Multifunctional display screen test board

Abstract

The utility model discloses a multifunctional display screen test board, comprising a substrate main body, the substrate main body is provided with a control board and a touch display screen, the control board comprises a CPU module, a FLASH storage module, an instruction analysis module and an instruction buffer module, one side of the touch display screen is provided with a double-toggle switch, and the other side of the touch display screen is provided with a double-toggle switch. The double-toggle switch comprises a first position and a second position, when the double-toggle switch is toggled to the first position, the touch display screen enters a parameter setting mode, and when the double-toggle switch is toggled to the second position, the touch display screen enters a test mode. When the double-toggle switch is toggled to a first position, the touch display screen enters a parameter setting mode. By utilizing the preset data stored in the FLASH storage module, a user can directly set several parameters on the multifunctional display screen test board without writing a test program and compiling and burning, so that the multifunctional display screen test board is quick and convenient, and the test efficiency of the test board is greatly improved.

Description

Technical Field

[0001] The utility model relates to a display screen test board, more specifically, to a multifunctional display screen test board. Background Art

[0002] Generally speaking, the interfaces of the current standard RGB interface and LVDS interface display screens are standardized, and the parameters that need to be set in the program are also standardized. However, the test board of the display screen still needs to write the test program and compile and burn it, which requires professional electronic engineers to handle, which greatly restricts the test efficiency.

[0003] Chinese utility model patent document CN220400207U discloses a display screen test adapter board, comprising: a PCB board body;

[0004] A display test component, the display test component includes a control chip module arranged on the PCB board, a lighting test machine interface connected to the control chip module, and a display module interface for connecting a display screen, the display test component also includes a hot-swap switch connected to the display module interface at one end, and the other end of the hot-swap switch is connected to the lighting test machine interface through the control chip module; a TP test component, the TP test component includes a first test circuit and a second test circuit respectively connected to the control chip module, a first test interface is provided on one side of the first test circuit, and a second test interface is provided on one side of the second test circuit, the TP test component also includes a relay connected to the first test circuit and the second test circuit at one end, and the other end of the relay is connected to the lighting test machine through the control chip module, and the relay is used to synchronize the first test circuit with the lighting test machine for power on / off, or synchronize the second test circuit with the lighting test machine for power on / off. The TP test component also includes a first TVS tube arranged between the first test circuit / the second test circuit and the relay. The TP test component also includes a first fuse arranged between the first test circuit / the second test circuit and the relay. The display test component also includes a resistor arranged between the display module interface and the lighting test machine interface. The display test component also includes a second fuse arranged between the display module interface and the lighting test machine interface. The display test component also includes a second TVS tube arranged between the display module interface and the lighting test machine interface. The first test interface is an I2C interface, and the second test interface is an SPI interface. The control chip module is arranged at the upper right side of the PCB board, the display module interface is arranged at the opposite side of the control chip module, the lighting test machine interface is arranged between the control chip module and the display module interface, and the TP test component is arranged on the left side of the PCB board. The lighting test machine interface is a 40PIN connector, the display module interface is a 50PIN connector, the first test interface is a 16PIN connector, and the first test interface is a 14PIN connector.

[0005] The patent sets a display test component and a TP test component on the PCB board to form a display test adapter board to realize the lighting test and TP touch test of the display screen, thereby improving the test efficiency. Obviously, this structure cannot solve the problems of existing test programs and compilation and burning. Utility Model Content

[0006] Based on this, it is necessary to provide a multifunctional display screen test board for the above technical problems. The multifunctional display screen test board includes a substrate body, a control board and a touch display screen are arranged on the substrate body, the control board includes a CPU module, a FLASH storage module, an instruction parsing module and an instruction buffer module, and a double toggle switch is arranged on one side of the touch display screen. The double toggle switch includes a first position and a second position. When the double toggle switch is turned to the first position, the touch display screen enters a parameter setting mode, and when the double toggle switch is turned to the second position, the touch display screen enters a test mode. When the user needs to set parameters, the double toggle switch is first turned to the first position, so that the touch display screen enters the parameter setting mode. The user directly selects and sets parameters on the touch display screen. Finally, exit the setting interface, turn the double toggle switch to the second position, restart and power on, and at this time, the touch display screen enters the test mode. The user selects a serial port or a USB port to connect to the host computer. The test version is directly tested using the software of the host computer. By using the FLASH storage module to store preset data, the user does not need to write test programs and compile and burn them. He can directly set several parameters on the multi-function display screen test board, which is quick and convenient and greatly improves the test efficiency of the test board.

