CN205282794U - USB Type-C conversion module - Google Patents

Abstract

The utility model discloses a USB? Type-C conversion module, with USB? A Type-C connector, an RJ-45 connector, a configuration channel logic unit and a signal conversion unit. Is the signal conversion unit electrically connected to the USB? Part of the data terminals of the Type-C connector and electrically connect the data terminals of the RJ-45 connector, thereby connecting USB? The Type-C signal is converted into a network signal and transmitted through the RJ-45 connector. USB? The configuration channel terminal of the Type-C connector is connected with the configuration channel logic unit, and the configuration channel logic unit is switchably connected with a power supply or a ground wire. When the conversion module is connected with the host, the configuration channel logic unit switches the connection ground wire to make the host recognize the conversion module as the device type; when the conversion module is connected with the electronic device, the configuration channel logic unit switches and connects the power supply so that the electronic device can identify the conversion module as a host type.

Description

USB Type-C conversion module

technical field

The utility model relates to a conversion module, in particular to a USB Type-C conversion module.

Background technique

Due to the popularity of Universal Serial Bus (USB) connectors, almost all kinds of electronic devices are equipped with USB connectors. Through the use of these USB connectors, users of electronic devices can easily perform data transmission, which is quite convenient.

At present, the most widely used USB connector specifications are the USB2.0 specification that can support high-speed transmission rate (Hi-Speed, 480Mbps) and the USB3.0 specification that can support super-speed transmission rate (Super-Speed, 5Gpbs). bulk. However, with the improvement of digital data quality and file capacity, the transmission speeds of the aforementioned USB2.0 specification and USB3.0 specification are gradually unable to meet the needs of existing users.

In view of this, the USB3.1 specification has been launched in the market, and the Type-C connector of USB3.1 has attracted the most attention from all walks of life. Specifically, the USB3.1 Type-C connector, in addition to the structure of 24 terminals above and below, overcomes the problem that the traditional USB connector cannot be plugged in or reversed, and can also provide a data transmission speed of up to 10Gbps and an output of 100W power.

As mentioned above, the USB3.1 Type-C connector has convenience, high data transmission speed and high output power. In addition, the size of the USB3.1 Type-C connector is very small, and the required space is not large. Therefore, many new computer hosts or electronic devices have abandoned the USB2.0 connector and the USB3.0 connector and adopted the USB3.1 Type-C connector instead. It can be seen from this that the USB3.1 Type-C connector may become the mainstream of the new generation of general-purpose interfaces.

However, many existing old computer hosts or electronic devices are not equipped with USB3.1 Type-C connectors. In this case, these new computer hosts or electronic devices cannot be directly connected to these old computer hosts or electronic devices through the USB3.1 Type-C interface, and thus data transmission cannot be performed smoothly. In this way, it will be quite inconvenient for the user.

Utility model content

In view of this, the main purpose of this utility model is to provide a USB Type-C conversion module, which can convert the USB Type-C signal into a network signal, and transmit it through the RJ-45 connector, or convert the network signal into The USB signal is used as a part of the USB Type-C signal, and then transmitted through the USB Type-C connector.

Another main purpose of the present utility model is to provide a USB Type-C conversion module, which can automatically change the type of the conversion module according to the type of the connection object, so that the conversion module can be successful regardless of the connection object is a host or an electronic device Data transfer with the connection object.

In order to achieve the above purpose, the utility model provides a USB Type-C conversion module, including:

A USB Type-C connector having a plurality of first data terminals;

An RJ-45 connector with a plurality of second data terminals;

A signal conversion unit, which connects part of the plurality of first data terminals and the plurality of second data terminals, converts part of the data transmitted by the plurality of first data terminals into the data transmitted by the plurality of second data terminals, and converts the plurality of second data terminals into data transmitted by the plurality of second data terminals. The data transmitted by the data terminal is converted into part of the data transmitted by the plurality of first data terminals; and

A configuration channel logic unit, connected to a power supply, a ground wire, and a configuration channel terminal of the USB Type-C connector, and conducting the configuration channel terminal and the ground wire when the USB Type-C connector is connected to an external host, And when the USB Type-C connector is connected to an external electronic device, the configuration channel terminal and the power supply are turned on.

