CN206851113U - A kind of control circuit of video card RGB lamps - Google Patents
A kind of control circuit of video card RGB lamps Download PDFInfo
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- CN206851113U CN206851113U CN201720741339.6U CN201720741339U CN206851113U CN 206851113 U CN206851113 U CN 206851113U CN 201720741339 U CN201720741339 U CN 201720741339U CN 206851113 U CN206851113 U CN 206851113U
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Abstract
The utility model provides a kind of control circuit of video card RGB lamps, and it includes single-chip microcomputer, and the GPU chips of video card are connected with single-chip microcomputer, and the output end of the single-chip microcomputer is connected with R lamps, G lamps, B lamps respectively；Computer control GPU chips send signal, by communications protocol circuit to single-chip microcomputer, by single-chip microcomputer come realize R lamps, G lamps, B lamps light control and regulation.Using the technical solution of the utility model, the circuit board on video card can directly control the RGB lamps on radiator, and one group of circuit can just control multigroup lamp to imitate, and be similar to the principle of parallel of circuit, each RGB circuit board be saved, so as to reach the purpose being uniformly controlled.
Description
Technical field
It the utility model is related to computer display card technical field, more particularly to a kind of control circuit of video card RGB lamps.
Background technology
With
Current existing RGB lamps are all the effects for carrying a control board in control light, and technology is with very ripe.
Just more complicated in structure after multiple light are applied in combination, the combination of circuit just seems troublesome.Once control board goes out
Existing problem, it cannot normally show the state of video card.
Utility model content
For above technical problem, the utility model provides a kind of control circuit of video card RGB lamps, the electricity allowed on video card
Road plate can directly control the light display effect on radiator, save the circuit board that RGB is carried.
On the other hand, the technical solution of the utility model is：
A kind of control circuit of video card RGB lamps, it includes single-chip microcomputer, and the GPU chips of video card are connected with single-chip microcomputer, the list
The output end of piece machine is connected with R lamps, G lamps, B lamps respectively.Wherein, computer control GPU chips send signal, by communications protocol line
Road to single-chip microcomputer, by single-chip microcomputer come realize R lamps, G lamps, B lamps light control and regulation.
Using this technical scheme, the effect of multigroup circuit is controlled by one group of circuit using single-chip microcomputer, saves each RGB
Circuit board, so as to reach the purpose being uniformly controlled.Wherein, R lamps, G lamps, B lamps are respectively red light, green light and blue lamp.
As further improvement of the utility model, the single-chip microcomputer draws including chip U1, the chip U1 including VSS
Pin, PC5/SCL pins, PA1 pins, PA3/SDA pins, PB6/SCL pins, VDD pins, PA5 pins, PA6 pins, PA7 draw
Pin；The VSS pins ground connection, the VDD pins are connected with one end of 5V power supplys, electric capacity C1 simultaneously, and the electric capacity C1's is another
End ground connection；
The ICPDA_LED connections of the PC5/SCL pins and video card, the ICPCK_LED of the PA1 pins and video card connect
Connect；
The control circuit of the video card RGB lamps includes triode Q3, triode Q4 and triode Q5；
The PA5 pins are connected with triode Q3 B ends, and the C-terminal of the triode Q3 is connected with B lamps；
The PA6 pins are connected with triode Q4 B ends, and the C-terminal of the triode Q4 is connected with G lamps；
The PA7 pins are connected with triode Q5 B ends, and the C-terminal of the triode Q5 is connected with R lamps；
The E ends ground connection at the E ends of the triode Q3, triode Q4 E ends and triode Q5；
It is connected after the R lamps, G lamps, B lamp parallel connections with relay J1, the relay J1 is connected with 5V power supplys.
As further improvement of the utility model, the control circuit of the video card RGB lamps includes transistor Q1, transistor
Q2, the LED_ADJ_3V3_PORT signals of video card are connected with transistor Q1 G ends, and the D ends of the transistor Q1 pass through resistance R1
It is connected with 5V power supplys；The S ends of the transistor Q1 respectively one end with resistance R2, resistance R3 one end and resistance R4 one end connect
Connect, the D ends for stating transistor Q1, the resistance R4 other end are connected with PA3/SDA pins；The other end of the resistance R2 is with showing
The I2CS_SDA signals connection of card, the other end of the resistance R3 and the I2CS_SDA signals of video card connect；
One end of the S ends of the transistor Q2 one end with resistance R5, resistance R6 one end and resistance R7 respectively is connected, institute
State transistor Q2 D ends, the resistance R6 other end is connected with PB6/SCL pins；The other end of the resistance R5 and video card
I2CB_SCL_R signals connect, and the other end of the resistance R7 and the I2CS_SCL signals of video card connect；The G of the transistor Q2
End is connected by resistance R9 with 3.3V power supplys；The D ends of the transistor Q1 are connected by resistance R8 with 5V power supplys.
