes red
Outer reception pipe G, chip U1, chip U2, chip U3, resistance R1 and electric capacity C1, infrared receiving tube G one end connect respectively power supply VCC,
Resistance R1 and resistance R2, infrared receiving tube G other end connecting triode Q1 base stage, triode Q1 grounded emitter, triode A1
Colelctor electrode connects the resistance R1 other end and electric capacity C1 respectively, and the electric capacity C1 other end connects chip U1 pin Din, core by resistance R3
Piece U1 pin OSC1 connects chip U1 pin OSC2, chip U1 pin VT connecting triode Q2 base stage, triode by resistance R4
Q2 grounded emitter, triode Q2 colelctor electrode connects the resistance R2 other end, and described chip U1 pin D0 connects chip U2 pin
INTO, chip U1 pin D1 ~ D5 are connected respectively chip U2 pin P1.0 ~ P1.4, and chip U1 pin GND connects chip U2 and draws
Pin GND is simultaneously grounded, and chip U1 pin Vcc connects power supply VCC, and described chip U2 pin Vcc connects power supply VCC, chip U2 pin
RESET connects earth resistance R5 and electric capacity C2 respectively, and the electric capacity C2 other end connects power supply VCC, resistance R6 and chip U3 respectively and draws
Pin Vdd, the resistance R6 other end connects chip U2 pin P3.0 and chip U3 pin INT, chip U2 pin P3.1 and chip respectively
U3 pin SI, chip U2 pin P3.2 and chip U3 pin SO, chip U2 pin P3.3 and chip U3 pin CS, chip U2 pin
P3.4 and chip U3 pin SCLK, chip U2 pin XTAL1 connect crystal oscillator Y and electric capacity C3 respectively, and the electric capacity C3 other end connects respectively
Meet electric capacity C4 and chip U3 pin GND and be grounded, the electric capacity C4 other end connects the crystal oscillator Y other end and chip U2 pin respectively
XTAL2, described chip U3 pin SP0 connects resistance R10, and the resistance R10 other end connects ground capacity C6 respectively and chip U4 draws
Pin 4, chip U4 pin 3 is grounded, and chip U4 pin 1 connects resistance R7, and the resistance R8 other end connects resistance R7 and electric capacity C5 respectively,
The electric capacity C5 other end connects load and bidirectional triode thyristor T1 pole pole respectively, and bidirectional triode thyristor T2 pole connects the resistance R7 other end respectively
With 220V alternating current one end, the 220V alternating current other end connection load other end, described bidirectional triode thyristor G pole connects resistance R9,
The resistance R9 other end connects chip U4 pin 2.
2. infrared communication control system according to claim 1 is it is characterised in that according to the load number of required control,
Chip U3 output end is provided with multiple connections as chip U3 pin SP0 end.
3. infrared communication control system according to claim 1 is it is characterised in that described chip U1 model HX2272.
4. infrared communication control system according to claim 1 is it is characterised in that described chip U2 model AT89C51.
5. infrared communication control system according to claim 1 is it is characterised in that described chip U3 model MC33993.
6. infrared communication control system according to claim 1 is it is characterised in that described chip U4 model MC3032.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610868401.8A CN106384500A (en) | 2016-09-30 | 2016-09-30 | Infrared communication control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610868401.8A CN106384500A (en) | 2016-09-30 | 2016-09-30 | Infrared communication control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106384500A true CN106384500A (en) | 2017-02-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610868401.8A Withdrawn CN106384500A (en) | 2016-09-30 | 2016-09-30 | Infrared communication control system |
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| CN (1) | CN106384500A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201965635U (en) * | 2011-03-18 | 2011-09-07 | 冠捷投资有限公司 | Remote controller with fingerprint identification function |
| CN202135270U (en) * | 2011-06-13 | 2012-02-01 | 邵军利 | Television people meter system and remote controller thereof |
| CN102595073A (en) * | 2011-01-07 | 2012-07-18 | 李波 | Myopia-preventing television remote controller |
| CN204215551U (en) * | 2014-12-10 | 2015-03-18 | 浙江机电职业技术学院 | A kind of Multi-channel infrared remote system |
-
2016
- 2016-09-30 CN CN201610868401.8A patent/CN106384500A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102595073A (en) * | 2011-01-07 | 2012-07-18 | 李波 | Myopia-preventing television remote controller |
| CN201965635U (en) * | 2011-03-18 | 2011-09-07 | 冠捷投资有限公司 | Remote controller with fingerprint identification function |
| CN202135270U (en) * | 2011-06-13 | 2012-02-01 | 邵军利 | Television people meter system and remote controller thereof |
| CN204215551U (en) * | 2014-12-10 | 2015-03-18 | 浙江机电职业技术学院 | A kind of Multi-channel infrared remote system |
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Application publication date: 20170208 |
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