Closed STM32 experiment box system

Abstract

The utility model belongs to the technical field of experiment boxes, and particularly relates to a closed STM32 experiment box system, which aims at solving the problem that frequent contact devices such as keys, a power supply interface and a communication interface are greatly damaged, and the closed STM32 experiment box system comprises a shell box; the power supply system module is arranged in the shell box, is used for providing a stable 5V power supply for the whole system, and comprises a 220V three-pin interface, a USB interface, a circuit breaker and a 220V-to-5V switching power supply; and the experiment circuit board module is arranged in the shell box, is used for realizing an experiment class function and a programming circuit board, and comprises a circuit board, an emulator, a serial port screen, a stepping motor and a fixed mounting bottom plate. The STM32 single-chip microcomputer teaching experiment box can meet the requirement for STM32 single-chip microcomputer teaching in colleges and universities at present, can prevent single-chip microcomputer devices from being damaged, and reduces hand contact through the closed design, thereby prolonging the service life of the experiment box.

Description

Technical Field

[0001] The utility model relates to the technical field of experimental boxes, in particular to a closed STM32 experimental box system. Background Art

[0002] With the development of 32-bit processor technology and its wide application in research fields, more and more universities and scientific research institutions at home and abroad are carrying out STM32-related research tasks and teaching work. Therefore, the design of STM32-based experimental box has been welcomed by various universities. Its technology covers microcontroller technology, hardware and software design, modular design and rich teaching resources.

[0003] With the widespread use of experimental boxes, some problems have also emerged, such as damage to common contact components such as buttons, power supply interfaces, and communication interfaces. Utility Model Content

[0004] The purpose of the utility model is to solve some problems that have arisen with the widespread application of experimental boxes, such as the damage of common contact components such as buttons, power supply interfaces, communication interfaces, etc., and to propose a closed STM32 experimental box system.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A closed STM32 experiment box system, comprising:

[0007] Shell box;

[0008] The power supply system module is arranged inside the outer shell box and is used to provide a stable 5V power supply for the entire system, including a 220V three-pin interface, a USB interface, a circuit breaker and a 220V to 5V switching power supply;

[0009] The experimental circuit board module is arranged inside the outer shell box. It is a circuit board used to realize the functions of the experimental class and programming. It includes a circuit board, an emulator, a serial port screen, a stepper motor and a fixed mounting base plate. The fixed mounting base plate is used to fix the circuit board, the serial port screen, the stepper motor and the outer shell.

[0010] The panel module is arranged on the outer shell box and is used for sealing and installing the entire outer shell box, and includes an acrylic plate, a metal lamp, a metal button and an appearance panel film.

[0011] Preferably, the acrylic plate on the panel module is made of transparent material so that the circuit board interface inside can be seen.

[0012] Preferably, a waterproof film is attached to the outer side of the outer shell box.

[0013] Preferably, the experimental circuit board module also includes a 5V to 3.3V voltage circuit, an STM32F411 minimum system circuit, a simulation circuit interface, a serial port screen circuit interface, an LED light circuit and interface, a button interface, a stepper motor circuit, an RTC circuit, a temperature sensor circuit, an IIC circuit, a photosensor circuit, an LED matrix circuit and a digital tube circuit.

[0014] Preferably, the simulation circuit interface is connected to a simulator.

[0015] Preferably, the serial port screen circuit interface is connected to the serial port screen.

[0016] Preferably, the LED lamp circuit and interface are connected to the metal lamp.

[0017] Preferably, the button interface is connected to a metal button.

[0018] Compared with the prior art, the advantages of the utility model are:

[0019] The utility model is designed with an acrylic panel and a shell for overall sealing, which prevents students from touching the interface of circuit components and greatly reduces the damage to components;

[0020] The utility model uses industrial devices such as metal LED lights and metal buttons to avoid equipment failure caused by static electricity due to long-term use;

[0021] The utility model adopts a plastic shell, a closed design and an internal circuit breaker of the experimental box to prevent electric shock, which greatly improves the safety of the experimental box.

[0022] The utility model can waterproof the experimental box by pasting a film on the outer shell, and the appearance text can reflect the circuit connection properties. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 This is a structural schematic diagram of a closed STM32 experiment box system proposed by the utility model;

[0024] Figure 2 This is a system block diagram of a closed STM32 experiment box proposed by the utility model;

[0025] Figure 3 The principle of a closed STM32 experiment box system proposed by this utility model Figure 1 ;

[0026] Figure 4 The principle of a closed STM32 experiment box system proposed by this utility model Figure 2 ;

[0027] Figure 5The principle of a closed STM32 experiment box system proposed by this utility model Figure 3 ;

[0028] Figure 6 A bottom plate diagram of a circuit board of a closed STM32 experiment box system proposed in the utility model;

[0029] Figure 7 This is a panel diagram of a closed STM32 experiment box system proposed by the utility model;

[0030] Figure 8 This is a panel film-sticking diagram of a closed STM32 experiment box system proposed in the utility model.

