CN204719964U - Be applied to the MCU infrared remote control low consumption circuit of candle lamp - Google Patents
Be applied to the MCU infrared remote control low consumption circuit of candle lamp Download PDFInfo
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- CN204719964U CN204719964U CN201520388217.4U CN201520388217U CN204719964U CN 204719964 U CN204719964 U CN 204719964U CN 201520388217 U CN201520388217 U CN 201520388217U CN 204719964 U CN204719964 U CN 204719964U
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Abstract
The utility model discloses a kind of MCU infrared remote control low consumption circuit being applied to candle lamp, comprise receiving unit and provide the radiating portion of infrared emission signal for receiving circuit, the first power circuit, LXT low-frequency oscillatory network, infrared receiving circuit and LED flashing circuit that receiving unit comprises the first microcontroller and is connected with the first microcontroller, second source circuit, key press detecting circuit and infrared transmitting circuit that radiating portion comprises the second microcontroller and is connected with the second microcontroller.Receiving unit of the present utility model adopts the intermittent low and high level that exports to power to integrated infrared receiving terminal, makes the power consumption of infrared receiving terminal be 50uA, well below existing 1mA, realizes the effect of low-power consumption.
Description
Technical field
The utility model belongs to electronics field, more specifically relates to a kind of MCU infrared remote control low consumption circuit being applied to candle lamp.
Background technology
The demand of candle lamp is larger in the market, candle lamp is by battery powered in use, because the power consumption of infrared receiving terminal and MCU is higher, user needs to change battery frequently when using candle lamp, and manufacturer has to buy high-capacity battery and increase cost of products thus reduce the market competitiveness of enterprise.
Utility model content
In order to solve the problems of the technologies described above, the utility model provides a kind of MCU infrared remote control low consumption circuit being applied to candle lamp.
In order to obtain above-mentioned technique effect, the technical solution of the utility model is as follows:
Be applied to the MCU infrared remote control low consumption circuit of candle lamp, comprise receiving unit and provide the radiating portion of infrared emission signal for receiving circuit, the first power circuit, LXT low-frequency oscillatory network, infrared receiving circuit and LED flashing circuit that receiving unit comprises the first microcontroller and is connected with the first microcontroller, second source circuit, key press detecting circuit and infrared transmitting circuit that radiating portion comprises the second microcontroller and is connected with the second microcontroller.
In some embodiments, the first power circuit comprises the first battery, the first electric capacity and the second electric capacity, and the first electric capacity is connected with the first serial battery after being connected with the second Capacitance parallel connection again.
In some embodiments, battery is button cell, and the first electric capacity is electrochemical capacitor, and the second electric capacity is ceramic condenser.
In some embodiments, LXT low-frequency oscillatory network comprises low frequency crystal oscillator, the 3rd electric capacity and the 4th electric capacity, and low frequency crystal oscillator, the 3rd electric capacity are connected with the 4th capacitances in series.
In some embodiments, low frequency crystal oscillator is the conventional crystal oscillator of 32.768K, and the 3rd electric capacity and the 4th electric capacity are ceramic condenser.
In some embodiments, infrared receiving circuit is provided with integrated infrared receiving terminal.
In some embodiments, LED flashing circuit is provided with the light emitting diode that particle diameter is 2.5mm.
In some embodiments, second source circuit comprises the second battery, the 5th electric capacity and the 6th electric capacity, and the 5th electric capacity is connected with the second serial battery after being connected with the 6th Capacitance parallel connection again.
In some embodiments, key press detecting circuit comprises remote control and opens button, remote control pass button and timing button, and button is opened in remote control, button is closed in remote control and timing button is connected in parallel.
In some embodiments, infrared transmitting circuit comprises current-limiting resistance, triode and diode, and current-limiting resistance, triode are connected with Diode series.
