CN204536819U - The display device of teleputer switching function is realized by one key - Google Patents
The display device of teleputer switching function is realized by one key Download PDFInfo
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- CN204536819U CN204536819U CN201520235505.6U CN201520235505U CN204536819U CN 204536819 U CN204536819 U CN 204536819U CN 201520235505 U CN201520235505 U CN 201520235505U CN 204536819 U CN204536819 U CN 204536819U
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Abstract
The utility model relates to the display device being realized teleputer switching function by one key, it is characterized in that, comprise button, MCU, television terminal, computer terminal, for detecting the testing circuit of computer terminal open and-shut mode and the control circuit for controlling computer terminal opening and closing; Described television terminal is all connected with MCU with one end of button, the other end ground connection of button; The test side of described MCU connects the state end of computer terminal by testing circuit; The control end of described MCU connects the opening and closing end of computer terminal by control circuit.It realizes unlatching to teleputer two terminal presentation facilities or closedown by a button simultaneously, and easy to use, structure is simple.
Description
Technical field
The utility model relates to the display device being realized teleputer switching function by one key.
Background technology
During power switch in our daily life every day a kind of product that all will use, and teleputer also to become basically universal every household along with growth in the living standard, become a part indispensable in life, at work, amusement, learning areas, effect important during TV and computer all play.But TV and computer usually all independently configure and use, and the space taken is larger, add the cost of configuration, function singleness, therefore occur television PC on the market, but unlatching TV and computer need to use different buttons, use and make troubles.
Utility model content
For above-mentioned technical matters, the purpose of this utility model is to provide a kind of display device being realized teleputer switching function by one key, it realizes unlatching to teleputer two terminal presentation facilities or closedown by a button simultaneously, and easy to use, structure is simple.
For achieving the above object, the utility model adopts following technical scheme:
Realized the display device of teleputer switching function by one key, comprise button, MCU, television terminal, computer terminal, for detecting the testing circuit of computer terminal open and-shut mode and the control circuit for controlling computer terminal opening and closing; Described television terminal is all connected with MCU with one end of button, the other end ground connection of button; The test side of described MCU connects the state end of computer terminal by testing circuit; The control end of described MCU connects the opening and closing end of computer terminal by control circuit.
Further, described testing circuit comprises triode Q1, triode Q2, resistance R1, resistance R2, resistance R3, resistance R4 and resistance R5; One end of described resistance R1, one end of resistance R2 are all connected with the base stage of triode Q1, and the other end of resistance R1 connects the state end of computer terminal; The equal ground connection of emitter of the other end of described resistance R2, the emitter of triode Q1 and triode Q2; One end of described resistance R3 is all connected with the collector of triode Q1 with one end of resistance R4; The other end of described resistance R3 is all connected with direct current VCC with one end of resistance R5; The base stage of the other end connecting triode Q2 of resistance R4, the collector of triode Q2 is all connected with the test side of MCU with the other end of resistance R5.
Further, described control circuit comprises resistance R6 and resistance R7; One end of described resistance R6 is all connected with the opening and closing end of computer terminal with one end of resistance R7; The other end of described resistance R6 connects the control end of MCU; The other end of described resistance R7 connects direct current VCC.
Compared to existing technology, the beneficial effects of the utility model are:
When complete machine is standby, when button is pressed, MCU reads low level signal, and MCU directly controls television terminal and opens; The level state that MCU detects computer terminal by testing circuit is low level, controls computer terminal afterwards open by control circuit; On the other hand, when complete machine is started shooting, push button, by testing circuit, MCU detects that the electricity condition of computer terminal is high level, thus controls computer terminal closedown by control circuit, when detecting that the state terminal voltage of computer terminal is low, control television terminal again to close, therefore achieve a function of opening by key control television terminal and computer terminal or closing, structure is simple, easy to use, practical.
Accompanying drawing explanation
Fig. 1 is the circuit structure diagram of the utility model embodiment.
Wherein, 1, MCU; 2, television terminal; 3, computer terminal; 4, testing circuit; 5, control circuit.
Embodiment
Below, by reference to the accompanying drawings and embodiment, the utility model is described further:
See Fig. 1, the display device being realized teleputer switching function by one key of the present embodiment, comprise button K, MCU 1, television terminal 2, computer terminal 3, for detecting the testing circuit 4 of computer terminal open and-shut mode and the control circuit 5 for controlling computer terminal opening and closing; Television terminal 2 is all connected with MCU 1 with one end of button K, the other end ground connection of button K; The test side of MCU 1 connects the state end of computer terminal 3 by testing circuit 4; The control end of MCU1 connects the opening and closing end of computer terminal 3 by control circuit 5.When complete machine shutdown, K, the MCU 1 that push button directly controls television terminal 2 and opens; The level state that MCU 1 detects computer terminal 3 by testing circuit 4 is low level, controls computer terminal 3 afterwards open by control circuit 5; On the other hand, when complete machine is started shooting, by testing circuit 4, MCU 1 detects that the electricity condition of computer terminal 3 is high level, thus controls computer terminal 3 by control circuit 5 and close, when detecting that the state terminal voltage of computer terminal 3 is low, then control television terminal 2 and close.
