CN220731947U - Novel one drags four USB concentrator circuits - Google Patents
Novel one drags four USB concentrator circuits Download PDFInfo
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- CN220731947U CN220731947U CN202321812144.8U CN202321812144U CN220731947U CN 220731947 U CN220731947 U CN 220731947U CN 202321812144 U CN202321812144 U CN 202321812144U CN 220731947 U CN220731947 U CN 220731947U
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- 239000003990 capacitor Substances 0.000 claims description 20
- 238000010586 diagram Methods 0.000 description 6
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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
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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Abstract
The utility model discloses a novel one-to-four USB hub circuit, which comprises a USB input interface circuit, four USB output interface circuits, a main control circuit, a power supply working indicator lamp circuit and an output interface working indicator lamp circuit, wherein the USB input interface circuit is used for being connected with a host end, the four USB output interface circuits are used for being connected with a peripheral end, the main control circuit is used for realizing data transmission and forwarding and realizing the effect of working state detection, the power supply working indicator lamp circuit is used for displaying the working state of the main control circuit, and the output interface working indicator lamp circuit is used for displaying the working state of the four USB output interface circuits; through setting up power work pilot lamp circuit and output interface work pilot lamp circuit, power work pilot lamp circuit shows the operating condition of main control circuit, and output interface work pilot lamp circuit shows the operating condition of four USB output interface circuits to can be convenient for the user to know the fault location, and then the user of being convenient for in time adjusts.
Description
Technical Field
The utility model relates to the technical field of USB hubs, in particular to a novel one-to-four USB hub circuit.
Background
With the popularization of a large number of personal computers supporting USB, USB has become a standard interface of a PC, and almost 100% of the PC supports USB at a host end; on the peripheral side, devices using USB interfaces, such as digital cameras, scanners, joysticks, magnetic tapes, floppy drives, image devices, printers, keyboards, mice, etc., are increasing, and because of the wide application of USB interfaces, a PC may need to be plugged with multiple USB devices at the same time, such as a USB mouse and a USB keyboard, but a scanner and a printer using USB interfaces are also needed, so that a USB hub with one-to-four USB interface is designed in the prior art, however, when the USB interface in the existing USB hub with one-to-four USB interface fails, the user cannot timely know the failure location, and thus the user cannot timely adjust.
Disclosure of Invention
In view of this, the present utility model provides a new one-to-four USB hub circuit, which can solve the defect that the user cannot timely know the fault location in the existing one-to-four USB hub.
The technical scheme of the utility model is realized as follows:
the utility model provides a novel one drags four USB concentrator circuits, includes USB input interface circuit, four USB output interface circuits, master control circuit, power supply work pilot lamp circuit and output interface work pilot lamp circuit, USB input interface circuit is used for being connected with the host computer end, four USB output interface circuits are used for being connected with the peripheral hardware end, master control circuit is used for realizing data transmission and forwarding to and realize the effect that operating condition detected, power supply work pilot lamp circuit is used for showing master control circuit's operating condition, output interface work pilot lamp circuit is used for showing four USB output interface circuit's operating condition, USB input interface circuit, four USB output interface circuits, power supply work pilot lamp circuit and output interface work pilot lamp circuit respectively with master control circuit electric connection.
As a further alternative scheme of the novel one-to-four USB hub circuit, the USB input interface circuit adopts a first 4P port connecting seat, a first pin, a second pin and a third pin of the first 4P port connecting seat are respectively connected with the main control circuit, and a fourth pin, a fifth pin and a sixth pin of the first 4P port connecting seat are grounded.
As a further alternative scheme of the novel one-to-four USB hub circuit, the four USB output interface circuits comprise a first USB output interface module, a second USB output interface module, a third USB output interface module and a fourth USB output interface module, the first USB output interface module, the second USB output interface module, the third USB output interface module and the fourth USB output interface module all comprise a second 4P port connecting seat and a first capacitor, one ends of a first pin and the first capacitor of the second 4P port connecting seat are connected with the main control circuit, a second pin and a third pin of the second 4P port connecting seat are respectively connected with the main control circuit, and the other end of the first capacitor, a fourth pin, a fifth pin and a sixth pin of the second 4P port connecting seat are grounded.
As a further alternative scheme of the novel one-to-four USB hub circuit, the main control circuit comprises a power module and a singlechip, wherein the power module is connected with the singlechip, and the singlechip comprises a FE1.1S-SS0P28 chip and a peripheral circuit thereof.
