CN217718574U

CN217718574U - Expansion board

Info

Publication number: CN217718574U
Application number: CN202221125495.7U
Authority: CN
Inventors: 王清华; 余雄健; 钟学森; 王�琦
Original assignee: Beijing Shenzhou Digital Co ltd
Current assignee: Beijing Shenzhou Digital Co ltd
Priority date: 2022-05-10
Filing date: 2022-05-10
Publication date: 2022-11-01
Anticipated expiration: 2032-05-10

Abstract

The utility model provides an expansion board, include: the intelligent monitoring system comprises a connector, a power module, a USB3.0 interface, a first USB2.0 interface, a video converter, a hub, a PD controller, a first M.2 interface and an EC chip which are electrically connected with the connector, a video interface which is electrically connected with the video converter, a thunder interface which is electrically connected with the PD controller, a heat dissipation interface which is electrically connected with the EC chip, two second USB2.0 interfaces which are electrically connected with the hub, and second M.2 interfaces which are respectively electrically connected with the connector and the hub. The USB3.0 interface and the first USB2.0 interface are expanded through connection and core board connection, and the video interface is expanded through the video converter so as to be matched with the display for use; the Ethernet controller is used for expanding an out-network port, the concentrator is used for expanding a plurality of second USB2.0 interfaces, the PD controller is used for expanding a thunder interface, the first M.2 interface and the second M.2 interface are used for expanding the mechanical hard disk, and the expansion board has rich functional interfaces and can meet different requirements of users.

Description

Expansion board

[ technical field ] A method for producing a semiconductor device

The utility model belongs to the technical field of mini PC's technique and specifically relates to an expansion board is related to.

[ background of the invention ]

As is known, the core board is generally an embedded motherboard in a mini computer. At present, a core board is integrated with a processor, a plurality of interfaces, and a connector extending from the processor, where the connector is used to develop and configure a functional module interface required by a developer or a user when the requirement of the functional interface on the core board cannot be met, so as to meet the requirement of the user.

Therefore, it is necessary to provide an expansion board with high functionality to meet the user requirements.

[ Utility model ] content

An object of the utility model is to provide an expansion board for solve the problem that current nuclear core plate goes up functional interface few and can not satisfy the user demand.

The technical scheme of the utility model as follows: an expansion board comprising: the intelligent monitoring system comprises a connector, a power module, a USB3.0 interface, a first USB2.0 interface, a video converter, a hub, a PD controller, a first M.2 interface and an EC chip which are electrically connected with the connector, a video interface which is electrically connected with the video converter, a thunder interface which is electrically connected with the PD controller, a heat dissipation interface which is electrically connected with the EC chip, two second USB2.0 interfaces which are electrically connected with the hub, and a second M.2 interface which is respectively electrically connected with the connector and the hub;

the connector is used for connecting the core board, the power supply module is used for connecting a power supply and processing the input power supply and then respectively supplying power to the USB3.0 interface, the first USB2.0 interface, the video converter, the hub, the first M.2 interface, the PD controller, the video interface, the thunder and lightning interface, the second USB2.0 interface, the second M.2 interface, the heat dissipation interface and the EC chip; the first M.2 interface is used for connecting out 4 groups of PCIE signals on the connector; the second m.2 interface is used for connecting out a group of PCIE signals and a group of USB3.0 signals on the connector, and the second m.2 interface also connects out two groups of USB2.0 signals from the hub.

Furthermore, the expansion board further comprises a signal conditioning chip connected between the connector and the PD controller, and the signal conditioning chip is further electrically connected with the lightning interface and the power module respectively.

Further, the expansion board further includes: the Ethernet controller is respectively and electrically connected with the connector and the power supply module, and the network port is respectively and electrically connected with the Ethernet controller and the power supply module.

Further, the video converter includes a first converter and a second converter electrically connected to the connector, and the video interface includes a first HDMI interface electrically connected to the first converter and a second HDMI interface electrically connected to the second converter.

