CN213520545U

CN213520545U - Novel USB slave device

Info

Publication number: CN213520545U
Application number: CN202022537216.5U
Authority: CN
Inventors: 张亮
Original assignee: Suzhou Inspur Intelligent Technology Co Ltd
Current assignee: Suzhou Inspur Intelligent Technology Co Ltd
Priority date: 2020-11-05
Filing date: 2020-11-05
Publication date: 2021-06-22
Anticipated expiration: 2030-11-05

Abstract

The utility model provides a novel USB slave device, which comprises a CPU module, a storage module, an anti-reverse interface module, a display module and a power supply module; the anti-reverse-plugging interface module comprises a top surface and a bottom surface; the pins on the top surface and the pins on the bottom surface are centrosymmetric, and the pins with the same top surface and the same bottom surface are correspondingly connected; the CPU module is respectively connected with the storage module, the anti-reverse-plugging interface module, the display module and the power supply module. The top surface comprises a power pin, a first signal pin, a second signal pin and a ground pin; the bottom surface comprises a power supply pin; a third signal pin, a fourth signal pin and a ground pin; the power supply pins are connected; the first signal pin is connected with the third signal pin; the second signal pin is connected with the fourth signal pin; the ground pins are connected. The utility model discloses carry out the improved design to the USB interface, no direction requirement when inserting to USB equipment. The remaining capacity of the USB storage device can be known in real time.

Description

Novel USB slave device

Technical Field

The utility model belongs to the technical field of the USB equipment, in particular to novel USB follow machine device.

Background

In the prior art, the connector includes a connector interface and two connector plugs which are matched and plugged with the connector interface, and the connector is usually directional.

As shown in fig. 1, a schematic diagram of a USB interface in the prior art is shown, where the USB interface has only four wires, and requires a USB slave device to be inserted into a USB host device in a specific direction. There are generally three problems with their existing design, one of which is the direction required for USB device access. When using USB devices, inserting USB interfaces in a predetermined direction often affects the work efficiency. The second problem is that when writing data to the usb disk, the remaining capacity of the usb disk cannot be known in real time. The third problem is that after the USB flash disk is taken, the device with the USB interface and the operating system must be accessed to know the remaining space capacity.

Disclosure of Invention

In order to solve the technical problem, the utility model provides a novel USB follows machine device carries out the improved design to the USB interface, and the directionless requirement when inserting to USB equipment. In addition, the remaining capacity of the USB storage device can be known in real time. And when the USB storage device is taken, the remaining capacity of the USB storage device can be known without accessing other devices.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a novel USB slave device comprises a CPU module, a storage module, an anti-reverse-plugging interface module, a display module and a power supply module;

the anti-reverse-plugging interface module comprises a top surface and a bottom surface; the pins on the top surface and the pins on the bottom surface are centrosymmetric, and the pins with the same top surface and the same bottom surface are correspondingly connected;

the CPU module is respectively connected with the storage module, the anti-reverse-plugging interface module, the display module and the power supply module.

Further, the top surface comprises a first power pin, a first signal pin, a second signal pin and a first ground pin; the bottom surface comprises a second power supply pin; a third signal pin, a fourth signal pin and a second ground pin;

the first power supply pin is connected with the second power supply pin; the first signal pin is connected with the third signal pin; the second signal pin is connected with the fourth signal pin; the first ground pin is connected with the second ground pin.

Further, the USB slave device further includes a switch;

the switch is connected with the power supply module.

Further, the display device adopts an LED display bar for displaying the residual capacity of the storage module.

Furthermore, the power module adopts a rechargeable button battery.

Furthermore, the switch adopts a spring type switch.

The utility model also provides a novel USB host computer device, the setting of USB host computer device is prevented the reverse interface module.

The effect provided in the summary of the invention is only the effect of the embodiment, not all the effects of the invention, and one of the above technical solutions has the following advantages or beneficial effects:

the utility model provides a novel USB slave device, which comprises a CPU module, a storage module, an anti-reverse interface module, a display module and a power supply module; the anti-reverse-plugging interface module comprises a top surface and a bottom surface; the pins on the top surface and the pins on the bottom surface are centrosymmetric, and the pins with the same top surface and the same bottom surface are correspondingly connected; the CPU module is respectively connected with the storage module, the anti-reverse-plugging interface module, the display module and the power supply module. The top surface comprises a first power supply pin, a first signal pin, a second signal pin and a first ground pin; the bottom surface comprises a second power supply pin; a third signal pin, a fourth signal pin and a second ground pin; the first power supply pin is connected with the second power supply pin; the first signal pin is connected with the third signal pin; the second signal pin is connected with the fourth signal pin; the first ground pin is connected to the second ground pin. The utility model discloses carry out the improved design to the USB interface, no direction requirement when inserting to USB equipment. In addition, the remaining capacity of the USB storage device can be known in real time. And when the USB storage device is taken, the remaining capacity of the USB storage device can be known without accessing other devices.