As mentioned above, the configuration channel logic unit has a switch, which is respectively connected to the configuration channel terminal, the power supply and the ground wire, and switches between the configuration channel terminal and the host when the USB Type-C connector is connected to the host. The ground wire is used to switch and connect the configuration channel terminal and the power supply when the USB Type-C connector is connected to the electronic device.

As mentioned above, wherein the switch has a first contact connected to the configuration channel terminal, a second contact connected to the power supply and a third contact connected to the ground, wherein the switch is connected to the USB Type-C connector The host connects the first contact to the third contact, and connects the first contact to the second contact when the USB Type-C connector is connected to the electronic device.

As mentioned above, the configuration channel logic unit has a pull-up resistor, one end of the pull-up resistor is connected to the power supply, and the other end is connected to the second contact.

As mentioned above, the configuration channel logic unit has a pull-down resistor, one end of the pull-down resistor is connected to the ground line, and the other end is connected to the third contact.

As mentioned above, some of the complex data terminals at least include a positive data terminal (D+), a negative data terminal (D-), a high-speed transmission positive data terminal (SSTx+), a high-speed transmission negative data terminal (SSTx-), A high-speed receiving positive data terminal (SSRx+), a high-speed receiving negative data terminal (SSRx-) and a power supply terminal (Vcc).

As mentioned above, the power supply is 5V, the ground wire is a shell or an outer iron shell of the USB Type-C connector or the RJ-45 connector, the pull-down resistor is 5.1k ohms, and the USB Type-C connection The device, the RJ-45 connector, the configuration channel logic unit and the signal conversion unit are accommodated in the shell.

As mentioned above, wherein the configuration channel logic unit also has a second switch, a second pull-up resistor and a second pull-down resistor, the second switch is connected to a second configuration channel terminal of the USB Type-C connector, and Switchably connect to the power supply through the second pull-up resistor, or connect to the ground wire through the second pull-down resistor, switch the second configuration channel terminal and the ground wire through when the host triggers the second configuration channel terminal , and switch and connect the second configuration channel terminal and the power supply when the electronic device triggers the second configuration channel terminal.

As mentioned above, wherein the RJ-45 connector is used for 100M Ethernet (Ethernet), the plurality of second data terminals include a transmission data positive terminal (Tx_D1+), a transmission data negative terminal (Tx_D1-), a reception data A positive terminal (Rx_D2+) and a negative terminal (Rx_D2-) for receiving data.

As mentioned above, where the RJ-45 connector is used for Gigabit Ethernet (GbE) or Ethernet power supply (PoweroverEthernet, PoE), the plurality of second data terminals include a transmission data positive terminal (Tx_D1+), a transmission Data negative terminal (Tx_D1-), a received data positive terminal (Rx_D2+), a received data negative terminal (Rx_D2-), a first bidirectional data positive terminal (BI_D3+), a first bidirectional data negative terminal (BI_D3-), A second bidirectional data positive terminal (BI_D4+) and a second bidirectional data negative terminal (BI_D4-).

Compared with related technologies, the technical effect of the utility model is that the data can be converted and transmitted between the USB Type-C interface and the RJ-45 interface, so that new and old devices can be compatible and connected to each other.

In addition, the utility model can make the USB Type-C connector suitable for connecting the host computer and the electronic device by configuring the automatic switching of the channel logic unit, thereby making the USB Type-C conversion module of the utility model more flexible in use.

Description of drawings

Fig. 1 is the three-dimensional assembly diagram of the first specific embodiment of the present utility model;

Fig. 2 is the circuit diagram of the first specific embodiment of the utility model;

Fig. 3 is the connection schematic diagram of the first specific embodiment of the present utility model;

Fig. 4 is the switching circuit diagram of the first specific embodiment of the utility model;

Fig. 5 is the connection schematic diagram of the second specific embodiment of the present invention;

Fig. 6 is the switching circuit diagram of the second specific embodiment of the present invention;

FIG. 7 is a switching circuit diagram of a third embodiment of the present invention.