Further, the expansion board further comprises a third m.2 interface electrically connected to the power module, and the third m.2 interface is electrically connected to the connector and is used for receiving the SSD signals and the SATA signals.

Further, the expansion board further includes: the connecting terminal is respectively electrically connected with the EC chip and the connector, the connecting terminal outputs a system reset signal on the core board through the connector, and the EC chip is used for outputting an indication signal through the connecting terminal.

Further, the expansion board further includes: the transceiver is respectively and electrically connected with the EC chip and the power supply module, and the serial port is respectively and electrically connected with the transceiver and the power supply module.

Further, the number of the USB3.0 interfaces is three, the number of the first USB2.0 interfaces is one, and the number of the second USB2.0 interfaces is two.

Further, the power module includes a power circuit electrically connected to the power interface, and the power circuit is connected to the USB3.0 interface, the first USB2.0 interface, the first converter, the second converter, the hub, the first m.2 interface, the PD controller, the first HDMI interface, the second HDMI interface, the lightning interface, the second USB2.0 interface, the second m.2 interface, the heat dissipation interface, the ethernet controller, the network interface, the LED indicator, the transceiver, the serial port, the third m.2 interface, and the EC chip, respectively.

The beneficial effects of the utility model reside in that: compared with the prior art, the utility model discloses be connected with the core plate through connecting to connect out USB3.0 signal, USB2.0 signal on the core plate and realize the extension of USB3.0 interface, first USB2.0 interface, still expand out the video interface through the video converter, so that cooperate the display to use; the Ethernet controller is used for expanding an out-network port, the concentrator is used for expanding a plurality of second USB2.0 interfaces, the PD controller is used for expanding a thunder interface, the first M.2 interface and the second M.2 interface are used for expanding the mechanical hard disk, and the expansion board has rich functional interfaces so as to meet the pursuit of a user on the configuration of a mini computer and the connection of external equipment and meet different requirements of the user.

[ description of the drawings ]

Fig. 1 is a schematic block diagram of the present invention.

[ detailed description ] embodiments

The present invention will be further described with reference to the accompanying drawings and embodiments.

Referring to fig. 1, an expansion board according to an embodiment of the present invention is shown.

The expansion board includes: the connector comprises a connector 1, a power supply module, a USB3.0 interface 9, a first USB2.0 interface 10, a video converter 2, a hub 11, a PD controller 6, a first M.2 interface 12 and an EC chip 20 which are electrically connected with the connector 1, a video interface 3 which is electrically connected with the video converter 2, a lightning interface 7 which is electrically connected with the PD controller 6, a heat dissipation interface 23 which is electrically connected with the EC chip 20, two second USB2.0 interfaces 12 which are electrically connected with the hub 11, and a second M.2 interface 14 which is respectively electrically connected with the connector 1 and the hub 11. The power module is used for connecting a power supply and processing the input power supply and then respectively supplying power to the connector 1, the USB3.0 interface 9, the first USB2.0 interface 10, the video converter 2, the hub 11, the first M.2 interface 12, the PD controller 6, the video interface 3, the lightning interface 7, the second USB2.0 interface 12, the second M.2 interface 14, the heat dissipation interface 23 and the EC chip 20.

