CN205408244U - Computer camera lamp luminance automatic control circuit - Google Patents
Computer camera lamp luminance automatic control circuit Download PDFInfo
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- CN205408244U CN205408244U CN201620238692.8U CN201620238692U CN205408244U CN 205408244 U CN205408244 U CN 205408244U CN 201620238692 U CN201620238692 U CN 201620238692U CN 205408244 U CN205408244 U CN 205408244U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model provides a computer camera lamp luminance automatic control circuit mainly includes control module, switch trigger module, light sensation module, lighting module, switch trigger module and control module electricity signal connection, light sensation module and control module electricity signal connection, lighting module and control module electricity signal connection, through switch trigger module response surrounding environment light intensity, control module passes through light sensation module response surrounding environment light intensity, if surrounding environment light is darker, be not suitable for user's sight protection, control module operation lighting module is environment illumination on every side, realizes the intelligent regulation of computer camera lamp luminance.
Description
Technical field:
The present invention relates to a kind of computer shooting head lamp automatic brightness control circuit.
Background technology:
Along with the arrival of computer age, computer has become as the important tool that our daily life is indispensable.Computer video chat has had become as the important way of people's exchange, but the visual effect that ambient is when often affecting Video chat, it is therefore desirable to provide a kind of computer shooting head lamp automatic brightness control circuit, make it can change along with the change of ambient, maintain the optimum efficiency of people's Visual Observations Observations.
Summary of the invention:
For boot lighting problem, the present invention provides a kind of computer shooting head lamp automatic brightness control circuit, mainly include controlling module, on and off switch trigger module, light sensation module, lighting module, on and off switch trigger module is connected with controlling modular telecommunications number, light sensation module is connected with controlling modular telecommunications number, and lighting module is connected with controlling modular telecommunications number.
nullThe main design of this utility model is: a kind of computer shooting head lamp automatic brightness control circuit，Mainly include controlling module、On and off switch trigger module、Light sensation module、Lighting module，On and off switch trigger module is connected with controlling modular telecommunications number，Light sensation module is connected with controlling modular telecommunications number，Lighting module is connected with controlling modular telecommunications number，It is characterized in that，Computer shooting head lamp automatic brightness control circuit is by photoconductive resistance g1，Resistance R1、R2、R3、R4、R5、R6、R7，Electric capacity C1、C2、C3、C4，Switch KEY1、KEY2，Crystal oscillator Y1，Audion Q1，LED 1，Processor U1，Analog-digital converter U2，The model of photoconductive resistance g1 is 5549，The model of processor U1 is AT89S52，The model of analog-digital converter U2 is ADC0804，
Resistance R2 one end connection positive source, the 9th pin of other end connection mode number converter U2, resistance R3 one end connection power cathode, the 9th pin of other end connection mode number converter U2,
Resistance R4 one end connection positive source, the 6th pin of other end connection mode number converter U2, photoconductive resistance g1 one end connection power cathode, the 6th pin of other end connection mode number converter U2,
Resistance R5 two ends difference the 4th of connection mode number converter U2 the, 19 pins,
Electric capacity C4 one end connection positive source, the 4th pin of other end connection mode number converter U2,
The 1st of analog-digital converter U2,2,3,18,17,16,15,14,13,12,11 pins connect the 10th of processor U1 the respectively, 11,12,39,38,37,36,35,34,33,32 pins,
21st pin of resistance R6 one end connection processor U1, the base stage of other end connecting triode Q1,
The colelctor electrode of audion Q1 connects positive source, the positive pole of the emitter stage connecting luminous diode LED1 of audion Q1, and the negative pole of LED 1 connects power cathode,
After electric capacity C1 is in parallel with switch KEY1, connecting with resistance R1 in one end, the other end connects positive source, and the other end of resistance R1 connects the 9th pin of processor U1,
Electric capacity C2, C3 one end connects power cathode, and the other end connects the 18th of processor U1 the respectively, 19 pins,
The two ends of crystal oscillator Y1 connect the 18th of processor U1 the respectively, 19 pins.
Electricity group R7 one end connects positive source, and the other end connects the 6th pin of processor U1,
Switch KEY1 one end connects power cathode, and the other end connects the 6th pin of processor U1.
