CN106550510A - Many breath light control circuits - Google Patents
Many breath light control circuits Download PDFInfo
- Publication number
- CN106550510A CN106550510A CN201611112912.3A CN201611112912A CN106550510A CN 106550510 A CN106550510 A CN 106550510A CN 201611112912 A CN201611112912 A CN 201611112912A CN 106550510 A CN106550510 A CN 106550510A
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- CN
- China
- Prior art keywords
- led
- switch
- light group
- led light
- control circuits
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
-
- 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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- Illuminated Signs And Luminous Advertising (AREA)
Abstract
The many breath light control circuits of the present invention, including control chip and driving chip, the driving chip is controlled by the control chip, also include on and off switch one, the on and off switch two connected on the control chip, ..., on and off switch N, and it is series at the on and off switch one, on and off switch two, ..., the LED light group one, LED light group two ... ... on and off switch N, LED light group N, the LED light group one, LED light group two ... ..., LED light group N are driven by the LED interfaces one on the driving chip, LED interfaces two and LED interfaces three.Can solve the problems, such as in prior art, only to drive 3 paths of LEDs lamps or single RGB using the present invention.
Description
Technical field
The relevant a kind of breath light control circuit of the present invention, especially about a kind of control that can control many breath lights simultaneously
Circuit.
Background technology
The brightness that the servo-actuated LED function of music refers to LED changes with the size variation of music amplitude, so as to show
The effect of colorful and innervation.The color of LED and brightness are controlled by chip.At present on the market with AW2028 master chips
For solution, AW2028 chips are communicated by I2C, carry out one-time programming, you can complete the control of Self-breathing.In the chip
Middle single channel driving current is 75mA, and I2C controls 256 grades of scalable output currents, and with very high output resolution ratio, music is servo-actuated
Effect is ideal.
Refer to shown in Fig. 1, be the circuit diagram of control circuit of the prior art.By AP application chips 10 and AW2028
The control of driving chip 11, then drives 3 paths of LEDs lamps by the driving chip 11, makes the 3 paths of LEDs lamp carry out color and brightness change
Change.
However, existing driving chip acquiescence only supports the control of three tunnels, that is, three LEDs or single RGB, it is impossible to carry out
The LED of more multichannel or RGB controls.
How under present basic framework, effective control more LED or RGB become the problem for needing to solve.
The content of the invention
It is an object of the invention to provide a kind of many breath light control circuits, many breath light control circuits can be using single
Driving chip drives the LED or many RGB more than 3 tunnels.
The present invention provides a kind of many breath light control circuits, including control chip and driving chip, and the driving chip leads to
The control chip control is crossed, which also includes on and off switch one, the on and off switch two ... ... connected on the control chip, electricity
Source switch N, and the on and off switch one, on and off switch two ... ... are series at, the LED light group one, LED light group on and off switch N
Two ... ..., LED light group N, the LED light group one, LED light group two ... ..., LED light group N is by the LED on the driving chip
Interface one, LED interfaces two and LED interfaces three drive.
Preferably, the plurality of LED light group partly or entirely includes three LEDs.
Preferably, each LED color in the plurality of LED light group is different.
Preferably, each LED light group is single RGB.
Preferably, the driving chip is AW2028 chips.
Preferably, the N is 2 or 3 or 4.
Preferably, the LED of the same color in the plurality of LED light group is parallel to same LED interfaces.
Using many breath light control circuits of the present invention, the LED or many for being more than 3 tunnels is driven using single driving chip
RGB。
Description of the drawings
Below with reference to the accompanying drawings the exemplary embodiment of the present invention is described in detail, it will be appreciated that described below
Embodiment is only used for explaining the present invention, and the scope of the present invention is not restricted, and appended accompanying drawing is wherein：
Fig. 1 is the circuit diagram of many breath light control circuits of prior art；
Fig. 2 is the circuit diagram of one embodiment of many breath light control circuits of the invention.
Specific embodiment
In different drawings, same or analogous part is presented with like reference characters.
It should be appreciated that accompanying drawing is only used for, and the present invention will be described, the wherein size of part, proportionate relationship and part
Number is not as limitation of the present invention.