Explanation of reference signs

1, 1'... conversion module;

10…housing;

11...circuit board;

12…USB Type-C connector;

13...RJ-45 connector;

14... configure the channel logic unit;

141... switch;

1411...the first contact;

1412...the second contact;

1413...the third contact;

142…pull-up resistor;

143…pull-down resistor;

15...Signal conversion unit;

16...the second configuration channel logic unit;

161...first switch;

162...second switch;

163...the first pull-up resistor;

164...first pull-down resistor;

165…second pull-up resistor;

166...the second pull-down resistor;

2... host;

21…USB Type-C connector female;

3...network cable;

4...router;

5... electronic devices;

51…USB Type-C connector female.

detailed description

For a more detailed understanding of the features and technical content of the present utility model, please refer to the following description and drawings, but the attached drawings are only for reference and description, not for limitation.

Referring to FIG. 1 and FIG. 2 , they are respectively a three-dimensional assembly diagram and a circuit diagram of the first embodiment of the present invention. The utility model discloses a USB Type-C conversion module 1 (hereinafter referred to as the conversion module 1 in the specification), the conversion module 1 mainly has a circuit board 11, a USB Type-C connector 12, an RJ-45 A connector 13 , a Configuration Channel Logic (CCLogic) unit 14 , a signal conversion unit 15 and a shell 10 .

As shown in Figure 1, the USB Type-C connector 12, the RJ-45 connector 13, the configuration channel logic unit 14 and the signal conversion unit 15 are electrically connected to the circuit board 11 respectively, and the USB Type-C connection The device 12 , the RJ-45 connector 13 , the configuration channel logic unit 14 , the signal conversion unit 15 and the circuit board 11 are respectively arranged in the housing 10 .

Please also refer to FIG. 2 , in this embodiment, the USB Type-C connector 12 has a plurality of first data terminals, and the RJ-45 connector 13 has a plurality of second data terminals. The signal conversion unit 15 is electrically connected to the plurality of first data terminals of the USB Type-C connector 12 and the plurality of second data terminals of the RJ-45 connector 13 through the circuit board 11 .

Generally speaking, one set of USB Type-C signals can include multiple sets of USB Type-A signals. The utility model mainly extracts a group of USB Type-A signals from a group of USB Type-C signals received by the USB Type-C connector 12, and converts the group of USB Type-A signals into a group of network signals through the signal conversion unit 15 , and then transmit the set of network signals through the RJ-45 connector 13 . And, a group of network signals received by the RJ-45 connector 13 is transmitted to the signal conversion unit 15, after the signal conversion unit 15 converts the group of network signals into a group of USBType-A signals, and then the group of USBType-A signals The -A signal is a part of a set of USB Type-C signals, and is transmitted through the USB Type-C connector 12 .

In one embodiment, the RJ-45 connector 13 is mainly used in Fast Ethernet (Ethernet). In this embodiment, the above-mentioned plurality of second data terminals may include the first, second, third, and sixth terminals of the RJ-45 connector 13, wherein the first terminal is a transmission data positive terminal (Tx_D1+), and the second The second terminal is a negative terminal for transmitting data (Tx_D1-), the third terminal is a positive terminal for receiving data (Rx_D2+), and the sixth terminal is a negative terminal for receiving data (Rx_D2-).

Moreover, part of the plurality of first data terminals of the USB Type-C connector 12 includes a plurality of upper layer terminals or a plurality of lower layer terminals of the USB Type-C connector 12 . In this embodiment, some of the plurality of first data terminals at least include a positive data terminal (D+) and a negative data terminal (D−). In addition, part of the plurality of first data terminals may also include a positive data terminal (D+), a negative data terminal (D-), a high-speed transmission positive data terminal (SSTx+), a high-speed transmission negative data terminal (SSTx-) . A high-speed receiving positive data terminal (SSRx+) and a high-speed receiving negative data terminal (SSRx-), but not limited thereto.