[0007] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0008] A multifunctional display screen test board, characterized in that the multifunctional display screen test board comprises a substrate body, a control panel and a touch display screen are arranged on the substrate body, the control panel comprises a CPU module, a FLASH storage module, an instruction parsing module and an instruction buffer module, a double toggle switch is arranged on one side of the touch display screen, the double toggle switch comprises a first position and a second position, when the double toggle switch is turned to the first position, the touch display screen enters a parameter setting mode, and when the double toggle switch is turned to the second position, the touch display screen enters a test mode.

[0009] As a preferred implementation of the multifunctional display screen test board provided by the utility model, a JPEG decoding module and a DDR display memory module are arranged in the CPU module.

[0010] As a preferred implementation of the multifunctional display screen test board provided by the utility model, a serial port and a USB port are provided on the edge of the control board, and the serial port and the USB port cooperate with a host computer.

[0011] As a preferred implementation of the multifunctional display screen test board provided by the utility model, the touch display screen is a TFT display screen.

[0012] As a preferred implementation of the multifunctional display screen test board provided by the utility model, the FLASH storage module stores preset picture data.

[0013] As a preferred implementation of the multifunctional display screen test board provided by the utility model, the FLASH storage module stores preset font data.

[0014] As a preferred implementation of the multifunctional display screen test board provided by the utility model, the FLASH storage module stores preset audio data.

[0015] As a preferred implementation of the multifunctional display screen test board provided by the utility model, the preset video data is stored in the FLASH storage module.

[0016] As a preferred implementation of the multifunctional display screen test board provided by the utility model, a first status display light and a second status display light are provided on the substrate body.

[0017] As a preferred implementation of the multifunctional display screen test board provided by the utility model, a test passing playback speaker is provided on the substrate body.

[0018] Compared with the prior art, the utility model has the following beneficial effects:

[0019] The utility model provides a multifunctional display screen test board. When the user needs to set parameters, first turn the double toggle switch to the first position, and then the touch display screen enters the parameter setting mode. The user directly selects and sets the parameters on the touch display screen. Finally, exit the setting interface, turn the double toggle switch to the second position, and restart the power. At this time, the touch display screen enters the test mode. The user selects a serial port or a USB port to connect to a host computer. The test version is directly tested using the software of the host computer. By using the preset data stored in the FLASH storage module, the user does not need to write a test program and compile and burn, and can directly set several parameters on the multifunctional display screen test board, which is quick and convenient, and greatly improves the test efficiency of the test board.

[0020] In addition, the substrate body may be provided with a first status display light and a second status display light. The first status display light and the second status display light can be used to clearly display the status of the multi-function display screen test. When the double toggle switch is turned to the first position, the first status display light is on. When the double toggle switch is turned to the second position, the second status display light is on. Through the first status display light and the second status display light, the user can quickly understand the current working status.

[0021] In addition, the substrate body may be provided with a test pass playback speaker. When the test is passed, the test pass playback speaker plays a message through a voice, which is convenient for the user and further improves the test efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the scheme in the utility model, a brief introduction is given below to the drawings required for use in the description of the embodiments. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0023] Figure 1 It is a structural schematic diagram of a multifunctional display screen test board of the utility model;

[0024] Figure 2 This is a schematic diagram of the structure of the multifunctional display screen test board of the utility model, which is another embodiment;

[0025] Figure 3 This is a schematic diagram of the structure of the multifunctional display screen test board of the utility model, which is another embodiment;

[0026] The markings in the figure are as follows: 1. The multi-function display screen test board includes a substrate body; 10. Double toggle switches; 11. Host computer; 12. First status display light; 13. Second status display light; 14. Test passed playback speaker; 2. Control board; 3. CPU module; 31. JPEG decoding module; 32. DDR video memory module; 4. FLASH storage module; 5. Instruction parsing module; 6. Instruction buffer module; 7. Serial port; 8. USB port; 9. Touch screen. DETAILED DESCRIPTION

[0027] In order to enable those skilled in the art to better understand the solution of the utility model, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is only a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the utility model.