Refer to shown in Fig. 2, many breath light control circuits 100 of the present invention include control chip 20, it is driving chip 30, many
Individual on and off switch 41,42,43,44 and multiple LED light groups.The control chip 20 is MCP (Media in the present embodiment
Communication Processor), multiple on and off switch 41,42,43,44 are connected with control chip 20, respectively electricity
Source switch 1, on and off switch 2 42, on and off switch 3 43 and on and off switch 4 44.Control chip 20 simultaneously with driving chip 30
Connect and control driving chip 30 by I2C buses, driving chip 30 is AW2028H chips in the present embodiment.Driving core
There are on piece 30 three LED interfaces, respectively LED interface 1, LED interface 2 32 and LED interface 3 33.
It is parallel with 4 LEDs on LED interface 31, respectively L1, L4, L7, L10,4 LEDs is parallel with LED interface 32,
Respectively L2, L5, L8, L11, are parallel with 4 LEDs, respectively L3, L6, L9, L12 on LED interface 33.Above-mentioned LED
L1, L2, L3 constitute LED light group one, connect with above-mentioned on and off switch 1, control which by and off switch 1 and whether turn on.
Above-mentioned LED L4, L5, L6 composition LED light groups two, are connected with above-mentioned on and off switch 2 42, control which by and off switch 2 42
Whether turn on.Above-mentioned LED L7, L8, L9 composition LED light groups three, are connected with above-mentioned on and off switch 3 43, by and off switch three
Whether 43 control which turns on.Above-mentioned LED L10, L11, L12 composition LED light groups four, are connected with above-mentioned on and off switch 4 44, are led to
Whether which turns on to cross the control of on and off switch 4 44.
At work, if turn-on power switch 1, LED light group one is turned on, L1/L2/L3 work, for other
On and off switch 42,42,44, it is identical with this, this group of LED light group can be controlled.If multiple on and off switch are simultaneously turned on, can
Control the conducting of multigroup lamp group.In the present embodiment, every road breath light driving current of the AW2028 is 75mA, and per in the lump
Driving current required for the LED of connection is 20mA or so, and after the parallel connection of four tunnels, the electric current distributed on every paths of LEDs lamp is
18.5mA or so, because can be with effective control brightness.Certainly, in other embodiments, as long as the electric current distributed in each LED
Substantially meet demand, you can to complete the present invention, belong to well known to those skilled in the art.
In the present embodiment, a LED light group, the face of the LED in described any one lamp group are formed using 3 LEDs
Color is preferably each difference, is preferably same color using the LED of the parallel connection of same LED interface, it is also possible to as needed
And it is different.Certainly, in other embodiments, the color configuration of LED can also have different configuration modes, institute as needed
State LED light group to be substituted with single RGB.In the present embodiment, 4 on and off switch have been used, certainly in other enforcements
In example, the on and off switch can also have other numbers, be 2,3 etc..
Only in conjunction with the most practical preferred embodiment considered after mesh, present invention is described above, it is to be understood that
Described above is not limitation of the present invention, and the present invention is also not limited to the example above, the ordinary skill people of the art
Change, remodeling, addition or replacement that member is made in the essential scope of the present invention, should also belong to protection scope of the present invention.
Claims (7)
1. a kind of many breath light control circuits, including control chip and driving chip, the driving chip is by the control core
Piece is controlled, it is characterised in that also including the on and off switch one, on and off switch two ... ... connected on the control chip, power supply is opened
N is closed, and is series at the on and off switch one, on and off switch two ... ..., the LED light group one, LED light group on and off switch N
Two ... ..., LED light group N, the LED light group one, LED light group two ... ..., LED light group N is by the LED on the driving chip
Interface one, LED interfaces two and LED interfaces three drive.
2. many breath light control circuits as claimed in claim 1, it is characterised in that the plurality of LED light group is part or all of
Including three LEDs.
3. many breath light control circuits as claimed in claim 2, it is characterised in that each LED in the plurality of LED light group
Color is different.
4. many breath light control circuits as claimed in claim 3, it is characterised in that each LED light group is single RGB.