In another embodiment, the RJ-45 connector 13 is mainly used in Gigabit Ethernet (GbE) or Power over Ethernet (PoE). In this embodiment, the above-mentioned plurality of second data terminals may include all terminals (eight terminals) of the RJ-45 connector 13 . Wherein, the first root terminal of the RJ-45 connector 13 is a transmission data positive terminal (Tx_D1+), the second root terminal is a transmission data negative terminal (Tx_D1-), and the third root terminal is a reception data positive terminal. terminal (Rx_D2+), the fourth terminal is a first bidirectional data positive terminal (BI_D3+), the fifth terminal is a first bidirectional data negative terminal (BI_D3-), and the sixth terminal is a receiving data negative terminal ( Rx_D2-), the seventh terminal is a second bidirectional data positive terminal (BI_D4+), and the eighth terminal is a second bidirectional data negative terminal (BI_D4-).

It is worth mentioning that when the RJ-45 connector 13 is used for Gigabit Ethernet, the plurality of second data terminals are all used to transmit the network signal. When the RJ-45 connector 13 is used for power over Ethernet, the first, second, third and sixth terminals of the plurality of second data terminals are used to transmit the network signal, and the fourth, fifth, seventh and eight terminals are used for for the transmission of electricity.

In this embodiment, the plurality of first data terminals of the USB Type-C connector 12 includes a positive data terminal (D+), a negative data terminal (D-), a A high-speed transmission positive data terminal (SSTx+), a high-speed transmission negative data terminal (SSTx-), a high-speed reception positive data terminal (SSRx+), and a high-speed reception negative data terminal (SSRx-). In addition, when the RJ-45 connector 13 is used for power over Ethernet, part of the plurality of first data terminals of the USB Type-C connector 12 may also include at least one power terminal (Vcc). However, the above are only preferred specific examples of the present utility model, and should not be limited thereto.

The USB Type-C connector 12 also has two configuration channel (Configuration Channel, CC) terminals, and the configuration channel logic unit 14 is connected to one of the two configuration channel terminals of the USB Type-C connector 12 through the circuit board 11 . And as shown in FIG. 2 , the configuration channel logic unit 14 is also connected to a power supply and a ground wire. In the present invention, the power supply is mainly 5V, and the power supply can be an external power supply, a battery, the power supply terminal of the USB Type-C connector 12 or the fourth, fifth, seventh, and fourth terminals of the RJ-45 connector 13 One of the eight terminals, not limited. In addition, the ground wire can be directly connected to the shell 10 , the outer iron shell of the USB Type-C connector 12 or the outer iron shell of the RJ-45 connector 13 , without limitation.

In the utility model, the configuration channel logic unit 14 is mainly to conduct the configuration of the USB Type-C connector 12 when the USB Type-C connector 12 is connected to an external host (Host), such as a server or a personal computer. The connection between the channel terminal and this ground. In this way, the host recognizes the conversion module 1 as a device type (that is, the USB Type-C connector 12 is regarded as an upstream corresponding part (UpstreamFacingPort, UFP)), and then the conversion module 1 can be allowed to communicate with the The host communicates.

In addition, the configuration channel logic unit 14 conducts the USB Type-C connector 12 when it is connected to an external electronic device (device), such as a smart phone, a tablet computer, a flash drive or a mini cloud. The connection between the configuration channel terminal of 12 and the power supply. Thereby, the electronic device is made to recognize that the conversion module 1 is a host type (that is, the USB Type-C connector 12 is regarded as a downstream counterpart (DownstreamFacingPort, DFP)), and then the conversion module 1 can be allowed to communicate with The electronic device communicates.

Please refer to Fig. 3-Fig. 6 at the same time, Fig. 3 is the connection schematic diagram of the first specific embodiment of the present utility model, Fig. 4 is the switching circuit diagram of the first specific embodiment of the present utility model, Fig. 5 is the second specific embodiment of the present utility model The connection schematic diagram of the specific embodiment, FIG. 6 is a switching circuit diagram of the second specific embodiment of the present invention.

As shown in FIG. 3 , the conversion module 1 can be connected to a corresponding USB Type-C connector female head 21 on an external host 2 through the USB Type-C connector 12 , so as to be connected to the host 2 . Through the switching of the configuration channel logic unit 14 , the host 2 can identify the conversion module 1 as the device type and communicate with the conversion module 1 . On the other hand, the conversion module 1 can be connected to a network cable 3 through the RJ-45 connector 13 , and connected to an external router 4 through the network cable 3 . In this way, even if the USB Type-C connector is not configured on the router 4, data transmission can still be performed with the host 2 through the conversion module 1 (when applied to Fast Ethernet or Gigabit Ethernet), or Simultaneous data and power transmission (when applied to Power over Ethernet).

