Docking station circuit with SSD hard disk interface

Abstract

The utility model discloses a docking station circuit with an SSD (Solid State Disk) interface, which is characterized by comprising an HUB chip, a USB (Universal Serial Bus) interface, an SSD interface and a Type-C interface, the HUB chip comprises a chip U18; the SSD interface comprises a main chip U13, a pin 47 of the main chip U13 is electrically connected with a pin 55 of the chip U18, a pin 46 of the main chip U13 is electrically connected with a pin 56 of the chip U18, a pin 42 of the main chip U13 is electrically connected with a pin 759 of the chip U18, and a pin 41 of the main chip U13 is electrically connected with a pin 58 of the chip U18; the Type-C interface comprises a chip U14 and a chip U15, and a pin 25 of the chip U14 is electrically connected with a pin 36 of the chip U18.

Description

Technical Field

[0001] The utility model relates to the technical field of expansion docks, and in particular to an expansion dock circuit with an SSD hard disk interface. Background Art

[0002] A docking station, also known as a port replicator, is an external device designed specifically for laptops. By duplicating or even extending the ports of a laptop, it allows the laptop to be easily connected to multiple accessories or external devices (such as a power adapter, network cable, mouse, external keyboard, printer, and external monitor) in one place.

[0003] The existing expansion docks only provide expansion from type-c to HDMI and USB interfaces. There is no SSD interface circuit, so users cannot directly use SSD solid-state drives on the expansion docks. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a docking station circuit with an SSD hard disk interface, which is conducive to directly using the SSD solid state hard disk on the docking station.

[0005] The utility model adopts the following technical solutions to achieve the invention purpose:

[0006] A docking station circuit with an SSD hard disk interface, characterized in that it includes a HUB chip, a USB interface, an SSD interface and a Type-C interface; the HUB chip includes a chip U18; the SSD interface includes a main chip U13, pin 47 of the main chip U13 is electrically connected to pin 55 of the chip U18, pin 46 of the main chip U13 is electrically connected to pin 56 of the chip U18, pin 42 of the main chip U13 is electrically connected to pin 759 of the chip U18, and pin 41 of the main chip U13 is electrically connected to pin 58 of the chip U18; the Type-C interface includes a chip U14 and a chip U15, pin 25 of the chip U14 is electrically connected to pin 36 of the chip U18, pin 26 of the chip U14 is electrically connected to pin 37 of the chip U18, and pin 40 of the chip U14 is electrically connected to pin 41 of the chip U14. Pin 27 is electrically connected to pin 33 of the chip U18, pin 28 of the chip U14 is electrically connected to pin 34 of the chip U18, pins A6 and B6 of the chip U15 are electrically connected to pin 31 of the chip U18, and pins A7 and B7 of the chip U15 are electrically connected to pin 32 of the chip U18; the USB interface includes chip U5, pin 36 of the chip U5 is electrically connected to pin 23 of the chip U18, pin 37 of the chip U5 is electrically connected to pin 22 of the chip U18, pin 38 of the chip U5 is electrically connected to pin 28 of the chip U18, pin 39 of the chip U5 is electrically connected to pin 27 of the chip U18, pin 41 of the chip U5 is electrically connected to pin 25 of the chip U18, and pin 42 of the chip U5 is electrically connected to pin 24 of the chip U18.

[0007] As a further limitation of the present technical solution, the SSD interface also includes a power module, and the pins 30 and 32 of the chip U23 are electrically connected to the power module respectively.

[0008] As a further limitation of the present technical solution, the SSD interface also includes a crystal oscillator module, the crystal oscillator module includes a crystal oscillator Y2, the pin 53 of the main chip U13 is electrically connected to one end of the crystal oscillator Y2 and the capacitor C206, and the pin 54 of the main chip U13 is electrically connected to the other end of the crystal oscillator Y2 and the capacitor C150.

[0009] As a further limitation of the present technical solution, pin 1 of the chip U14 is electrically connected to pin B11 of the chip U15, pin 2 of the chip U14 is electrically connected to pin B10 of the chip U15, pin 4 of the chip U14 is electrically connected to pin A2 of the chip U15, pin 5 of the chip U14 is electrically connected to pin A3 of the chip U15, pin 6 of the chip U14 is electrically connected to pin B2 of the chip U15, pin 7 of the chip U14 is electrically connected to pin B3 of the chip U15, pin 9 of the chip U14 is electrically connected to pin A11 of the chip U15, pin 10 of the chip U14 is electrically connected to pin A10 of the chip U15, pin 11 of the chip U14 is electrically connected to pin A8 of the chip U15, and pin 12 of the chip U14 is electrically connected to pin B8 of the chip U15.