5. many breath light control circuits as described in claim 1 or 2 or 3, it is characterised in that the driving chip is AW2028
Chip.
6. many breath light control circuits as described in claim 1 or 2 or 3, it is characterised in that the N is 2 or 3 or 4.
7. many breath light control circuits as described in claim 1 or 2 or 3, it is characterised in that in the plurality of LED light group
The LED of same color is parallel to same LED interfaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611112912.3A CN106550510A (en) | 2016-12-07 | 2016-12-07 | Many breath light control circuits |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611112912.3A CN106550510A (en) | 2016-12-07 | 2016-12-07 | Many breath light control circuits |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106550510A true CN106550510A (en) | 2017-03-29 |
Family
ID=58396151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611112912.3A Pending CN106550510A (en) | 2016-12-07 | 2016-12-07 | Many breath light control circuits |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106550510A (en) |
Citations (9)
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|---|---|---|---|---|
| CN1537403A (en) * | 2001-08-03 | 2004-10-13 | �ʼҷ����ֵ��ӹɷ�����˾ | An integrated driving device with current sharing for multiple LED strings |
| US20070285918A1 (en) * | 2003-05-19 | 2007-12-13 | Sloanled, Inc. | Multiple LED control apparatus and method |
| CN201639831U (en) * | 2010-03-31 | 2010-11-17 | 青岛海信移动通信技术股份有限公司 | Breathing lamp circuit and mobile phone with same |
| CN204578845U (en) * | 2015-04-29 | 2015-08-19 | 江西师范大学 | A kind of switching device regulating light |
| CN104900197A (en) * | 2015-06-26 | 2015-09-09 | 广东美的厨房电器制造有限公司 | Backlight control circuit for microwave oven, backlight control method for microwave oven, backlight control system for microwave oven, and microwave oven |
| CN105161054A (en) * | 2015-09-14 | 2015-12-16 | 苏州市新瑞奇节电科技有限公司 | LED drive circuit |
| CN204946513U (en) * | 2015-08-26 | 2016-01-06 | 佛山市顺德区美的电热电器制造有限公司 | A kind of display control circuit and household electrical appliance |
| CN206341452U (en) * | 2016-12-21 | 2017-07-18 | 杭州海捷威电子有限公司 | Can darkening toning intelligent LED lamp |
| CN206452570U (en) * | 2016-12-07 | 2017-08-29 | 上海传英信息技术有限公司 | Many breath light control circuits |
-
2016
- 2016-12-07 CN CN201611112912.3A patent/CN106550510A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1537403A (en) * | 2001-08-03 | 2004-10-13 | �ʼҷ����ֵ��ӹɷ�����˾ | An integrated driving device with current sharing for multiple LED strings |
| US20070285918A1 (en) * | 2003-05-19 | 2007-12-13 | Sloanled, Inc. | Multiple LED control apparatus and method |
| CN201639831U (en) * | 2010-03-31 | 2010-11-17 | 青岛海信移动通信技术股份有限公司 | Breathing lamp circuit and mobile phone with same |
| CN204578845U (en) * | 2015-04-29 | 2015-08-19 | 江西师范大学 | A kind of switching device regulating light |
| CN104900197A (en) * | 2015-06-26 | 2015-09-09 | 广东美的厨房电器制造有限公司 | Backlight control circuit for microwave oven, backlight control method for microwave oven, backlight control system for microwave oven, and microwave oven |
| CN204946513U (en) * | 2015-08-26 | 2016-01-06 | 佛山市顺德区美的电热电器制造有限公司 | A kind of display control circuit and household electrical appliance |
| CN105161054A (en) * | 2015-09-14 | 2015-12-16 | 苏州市新瑞奇节电科技有限公司 | LED drive circuit |
| CN206452570U (en) * | 2016-12-07 | 2017-08-29 | 上海传英信息技术有限公司 | Many breath light control circuits |
| CN206341452U (en) * | 2016-12-21 | 2017-07-18 | 杭州海捷威电子有限公司 | Can darkening toning intelligent LED lamp |
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Application publication date: 20170329 |