Drawings

FIG. 1 is a schematic diagram of a USB interface in the prior art;

fig. 2 is a schematic diagram of a novel USB slave device according to embodiment 1 of the present invention;

fig. 3 is a schematic diagram of a novel USB slave device according to embodiment 1 of the present invention illustrating an anti-reverse interface module.

Detailed Description

In order to clearly illustrate the technical features of the present invention, the present invention is explained in detail by the following embodiments in combination with the accompanying drawings. The following disclosure provides many different embodiments, or examples, for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. It should be noted that the components illustrated in the figures are not necessarily drawn to scale. Descriptions of well-known components and processing techniques and processes are omitted so as to not unnecessarily limit the invention.

Example 1

The embodiment 1 of the present invention provides a novel USB slave device, and as shown in fig. 2, the embodiment 1 of the present invention provides a schematic diagram of a novel USB slave device, which includes a CPU module, a storage module, an anti-reverse interface module, a display module and a power supply module; the anti-reverse-plugging interface module comprises a top surface and a bottom surface; the pins on the top surface and the pins on the bottom surface are centrosymmetric, and the pins with the same top surface and the same bottom surface are correspondingly connected; the CPU module is respectively connected with the storage module, the anti-reverse-plugging interface module, the display module and the power supply module.

The utility model discloses in, improve the interface of figure 1 among the prior art into the utility model discloses the interface type in figure 3, do as figure 3 the utility model discloses embodiment 1 a novel USB prevents reverse interface module sketch map from the machine device, contains TOP face and BOTTOM face. 8 lines are designed totally, and each signal line is designed with one redundancy. The top surface comprises a first power supply pin, a first signal pin, a second signal pin and a first ground pin; the bottom surface comprises a second power supply pin; a third signal pin, a fourth signal pin and a second ground pin; the first power supply pin is connected with the second power supply pin; the first signal pin is connected with the third signal pin; the second signal pin is connected with the fourth signal pin; the first ground pin is connected to the second ground pin. Two liang of 8 signal lines link to each other on the mainboard, VCC and VCC promptly, D + and D +, D-and D-, GND and GND are connected. The summary is also 4 signal lines in the mainboard.

Adopt the utility model discloses a no matter what kind of mode USB inserts host computer equipment from the electromechanical device, four walk the line general meeting one-to-ones, can not appear inserting wrong problem.

The USB slave device further comprises a switch; the switch is connected with the power supply module.

The display device adopts an LED display bar for displaying the residual capacity of the storage module. And improving the display strategy of the USB slave device. And after the USB slave equipment is connected with the USB host, the residual capacity of the USB slave equipment is acquired in real time. And designing an led display bar, and displaying the residual capacity of the led display bar in a manner of the length of the led lamp strip. In the data transmission process, the storage condition of the USB slave equipment can be known in real time.

The power module adopts a rechargeable button cell. The switch adopts a spring switch. After the data writing is completed, the CPU chip of the USB slave equipment marks the residual capacity mark acquired for the last time. A button battery and a switch are designed on the USB slave machine equipment to supply power to the minimum system of the USB slave machine equipment. When the USB slave equipment is taken, the switch is turned on, the remaining capacity of the USB slave equipment is displayed through the led lamp strip, and whether the USB slave equipment can be used or not is judged. In order to ensure the use efficiency of the function, the switch is designed into a spring type switch, namely, the switch is pressed to be switched on and is switched off when not pressed.

Although the embodiments of the present invention have been described with reference to the accompanying drawings, the scope of the present invention is not limited thereto. Various modifications and alterations will occur to those skilled in the art based on the foregoing description. And are neither required nor exhaustive of all embodiments. On the basis of the technical scheme of the utility model, various modifications or deformations that technical personnel in the field need not pay out creative work and can make still are within the protection scope of the utility model.

Claims

1. A novel USB slave device is characterized by comprising a CPU module, a storage module, an anti-reverse interface module, a display module and a power supply module;

2. The novel USB slave device according to claim 1, wherein the top surface comprises a first power pin, a first signal pin, a second signal pin and a first ground pin; the bottom surface comprises a second power supply pin; a third signal pin, a fourth signal pin and a second ground pin;

3. The USB slave device according to claim 1, wherein the USB slave device further comprises a switch;

the switch is connected with the power supply module.

4. The novel USB slave device according to claim 1, wherein the display module uses an LED display bar for displaying the remaining capacity of the memory module.

5. The novel USB slave device according to claim 1, wherein the power supply module is a rechargeable button battery.

6. The novel USB slave device according to claim 3, wherein the switch is a spring-loaded switch.