[0010] Compared with the related art, the expansion dock circuit with an SSD hard disk interface provided by the utility model has the following beneficial effects:

[0011] By adding an SSD interface circuit to the expansion dock circuit, users can directly use the SSD solid state drive on the expansion dock, forming a new expansion dock. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a circuit schematic diagram of the utility model.

[0013] Figure 2 This is the circuit schematic diagram of the HUB chip of the utility model.

[0014] Figure 3 This is a schematic diagram of the SSD interface circuit of the utility model.

[0015] Figure 4 This is a schematic diagram of the circuit for connecting the HUB chip and the SSD interface of the utility model.

[0016] Figure 5 This is a circuit schematic diagram of the SSD interface power module of the utility model.

[0017] Figure 6 This is a circuit schematic diagram of the SSD interface crystal oscillator module of the utility model.

[0018] Figure 7 This is a schematic diagram of the USB interface circuit of the utility model.

[0019] Figure 8 The Type-C interface circuit principle of this utility model Figure 1 .

[0020] Fig. 9 The Type-C interface circuit principle of this utility model Figure 2 . DETAILED DESCRIPTION

[0021] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0022] A docking station circuit with an SSD hard disk interface, comprising: a HUB chip, a USB interface, an SSD interface and a Type-C interface; the HUB chip comprises a chip U18; the SSD interface comprises a main chip U13, pin 47 of the main chip U13 is electrically connected to pin 55 of the chip U18, pin 46 of the main chip U13 is electrically connected to pin 56 of the chip U18, pin 42 of the main chip U13 is electrically connected to pin 759 of the chip U18, and pin 41 of the main chip U13 is electrically connected to pin 58 of the chip U18; the Type-C interface comprises a chip U14 and a chip U15, pin 25 of the chip U14 is electrically connected to pin 36 of the chip U18, pin 26 of the chip U14 is electrically connected to pin 37 of the chip U18, and pin 2 7 is electrically connected to pin 33 of the chip U18, pin 28 of the chip U14 is electrically connected to pin 34 of the chip U18, pins A6 and B6 of the chip U15 are electrically connected to pin 31 of the chip U18, and pins A7 and B7 of the chip U15 are electrically connected to pin 32 of the chip U18; the USB interface includes a chip U5, pin 36 of the chip U5 is electrically connected to pin 23 of the chip U18, pin 37 of the chip U5 is electrically connected to pin 22 of the chip U18, pin 38 of the chip U5 is electrically connected to pin 28 of the chip U18, pin 39 of the chip U5 is electrically connected to pin 27 of the chip U18, pin 41 of the chip U5 is electrically connected to pin 25 of the chip U18, and pin 42 of the chip U5 is electrically connected to pin 24 of the chip U18.

[0023] The SSD interface further includes a power module, and the pins 30 and 32 of the chip U23 are electrically connected to the power module respectively.

[0024] The SSD interface also includes a crystal oscillator module, which includes a crystal oscillator Y2. Pin 53 of the main chip U13 is electrically connected to one end of the crystal oscillator Y2 and capacitor C206. Pin 54 of the main chip U13 is electrically connected to the other end of the crystal oscillator Y2 and capacitor C150.

[0025] Pin 1 of the chip U14 is electrically connected to pin B11 of the chip U15, pin 2 of the chip U14 is electrically connected to pin B10 of the chip U15, pin 4 of the chip U14 is electrically connected to pin A2 of the chip U15, pin 5 of the chip U14 is electrically connected to pin A3 of the chip U15, pin 6 of the chip U14 is electrically connected to pin B2 of the chip U15, pin 7 of the chip U14 is electrically connected to pin B3 of the chip U15, pin 9 of the chip U14 is electrically connected to pin A11 of the chip U15, pin 10 of the chip U14 is electrically connected to pin A10 of the chip U15, pin 11 of the chip U14 is electrically connected to pin A8 of the chip U15, and pin 12 of the chip U14 is electrically connected to pin B8 of the chip U15.

