CN211702455U - Lamp control circuit for computer accessories - Google Patents
Lamp control circuit for computer accessories Download PDFInfo
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- CN211702455U CN211702455U CN202020033744.4U CN202020033744U CN211702455U CN 211702455 U CN211702455 U CN 211702455U CN 202020033744 U CN202020033744 U CN 202020033744U CN 211702455 U CN211702455 U CN 211702455U
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Abstract
The utility model relates to a lamp control circuit for computer accessories, which comprises a power supply VCC, a colored lamp and a control circuit; the control circuit comprises a control chip U1 with the model number of JB60179A, a No. 4 pin of the control chip U1 is connected with a power supply VCC, a No. 11 pin is grounded, and two ends of a capacitor C1 are respectively connected with the No. 4 pin and the No. 11 pin; the power supply VCC is connected with the No. 14 pin of the control chip U1 through a resistor R4, and the No. 14 pin is controlled by a control KEY KEY to be grounded or not; the anode of the color lamp is connected with a power supply VCC, and the cathode is respectively connected with corresponding pins of the control chip. The utility model discloses in, very simple, only with a control chip and several resistances, eight lamps just can be controlled to an electric capacity, can satisfy the user to the requirement of the lamp accuse circuit of computer accessories.
Description
Technical Field
The utility model relates to a computer accessories field, especially a lamp accuse circuit for computer accessories.
Background
The common LED lamp or the breathing lamp are designed on the circuit of early computer accessory products such as a mouse, an earphone and the like, after the computer is connected, the light-transmitting place of the product can only realize single color or simple color change, the color switching and the breathing effect are mainly realized by a chip in the LED lamp, the light effect is changed by mainly depending on the light-emitting mode of the LED lamp after the product is electrified, and the computer accessory products are single and have limitations. With the improvement of living standard of people, the requirement on the light effect of products is higher and higher, so the light effect of early products is not enough to meet the requirement of people on aesthetic quality.
With the improvement of requirements of people on brain accessory products such as a mouse, an earphone and the like, lights on a plurality of computer products in the current market can be controlled according to a set light effect mode, and the market requirements are greatly met. Chinese patent publication No. CN 208623952U discloses a lamp control circuit for computer accessories, which includes a control circuit and a light-emitting circuit, wherein an output terminal of the control circuit is connected to an input terminal of the light-emitting circuit, and the control circuit includes a main control chip U1, a switching circuit, a first driving circuit and a second driving circuit.
The switching circuit comprises a touch chip U2, a touch switch and a pull-down voltage switch, wherein the pin 1 of the touch chip U2 is electrically connected with the pin 7 of the main control chip U1, one end of the touch switch is connected with the pin 3 of the touch chip U2, one end of the pull-down voltage switch is connected with the pin 7 of the main control chip U1, and the other end of the pull-down voltage switch is grounded.
The input end of the first driving circuit is connected with the main control chip U1, the input end of the second driving circuit is connected with the main control chip U1, and the other end of the first driving circuit and the other end of the second driving circuit are connected with the light-emitting circuit.
The LED lamp comprises a light-emitting circuit and is characterized in that the light-emitting circuit comprises a plurality of main LED lamp modules, each main LED lamp module comprises a plurality of sub LED lamp modules, each sub LED lamp module comprises a plurality of light-emitting diodes, and the light-emitting diodes form a dot matrix.
The lamp control circuit of the computer accessory is characterized in that according to a set light effect mode, the mode and time of signals output by the main control chip are different, the conduction conditions of the first driving circuit and the second driving circuit are different, then the conduction conditions of the light emitting diodes of the sub LED lamp modules of each main LED lamp module of the light emitting circuit are also different, and the light emitting diodes in the dot matrix emit light in different bright light conditions, so that different light effects such as horse race lamp effect, streamer lamp effect, monochrome cycle, seven-color gradual change and the like are realized. The lamp effect mode can be switched by a touch switch and a pull-down voltage switch.
However, the lamp control circuit of the brain accessory adopts two driving circuits, and the circuit is more complicated and is not complex
The requirement of a user on a simple circuit can be met.
SUMMERY OF THE UTILITY MODEL
The utility model discloses lamp accuse circuit to present brain accessory has adopted two drive circuit, and the circuit is still more complicated, can not satisfy the user to the needs of succinct circuit. A lamp control circuit for a computer accessory is provided.