[0028] As described in the background technology, in the prior art, for display screens, standard RGB interface and LVDS interface display screens have standardized interfaces, and the parameters that need to be set in the program also tend to be standardized. However, the test board of the display screen still needs to write the test program and compile and burn it, which requires professional electronic engineers to handle, greatly restricting the test efficiency.

[0029] In order to solve this technical problem, the utility model provides a multifunctional display screen test board, comprising a substrate body 1, on which a control board 2 and a touch display screen 9 are arranged, the control board 2 comprises a CPU module 3, a FLASH storage module 4, an instruction parsing module 5 and an instruction buffer module 6, and a double toggle switch 10 is arranged on one side of the touch display screen 9, the double toggle switch 10 comprises a first position and a second position, when the double toggle switch 10 is dialed to the first position, the touch display screen 9 enters a parameter setting mode, and when the double toggle switch 10 is dialed to the second position, the touch display screen 9 enters a test mode. A JPEG decoding module 31 and a DDR display memory module 32 are arranged in the CPU module 3. A serial port 7 and a USB port 8 are arranged on the edge of the control board 2, and the serial port 7 and the USB port 8 cooperate with a host computer 11.

[0030] Through the above structural design, when the user needs to set parameters, first turn the double toggle switch 10 to the first position, and then the touch display screen 9 enters the parameter setting mode. The user directly selects and sets parameters on the touch display screen 9. Finally, exit the setting interface, turn the double toggle switch 10 to the second position, and restart the power. At this time, the touch display screen 9 enters the test mode. By using the preset data stored in the FLASH storage module 4, the user does not need to write a test program and compile and burn, and can directly set several parameters on the multifunctional display screen test board, which is quick and convenient, and greatly improves the test efficiency of the test board.

[0031] In order to enable those skilled in the art to better understand the present invention, the technical solutions in the embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making a clearer and more definite definition of the protection scope of the present invention.

[0032] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features and technical solutions in the embodiments may be combined with each other.

[0033] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0034] Example 1

[0035] like Figure 1As shown, the multifunctional display screen test board includes a substrate body 1, on which a control board 2 and a touch display screen 9 are arranged, the control board 2 includes a CPU module 3, a FLASH storage module 4, an instruction parsing module 5 and an instruction buffer module 6, and one side of the touch display screen 9 is provided with a double toggle switch 10, the double toggle switch 10 includes a first position and a second position, when the double toggle switch 10 is turned to the first position, the touch display screen 9 enters a parameter setting mode, and when the double toggle switch 10 is turned to the second position, the touch display screen 9 enters a test mode.

[0036] The CPU module 3 includes a JPEG decoding module 31 and a DDR display memory module 32 .

[0037] The edge of the control board 2 is provided with a serial port 7 and a USB port 8 , and the serial port 7 and the USB port 8 cooperate with the host computer 11 .

[0038] The touch display screen 9 is a TFT display screen.

[0039] It should be noted that the FLASH storage module 4 stores preset picture data, preset character library data, preset audio data, and preset video data.

[0040] The working mode of this embodiment is described below.

[0041] When the user needs to set parameters, first turn the double toggle switch 10 to the first position, and then the touch display screen 9 enters the parameter setting mode. The user directly selects and sets parameters on the touch display screen 9. Finally, exit the setting interface, turn the double toggle switch 10 to the second position, and restart the power. At this time, the touch display screen 9 enters the test mode.

[0042] The user selects the serial port 7 or the USB port 8 to connect to the host computer 11. The test version is directly tested using the software of the host computer 11.