It is worth mentioning that, in this embodiment, the USB Type-C connector 12 is an example of a connector male, and the RJ-45 connector 13 is an example of a connector female, but not This is the limit. In other embodiments, the USB Type-C connector 12 can also be a female connector, and the RJ-45 connector 13 can also be a male connector.

And, as shown in FIG. 4, if the RJ-45 connector 13 is used for Fast Ethernet or Gigabit Ethernet, the signal conversion unit 15 receives USB format data (USBData) from the USBType-C connector 12 , and converted into network format data (NetworkData), and then transmitted via the RJ-45 connector 13, and vice versa. If the RJ-45 connector 13 is used for power over Ethernet, the signal conversion unit 15 simultaneously receives power (Vcc) from the USB Type-C connector 12 and outputs it through the RJ-45 connector 13 (that is, the conversion module 1 is the PoE power supply terminal (PowerSourcingEquipment, PSE)), or receives power from the RJ-45 connector 13 and outputs it through the USBType-C connector 12 (that is, the conversion module 1 is the PoE power receiving terminal (PoweredDevice ,PD)).

Next, as shown in FIG. 5, in the embodiment of FIG. 5, the conversion module 1 can be connected to a corresponding USB Type-C connector female head 51 on an electronic device 5 through the USB Type-C connector 12, thereby connecting with the USB Type-C connector 51. The electronic device 5 is connected. Through the switching of the configuration channel logic unit 14 , the electronic device 5 can identify the conversion module 1 as the host type and communicate with the conversion module 1 . In this embodiment, the conversion module 1 can be connected to the network cable 3 through the RJ-45 connector 13 , and connected to the router 4 through the network cable 3 . In this way, even if the router 4 is not configured with a USB Type-C connector, data transmission can still be performed with the electronic device 5 through the conversion module 1 (when applied to Fast Ethernet or Gigabit Ethernet), or It is the transmission of data and power at the same time (when applied to Power over Ethernet).

Furthermore, in another embodiment, only one USB Type-C connector may be provided on the router 4 . In this case, the conversion module 1 can also be connected to the router 4 through the USB Type-C connector 12, and connected to a host or an electronic device to be connected to the Internet through the RJ-45 connector 13 and the network cable . In this embodiment, if the conversion module 1 is connected to the router 4 through the USB Type-C connector 12, the configuration channel logic unit 14 will switch and connect the power supply, so that the router 4 can recognize the conversion module 1 as the host type (that is, the type of the router 4 belongs to the aforementioned electronic device).

As shown in FIG. 4 , the configuration channel logic unit 14 mainly has a switch 141 in the present invention, and the switch 141 is respectively connected to the configuration channel terminal, the power supply and the ground wire of the USB Type-C connector 12 . Wherein, when the USB Type-C connector 12 is connected to the host 2, the configuration channel logic unit 14 controls the switch 141 to switch, so as to conduct the configuration channel terminal and the ground wire, thereby enabling the host 2 to recognize the The conversion module 1 is the device type.

In addition, as shown in FIG. 6, when the USB Type-C connector 12 is connected to the electronic device 5, the configuration channel logic unit 14 controls the switch 141 to switch to conduct the configuration channel terminal and the power supply, thereby making The electronic device 5 identifies the conversion module 1 as the host type.

More specifically, the USB Type-C connector 12 can mainly detect the type of a connection object (ie, the host 2 or the electronic device 5 ) through the configuration channel terminal. Thereby, the configuration channel logic unit 14 can control the switch 141 to perform corresponding switching according to the detection result of the configuration channel terminal.