As a further alternative scheme of the novel one-to-four USB hub circuit, the power supply working indicator light circuit includes a first resistor, a first diode and a second capacitor, one end of the first resistor and one end of the second capacitor form a common end and are connected with the main control circuit, the other end of the first resistor and one end of the first diode are connected, and the other end of the first diode and the other end of the second capacitor form a common end to be grounded.
As a further alternative scheme of the novel one-to-four USB hub circuit, the output interface working indicator circuit includes a second resistor, a third resistor, a fourth resistor, a second diode, a third diode, a fourth diode, a fifth diode and a sixth diode, one end of the second diode, the third diode, the fourth diode, the fifth diode and one end of the sixth diode form a common end and are connected with the master control circuit, the other end of the second diode is connected with one end of the second resistor, the other end of the third diode and the other end of the fourth diode form a common end and are connected with one end of the third resistor, the other end of the third resistor is connected with the master control unit, the other end of the fifth diode and the other end of the sixth diode form a common end and are connected with one end of the fourth resistor, and the other end of the fourth resistor is connected with the master control unit.
The beneficial effects of the utility model are as follows: through setting up power work pilot lamp circuit and output interface work pilot lamp circuit, power work pilot lamp circuit shows the operating condition of main control circuit, and output interface work pilot lamp circuit shows the operating condition of four USB output interface circuits to can be convenient for the user to know the fault location, and then the user of being convenient for in time adjusts.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a novel one-to-four USB hub circuit according to the present utility model;
FIG. 2 is a schematic diagram of a USB input interface circuit in a novel one-to-four USB hub circuit according to the present utility model;
FIG. 3 is a schematic diagram of a USB output interface circuit in a novel one-to-four USB hub circuit according to the present utility model;
FIG. 4 is a schematic diagram of a master circuit in a novel one-to-four USB hub circuit according to the present utility model;
FIG. 5 is a schematic diagram of a power on indicator circuit in a novel one-to-four USB hub circuit according to the present utility model;
FIG. 6 is a schematic diagram of an output interface work indicator circuit in a novel one-to-four USB hub circuit according to the present utility model;
reference numerals illustrate: c15, a first capacitor; c17, a second capacitor; r19, first resistance; r18, second resistance; r20, third resistor; r17, fourth resistance; d3, a second diode; DU7, third diode; DU5, fourth diode; DU8, fifth diode; DU6, sixth diode.
Detailed Description
The following description of the technical solutions in the embodiments of the present utility model will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-6, a novel one-to-four USB hub circuit comprises a USB input interface circuit, four USB output interface circuits, a master control circuit, a power supply operation indicator light circuit and an output interface operation indicator light circuit, wherein the USB input interface circuit is used for being connected with a host end, the four USB output interface circuits are used for being connected with peripheral ends, the master control circuit is used for realizing data transmission and forwarding and realizing the effect of working state detection, the power supply operation indicator light circuit is used for displaying the working state of the master control circuit, the output interface operation indicator light circuit is used for displaying the working state of the four USB output interface circuits, and the USB input interface circuit, the four USB output interface circuits, the power supply operation indicator light circuit and the output interface operation indicator light circuit are respectively electrically connected with the master control circuit.
In this embodiment, through setting up power work pilot lamp circuit and output interface work pilot lamp circuit, power work pilot lamp circuit shows the operating condition of main control circuit, and output interface work pilot lamp circuit shows the operating condition of four USB output interface circuits to can be convenient for the user know the fault location, and then the user of being convenient for in time adjusts.
Preferably, the USB input interface circuit adopts a first 4P port connection socket, a first pin, a second pin and a third pin of the first 4P port connection socket are respectively connected with the main control circuit, and a fourth pin, a fifth pin and a sixth pin of the first 4P port connection socket are grounded.
Preferably, the four USB output interface circuits include a first USB output interface module, a second USB output interface module, a third USB output interface module and a fourth USB output interface module, where the first USB output interface module, the second USB output interface module, the third USB output interface module and the fourth USB output interface module all include a second 4P-port connection seat and a first capacitor C15, one ends of the first pin and the first capacitor C15 of the second 4P-port connection seat are connected with the main control circuit, the second pin and the third pin of the second 4P-port connection seat are connected with the main control circuit respectively, and the other ends of the first capacitor C15, the fourth pin, the fifth pin and the sixth pin of the second 4P-port connection seat are grounded.
Preferably, the main control circuit comprises a power module and a singlechip, wherein the power module is connected with the singlechip, and the singlechip comprises a FE1.1S-SS0P28 chip and a peripheral circuit thereof.
Preferably, the power supply working indicator lamp circuit includes a first resistor R19, a first diode D4 and a second capacitor C17, where one end of the first resistor R19 and one end of the second capacitor C17 form a common terminal and are connected with the main control circuit, the other end of the first resistor R19 is connected with one end of the first diode D4, and the other end of the first diode D4 and the other end of the second capacitor C17 form a common terminal to be grounded.