Its beneficial effect is: LXT low-frequency oscillatory network starts, the intermittent output low and high level of 7th pin of the first microcontroller, power to the integrated infrared receiving terminal of the infrared receiving circuit in receiving unit, integration infrared receiving terminal obtain electric after, be in state to be received, after button is opened in the remote control of pressing lower radiating portion, radiating portion launches infrared pulse signal, after receiving unit receives infrared signal, 6th pin of the first microcontroller is started working, and the mode of the light emitting diode simulation candle lamp in yellow LED lamp flashing circuit starts flicker.Receiving circuit of the present utility model adopts LXT low-frequency oscillatory network to start, and makes MCU operating power consumption be 15uA, is far smaller than existing 1mA; Receiving unit of the present utility model adopts the intermittent low and high level that exports to power to integrated infrared receiving terminal, makes the power consumption of infrared receiving terminal be 50uA, well below existing 1mA, realizes the effect of low-power consumption.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is further described.
Fig. 1 is the schematic diagram being applied to the receiving unit of the MCU infrared remote control low consumption circuit of candle lamp of the utility model one embodiment;
Fig. 2 is the schematic diagram being applied to the radiating portion of the MCU infrared remote control low consumption circuit of candle lamp of the utility model one embodiment.
Embodiment
As shown in Figure 1, the utility model discloses a kind of MCU infrared remote control low consumption circuit being applied to candle lamp, comprises receiving unit and provides the radiating portion of infrared emission signal for receiving circuit.The first power circuit 21, LXT low-frequency oscillatory network 3, infrared receiving circuit 4 and LED flashing circuit 5 that receiving unit comprises the first microcontroller 1 and is connected with the first microcontroller 11.Second source circuit 22, key press detecting circuit 6 and infrared transmitting circuit 7 that radiating portion comprises the second microcontroller 12 and is connected with the second microcontroller 12.First power circuit 21 comprises the first battery 211, first electric capacity 212 and the second electric capacity 213.Be connected in series with the first battery 211 again after first electric capacity 212 and the second electric capacity 213 are connected in parallel.First battery 211 is button cell, and the first electric capacity 212 is electrochemical capacitor, and the second electric capacity 213 is ceramic condenser.LXT low-frequency oscillatory network 3 comprises low frequency crystal oscillator 31, the 3rd electric capacity 32 and the 4th electric capacity 33.Low frequency crystal oscillator 31, the 3rd electric capacity 32 and the 4th electric capacity 33 are connected in series.Low frequency crystal oscillator 31 is the conventional crystal oscillator of 32.768K, and the 3rd electric capacity 32 and the 4th electric capacity 33 are ceramic condenser.Infrared receiving circuit 4 is provided with integrated infrared receiving terminal.LED flashing circuit 5 is provided with the light emitting diode that particle diameter is 2.5mm.Second source circuit 22 comprises the second battery 221, the 5th electric capacity 222 and the 6th electric capacity 223.Be connected in series with the second battery 221 again after 5th electric capacity 222 and the 6th electric capacity 223 are connected in parallel.Key press detecting circuit 6 comprises remote control and opens button 61, remote control pass button 62 and timing button 63.Button 61 is opened in remote control, button 62 is closed in remote control and timing button 63 is connected in parallel.Infrared transmitting circuit 7 comprises current-limiting resistance 71, triode 72 and diode 73.Current-limiting resistance 71, triode 72 and diode 73 are connected in series.
LXT low-frequency oscillatory network 3 starts, the intermittent output low and high level of 7th pin of the first microcontroller 11, power to the integrated infrared receiving terminal of the infrared receiving circuit 4 in receiving unit, integration infrared receiving terminal obtain electric after, be in state to be received, after button 61 is opened in the remote control of pressing lower radiating portion, radiating portion launches infrared pulse signal, after receiving unit receives infrared signal, 6th pin of the first microcontroller 11 is started working, and the mode of the yellow light-emitting diode simulation candle lamp in LED flashing circuit 5 starts flicker.Receiving circuit of the present utility model adopts LXT low-frequency oscillatory network 3 to start, and makes MCU operating power consumption be 15uA, is far smaller than existing 1mA; Receiving unit of the present utility model adopts the intermittent low and high level that exports to power to integrated infrared receiving terminal, makes the power consumption of infrared receiving terminal be 50uA, well below existing 1mA, realizes the effect of low-power consumption.
