CN201117105Y - Intelligent infrared processing circuit - Google Patents
Intelligent infrared processing circuit Download PDFInfo
- Publication number
- CN201117105Y CN201117105Y CNU2007201287752U CN200720128775U CN201117105Y CN 201117105 Y CN201117105 Y CN 201117105Y CN U2007201287752 U CNU2007201287752 U CN U2007201287752U CN 200720128775 U CN200720128775 U CN 200720128775U CN 201117105 Y CN201117105 Y CN 201117105Y
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- infrared
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Abstract
An intelligent type infrared processing circuit comprises an all-purpose serial bus module, a central processing unit CPU, an infrared receiving module 0, a module 1 and an infrared emitting module, wherein the infrared emitting module is composed of a control tube and three infrared emitting tubes, the processing circuit has two states, namely, a learning state and a control state, when in the learning state, the infrared receiving module circuit continuously receives external infrared signals for twice, and compares and checks samplings thereof by the central processing unit CPU, sampling data is transmitted to a PC through a bus U and is stored into the specified storage unit, when in control state, and the sampling data is transmitted to the central processing unit CPU through the bus USB by the PC and is emitted by the control tube and an infrared emitting diode to realize the control the functions of the outer equipments. The intelligent type infrared processing circuit has the advantages of reliable design and high accuracy, and can sample and learn of arbitrary infrared signals to realize the flexible control equipments.
Description
Technical field
The utility model relates to a kind of infra red treatment circuit, and matrix ground is said, relates to a kind of infra red treatment circuit that is used for functions of the equipments control.
Background technology
Along with people's material and cultural life improves day by day, more and more to various household electrical appliance demands, wherein, most household electrical appliance all have different separately telepilots, and people are its corresponding remote controller of look round in order to control certain electrical equipment usually.Especially in manufacturing works, look for the phenomenon of its corresponding remote controller everywhere, especially severe has brought a lot of inconvenience to work.In order to address this problem, the utility model literary composition proposes an intelligent infrared processing circuits scheme.This telepilot can have distant control function to many electrical equipment by self study, promptly saves time, laborsaving again, thereby makes people exempt simultaneously worry in the face of numerous telepilots.
Summary of the invention
Electric equipment can only if the corresponding infrared remote controller of generation is lost, will cause electric equipment not control with infrared ray, work inconvenience with corresponding infrared remote controller control function in the prior art in order to overcome; Single Infrared remote controller is difficult to control many electric equipments; And can only press the button of infrared remote controller by the special messenger, and carry out single-step operation, can not carry out the electric equipment test automatically to the infrared data batch operation, cause the test duration long, waste of human resource.The utility model provides a kind of simple in structure, intelligent infrared treatment circuit that accuracy is high.Can realize automatically opertaing device flexibly to the study of sampling of any infrared signal.
In order to solve the problems of the technologies described above, the utility model is achieved by the following technical programs:
A kind of intelligent infrared treatment circuit comprises universal serial bus module, central processor CPU, infrared ray receiver module 0 and module 1, infrared ray sending module.The infrared ray sending module is made of control tube and three infrared transmitting tubes.This intelligent infrared treatment circuit has two states: learning state and state of a control.When intelligent infrared treatment circuit is in learning state, the external infrared signal of the double reception of infrared ray receiver module circuit, by central processor CPU to its sampling and carry out twin check, if the double sampling data are identical, the data of then representing this sampling are for controlling the data of transmission later on.This sampled data is sent to PC by bus USB, is stored in the designated memory locations.When intelligent infrared treatment circuit is in state of a control, sampled data is sent to central processor CPU by PC by serial bus USB, by the delivery outlet of CPU, launch through control tube and infrared light emitting diode, thereby realize controlling flexibly automatically outside functions of the equipments.
Above-mentioned intelligent infrared treatment circuit, universal serial bus module and central processor CPU adopt the CY7C68013A-56I chip of Cypress company.Integrated 8051 kernels of this chip, USB2.0, and 3 timing/counters are arranged, two external interrupt.Infrared ray receiver module 0 and module 1 adopt the infrared receiver of 2 carrier frequency 37.9KHz.The infrared ray sending module adopts Philips NPN 3904 as crystal control tube and three infrared-emitting diodes.
Compared with prior art, advantage of the present utility model and good effect are: the infrared ray receiver module can receive any infrared signal line, after central processor CPU sampling study, can launch by infrared light emitting diode by CPU again, thereby realize controlling flexibly automatically outside functions of the equipments.This circuit design is simple and reliable, accuracy is high, remedied the electric equipment that passes can only control single-step operation, the problem that operating speed is slow with corresponding infrared remote controller.Realize modular design to a certain extent, improved test job efficient.
Description of drawings
Fig. 1 is the matrix calcspar of the intelligent infrared treatment circuit of the utility model.
Fig. 2 is the matrix circuit diagram of the intelligent infrared treatment circuit of the utility model.