In addition, as shown in FIG. 4 and FIG. 6, the switch 141 has a first contact 1411, a second contact 1412 and a third contact 1413, wherein the switch 141 is connected to the configuration channel terminal through the first contact 1411, and through The second contact 1412 is connected to the power supply, and the third contact 1413 is connected to the ground. In this embodiment, the switch 141 is mainly used to connect the first contact 1411 to the third contact 1413 when the USB Type-C connector 12 is connected to the host 2, so as to conduct the configuration channel terminal and the ground wire ( As shown in Figure 4). Moreover, the switch 141 cuts off the connection between the first contact 1411 and the third contact 1413 when the USB Type-C connector 12 is connected to the electronic device 5 , and switches and connects the first contact 1411 to the second contact. 1412, to connect the configuration channel terminal and the power supply (as shown in FIG. 6 ).

More specifically, the configuration channel logic unit 14 also has a pull-down resistor 143 (Rd), one end of the pull-down resistor 143 is connected to the ground line, and the other end is connected to the third contact 1413 . When the switch 141 connects the first contact 1411 to the third contact 1413 to connect the configuration channel terminal and the ground, the host 2 can identify the conversion module through the voltage drop generated on the pull-down resistor 143 1 is the device type. Generally, the pull-down resistor 143 may be 5.1k ohms, but not limited thereto.

In addition, the configuration channel logic unit 14 can also have a pull-up resistor 142 (Rp), one end of the pull-up resistor 142 is connected to the power supply, and the other end is connected to the second contact 1412 . When the switch 141 connects the first contact 1411 to the second contact 1412 to conduct the configuration channel terminal and the power supply, the electronic device 5 can identify the conversion through the voltage drop generated on the pull-up resistor 142 Module 1 is the host type. Generally speaking, the ohm value of the pull-up resistor 142 is set according to the usage type of the conversion module 1 and is not limited.

Referring to FIG. 7 , it is a switching circuit diagram of a third specific embodiment of the present invention. FIG. 7 discloses another USB Type-C conversion module 1' (hereinafter referred to as the conversion module 1' for short in the description), the difference from the aforementioned conversion module 1 is that the conversion module 1' uses a second configuration channel The logic unit 16 replaces the configuration channel logic unit 14 in the conversion module 1 .

Specifically, the configuration channel logic unit 14 has only one set of the switches 141 , and only one of the two configuration channel terminals of the USB Type-C connector 12 is connected. That is to say, the conversion module 1 cannot support the forward insertion and reverse insertion of the USB Type-C connector 12 .

In this embodiment, the second configuration channel logic unit 16 has the same first switch 161, a first pull-up resistor (Rp1) 163 and a first pull-down resistor (Rd1) 164 as the conversion module 1 except , and further has a second switch 162 , a second pull-up resistor ( Rp2 ) 165 and a second pull-down resistor ( Rd2 ) 166 .

As shown in Figure 7, the first switch 161 is connected to a first configuration channel terminal (CC1) of the USB Type-C connector 12, the power supply and the ground wire, and the second switch 162 is connected to the USB Type-C connector A second configuration channel terminal (CC2) of 12, the power supply and the ground. Specifically, the first switch 161 is connected to the power supply through the first pull-up resistor 163 and connected to the ground wire through the first pull-down resistor 164 . On the other hand, the second switch 162 is connected to the power supply through the second pull-up resistor 165 and connected to the ground wire through the second pull-down resistor 166 .

In this embodiment, the second configuration channel logic unit 16 has the following four switching modules:

(1), when the USB Type-C connector 12 is plugged into the host 2 (the first configuration channel terminal is triggered), the second configuration channel logic unit 16 will control the first switch 161 to switch on the first disposing the channel terminal and the ground wire, so that the host 2 can identify the conversion module 1' as the device type;

(2) When the USB Type-C connector 12 is plugged into the electronic device 5 forward (the first configuration channel terminal is triggered), the second configuration channel logic unit 16 will control the first switch 161 to switch on The first configuration channel terminal and the power supply, thereby enabling the electronic device 5 to identify the conversion module 1' as the host type;

(3), when the USB Type-C connector 12 is reversely plugged into the host 2 (the second configuration channel terminal is triggered), the second configuration channel logic unit 16 will control the second switch 162 to switch on the The second configuration channel terminal and the ground wire are used to make the host computer 2 identify the conversion module 1' as the device type;

(4) When the USB Type-C connector 12 is reversely plugged into the electronic device 5 (the second configuration channel terminal is triggered), the second configuration channel logic unit 16 will control the second switch 162 to switch conduction The second configuration channel terminal and the power supply are used to make the electronic device 5 recognize the conversion module 1' as the host type.