The utility model discloses utilize connector 1 to be connected with nuclear core plate to the realization is extended the functional module and the interface of nuclear core plate. The connector 1 can be used for connecting out USB3.0 signals and USB2.0 signals on the core board, so that the expansion of the USB3.0 interface 9 and the first USB2.0 interface 10 is realized; the DP signal on the core board can be output to the video converter 2 through the connector 1, and converted by the video converter 2 to form a video signal which is output from the video interface 3, and the display is connected by the video interface 3 to realize video playing. A hub 11 is used for outputting a group of USB2.0 signals from a core board, 4 groups are expanded, two groups of signals are output to a first USB2.0 interface 10, and the other two groups of signals are output to a second M.2 interface 14, so that the second M.2 interface 14 has two groups of USB2.0 communication signals, and two third USB2.0 interfaces 13 can be expanded; and through the connector 1, the second m.2 interface 14 connects out a group of PCIE signals and a group of USB3.0 signals on the core board, so as to implement connection of the mechanical hard disk. Still furthermore, the utility model discloses still utilize first M.2 interface 12 to be used for taking off 4 groups of PCIE signals on the connector 1 to the user configuration mechanical hard drives, in order to improve the performance of mini computer. The EC chip 20 is used to extend the interface of the CPU-dedicated heat sink, and the PD controller 6 is used to extend the lightning interface 7 for fast charging, so as to implement data transmission, charging output, and the like. The expansion board has rich interfaces, and can greatly expand the interfaces of the functions of the core board so as to meet different requirements of users. Additionally, the utility model discloses the expansion board disposes power module, has independent power supply ability, still can give nuclear core plate power supply through connector 1 to guarantee that nuclear core plate and functional interface all can normally work when external equipment.

In an embodiment, the expansion board further includes a signal conditioning chip 4 connected between the connector 1 and the PD controller 6, and the signal conditioning chip 4 is further electrically connected to the lightning interface 7 and the power module, respectively. The signal transmission between the core board and the lightning interface 7 is kept balanced through the signal conditioning chip 4, the transmission speed of the lightning interface 7 is increased, and the product performance is improved.

In one embodiment, the expansion board further comprises: ethernet controller 5 electrically connected to connector 1 and the power module, respectively, and network port 8 electrically connected to ethernet controller 5 and the power module, respectively, are extended out of network port 8 by ethernet controller 5, and communication between the core board and the outside is realized through ethernet controller 5 and network port 8.

In the above embodiment, there are two video converters 2, namely the first converter 21 and the second converter 22, and correspondingly, the video interface 3 includes the first HDMI interface 31 electrically connected to the first converter 21 and the second HDMI interface 32 electrically connected to the second converter 22, so as to extend the two video interfaces 3 for users to use.

In an embodiment, the expansion board further includes a third m.2 interface 18 electrically connected to the power module, and the third m.2 interface 18 is electrically connected to the connector 1 for receiving the SSD signals and the SATA signals, so that the third m.2 interface 18 is suitable for the solid state disk and the mechanical hard disk, so as to facilitate configuration by a user.

Specifically, in this embodiment, the number of the USB3.0 interfaces 9 is three, the number of the first USB2.0 interfaces 10 is one, and the number of the second USB2.0 interfaces 12 is two. So that the user can simultaneously connect the mouse, the keyboard, the USB flash disk, the printer and other devices for use.

In one embodiment, the expansion board further comprises: and the connection terminal 23 is electrically connected with the EC chip 20 and the connector 1 respectively, the connection terminal 23 outputs a system reset signal on the core board through the connector 1, and the EC chip 20 is used for outputting an indication signal through the connection terminal 23. Specifically, the expansion terminal receives signals such as a standby indication signal STBY _ LED, a power indication signal PWR _ LED, a hard disk drive indication signal HDD _ LED _ FP _ PWM, and a data transmission signal HDR _ LED a/B on the EC chip 20, and these signals can be used in cooperation with components such as LEDs to play a role in prompting.

In one embodiment, the expansion board further comprises: a transceiver 25 electrically connected to the EC chip 20 and the power supply module, and a serial port 26 electrically connected to the transceiver 25 and the power supply module. The power module is used for supplying power, so that the transceiver 25 and the serial port 26 can work normally when being connected with external equipment, and the serial port 26 can be used for connecting the external equipment and realizing communication with the external equipment.