The matrix embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
Fig. 1 is the matrix calcspar based on intelligent infrared treatment circuit.When intelligent infrared treatment circuit is in learning state, after 0 demodulation of one road infrared signal process infrared ray receiver module, shaping, amplification, the voltage stabilizing, input central processing unit external interrupt 0; Another road infrared signal is oppositely imported central processing unit external interrupt 1 in the back by transistor again through 1 demodulation of infrared ray receiver module, shaping, amplification, voltage stabilizing.Set CPU external interrupt 0 and external interrupt 1 rising edge and trigger interruption, central processing unit is according to the signal of external interrupt 0 and external interrupt 1, can calculate the shared time and the shared time of low level of any interval high level of the infrared signal of input, according to shared time value, convert the scale-of-two infrared data to.If the binary data of double sampling is identical, the data of then representing this sampling are for controlling the data of transmission later on.Central processing unit starts universal serial bus module, and this sampled data is sent to PC PC by bus USB, and is stored in the designated memory locations, is used for follow-up data control.
When intelligent infrared treatment circuit is in state of a control, the sampled data that sends is sent to central processor CPU by PC PC by serial bus USB, delivery outlet by central processing unit, according to binary data format, the switch of oxide-semiconductor control transistors, make infrared light emitting diode also carry out the action of switch, when transistor when opening, infrared light emitting diode transmits; When transistor was the pass, infrared light emitting diode was by transmitting.Because the emission angle of single infrared light emitting diode is restricted, in order to realize comprehensive emission infrared signal, the utility model circuit is put an infrared light emitting diode in the horizontal direction; In vertical direction back to respectively putting an infrared light emitting diode.
Fig. 2 is the matrix circuit diagram of intelligent infrared treatment circuit.U101 CY7C68013A-56I integrated universal serial bus module and central processor CPU.U102 is an infrared ray receiver module 0, is connected to the external interrupt INT0 of central processor CPU; U103 is an infrared ray receiver module 1, is connected to the external interrupt INT1 of central processor CPU after process Q1NPN pipe is reverse.The infrared ray sending module outputs to transistor Q2 by the delivery outlet PD0 Pin52 of central processor CPU, forms at collector connection three infrared light emitting diode LED1, LED2, the LED3 of Q2.Input end all has the voltage stabilizing diode of connection with output terminal, is respectively ZD1, ZD3, ZD2.When intelligent infrared treatment circuit is in learning state, after one road infrared signal process U102 demodulation, shaping, amplification, the voltage stabilizing, input central processing unit INT0; Another road infrared signal is oppositely imported central processing unit external interrupt INT1 in the back by the Q1 NPN transistor again through U103 demodulation, shaping, amplification, voltage stabilizing.Central processing unit is decoded to infrared ray, and is converted the scale-of-two infrared data to according to the signal that external interrupt INT0 and external interrupt INT1 receive.If the binary data of double sampling is identical, this sampled data is sent to PC PC by bus USB.When intelligent infrared treatment circuit is in state of a control, the sampled data that sends is sent to central processor CPU by PC PC by serial bus USB, delivery outlet PD0 by central processing unit, according to binary data format, the switch of oxide-semiconductor control transistors Q2, make infrared light emitting diode LED1, LED2, LED3 also carry out the action of switch, when transistor Q2 when opening, infrared light emitting diode LED1, LED2, LED3 transmit; When transistor was the pass, infrared light emitting diode LED1, LED2, LED3 were by transmitting.
Claims (5)
1. intelligent infrared treatment circuit, comprise general-purpose serial bus USB module, central processor CPU, infrared ray receiver module, infrared ray sending module, it is characterized in that: the input end of central processor CPU connects infrared ray receiver module circuit, and the output terminal of central processor CPU connects infrared ray sending module circuit.
2. intelligent infrared treatment circuit according to claim 1, it is characterized in that: infrared signal receiver module circuit comprises two paths of signals, one road signal links to each other with the input end of described central processing unit through infrared remote receiver, and another road signal oppositely links to each other with the input end of described central processing unit the back with transistor through infrared remote receiver.
3. intelligent infrared treatment circuit according to claim 1 is characterized in that: infrared signal sending module circuit, infrared-emitting diode links to each other with described central processing unit output terminal through transistor.
4. intelligent infrared treatment circuit according to claim 2 is characterized in that: be connected with voltage stabilizing diode between infrared signal receiver module circuit input end and the ground.
5. intelligent infrared treatment circuit according to claim 3 is characterized in that: be connected with voltage stabilizing diode between infrared signal sending module circuit output end and the ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201287752U CN201117105Y (en) | 2007-08-19 | 2007-08-19 | Intelligent infrared processing circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201287752U CN201117105Y (en) | 2007-08-19 | 2007-08-19 | Intelligent infrared processing circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201117105Y true CN201117105Y (en) | 2008-09-17 |
Family
ID=39991681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201287752U Expired - Fee Related CN201117105Y (en) | 2007-08-19 | 2007-08-19 | Intelligent infrared processing circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201117105Y (en) |
-
2007
- 2007-08-19 CN CNU2007201287752U patent/CN201117105Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080917 Termination date: 20090921 |