CN103531017A - Infrared remote control FM (Frequency Modulation) radio receiver - Google Patents
Infrared remote control FM (Frequency Modulation) radio receiver Download PDFInfo
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- CN103531017A CN103531017A CN201310499859.7A CN201310499859A CN103531017A CN 103531017 A CN103531017 A CN 103531017A CN 201310499859 A CN201310499859 A CN 201310499859A CN 103531017 A CN103531017 A CN 103531017A
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- infrared
- remote control
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- infrared remote
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Abstract
The invention relates to an infrared remote control FM (Frequency Modulation) radio receiver which is used for realizing the wireless intelligent control for the receiving frequency and working mode of the FM radio receiver by using an infrared technology. The infrared remote control FM radio receiver comprises a master controller (1), an FM radio receiving module (2), an infrared transmitting module (3), an infrared receiving module (4), a display module (5) and a power module (6). According to the invention, a single chip computer of a microprocessor ATmega16L with low power consumption is used as the master controller and is matched with an FM radio receiving circuit and an infrared transmitting and receiving circuit at the periphery to finish the receiving function of an FM broadcasting station. The infrared remote control FM radio receiver has the characteristics of high precision, strong interference resistance, good stability and low cost, and has a certain application value.
Description
Technical field
The present invention relates to a kind of infrared remote control FM radio, adopting specifically 8 low-power consumption microprocessor ATmega16L single-chip microcomputers is control core, peripheral collocation corresponding FM radio receiver module, infrared transmission module and infrared receiving module, jointly complete the wireless infrared remote control of FM and radio station and receive.
Background technology
Digitizing technique is the trend of electronic product development, and current audio product adopts analogue technique substantially.Development along with informationization technology, radio digitizing gradually, integrated, cost is more and more lower, volume is more and more less, and on the basis of audio broadcasting integrated other function also, as broadcast videography etc., make in various device, to embed wireless phenomenon more general.
Design infrared remote control FM radio, realizes the wireless broadcast of FM by infrared remote control mode and adjusts platform and mode of operation to regulate.Infrared remote control FM radio of the present invention, has that cost is low, performance good, an advantage simple to operate, has certain market popularization value.
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 infrared remote control FM radio promoted.
The technical solution adopted in the present invention is: a kind of infrared remote control FM radio, there is master controller (1), and also comprise the FM radio reception module (2) being connected with master controller (1); Infrared transmission module (3); The infrared receiving module (4) being connected with master controller (1); The display module (5) being connected with master controller (1); The power module (6) being connected with master controller (1).
Described master controller (1) adopts 8 low-power consumption microprocessor ATmega16L single-chip microcomputers, is the wireless control core of whole infrared remote control FM, is responsible for the reception in FM broadcasting station, selection and the liquid crystal display of mode of operation.
Described FM radio receiver module (2) adopts digital FM radio reception chip TEA5767, realizes the reception to FM broadcasting station.
Described infrared transmission module (3) adopts special-purpose infrared coding chip PT2262-IR chip, realizes coding and the transmitting of control command.
Described infrared receiving module (4) adopts special-purpose infrared decoding chip PT2272 chip, realizes reception and the decoding of control command.
Described display module (5) adopts 1602 LCDs, for the demonstration of FM radio station and mode of operation.
Described power module (6) is for system power supply is provided, so that system normal operation.
Accompanying drawing explanation
Fig. 1 is the wireless entire block diagram of this infrared remote control FM;
Fig. 2 is the wireless FM radio reception of this infrared remote control FM modular circuit schematic diagram;
Fig. 3 is the wireless infrared transmission module circuit theory diagrams of this infrared remote control FM;
Fig. 4 is the wireless infrared receiving module circuit theory diagrams of this infrared remote control FM.
Embodiment
Below in conjunction with accompanying drawing and example, the invention will be further described.