As further improvement of the utility model, the model HT66FO185 of the chip U1.
As further improvement of the utility model, the electric capacity C1 is 4.7 μ F.
As further improvement of the utility model, the transistor Q1, transistor Q2 model SOT23_1G1D1S.
As further improvement of the utility model, the resistance R8 is that 2.2k Ω, the resistance R9 are 0.05 Ω.
As further improvement of the utility model, the triode Q3, triode Q4 and triode Q5 model
SOT23_1B1C1E。
Compared with prior art, the beneficial effects of the utility model are：
Using the technical solution of the utility model, the circuit board on video card can directly control the RGB lamps on radiator, and
One group of circuit can just control multigroup lamp to imitate, and be similar to the principle of parallel of circuit, save each RGB circuit board, unified so as to reach
The purpose of control.
Brief description of the drawings
Fig. 1 is a kind of modular structure schematic diagram of embodiment of the utility model.
Fig. 2 is a kind of circuit diagram of embodiment of the utility model.
Embodiment
Below in conjunction with the accompanying drawings, preferably embodiment of the present utility model is described in further detail.
As shown in figure 1, a kind of control circuit of video card RGB lamps, it includes single-chip microcomputer, the GPU chips and single-chip microcomputer of video card
Connection, the output end of the single-chip microcomputer are connected with R lamps, G lamps, B lamps respectively；Computer control GPU chips send signal, by communication
Agreement circuit to single-chip microcomputer, by single-chip microcomputer come realize R lamps, G lamps, B lamps light control and regulation.
As shown in Fig. 2 the single-chip microcomputer, which includes chip U1, the chip U1, includes VSS pins, PC5/SCL pins, PA1
Pin, PA3/SDA pins, PB6/SCL pins, VDD pins, PA5 pins, PA6 pins, PA7 pins；The VSS pins ground connection,
The VDD pins are connected with one end of 5V power supplys, electric capacity C1 simultaneously, the other end ground connection of the electric capacity C1；
The ICPDA_LED connections of the PC5/SCL pins and video card, the ICPCK_LED of the PA1 pins and video card connect
Connect；
The control circuit of the video card RGB lamps includes triode Q3, triode Q4 and triode Q5；
The PA5 pins are connected with triode Q3 B ends, and the C-terminal of the triode Q3 is connected with B lamps；
The PA6 pins are connected with triode Q4 B ends, and the C-terminal of the triode Q4 is connected with G lamps；
The PA7 pins are connected with triode Q5 B ends, and the C-terminal of the triode Q5 is connected with R lamps；
The E ends ground connection at the E ends of the triode Q3, triode Q4 E ends and triode Q5；
It is connected after the R lamps, G lamps, B lamp parallel connections with relay J1, the relay J1 is connected with 5V power supplys.
As shown in Fig. 2 the control circuit of the video card RGB lamps includes transistor Q1, transistor Q2, the LED_ADJ_ of video card
3V3_PORT signals are connected with transistor Q1 G ends, and the D ends of the transistor Q1 are connected by resistance R1 with 5V power supplys；It is described
One end of transistor Q1 S ends one end with resistance R2, resistance R3 one end and resistance R4 respectively is connected, described to state transistor Q1
D ends, the resistance R4 other end is connected with PA3/SDA pins；The other end of the resistance R2 and the I2CS_SDA signals of video card
Connection, the other end of the resistance R3 and the I2CS_SDA signals of video card connect；
One end of the S ends of the transistor Q2 one end with resistance R5, resistance R6 one end and resistance R7 respectively is connected, institute
State transistor Q2 D ends, the resistance R6 other end is connected with PB6/SCL pins；The other end of the resistance R5 and video card
I2CB_SCL_R signals connect, and the other end of the resistance R7 and the I2CS_SCL signals of video card connect；The G of the transistor Q2
End is connected by resistance R9 with 3.3V power supplys；The D ends of the transistor Q1 are connected by resistance R8 with 5V power supplys.
Wherein, the model HT66FO185 of the chip U1.The electric capacity C1 is 4.7 μ F.The transistor Q1, crystal
Pipe Q2 model SOT23_1G1D1S；The resistance R8 is that 2.2k Ω, the resistance R9 are 0.05 Ω；The triode Q3,
Triode Q4 and triode Q5 model SOT23_1B1C1E.
Embodiment described above is better embodiment of the present utility model, and it is new not to limit this practicality with this
The specific implementation scope of type, the scope of the utility model includes being not limited to present embodiment, all according to the utility model
Shape, the equivalence changes made of structure are in the scope of protection of the utility model.
Claims (6)
- A kind of 1. control circuit of video card RGB lamps, it is characterised in that：It includes single-chip microcomputer, and GPU chips and the single-chip microcomputer of video card connect Connect, the output end of the single-chip microcomputer is connected with R lamps, G lamps, B lamps respectively；Computer control GPU chips send signal, are assisted by communication Circuit is discussed to single-chip microcomputer, the light of R lamps, G lamps, B lamps is controlled to adjust by single-chip microcomputer.