Preferably, the output interface operation indicator lamp circuit includes a second resistor R18, a third resistor R20, a fourth resistor R17, a second diode D3, a third diode DU7, a fourth diode DU5, a fifth diode DU8 and a sixth diode DU6, one end of the second diode D3, the third diode DU7, the fourth diode DU5, the fifth diode DU8 and the sixth diode DU6 form a common end and are connected to the master circuit, the other end of the second diode D3 is connected to one end of the second resistor R18, the other end of the second resistor R18 is grounded, the other end of the third diode DU7 and the other end of the fourth diode DU5 form a common end and are connected to one end of the third resistor R20, the other end of the third resistor R20 is connected to the master unit, the other end of the fifth diode DU8 and the other end of the sixth diode DU6 form a common end and are connected to one end of the fourth resistor R17, and the other end of the fourth resistor R17 is connected to the master unit.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (5)
1. The novel one-to-four USB hub circuit is characterized by comprising a USB input interface circuit, four USB output interface circuits, a main control circuit, a power supply work indicator lamp circuit and an output interface work indicator lamp circuit, wherein the USB input interface circuit is used for being connected with a host end, the four USB output interface circuits are used for being connected with a peripheral end, the main control circuit is used for realizing data transmission and forwarding and realizing the effect of working state detection, the power supply work indicator lamp circuit is used for displaying the working state of the main control circuit, the output interface work indicator lamp circuit is used for displaying the working state of the four USB output interface circuits, and the USB input interface circuit, the four USB output interface circuits, the power supply work indicator lamp circuit and the output interface work indicator lamp circuit are respectively electrically connected with the main control circuit;
the main control circuit comprises a power module and a singlechip, wherein the power module is connected with the singlechip, and the singlechip comprises a FE1.1S-SS0P28 chip and a peripheral circuit thereof.
2. The novel one-to-four USB hub circuit according to claim 1, wherein the USB input interface circuit adopts a first 4P port connection seat, the first pin, the second pin and the third pin of the first 4P port connection seat are respectively connected with the main control circuit, and the fourth pin, the fifth pin and the sixth pin of the first 4P port connection seat are grounded.
3. The novel one-to-four USB hub circuit according to claim 2, wherein the four USB output interface circuits comprise a first USB output interface module, a second USB output interface module, a third USB output interface module and a fourth USB output interface module, the first USB output interface module, the second USB output interface module, the third USB output interface module and the fourth USB output interface module all comprise a second 4P port connecting seat and a first capacitor, one ends of the first pin and the first capacitor of the second 4P port connecting seat are connected with the main control circuit, the second pin and the third pin of the second 4P port connecting seat are connected with the main control circuit respectively, and the other ends of the first capacitor, the fourth pin, the fifth pin and the sixth pin of the second 4P port connecting seat are grounded.
4. The novel one-to-four USB hub circuit according to claim 3, wherein the power supply operation indicator circuit comprises a first resistor, a first diode and a second capacitor, wherein one end of the first resistor and one end of the second capacitor form a common end to be connected with the main control circuit, the other end of the first resistor and one end of the first diode are connected, and the other end of the first diode and the other end of the second capacitor form a common end to be grounded.
5. The novel one-to-four USB hub circuit of claim 4, wherein the output interface working indicator circuit comprises a second resistor, a third resistor, a fourth resistor, a second diode, a third diode, a fourth diode, a fifth diode and a sixth diode, wherein one ends of the second diode, the third diode, the fourth diode, the fifth diode and the sixth diode form a common end to be connected with the main control circuit, the other end of the second diode is connected with one end of the second resistor, the other ends of the third diode and the fourth diode form a common end to be connected with one end of the third resistor, the other end of the third resistor is connected with the main control unit, the other ends of the fifth diode and the other ends of the sixth diode form a common end to be connected with one end of the fourth resistor, and the other ends of the fourth resistor are connected with the main control unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321812144.8U CN220731947U (en) | 2023-07-11 | 2023-07-11 | Novel one drags four USB concentrator circuits |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321812144.8U CN220731947U (en) | 2023-07-11 | 2023-07-11 | Novel one drags four USB concentrator circuits |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220731947U true CN220731947U (en) | 2024-04-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321812144.8U Active CN220731947U (en) | 2023-07-11 | 2023-07-11 | Novel one drags four USB concentrator circuits |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220731947U (en) |
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2023
- 2023-07-11 CN CN202321812144.8U patent/CN220731947U/en active Active
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