Infrared remote control FM radio of the present invention, adopting 8 low-power consumption microprocessor ATmega16L single-chip microcomputers is control core, the corresponding FM radio reception module of peripheral collocation, infrared transmission module, infrared receiving module, display module and power module, jointly complete the wireless infrared remote control of FM and radio station and receive.
As shown in Figure 1, infrared remote control FM radio of the present invention, has master controller (1), also comprises the FM radio reception module (2) being connected with master controller (1); Infrared transmission module (3); The infrared receiving module (4) being connected with master controller (1); The display module (5) being connected with master controller (1); The power module (6) being connected with master controller (1).
As shown in Figure 2, FM radio reception module of the present invention (2) adopts digital FM radio reception chip TEA5767, by 1
2c bus mode is communicated by letter with master controller, its DATA and CLOCK pin respectively with 1 of master controller
2c bus pin SDA is connected with SCL, completes reception and the control of FM FM radio station.
As shown in Figure 3, infrared transmission module of the present invention (3) adopts special-purpose infrared coding chip PT2262-IR chip, external 6 buttons (SW1～SW6) represent 6 command functions, each button is carried out to different codings, and the infrared diode that then the output terminal Dout by PT2262-IR connects is launched order.
As shown in Figure 4, infrared receiving module of the present invention (4) adopts special-purpose infrared decoding chip PT2272 chip, in order correctly to demodulate the coded signal of modulation, receiving end has designed one-level pre-amplification circuit, then by signal, give PT2272 and decode, the signal finally decoding being completed is exported to master controller and is carried out respective handling.
Claims (5)
1. an infrared remote control FM radio, has master controller (1), it is characterized in that, also comprises the FM radio reception module (2) being connected with master controller (1); Infrared transmission module (3); The infrared receiving module (4) being connected with master controller (1); The display module (5) being connected with master controller (1); The power module (6) being connected with master controller (1).
2. infrared remote control FM radio according to claim 1, is characterized in that: described FM radio reception module (2) adopts digital FM radio reception chip TEA5767, realizes the reception to FM broadcasting station.
3. infrared remote control FM radio according to claim 1, is characterized in that: described infrared transmission module (3) adopts special-purpose infrared coding chip PT2262-IR chip, realizes coding and the transmitting of control command.
4. infrared remote control FM radio according to claim 1, is characterized in that: described infrared receiving module (4) adopts special-purpose infrared decoding chip PT2272 chip, realizes reception and the decoding of control command.
5. infrared remote control FM radio according to claim 1, is characterized in that: described display module (5) adopts 1602 LCDs, for the demonstration of FM radio station and mode of operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310499859.7A CN103531017A (en) | 2013-10-18 | 2013-10-18 | Infrared remote control FM (Frequency Modulation) radio receiver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310499859.7A CN103531017A (en) | 2013-10-18 | 2013-10-18 | Infrared remote control FM (Frequency Modulation) radio receiver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103531017A true CN103531017A (en) | 2014-01-22 |
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ID=49932988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310499859.7A Pending CN103531017A (en) | 2013-10-18 | 2013-10-18 | Infrared remote control FM (Frequency Modulation) radio receiver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103531017A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105515700A (en) * | 2015-12-14 | 2016-04-20 | 北京海尔集成电路设计有限公司 | Terminal with FM (frequency modulation) and CDR (China Digital Radio) receiving functions and implementing method thereof |
| CN108758056A (en) * | 2018-06-01 | 2018-11-06 | 恒洁卫浴集团有限公司 | Infrared induction control method, device and induction tap |
-
2013
- 2013-10-18 CN CN201310499859.7A patent/CN103531017A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105515700A (en) * | 2015-12-14 | 2016-04-20 | 北京海尔集成电路设计有限公司 | Terminal with FM (frequency modulation) and CDR (China Digital Radio) receiving functions and implementing method thereof |
| CN108758056A (en) * | 2018-06-01 | 2018-11-06 | 恒洁卫浴集团有限公司 | Infrared induction control method, device and induction tap |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140122 |