Sense surrounding light intensity by and off switch trigger module, control module by light sensation module sensing surrounding light intensity；If surrounding light is dark, being unsuitable for the sight protectio of user, controlling module operation lighting module is surrounding illumination, it is achieved the Intelligent adjustment of computer shooting head lamp brightness.
Beneficial effects of the present invention: 1. can sense surrounding light intensity；2. can illuminate for computer photographic head, it is achieved the Intelligent adjustment that computer shooting head lamp is bright.
Accompanying drawing illustrates:
For ease of illustrating, the present invention is embodied as and accompanying drawing is described in detail by following.
Fig. 1 present system sketch
Fig. 2 circuit diagram of the present invention
In figure: 1-controls module 2-on and off switch trigger module 3-light sensation module 4-lighting module
Detailed description of the invention:
For making the object, technical solutions and advantages of the present invention clearly understand, below by the specific embodiment shown in accompanying drawing, the present invention is described.However, it should be understood that these descriptions are illustrative of, and it is not intended to limit the scope of the present invention.Additionally, in the following description, the description to known features and technology is eliminated, to avoid unnecessarily obscuring idea of the invention.
nullA kind of computer shooting head lamp automatic brightness control circuit，Mainly include controlling module 1、On and off switch trigger module 2、Light sensation module 3、Lighting module 4，On and off switch trigger module 2 is connected with controlling module 1 signal of telecommunication，Light sensation module 3 is connected with controlling module 1 signal of telecommunication，Lighting module 4 is connected with controlling module 1 signal of telecommunication，It is characterized in that，Computer shooting head lamp automatic brightness control circuit is by photoconductive resistance g1，Resistance R1、R2、R3、R4、R5、R6、R7，Electric capacity C1、C2、C3、C4，Switch KEY1、KEY2，Crystal oscillator Y1，Audion Q1，LED 1，Processor U1，Analog-digital converter U2，The model of photoconductive resistance g1 is 5549，The model of processor U1 is AT89S52，The model of analog-digital converter U2 is ADC0804，Resistance R2 one end connects positive source，9th pin of other end connection mode number converter U2，Resistance R3 one end connects power cathode，9th pin of other end connection mode number converter U2，Resistance R4 one end connects positive source，6th pin of other end connection mode number converter U2，Photoconductive resistance g1 one end connects power cathode，6th pin of other end connection mode number converter U2，The 4th of resistance R5 two ends connection mode number converter U2 respectively、19 pins，Electric capacity C4 one end connects positive source，4th pin of other end connection mode number converter U2，The 1st of analog-digital converter U2、2、3、18、17、16、15、14、13、12、11 pins connect the 10th of processor U1 respectively、11、12、39、38、37、36、35、34、33、32 pins，Resistance R6 one end connects the 21st pin of processor U1，The base stage of other end connecting triode Q1，The colelctor electrode of audion Q1 connects positive source，The positive pole of the emitter stage connecting luminous diode LED1 of audion Q1，The negative pole of LED 1 connects power cathode，After electric capacity C1 is in parallel with switch KEY1，Connect with resistance R1 in one end，The other end connects positive source，The other end of resistance R1 connects the 9th pin of processor U1，Electric capacity C2、C3 one end connects power cathode，The other end connects the 18th of processor U1 respectively、19 pins，The two ends of crystal oscillator Y1 connect the 18th of processor U1 respectively、19 pins.Electricity group R7 one end connects positive source, and the other end connects the 6th pin of processor U1, and switch KEY1 one end connects power cathode, and the other end connects the 6th pin of processor U1.
Work process of the present invention is: be first connected with on and off switch by and off switch trigger module, it is ensured that when on and off switch is closed, switch KEY2 is pressed, and switchs KEY2 and normally upspring during unlatching；Light sensation module is arranged on wall on the left of photographic head, it is ensured that photoconductive resistance g1 can intensity of illumination around normal induction photographic head；Lighting module is arranged on wall on the right side of photographic head, it is ensured that during lighting module work, the intensity of illumination around photographic head can be improved.After light intelligent regulator works on power, the 21st pin output low level of processor U1, audion Q1 ends, and LED 1 does not work.After user turns on the power switch, switch KEY2 upsprings, and the 6th pin of processor U1 receives high level signal；Light intensity signal around photographic head is converted to analog voltage signal by photoconductive resistance g1, and analog voltage signal is converted to digital signal by analog-digital converter U2.Processor U1 reads the analog-digital converter U2 boot light intensity digital signal transmitted by the 10th, 11,12,39,38,37,36,35,34,33,32 pins, and the numerical value of the representative normal illumination intensity built-in with processor U1 contrasts, if light intensity signal value is lower than normal illumination intensity level around photographic head, the 21st pin output high level of processor U1, audion Q1 connects, LED 1 works luminescence, it is achieved the Intelligent adjustment of boot light.
