CN217216776U - Data transmission interface and electronic equipment - Google Patents
Data transmission interface and electronic equipment Download PDFInfo
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- CN217216776U CN217216776U CN202220799196.5U CN202220799196U CN217216776U CN 217216776 U CN217216776 U CN 217216776U CN 202220799196 U CN202220799196 U CN 202220799196U CN 217216776 U CN217216776 U CN 217216776U
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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 provides a data transmission interface and electronic equipment, wherein, first array terminal configuration is on PCB board first surface, the second array terminal configuration is on PCB board second surface, the output of first level signal production return circuit and the signal end electrical connection of first array terminal, the output of second level signal production return circuit and the signal end electrical connection of second array terminal, the output of power supply return circuit and the power supply end of first array terminal, the power supply end electrical connection of second array terminal; the first array terminal and the second array terminal are electrically connected with a processor of electronic equipment, the input end of the first level signal generating loop, the input end of the second level signal generating loop and the input end of the power supply loop are used for being connected with a power supply, the PCB is used for forming a data transmission interface with the electronic equipment, and the problem that the electronic equipment in the prior art can be identified with TYPE-C HUB only by configuring a complex circuit is solved.
Description
Technical Field
The utility model relates to a data transmission field, in particular to data transmission interface and electronic equipment.
Background
At present, equipment (such as a notebook, a tablet computer, an all-in-one machine, a set top box, VR and the like) on the market is designed towards a light and thin TYPE, a TYPE-C interface is gradually used for replacing a conventional USB interface for data transmission, and the standard TYPE-C equipment also has to have a PD protocol for normally identifying TYPE-C HUB because the TYPE-C specification has to have a protocol for communication and then can carry out data transmission with TYPE-CHUB.
Since the conventional TYPE-C equipment in the market at present has protocol specifications, a protocol chip, such as a PD chip, needs to be added in the TYPE-C equipment, and other complex peripheral auxiliary lines need to be added, so that the design line is complex and the cost is high.
In view of this, the present application is presented.
SUMMERY OF THE UTILITY MODEL
The utility model provides a data transmission interface and electronic equipment aims at solving the problem that the electronic equipment among the prior art need dispose complicated circuit just can discern with TYPE-C HUB.
The utility model discloses a first embodiment provides a data transmission interface, include: the array antenna comprises a PCB, a first array terminal, a second array terminal, a first level signal generating circuit, a second level signal generating circuit and a power supply circuit;
the first array terminal is configured on the first surface of the PCB, the second array terminal is configured on the second surface of the PCB, the output end of the first level signal generating loop is electrically connected with the signal end of the first array terminal, the output end of the second level signal generating loop is electrically connected with the signal end of the second array terminal, and the output end of the power supply loop is electrically connected with the power supply end of the first array terminal and the power supply end of the second array terminal;
the first array terminal and the second array terminal are used for being electrically connected with a processor of electronic equipment, the input end of the first level signal generating circuit, the input end of the second level signal generating circuit and the input end of the power supply circuit are used for being connected with a power supply, and the PCB is used for forming a data transmission interface with the electronic equipment.
Preferably, the first level signal generating circuit includes: a first resistor;
the first end of the first resistor is connected with the power supply, the second end of the first resistor is grounded, and the first end of the first resistor is electrically connected with the CC1 end of the first array terminal.
Preferably, the second level signal generating circuit includes: a second resistor;
the first end of the second resistor is connected with the power supply, the second end of the second resistor is grounded, and the first end of the second resistor is electrically connected with the CC2 end of the second array terminal.
Preferably, the power supply circuit comprises: the power supply circuit comprises a power supply chip, a first capacitor and a third resistor;
the first end of the third resistor is electrically connected with the input end of the power supply chip, the second end of the third resistor is electrically connected with the enable end of the power supply chip, the first end of the third resistor is electrically connected with a power supply, the third resistor is grounded through the first capacitor, and the output end of the power supply chip is electrically connected with the power supply end of the first array terminal and the power supply end of the second array terminal.