- 2. the control circuit of video card RGB lamps according to claim 1, it is characterised in that：The single-chip microcomputer includes chip U1, The chip U1 includes VSS pins, PC5/SCL pins, PA1 pins, PA3/SDA pins, PB6/SCL pins, VDD pins, PA5 Pin, PA6 pins, PA7 pins；The VSS pins ground connection, the VDD pins connect with 5V power supplys, electric capacity C1 one end simultaneously Connect, the other end ground connection of the electric capacity C1；The ICPDA_LED connections of the PC5/SCL pins and video card, the ICPCK_LED connections of the PA1 pins and video card；The control circuit of the video card RGB lamps includes triode Q3, triode Q4 and triode Q5；The PA5 pins are connected with triode Q3 B ends, and the C-terminal of the triode Q3 is connected with B lamps；The PA6 pins are connected with triode Q4 B ends, and the C-terminal of the triode Q4 is connected with G lamps；The PA7 pins are connected with triode Q5 B ends, and the C-terminal of the triode Q5 is connected with R lamps；The E ends ground connection at the E ends of the triode Q3, triode Q4 E ends and triode Q5；It is connected after the R lamps, G lamps, B lamp parallel connections with relay J1, the relay J1 is connected with 5V power supplys.
- 3. the control circuit of video card RGB lamps according to claim 2, it is characterised in that：The control electricity of the video card RGB lamps Road includes transistor Q1, transistor Q2, and the LED_ADJ_3V3_PORT signals of video card are connected with transistor Q1 G ends, the crystalline substance Body pipe Q1 D ends are connected by resistance R1 with 5V power supplys；The S ends of the transistor Q1 one end with resistance R2, resistance R3 respectively One end connected with resistance R4 one end, the D ends of the transistor Q1, the resistance R4 other end are connected with PA3/SDA pins；Institute The I2CS_SDA signals of the other end and video card of stating resistance R2 connect, and the other end of the resistance R3 and the I2CS_SDA of video card believe Number connection；One end of the S ends of the transistor Q2 one end with resistance R5, resistance R6 one end and resistance R7 respectively is connected, the crystalline substance Body pipe Q2 D ends, the resistance R6 other end are connected with PB6/SCL pins；The other end of the resistance R5 and the I2CB_ of video card SCL_R signals connect, and the other end of the resistance R7 and the I2CS_SCL signals of video card connect；The G ends of the transistor Q2 lead to Resistance R9 is crossed to be connected with 3.3V power supplys；The D ends of the transistor Q1 are connected by resistance R8 with 5V power supplys.
- 4. the control circuit of video card RGB lamps according to claim 3, it is characterised in that：The model of the chip U1 HT66FO185。
- 5. the control circuit of video card RGB lamps according to claim 4, it is characterised in that：The electric capacity C1 is 4.7 μ F.
- 6. the control circuit of video card RGB lamps according to claim 5, it is characterised in that：The transistor Q1, transistor Q2 Model SOT23_1G1D1S；The resistance R8 is that 2.2k Ω, the resistance R9 are 0.05 Ω；The triode Q3, three poles Pipe Q4 and triode Q5 model SOT23_1B1C1E.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720741339.6U CN206851113U (en) | 2017-06-23 | 2017-06-23 | A kind of control circuit of video card RGB lamps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720741339.6U CN206851113U (en) | 2017-06-23 | 2017-06-23 | A kind of control circuit of video card RGB lamps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206851113U true CN206851113U (en) | 2018-01-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720741339.6U Active CN206851113U (en) | 2017-06-23 | 2017-06-23 | A kind of control circuit of video card RGB lamps |
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| CN (1) | CN206851113U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112312632A (en) * | 2020-12-02 | 2021-02-02 | 天津光电通信技术有限公司 | Circuit for controlling multiple LED lamps by using I2C bus and control method |
-
2017
- 2017-06-23 CN CN201720741339.6U patent/CN206851113U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112312632A (en) * | 2020-12-02 | 2021-02-02 | 天津光电通信技术有限公司 | Circuit for controlling multiple LED lamps by using I2C bus and control method |
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Effective date of registration: 20220613 Address after: 518000 1204, building 1, Shenzhen new generation industrial park, No. 136, Zhongkang Road, Meidu community, Meilin street, Futian District, Shenzhen, Guangdong Province Patentee after: Shenzhen Qicaihong Yugong Information Technology Development Co.,Ltd. Address before: 1206, floor 13, central business building, No. 88, Fuhua 1st Road, Futian District, Shenzhen, Guangdong 518057 Patentee before: COLORFUL TECHNOLOGY Co.,Ltd. |