[0031] In the picture: 1. Outer shell box; 2. Metal button; 3. Acrylic board. DETAILED DESCRIPTION

[0032] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0033] Reference Figure 1-8 , a closed STM32 experiment box system, including:

[0034] Shell box 1;

[0035] The power supply system module is arranged inside the housing box 1 and is used to provide a stable 5V power supply for the entire system, including a 220V three-pin interface, a USB interface, a circuit breaker and a 220V to 5V switching power supply;

[0036] The experimental circuit board module is arranged inside the housing box 1 and is used to realize the circuit board of the experimental class function and programming, and includes a circuit board, an emulator, a serial port screen, a stepper motor and a fixed installation base plate;

[0037] The panel module is arranged on the outer shell box 1 and is used for sealing and installing the entire outer shell box 1, and comprises an acrylic plate 3, a metal lamp, a metal button 2 and an appearance panel film.

[0038] In this embodiment, the acrylic plate 3 on the panel module is made of a transparent material so that the circuit board interface inside can be seen.

[0039] In this embodiment, a waterproof film is attached to the outer side of the outer shell box 1 for the purpose of exterior decoration and text descriptions such as logo.

[0040] In this embodiment, the experimental circuit board module also includes a 5V to 3.3V voltage circuit, an STM32F411 minimum system circuit, a simulation circuit interface, a serial port screen circuit interface, an LED light circuit and interface, a button interface, a stepper motor circuit, an RTC circuit, a temperature sensor circuit, an IIC circuit, a photosensor circuit, an LED matrix circuit and a digital tube circuit.

[0041] In this embodiment, the simulation circuit interface is connected to the simulator.

[0042] In this embodiment, the serial port screen circuit interface is connected to the serial port screen.

[0043] In this embodiment, the LED lamp circuit and the interface are connected to the metal lamp.

[0044] In this embodiment, the key interface is connected to the metal key 2 .

[0045] In this embodiment, the acrylic panel and the shell are designed to be enclosed as a whole to prevent students from interfacing with the circuit components, thus greatly reducing the damage to the components; industrial components such as metal LED lights and metal buttons 2 are used to avoid static electricity and equipment failure caused by long-term use; plastic shells, enclosed designs, and internal circuit breakers of the experimental box are used to prevent electric shock, greatly improving the safety of the experimental box; the shell film can be used to waterproof the experimental box, and the appearance text can reflect the circuit connection properties. It uses the powerful functions of the STM32F411 microcontroller to help students and developers understand and practice the design and programming of embedded systems. They provide a closed hardware platform that allows users to intuitively learn how to develop and debug MCU applications.

[0046] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A closed STM32 experiment box system, characterized in that: include: Housing box (1); A power supply system module is arranged inside the housing box (1) and is used to provide a stable 5V power supply for the entire system, including a 220V three-pin interface, a USB interface, a circuit breaker and a 220V to 5V switching power supply; An experimental circuit board module is arranged inside the housing box (1) and is used to realize the functions of the experimental class and the programming circuit board, and includes a circuit board, an emulator, a serial port screen, a stepper motor and a fixed installation base plate; The panel module is arranged on the outer shell box (1) and is used for sealing and installing the entire outer shell box (1), and comprises an acrylic plate (3), a metal lamp, a metal button (2) and an appearance panel film.

2. A closed STM32 experiment box system according to claim 1, characterized in that: The acrylic plate (3) on the panel module is made of a transparent material, so that the circuit board interface inside can be seen.

3. A closed STM32 experiment box system according to claim 1, characterized in that: The outer side of the outer shell box (1) is affixed with a waterproof film.

4. A closed STM32 experiment box system according to claim 1, characterized in that: The experimental circuit board module also includes a 5V to 3.3V voltage circuit, an STM32F411 minimum system circuit, a simulation circuit interface, a serial port screen circuit interface, an LED light circuit and interface, a button interface, a stepper motor circuit, an RTC circuit, a temperature sensor circuit, an IIC circuit, a photosensor circuit, an LED matrix circuit and a digital tube circuit.

5. A closed STM32 experiment box system according to claim 4, characterized in that: The simulation circuit interface is connected to the simulator.

6. A closed STM32 experiment box system according to claim 4, characterized in that: The serial port screen circuit interface is connected to the serial port screen.

7. A closed STM32 experiment box system according to claim 4, characterized in that: The LED lamp circuit and the interface are connected to the metal lamp.

8. A closed STM32 experiment box system according to claim 4, characterized in that: The key interface is connected to the metal key (2).

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