Preferably, a filtering loop is further included;
the filter circuit is configured between the power supply ends of the first array terminal and the power supply ends of the second array terminal.
Preferably, the filter circuit comprises a second capacitor;
and the first end of the second capacitor is electrically connected with the power supply end of the first array terminal and the power supply end of the second array terminal.
A second embodiment of the present invention provides an electronic device, including power supply, processor and as above any item a data transmission interface, the power supply with first level signal produces the input in return circuit the input of second level signal production return circuit the input electrical connection of power supply loop, the processor with first array terminal the second array terminal electrical connection, electronic device can with the PCB board forms the data transmission interface.
Based on a pair of data transmission interface and electronic equipment supplies power for TYPE-C HUB at the data transmission interface access through supply circuit, simultaneously, first level signal produces the return circuit and can gives high level signal of the signal end of first array terminal, or second level signal produces the return circuit and can give high level signal of the signal end of second array terminal to reach electronic equipment's treater, shake hands with realizing electronic equipment and TYPE-C HUB, realize data interaction, solve the problem that electronic equipment among the prior art need dispose complicated circuit and just can discern with TYPE-C HUB.
Drawings
Fig. 1 is a schematic circuit diagram of a data transmission interface according to the present invention.
FIG. 2 is a waveform diagram of the prior TYPE-C electronic device at the CC1 and CC2 ends when the TYPE-C HUB is not accessed;
FIG. 3 is a waveform diagram of the prior TYPE-C electronic device at the CC1 and CC2 ends when the TYPE-C HUB is connected;
FIG. 4 is a waveform diagram of the TYPE-C HUB with opposite connection between the CC1 and CC2 terminals of the conventional TYPE-C electronic device.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.
The utility model provides a data transmission interface and electronic equipment aims at solving the problem that the electronic equipment among the prior art need dispose complicated circuit just can discern with TYPE-C HUB.
Referring to fig. 1, a first embodiment of the present invention provides a data transmission interface, including: the circuit comprises a PCB, a first array terminal 5, a second array terminal 6, a first level signal generating circuit 2, a second level signal generating circuit 4 and a power supply circuit 1;
the first array terminal 5 is configured on the first surface of the PCB, the second array terminal 6 is configured on the second surface of the PCB, the output end of the first level signal generating circuit 2 is electrically connected with the signal end of the first array terminal 5, the output end of the second level signal generating circuit 4 is electrically connected with the signal end of the second array terminal 6, and the output end of the power supply circuit 1 is electrically connected with the power supply end of the first array terminal 5 and the power supply end of the second array terminal 6;
the first array terminal 5 and the second array terminal 6 are used for being electrically connected with a processor of electronic equipment, the input end of the first level signal generating circuit 2, the input end of the second level signal generating circuit 4 and the input end of the power supply circuit 1 are used for being connected with a power supply, and the PCB is used for forming a data transmission interface with the electronic equipment.
It should be noted that, in the electronic device with TYPE-C interface, when the signal terminals (i.e. CC1 and CC2) of the interface are not connected to TYPE-C HUB or other TYPE-C hardware, the signal waveform is a regular rectangular square wave with high and low changes, as shown in fig. 2, when the TYPE-C HUB or other TYPE-C hardware is accessed to the electronic device with the TYPE-C interface on the front side, the signal terminal CC1 of the interface is at high level, and the signal terminal CC2 is at low level, as shown in fig. 3, when a TYPE-C HUB or other TYPE-C hardware has front access to an electronic device with a TYPE-C interface, the signal terminals CC2 of the interface are high and CC1 is low, as shown in fig. 4, it should be understood that the electronic device is provided with a PD chip, when the PD chip identifies a high level, the handshake of the TYPE-C HUB and the electronic equipment is realized.