The ultimate principle of the present invention and principal character and advantages of the present invention have more than been shown and described.Skilled person will appreciate that of the industry; the present invention is not restricted to the described embodiments; described in above-described embodiment and description is that principles of the invention is described; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements both fall within the claimed scope of the invention.Claimed scope is defined by appending claims and equivalent thereof.
Claims (1)
- null1. a computer shooting head lamp automatic brightness control circuit，Mainly include controlling module (1)、On and off switch trigger module (2)、Light sensation module (3)、Lighting module (4)，On and off switch trigger module (2) is connected with controlling module (1) signal of telecommunication，Light sensation module (3) is connected with controlling module (1) signal of telecommunication，Lighting module (4) is connected with controlling module (1) signal of telecommunication，It is characterized in that，Computer shooting head lamp automatic brightness control circuit is by photoconductive resistance g1，Resistance R1、R2、R3、R4、R5、R6、R7，Electric capacity C1、C2、C3、C4，Switch KEY1、KEY2，Crystal oscillator Y1，Audion Q1，LED 1，Processor U1，Analog-digital converter U2，The model of photoconductive resistance g1 is 5549，The model of processor U1 is AT89S52，The model of analog-digital converter U2 is ADC0804，Resistance R2 one end connection positive source, the 9th pin of other end connection mode number converter U2, resistance R3 one end connection power cathode, the 9th pin of other end connection mode number converter U2,Resistance R4 one end connection positive source, the 6th pin of other end connection mode number converter U2, photoconductive resistance g1 one end connection power cathode, the 6th pin of other end connection mode number converter U2,Resistance R5 two ends difference the 4th of connection mode number converter U2 the, 19 pins,Electric capacity C4 one end connection positive source, the 4th pin of other end connection mode number converter U2,The 1st of analog-digital converter U2,2,3,18,17,16,15,14,13,12,11 pins connect the 10th of processor U1 the respectively, 11,12,39,38,37,36,35,34,33,32 pins,21st pin of resistance R6 one end connection processor U1, the base stage of other end connecting triode Q1,The colelctor electrode of audion Q1 connects positive source, the positive pole of the emitter stage connecting luminous diode LED1 of audion Q1, and the negative pole of LED 1 connects power cathode,After electric capacity C1 is in parallel with switch KEY1, connecting with resistance R1 in one end, the other end connects positive source, and the other end of resistance R1 connects the 9th pin of processor U1,Electric capacity C2, C3 one end connects power cathode, and the other end connects the 18th of processor U1 the respectively, 19 pins,The two ends of crystal oscillator Y1 connect the 18th of processor U1 the respectively, 19 pins；Electricity group R7 one end connects positive source, and the other end connects the 6th pin of processor U1,Switch KEY1 one end connects power cathode, and the other end connects the 6th pin of processor U1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620238692.8U CN205408244U (en) | 2016-03-25 | 2016-03-25 | Computer camera lamp luminance automatic control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620238692.8U CN205408244U (en) | 2016-03-25 | 2016-03-25 | Computer camera lamp luminance automatic control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205408244U true CN205408244U (en) | 2016-07-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620238692.8U Expired - Fee Related CN205408244U (en) | 2016-03-25 | 2016-03-25 | Computer camera lamp luminance automatic control circuit |
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| Country | Link |
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| CN (1) | CN205408244U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108684105A (en) * | 2018-06-05 | 2018-10-19 | 西北工业大学 | A kind of control method for energy-saving lamp and control circuit of automatic regulating lightness |
-
2016
- 2016-03-25 CN CN201620238692.8U patent/CN205408244U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108684105A (en) * | 2018-06-05 | 2018-10-19 | 西北工业大学 | A kind of control method for energy-saving lamp and control circuit of automatic regulating lightness |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160727 Termination date: 20210325 |