The utility model discloses a realize its technical purpose and the technical scheme who adopts is: a lamp control circuit for computer accessories comprises a power supply VCC, a colored lamp and a control circuit; the control circuit comprises a control chip U1 with the model number of JB50179A, a No. 4 pin of the control chip U1 is connected with a power supply VCC, a No. 11 pin is grounded, and two ends of a capacitor C1 are respectively connected with the No. 4 pin and the No. 11 pin; the power supply VCC is connected with the No. 14 pin of the control chip U1 through a resistor R4, and the No. 14 pin is controlled by a control KEY KEY to be grounded or not; the anode of the color lamp is connected with a power supply VCC, and the cathode is respectively connected with corresponding pins of the control chip.
The utility model discloses in, very simple, only with a control chip and several resistances, eight lamps just can be controlled to an electric capacity, one piece of button KEY, can satisfy the user to the requirement of the lamp accuse circuit of computer accessory.
Further, in the above-mentioned lamp control circuit for computer accessories: the colored lamp comprises a pink lamp L1, a pink lamp L5, a blue lamp L2, a blue lamp L6, a green lamp L3, a green lamp L7, a red lamp L4 and a red lamp L8; anodes of the pink lamp L1, the pink lamp L5, the blue lamp L2 and the blue lamp L6 are respectively connected with a power supply VCC, and cathodes of the blue lamp L6 are respectively connected with a No. 2 pin, a No. 3 pin, a No. 9 pin and a No. 8 pin of the control chip; the anodes of the green lamp L3 and the green lamp L7 are respectively connected with a power supply VCC, and the cathodes of the green lamp L3 and the green lamp L7 are respectively connected with the No. 1 pin and the No. 6 pin of the control chip; the anodes of the red light L4 and the red light L8 are respectively connected with a power supply VCC, and the cathodes are respectively connected with the No. 10 pin and the No. 5 pin of the control chip.
Further, in the above-mentioned lamp control circuit for computer accessories: when the power supply VCC is connected to the pink lamp L1, the pink lamp L5, the blue lamp L2 and the blue lamp L6, a current-limiting resistor R2 is further arranged, and the resistance value of the current-limiting resistor R2 is 33 omega.
Further, in the above-mentioned lamp control circuit for computer accessories: when the power supply VCC is connected to the green lamp L3 and the green lamp L7, a current limiting resistor R3 is further arranged, and the resistance value of the current limiting resistor R3 is 47 omega.
Further, in the above-mentioned lamp control circuit for computer accessories: when the power supply VCC is connected to the red light L4 and the red light L8, a current limiting resistor R1 is further arranged, and the resistance value of the current limiting resistor R1 is 100 omega.
The present invention will be described in more detail with reference to the accompanying drawings and examples.
Drawings
Fig. 1 is a schematic diagram of a lamp control circuit of the computer accessory of the present invention.
Detailed Description
In this embodiment, the lamp control circuit for the computer accessories includes a control circuit and a light emitting circuit, the output end of the control circuit is connected to the input end of the light emitting circuit, the control circuit includes a main control chip 50179A, the light emitting circuit and a pull-down voltage switch, and the light emitting circuit is composed of 8 light emitting LEDs. This embodiment is through increasing a lamp accuse circuit on computer accessories main circuit, carries out the independent control to lamp accuse circuit, reaches a neotype control lamp effect.
Specifically, JB50179A is a flash box control IC applied to a mouse. There are 4 segments of flash modes, the electrical characteristics of which are shown in table 1:
TABLE 1
The colored lamp comprises a pink lamp L1, a pink lamp L5, a blue lamp L2, a blue lamp L6, a green lamp L3, a green lamp L7, a red lamp L4 and a red lamp L8; a total of eight LEDs. The anodes of the pink lamp L1, the pink lamp L5, the blue lamp L2 and the blue lamp L6 are respectively connected with a power supply VCC, and the cathodes are respectively connected with a No. 2 pin, a No. 3 pin, a No. 9 pin and a No. 8 pin of the control chip.
The anodes of the green lamps L3 and L7 are respectively connected with a power supply VCC, and the cathodes are respectively connected with the No. 1 pin and the No. 6 pin of the control chip.
The anodes of the red light L4 and the red light L8 are respectively connected with a power supply VCC, and the cathodes are respectively connected with the No. 10 pin and the No. 5 pin of the control chip.