In this embodiment, when the TYPE-C HUB is connected to a PCB board and an electronic device to form a data transmission interface, the TYPE-C HUB is powered through the power supply circuit 1, and the first level signal generating circuit 2 can provide a high level signal for the signal terminals (i.e. CC1) of the first array terminals 5, or the second level signal generating circuit 4 can provide a high level signal for the signal terminals (i.e. CC2) of the second array terminals 6, and transmit the high level signal to a processor of the electronic device, so as to enable the electronic device and the TYPE-C HUB to perform handshaking, and at the same time, implement data interaction, and solve the problem that the electronic device in the prior art needs to configure a complicated circuit to be identified with the TYPE-C HUB.
In one possible embodiment of the present invention, the first level signal generating circuit 2 includes: a first resistor R1;
a first end of the first resistor R1 is connected to the power supply, a second end of the first resistor R1 is grounded, and a first end of the first resistor R1 is electrically connected to the CC1 end of the first array terminal 5.
It should be noted that, the first level generating circuit is used to generate a high level signal, so that when the TYPE-C HUB is connected in front, the CC1 terminal is a high level signal, so as to enable the electronic device to handshake with the TYPE-C HUB, and further implement data transmission or interaction, of course, in other embodiments, the first level generating circuit 2 may also be composed of other electronic components, which is not specifically limited herein, but these schemes are all within the protection scope of the present invention.
In one possible embodiment of the present invention, the second level signal generating circuit 4 includes: a second resistor R2;
the first end of the second resistor R2 is connected with the power supply, the second end of the second resistor R2 is grounded, and the first end of the second resistor R2 is electrically connected with the CC2 end of the second array terminal 6.
It should be noted that, the second level generating circuit is used for generating a high level signal, so that when the TYPE-C HUB is accessed on the reverse side, the CC2 end is a high level signal, so as to implement that the electronic device can handshake with the TYPE-C HUB, and further implement data transmission or interaction, of course, in other embodiments, the second level generating circuit 4 may also be composed of other electronic components, which is not specifically limited herein, but these schemes are all within the protection scope of the present invention.
In a possible embodiment of the present invention, the power supply circuit 1 includes: the power supply circuit comprises a power supply chip, a first capacitor C1 and a third resistor R3;
a first end of the third resistor R3 is electrically connected to an input end of the power supply chip, a second end of the third resistor R3 is electrically connected to an enable end of the power supply chip, a first end of the third resistor R3 is electrically connected to a power supply, the third resistor R3 is grounded via the first capacitor C1, and an output end of the power supply chip is electrically connected to a power supply end of the first array terminal 5 and a power supply end of the second array terminal 6.
It should be noted that the output end of the power supply chip is used for connecting to the VBUS end of the first array terminal 5 and the VBUS end of the second array terminal 6, wherein when the TYPE-C HUB is connected, the TYPE-C HUB can be powered through the VBUS end, and it should be noted that, in other embodiments, the power supply circuit 1 may also be composed of other electronic components, which is not specifically limited herein, but these schemes are all within the protection scope of the present invention.
In a possible embodiment of the present invention, the present invention further comprises a filter loop 3;
the filter circuit 3 is arranged between the power supply terminals of the first array terminal 5 and the power supply terminals of the second array terminal 6.
It should be noted that the filter circuit is used for filtering noise of a power supply of the electronic device, and avoiding noise from interfering with the TYPE-C HUB.
In a possible embodiment of the present invention, the filter circuit 3 comprises a second capacitor C2;
a first end of the second capacitor C2 is electrically connected to the power supply end of the first array terminal 5 and the power supply end of the second array terminal 6.
It should be noted that, in other embodiments, other electronic components may also form the filter circuit, which is not limited herein, but these aspects are all within the scope of the present invention.
A second embodiment of the utility model provides an electronic equipment, including power, treater and as above arbitrary an data transmission interface, the power with first level signal produces the input of return circuit 2 second level signal produces the input of return circuit 4 the input electrical connection of power supply circuit 1, the treater with first array terminal 5 second array terminal 6 electrical connection, electronic equipment can with the PCB board forms the data transmission interface.