Specifically, in the above embodiment, the connector 1 may be an intel Element 300 pin connector 1, so that the present invention is suitable for a core board of an intel Element module. The power module comprises a power circuit electrically connected with a power interface, 12-24V voltage is accessed by the power interface, and the power circuit is used for rectifying, filtering and the like to supply power to the USB3.0 interface 9, the first USB2.0 interface 10, the first converter 21, the second converter 22, the hub 11, the first M.2 interface 12, the PD controller 6, the first HDMI interface 31, the second HDMI interface 32, the thunder interface 7, the second USB2.0 interface 12, the second M.2 interface 14, the heat dissipation interface 23, the Ethernet controller 5, the network interface 8, the LED indicator light, the transceiver 25, the serial port 26, the third M.2 interface 18 and the EC chip 20. The first converter 21 and the second converter 22 can both adopt chips of IT6563 model, and the signal adjusting chip can adopt a re-timer chip, specifically a JHL8040R model; hub 11 may employ a one-to-four USB2.0 hub 11 to enable four sets of USB2.0 signals to be expanded.

The above embodiments of the present invention are only described, and it should be noted that, for those skilled in the art, modifications can be made without departing from the inventive concept, but these all fall into the protection scope of the present invention.

Claims

1. An expansion board, comprising: the device comprises a connector, a power module, a USB3.0 interface, a first USB2.0 interface, a video converter, a hub, a PD controller, a first M.2 interface and an EC chip which are electrically connected with the connector, a video interface which is electrically connected with the video converter, a thunder interface which is electrically connected with the PD controller, a heat dissipation interface which is electrically connected with the EC chip, two second USB2.0 interfaces which are electrically connected with the hub, and a second M.2 interface which is respectively electrically connected with the connector and the hub;

the connector is used for connecting the core board, the power supply module is used for connecting a power supply and processing the input power supply and then respectively supplying power to the USB3.0 interface, the first USB2.0 interface, the video converter, the hub, the first M.2 interface, the PD controller, the video interface, the thunder and lightning interface, the second USB2.0 interface, the second M.2 interface, the heat dissipation interface and the EC chip; the first M.2 interface is used for connecting out 4 groups of PCIE signals on the connector; the second m.2 interface is used for receiving out a group of PCIE signals and a group of USB3.0 signals on the connector, and the second m.2 interface also receives out two groups of USB2.0 signals from the hub.

2. The expansion board of claim 1, further comprising a signal conditioning chip interposed between the connector and the PD controller, the signal conditioning chip being further electrically connected to the lightning interface and the power module, respectively.

3. The extension board according to claim 2, further comprising: the Ethernet controller is respectively and electrically connected with the connector and the power supply module, and the network port is respectively and electrically connected with the Ethernet controller and the power supply module.

4. The expansion board of claim 3, wherein the video converter comprises a first converter and a second converter electrically connected to the connector, and wherein the video interface comprises a first HDMI interface electrically connected to the first converter and a second HDMI interface electrically connected to the second converter.

5. The expansion board of claim 4, further comprising a third M.2 interface electrically connected to the power module, wherein the third M.2 interface is electrically connected to the connector for receiving SSD signals and SATA signals.

6. The expansion board of claim 5, further comprising: the connecting terminal is respectively electrically connected with the EC chip and the connector, the connecting terminal outputs a system reset signal on the core board through the connector, and the EC chip is used for outputting an indication signal through the connecting terminal.

7. The extension board according to claim 6, further comprising: the transceiver is respectively and electrically connected with the EC chip and the power supply module, and the serial port is respectively and electrically connected with the transceiver and the power supply module.

8. The expansion board according to claim 7, wherein the number of the USB3.0 interfaces is three, the number of the first USB2.0 interfaces is one, and the number of the second USB2.0 interfaces is two.

9. The expansion board according to claim 8, wherein the power supply module comprises a power supply circuit electrically connected to the power supply interface and the power supply circuit is respectively connected to the USB3.0 interface, the first USB2.0 interface, the first converter, the second converter, the hub, the first m.2 interface, the PD controller, the first HDMI interface, the second HDMI interface, the lightning interface, the second USB2.0 interface, the second m.2 interface, the heat dissipation interface, the ethernet controller, the network interface, the LED indicator, the transceiver, the serial port, the third m.2 interface, and the EC chip.