[0043] By using the preset data stored in the FLASH storage module 4, the user does not need to write a test program and compile and burn it, and can directly set several parameters on the multifunctional display screen test board, which is quick and convenient and greatly improves the test efficiency of the test board.

[0044] Example 2

[0045] like Figure 2 As shown, the multifunctional display screen test board provided in Example 1 is further optimized. Specifically, a first status display light 12 and a second status display light 13 are provided on the substrate body 1 .

[0046] The working mode of this embodiment is described below.

[0047] The first state display light 12 and the second state display light 13 can clearly display the state of the multi-function display screen test. When the double toggle switch 10 is turned to the first position, the first state display light 12 is on. When the double toggle switch 10 is turned to the second position, the second state display light 13 is on. Through the first state display light 12 and the second state display light 13, the user can quickly understand the current working state.

[0048] Example 3

[0049] like Figure 3 As shown, the multifunctional display screen test board provided in Embodiment 1 or 2 is further optimized. Specifically, a test playing speaker 14 is provided on the substrate body 1.

[0050] The working mode of this embodiment is described below.

[0051] By using the test passing playback loudspeaker 14, when the test is passed, the test passing playback loudspeaker 14 plays the message through language, which is convenient for the user and further improves the test efficiency.

[0052] The terms "coupling" and "coupling" involved in the embodiments of the present application should be understood in a broad sense. For example, they may refer to a direct physical connection, or an indirect connection achieved through electronic devices, such as a connection achieved through resistors, inductors, capacitors or other electronic devices.

[0053] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection, an electrical connection, or communication with each other; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0054] Obviously, the embodiments described above are only some embodiments of the present application, rather than all embodiments. The preferred embodiments of the present application are given in the accompanying drawings, but they do not limit the patent scope of the present application. The present application can be implemented in many different forms. On the contrary, the purpose of providing these embodiments is to make the understanding of the disclosure of the present application more thorough and comprehensive. Although the present application is described in detail with reference to the aforementioned embodiments, for those skilled in the art, it is still possible to modify the technical solutions recorded in the aforementioned specific implementation methods, or to replace some of the technical features therein with equivalents. Any equivalent structure made using the contents of the specification and drawings of this application, directly or indirectly used in other related technical fields, is similarly within the scope of patent protection of this application.

Claims

1. A multifunctional display screen test board, characterized in that: The multifunctional display screen test board comprises a substrate body (1), the substrate body (1) is provided with a control board (2) and a touch display screen (9), the control board (2) comprises a CPU module (3), a FLASH storage module (4), an instruction parsing module (5) and an instruction buffer module (6), a double toggle switch (10) is provided on one side of the touch display screen (9), the double toggle switch (10) comprises a first position and a second position, when the double toggle switch (10) is turned to the first position, the touch display screen (9) enters a parameter setting mode, and when the double toggle switch (10) is turned to the second position, the touch display screen (9) enters a test mode.

2. The multifunctional display screen test board according to claim 1, characterized in that: The CPU module (3) is provided with a JPEG decoding module (31) and a DDR display memory module (32).

3. The multifunctional display screen test board according to claim 1, characterized in that: A serial port (7) and a USB port (8) are provided on the edge of the control panel (2), and the serial port (7) and the USB port (8) cooperate with the host computer (11).

4. The multifunctional display screen test board according to claim 1, characterized in that: The touch display screen (9) is a TFT display screen.

5. The multifunctional display screen test board according to claim 1, characterized in that: The FLASH storage module (4) stores preset picture data.

6. The multifunctional display screen test board according to claim 1, characterized in that: The FLASH storage module (4) stores preset character library data.

7. The multifunctional display screen test board according to claim 1, characterized in that: The FLASH storage module (4) stores preset audio data.

8. The multifunctional display screen test board according to claim 1, characterized in that: The FLASH storage module (4) stores preset video data.

9. The multifunctional display screen test board according to claim 1, characterized in that: The substrate body (1) is provided with a first status display light (12) and a second status display light (13).

10. The multifunctional display screen test board according to claim 1, characterized in that: A test pass playing speaker (14) is provided on the substrate body (1).

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