Concrete, testing circuit 4 comprises triode Q1, triode Q2, resistance R1, resistance R2, resistance R3, resistance R4 and resistance R5; One end of resistance R1, one end of resistance R2 are all connected with the base stage b1 of triode Q1, and the other end of resistance R1 connects the state end of computer terminal 3; Emitter e 2 all ground connection of the other end of resistance R2, the emitter e 1 of triode Q1 and triode Q2; One end of resistance R3 is all connected with the collector c1 of triode Q1 with one end of resistance R4; The other end of resistance R3 is all connected with direct current VCC with one end of resistance R5; The base stage b2 of the other end connecting triode Q2 of resistance R4, the collector c2 of triode Q2 is all connected with the test side of MCU 1 with the other end of resistance R5.
Control circuit 5 comprises resistance R6 and resistance R7; One end of resistance R6 is all connected with the opening and closing end of computer terminal 3 with one end of resistance R7; The other end of resistance R6 connects the control end of MCU 1; The other end of resistance R7 connects direct current VCC.
The principle of work of the present embodiment is:
Under complete machine holding state, when the button K of display device is pressed, the port level that MCU 1 is connected with button K is dragged down, the level of MCU 1 control end is set high by acquiescence, the port that MCU 1 is connected with television terminal 2 first sends the level that television terminal 2 is started shooting, simultaneously, by detecting the voltage of the state end of computer terminal 3, (when shutting down in computer terminal 3, the voltage of this state end is low in the test side of MCU 1, when starting shooting in computer terminal 3, the voltage of this state is for high, wherein, 0V is low, 5-12V is high), when detecting that the voltage of computer terminal 3 state end is low, the control end of MCU 1 sends a low level pulse, this low level pulse makes the opening and closing terminal voltage of computer terminal 3 set low, thus started shooting in computer terminal 3, realize television terminal 2 to start shooting together with computer terminal 3,
Under complete machine open state, when the button K of display device is pressed, the port level that MCU 1 is connected with button K is dragged down, (when shutting down in computer terminal 3, the voltage of this state end is low first to make the test side of MCU 1 be detected the voltage of the state end of computer terminal 3 by testing circuit 4, when starting shooting in computer terminal 3, the voltage of this state is for high, wherein, 0V is low, 5-12V is high), when detecting that the voltage of state end is high, the control end of MCU 1 sends a low level pulse, this low level pulse makes the opening and closing terminal voltage of computer terminal 3 set low, thus shut down in computer terminal 3, until when MCU 1 test side detects that the voltage of computer terminal 3 state end is low, MCU 1 just controls television terminal 2 and shuts down, and then realize TV and shut down together with computer.
To one skilled in the art, according to technical scheme described above and design, other various corresponding change and deformation can be made, and all these change and deformation all should belong within the protection domain of the utility model claim.
Claims (3)
1. the display device of teleputer switching function is realized by one key, it is characterized in that, comprise button, MCU, television terminal, computer terminal, for detecting the testing circuit of computer terminal open and-shut mode and the control circuit for controlling computer terminal opening and closing; Described television terminal is all connected with MCU with one end of button, the other end ground connection of button; The test side of described MCU connects the state end of computer terminal by testing circuit; The control end of described MCU connects the opening and closing end of computer terminal by control circuit.
2. the display device being realized teleputer switching function by one key as claimed in claim 1, it is characterized in that, described testing circuit comprises triode Q1, triode Q2, resistance R1, resistance R2, resistance R3, resistance R4 and resistance R5; One end of described resistance R1, one end of resistance R2 are all connected with the base stage of triode Q1, and the other end of resistance R1 connects the state end of computer terminal; The equal ground connection of emitter of the other end of described resistance R2, the emitter of triode Q1 and triode Q2; One end of described resistance R3 is all connected with the collector of triode Q1 with one end of resistance R4; The other end of described resistance R3 is all connected with direct current VCC with one end of resistance R5; The base stage of the other end connecting triode Q2 of resistance R4, the collector of triode Q2 is all connected with the test side of MCU with the other end of resistance R5.
3. the display device being realized teleputer switching function by one key as claimed in claim 1, it is characterized in that, described control circuit comprises resistance R6 and resistance R7; One end of described resistance R6 is all connected with the opening and closing end of computer terminal with one end of resistance R7; The other end of described resistance R6 connects the control end of MCU; The other end of described resistance R7 connects direct current VCC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520235505.6U CN204536819U (en) | 2015-04-17 | 2015-04-17 | The display device of teleputer switching function is realized by one key |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520235505.6U CN204536819U (en) | 2015-04-17 | 2015-04-17 | The display device of teleputer switching function is realized by one key |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204536819U true CN204536819U (en) | 2015-08-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520235505.6U Active CN204536819U (en) | 2015-04-17 | 2015-04-17 | The display device of teleputer switching function is realized by one key |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204536819U (en) |
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2015
- 2015-04-17 CN CN201520235505.6U patent/CN204536819U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210809 Address after: 511400 Room 302, building 16, Tian'an headquarters center, No. 555, North Panyu Avenue, Donghuan street, Panyu District, Guangzhou City, Guangdong Province Patentee after: GUANGZHOU CREATEVIEW OPTOELECTRONICS TECHNOLOGY Co.,Ltd. Address before: 511430 Room 502, No. 5, Gongye Yiheng Road, Dawei village, Dashi street, Panyu District, Guangzhou City, Guangdong Province Patentee before: GUANGZHOU DAZZLE WISDOM ELECTRONICS Co.,Ltd. |