Based on a pair of data transmission interface and electronic equipment supplies power for TYPE-C HUB at the data transmission interface access through power supply circuit 1, simultaneously, first level signal produces return circuit 2 and can gives high level signal of the signal end of first array terminal 5, or second level signal produces return circuit 4 and can gives high level signal of the signal end of second array terminal 6 to reach electronic equipment's treater, shake hands with realizing electronic equipment and TYPE-C HUB, realize data interaction, solve the problem that electronic equipment among the prior art need dispose complicated circuit just can discern with TYPE-C HUB.
Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection.
Claims (7)
1. A data transmission interface, comprising: the array circuit comprises a PCB, a first array terminal, a second array terminal, a first level signal generating circuit, a second level signal generating circuit and a power supply circuit;
the first array terminal is configured on the first surface of the PCB, the second array terminal is configured on the second surface of the PCB, the output end of the first level signal generating loop is electrically connected with the signal end of the first array terminal, the output end of the second level signal generating loop is electrically connected with the signal end of the second array terminal, and the output end of the power supply loop is electrically connected with the power supply end of the first array terminal and the power supply end of the second array terminal;
the first array terminal and the second array terminal are used for being electrically connected with a processor of electronic equipment, the input end of the first level signal generating circuit, the input end of the second level signal generating circuit and the input end of the power supply circuit are used for being connected with a power supply, and the PCB is used for forming a data transmission interface with the electronic equipment.
2. A data transmission interface as claimed in claim 1, wherein the first level signal generating circuit comprises: a first resistor;
the first end of the first resistor is connected with the power supply, the second end of the first resistor is grounded, and the first end of the first resistor is electrically connected with the CC1 end of the first array terminal.
3. A data transmission interface as claimed in claim 1, wherein the second level signal generating circuit comprises: a second resistor;
the first end of the second resistor is connected with the power supply, the second end of the second resistor is grounded, and the first end of the second resistor is electrically connected with the CC2 end of the second array terminal.
4. A data transmission interface as claimed in claim 1, wherein the power supply loop comprises: the power supply circuit comprises a power supply chip, a first capacitor and a third resistor;
the first end of the third resistor is electrically connected with the input end of the power supply chip, the second end of the third resistor is electrically connected with the enable end of the power supply chip, the first end of the third resistor is electrically connected with a power supply, the third resistor is grounded through the first capacitor, and the output end of the power supply chip is electrically connected with the power supply end of the first array terminal and the power supply end of the second array terminal.
5. A data transmission interface as claimed in claim 1, further comprising a filter loop;
the filter circuit is configured between the power supply ends of the first array terminal and the power supply ends of the second array terminal.
6. A data transmission interface as claimed in claim 5, wherein the filter loop comprises a second capacitor;
and the first end of the second capacitor is electrically connected with the power supply end of the first array terminal and the power supply end of the second array terminal.
7. An electronic device comprising a power supply, a processor and a data transmission interface as claimed in any one of claims 1 to 6, wherein the power supply is electrically connected to the input of the first level signal generating circuit, the input of the second level signal generating circuit and the input of the power supply circuit, the processor is electrically connected to the first array terminal and the second array terminal, and the electronic device is capable of forming a data transmission interface with the PCB.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220799196.5U CN217216776U (en) | 2022-04-07 | 2022-04-07 | Data transmission interface and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220799196.5U CN217216776U (en) | 2022-04-07 | 2022-04-07 | Data transmission interface and electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217216776U true CN217216776U (en) | 2022-08-16 |
Family
ID=82760205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220799196.5U Active CN217216776U (en) | 2022-04-07 | 2022-04-07 | Data transmission interface and electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217216776U (en) |
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2022
- 2022-04-07 CN CN202220799196.5U patent/CN217216776U/en active Active
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