[0026] The working principle of the expansion dock circuit with SSD hard disk interface provided by the utility model is as follows:

[0027] The circuit is divided into an upstream interface and a downstream interface. The upstream interface is connected to the laptop through the type-c interface, and the downstream circuit is connected to the HUB chip + SSD interface chip and provides an SSD hard disk interface. The upstream interface of the HUB chip (U18) is a USB3.0 interface, including SSRX+ (34PIN), SSRX- (33PIN), SSTX+ (37PIN), SSTX- (36PIN) pins. These pins are connected to the TYPE1 female socket through U14. U14 has a switching switch array inside, which can complete the forward and reverse plug-in switching of the Type-C interface. U13 is a power low voltage difference adjustment chip, which is used to provide 3.3V power to U14. The downstream interface of the HUB chip is SSRX+ (59PIN), SSRX- (58PIN), SSTX+ (56PIN), SSTX- (55PIN) connected to the SSD interface main chip U13, and the conversion of USB3.0 signals to SSD PCIE signals is completed through the main chip U13.

[0028] Compared with the related art, the expansion dock circuit with an SSD hard disk interface provided by the utility model has the following beneficial effects:

[0029] By adding an SSD interface circuit to the expansion dock circuit, users can directly use the SSD solid state drive on the expansion dock, forming a new expansion dock.

[0030] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A docking station circuit with an SSD hard disk interface, characterized in that: include: HUB chip, USB interface, SSD interface and Type-C interface; The HUB chip includes a chip U18; The SSD interface includes a main chip U13, a pin 47 of the main chip U13 is electrically connected to a pin 55 of the chip U18, a pin 46 of the main chip U13 is electrically connected to a pin 56 of the chip U18, a pin 42 of the main chip U13 is electrically connected to a pin 59 of the chip U18, and a pin 41 of the main chip U13 is electrically connected to a pin 58 of the chip U18; The Type-C interface includes a chip U14 and a chip U15, wherein the pin 25 of the chip U14 is electrically connected to the pin 36 of the chip U18, the pin 26 of the chip U14 is electrically connected to the pin 37 of the chip U18, the pin 27 of the chip U14 is electrically connected to the pin 33 of the chip U18, the pin 28 of the chip U14 is electrically connected to the pin 34 of the chip U18, the pins A6 and B6 of the chip U15 are electrically connected to the pin 31 of the chip U18, and the pins A7 and B7 of the chip U15 are electrically connected to the pin 32 of the chip U18; The USB interface includes a chip U5, wherein the pin 36 of the chip U5 is electrically connected to the pin 23 of the chip U18, the pin 37 of the chip U5 is electrically connected to the pin 22 of the chip U18, the pin 38 of the chip U5 is electrically connected to the pin 28 of the chip U18, the pin 39 of the chip U5 is electrically connected to the pin 27 of the chip U18, the pin 41 of the chip U5 is electrically connected to the pin 25 of the chip U18, and the pin 42 of the chip U5 is electrically connected to the pin 24 of the chip U18.

2. The expansion dock circuit with an SSD hard disk interface according to claim 1, characterized in that: The SSD interface further includes a power module, and the pins 30 and 32 of the chip U23 are electrically connected to the power module respectively.

3. The expansion dock circuit with an SSD hard disk interface according to claim 1, characterized in that: The SSD interface also includes a crystal oscillator module, which includes a crystal oscillator Y2. Pin 53 of the main chip U13 is electrically connected to one end of the crystal oscillator Y2 and capacitor C206. Pin 54 of the main chip U13 is electrically connected to the other end of the crystal oscillator Y2 and capacitor C150.

4. The expansion dock circuit with an SSD hard disk interface according to claim 1, characterized in that: Pin 1 of the chip U14 is electrically connected to pin B11 of the chip U15, pin 2 of the chip U14 is electrically connected to pin B10 of the chip U15, pin 4 of the chip U14 is electrically connected to pin A2 of the chip U15, pin 5 of the chip U14 is electrically connected to pin A3 of the chip U15, pin 6 of the chip U14 is electrically connected to pin B2 of the chip U15, pin 7 of the chip U14 is electrically connected to pin B3 of the chip U15, pin 9 of the chip U14 is electrically connected to pin A11 of the chip U15, pin 10 of the chip U14 is electrically connected to pin A10 of the chip U15, pin 11 of the chip U14 is electrically connected to pin A8 of the chip U15, and pin 12 of the chip U14 is electrically connected to pin B8 of the chip U15.

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