The above is only a specific description of a preferred embodiment of the present utility model, and is not intended to limit the patent scope of the present utility model, and any other equivalent transformations shall fall within the scope of claims of the present utility model.

Claims (10)

1. a USBType-C modular converter, it is characterised in that including:

One USBType-C adapter, has plural first data terminal;

One RJ-45 adapter, has plural second data terminal;

One signal conversion unit, this plural first data terminal of coupling part and this plural second data terminal, the data of this plural first data terminal transmission of part are converted to the data of this plural second data terminal transmission, and the data of this plural second data terminal transmission are converted to the data of this plural first data terminal transmission of part; And

One collocation channel logical block, connect a collocation channel terminal of a power supply, a ground wire and this USBType-C adapter, when this USBType-C adapter connects an outside main frame, turn on this collocation channel terminal and this ground wire, and turn on this collocation channel terminal and this power supply when an electronic installation outside this USBType-C adapter connects.

2. USBType-C modular converter according to claim 1, it is characterized in that, this collocation channel logical block has a switch, this switch connects this collocation channel terminal, this power supply and this ground wire respectively, this collocation channel terminal of switched conductive and this ground wire when this USBType-C adapter connects this main frame, this collocation channel terminal of switched conductive and this power supply when this USBType-C adapter connects this electronic installation.

3. USBType-C modular converter according to claim 2, it is characterized in that, this switch has one first contact of this collocation channel terminal of connection, connects one second contact of this power supply and connect one the 3rd contact of this ground wire, wherein this switch is that this first contact is connected to the 3rd contact when this USBType-C adapter connects this main frame, and when this USBType-C adapter connects this electronic installation, this first contact is connected to this second contact.

4. USBType-C modular converter according to claim 3, it is characterised in that this collocation channel logical block has a pull-up resistor, this pull-up resistor one end connects this power supply, and the other end connects this second contact.

5. USBType-C modular converter according to claim 4, it is characterised in that this collocation channel logical block has a pull down resistor, this pull down resistor one end connects this ground wire, and the other end connects the 3rd contact.

6. USBType-C modular converter according to claim 5, it is characterized in that, this complex data terminal of part at least includes a correction data terminal, a negative data terminal, a high-speed transfer correction data terminal, a high-speed transfer negative data terminal, a high speed receives correction data terminal, a high speed receives negative data terminal and a power supply terminal.

7. USBType-C modular converter according to claim 5, it is characterized in that, this power supply is 5V, this ground wire is a shell or an outer iron-clad of this USBType-C adapter or this RJ-45 adapter, this pull down resistor is 5.1k ohm, and wherein this USBType-C adapter, this RJ-45 adapter, this collocation channel logical block and this signal conversion unit are placed in this shell.

8. USBType-C modular converter according to claim 5, it is characterized in that, this collocation channel logical block also has a second switch, one second pull-up resistor and one second pull down resistor, this second switch connects one second collocation channel terminal of this USBType-C adapter, and this power supply can be connected by this second pull-up resistor with switching, or connect this ground wire by this second pull down resistor, this the second collocation channel terminal of switched conductive and this ground wire when this main frame triggers this second collocation channel terminal, and when this electronic installation triggers this second collocation channel terminal this second collocation channel terminal of switched conductive and this power supply.

9. USBType-C modular converter according to any one of claim 1 to 8, it is characterized in that, this RJ-45 adapter applies to 100 m ethernet, and this plural second data terminal includes a transmission data plus end, a transmission data minus terminal, a reception data plus end and a reception data minus terminal.

10. USBType-C modular converter according to any one of claim 1 to 8, it is characterized in that, this RJ-45 adapter applies to gigabit Ethernet or POE, and this plural second data terminal includes a transmission data plus end, a transmission data minus terminal, a reception data plus end, a reception data minus terminal, one first bi-directional data plus end, one first bi-directional data negative terminal, one second bi-directional data plus end and one second bi-directional data negative terminal.