The above-described preferred implementation being only the utility model and being applied to the MCU infrared remote control low consumption circuit of candle lamp; for those of ordinary skill in the art; under the prerequisite not paying creative work, some distortion and improvement can also be made, all belong to the utility model protection domain.
Claims (10)
1. be applied to the MCU infrared remote control low consumption circuit of candle lamp, it is characterized in that, comprise receiving unit and provide the radiating portion of infrared emission signal for receiving circuit, the first power circuit, LXT low-frequency oscillatory network, infrared receiving circuit and LED flashing circuit that described receiving unit comprises the first microcontroller and is connected with the first microcontroller, second source circuit, key press detecting circuit and infrared transmitting circuit that described radiating portion comprises the second microcontroller and is connected with the second microcontroller.
2. the MCU infrared remote control low consumption circuit being applied to candle lamp according to claim 1, it is characterized in that, described first power circuit comprises the first battery, the first electric capacity and the second electric capacity, is connected after described first electric capacity is connected with the second Capacitance parallel connection with the first serial battery again.
3. the MCU infrared remote control low consumption circuit being applied to candle lamp according to claim 2, it is characterized in that, described battery is button cell, and described first electric capacity is electrochemical capacitor, and described second electric capacity is ceramic condenser.
4. the MCU infrared remote control low consumption circuit being applied to candle lamp according to claim 1, it is characterized in that, described LXT low-frequency oscillatory network comprises low frequency crystal oscillator, the 3rd electric capacity and the 4th electric capacity, and described low frequency crystal oscillator, the 3rd electric capacity are connected with the 4th capacitances in series.
5. the MCU infrared remote control low consumption circuit being applied to candle lamp according to claim 4, is characterized in that, described low frequency crystal oscillator is the conventional crystal oscillator of 32.768K, and described 3rd electric capacity and the 4th electric capacity are ceramic condenser.
6. the MCU infrared remote control low consumption circuit being applied to candle lamp according to claim 1, it is characterized in that, described infrared receiving circuit is provided with integrated infrared receiving terminal.
7. the MCU infrared remote control low consumption circuit being applied to candle lamp according to claim 1, it is characterized in that, described LED flashing circuit is provided with the light emitting diode that particle diameter is 2.5mm.
8. the MCU infrared remote control low consumption circuit being applied to candle lamp according to claim 1, it is characterized in that, described second source circuit comprises the second battery, the 5th electric capacity and the 6th electric capacity, is connected after described 5th electric capacity is connected with the 6th Capacitance parallel connection with the second serial battery again.
9. the MCU infrared remote control low consumption circuit being applied to candle lamp according to claim 1, it is characterized in that, described key press detecting circuit comprises remote control and opens button, remote control pass button and timing button, and button is opened in described remote control, button is closed in remote control and timing button is connected in parallel.
10. the MCU infrared remote control low consumption circuit being applied to candle lamp according to claim 1, it is characterized in that, described infrared transmitting circuit comprises current-limiting resistance, triode and diode, and described current-limiting resistance, triode are connected with Diode series.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520388217.4U CN204719964U (en) | 2015-06-08 | 2015-06-08 | Be applied to the MCU infrared remote control low consumption circuit of candle lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520388217.4U CN204719964U (en) | 2015-06-08 | 2015-06-08 | Be applied to the MCU infrared remote control low consumption circuit of candle lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204719964U true CN204719964U (en) | 2015-10-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520388217.4U Active CN204719964U (en) | 2015-06-08 | 2015-06-08 | Be applied to the MCU infrared remote control low consumption circuit of candle lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204719964U (en) |
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2015
- 2015-06-08 CN CN201520388217.4U patent/CN204719964U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Be applied to MCU infrared remote control low -power consumption circuit of candle lamp Effective date of registration: 20160121 Granted publication date: 20151021 Pledgee: Agricultural Bank of China Limited by Share Ltd Wuxi science and Technology Branch Pledgor: Wuxi Jing Zhe Science and Technology Ltd. Registration number: 2016990000068 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20180829 Granted publication date: 20151021 Pledgee: Agricultural Bank of China Limited by Share Ltd Wuxi science and Technology Branch Pledgor: Wuxi Jing Zhe Science and Technology Ltd. Registration number: 2016990000068 |