In this embodiment, when the power VCC is connected to the pink lamp L1, the pink lamp L5, the blue lamp L2, and the blue lamp L6, a current limiting resistor R2 is further provided, and the resistance of the current limiting resistor R2 is 33 Ω. When the power supply VCC is connected to the green lamp L3 and the green lamp L7, a current limiting resistor R3 is further arranged, and the resistance value of the current limiting resistor R3 is 47 omega. When the power supply VCC is connected to the red light L4 and the red light L8, a current limiting resistor R1 is further arranged, and the resistance value of the current limiting resistor R1 is 100 omega.
In this embodiment, the working mode is as follows:
1. electrifying to work, flashing 8 lamps for one circle in a forward direction, flashing 8 lamps for one circle in a reverse direction, and circulating the steps;
2. triggering a tact switch for the first time, extinguishing the flash three times by using the L1 and the L5, extinguishing the flash three times by using the L2 and the L6, extinguishing the flash three times by using the L3 and the L7, and extinguishing the flash three times by using the L4 and the L8, and circulating the steps;
3. triggering the tact switch for the second time, and flashing all lamps in a breathing mode;
4. and triggering the tact switch for the fourth time, and turning off all lamps.
Claims (5)
1. A lamp control circuit for computer accessories comprises a power supply VCC, a colored lamp and a control circuit; the method is characterized in that:
the control circuit comprises a control chip U1 with the model number of JB50179A, a No. 4 pin of the control chip U1 is connected with a power supply VCC, a No. 11 pin is grounded, and two ends of a capacitor C1 are respectively connected with the No. 4 pin and the No. 11 pin;
the power supply VCC is connected with the No. 14 pin of the control chip U1 through a resistor R4, and the No. 14 pin is controlled by a control KEY KEY to be grounded or not;
the anode of the color lamp is connected with a power supply VCC, and the cathode is respectively connected with corresponding pins of the control chip.
2. The lamp control circuit for a computer accessory of claim 1, wherein:
the colored lamp comprises a pink lamp L1, a pink lamp L5, a blue lamp L2, a blue lamp L6, a green lamp L3, a green lamp L7, a red lamp L4 and a red lamp L8;
anodes of the pink lamp L1, the pink lamp L5, the blue lamp L2 and the blue lamp L6 are respectively connected with a power supply VCC, and cathodes of the blue lamp L6 are respectively connected with a No. 2 pin, a No. 3 pin, a No. 9 pin and a No. 8 pin of the control chip;
the anodes of the green lamp L3 and the green lamp L7 are respectively connected with a power supply VCC, and the cathodes of the green lamp L3 and the green lamp L7 are respectively connected with the No. 1 pin and the No. 6 pin of the control chip;
the anodes of the red light L4 and the red light L8 are respectively connected with a power supply VCC, and the cathodes are respectively connected with the No. 10 pin and the No. 5 pin of the control chip.
3. The lamp control circuit for a computer accessory of claim 2, wherein: when the power supply VCC is connected to the pink lamp L1, the pink lamp L5, the blue lamp L2 and the blue lamp L6, a current-limiting resistor R2 is further arranged, and the resistance value of the current-limiting resistor R2 is 33 omega.
4. The lamp control circuit for a computer accessory of claim 2, wherein: when the power supply VCC is connected to the green lamp L3 and the green lamp L7, a current limiting resistor R3 is further arranged, and the resistance value of the current limiting resistor R3 is 47 omega.
5. The lamp control circuit for a computer accessory of claim 2, wherein: when the power supply VCC is connected to the red light L4 and the red light L8, a current limiting resistor R1 is further arranged, and the resistance value of the current limiting resistor R1 is 100 omega.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020033744.4U CN211702455U (en) | 2020-01-08 | 2020-01-08 | Lamp control circuit for computer accessories |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020033744.4U CN211702455U (en) | 2020-01-08 | 2020-01-08 | Lamp control circuit for computer accessories |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211702455U true CN211702455U (en) | 2020-10-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020033744.4U Active CN211702455U (en) | 2020-01-08 | 2020-01-08 | Lamp control circuit for computer accessories |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211702455U (en) |
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2020
- 2020-01-08 CN CN202020033744.4U patent/CN211702455U/en active Active
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