CN213816477U - Debugging interface structure and laser projector - Google Patents
Debugging interface structure and laser projector Download PDFInfo
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- CN213816477U CN213816477U CN202023343970.1U CN202023343970U CN213816477U CN 213816477 U CN213816477 U CN 213816477U CN 202023343970 U CN202023343970 U CN 202023343970U CN 213816477 U CN213816477 U CN 213816477U
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Abstract
The utility model relates to a projecting apparatus technical field provides a debugging interface structure and laser projector, and wherein, the debugging interface structure includes: a first control circuit board disposed inside the laser projector; a second control circuit board disposed inside the laser projector; and the DB9 interface is arranged in the laser projector and extends out of the outer surface of the laser projector, and the DB9 interface is electrically connected with the first control circuit board and the second control circuit board. The utility model provides a debugging interface structure and laser projector adopts DB9 interface and the equal electricity of first control circuit board and second control circuit board to be connected, realize debugging and procedure through the mode of "two boards a mouthful" and burn and write to DB9 interface is special interface, be not interface commonly used, be difficult to cause and obscure, and then fundamentally has avoided the mistake to pull out the problem of inserting, more be fit for pulling out the scene of inserting frequently and use, it uses reliably, therefore, the carrier wave prepaid electric energy meter is low in cost, and the outward appearance is succinct pleasing to the eye.
Description
Technical Field
The utility model relates to a projecting apparatus technical field, more specifically say, relate to a debugging interface structure and laser projector.
Background
The conventional laser projector is internally provided with two boards which respectively comprise a main board and a power board, and the back of the laser projector is correspondingly provided with two interfaces which are respectively connected with the main board and the power board and used for programming and debugging the laser projector. In the prior art, a mode of one-plate one-opening is adopted, so that the occupied space is large, and the appearance of a product is influenced. The physical interface of power strip is 3.5mm audio frequency interface, and the physical interface of mainboard is miniUSB data interface, when needs are burnt for the laser projector carries out the procedure and write or when debugging, needs adopt corresponding joint and interface connection, because 3.5mm audio frequency interface and miniUSB data interface are the interface commonly used, leads to the mistake easily to pull out and insert, arouses the damage of interface easily, and then leads to the damage of laser projector, influences the normal use of product.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a debugging interface structure and laser projector to it is big to solve the mode occupation space that the laser projector among the prior art adopted a board a bite, and leads to the maloperation easily and damages the technical problem of laser projector.
In order to achieve the above object, the utility model adopts the following technical scheme:
in one aspect, the utility model provides a debugging interface structure, include:
a first control circuit board disposed inside the laser projector;
a second control circuit board disposed inside the laser projector;
a DB9 interface disposed inside the laser projector and extending outside of the laser projector, wherein the DB9 interface is electrically connected to both the first control circuit board and the second control circuit board.
According to the debugging interface structure, a first interface pin is arranged on the DB9 interface;
a first pin is arranged on the first control circuit board, a fourth pin is arranged on the second control circuit board, the first interface pin is electrically connected with the first pin, and the first pin is electrically connected with the fourth pin;
or, the first interface pin is electrically connected with the fourth pin, and the first pin is electrically connected with the fourth pin.
According to the debugging interface structure, a first interface pin is arranged on the DB9 interface, a first pin is arranged on the first control circuit board, a fourth pin is arranged on the second control circuit board, and the first interface pin is electrically connected with the first pin and the fourth pin.
According to the debugging interface structure, a second interface pin is arranged on the DB9 interface, a second pin is arranged on the first control circuit board, and the second interface pin is electrically connected with the second pin;
and a third interface pin is arranged on the DB9 interface, a third pin is arranged on the first control circuit board, and the third interface pin is electrically connected with the third pin.
According to the debugging interface structure, a fourth interface pin is arranged on the DB9 interface, a fifth pin is arranged on the second control circuit board, and the fourth interface pin is electrically connected with the fifth pin;
and a fifth interface pin is arranged on the DB9 interface, a sixth pin is arranged on the second control circuit board, and the fifth interface pin is electrically connected with the sixth pin.
According to the debugging interface structure, a sixth interface pin, a seventh interface pin, an eighth interface pin and a ninth interface pin are arranged on the DB9 interface.
According to the debugging interface structure, the DB9 interface is a DB9 public interface.
According to the debugging interface structure, the DB9 interface is a DB9 female interface.
According to the debugging interface structure, the first control circuit board is a mainboard;
and/or the second control circuit board is a power supply board.
On the other hand, the utility model also provides a laser projector, including the aforesaid debugging interface structure.
The utility model provides a debugging interface structure and laser projector's beneficial effect lies in at least:
the utility model provides a debugging interface structure and laser projector, adopt the DB9 interface to be connected with the equal electricity of first control circuit board and second control circuit board, the mode through "two boards a mouthful" realizes debugging and procedure to burn and write, and DB9 interface is special interface, be not interface commonly used, be difficult to cause and obscure, when the outside DB9 interface that is used for rather than the adaptation is inserted and is come the transmission signal, it is not the adaptation completely with 3.5mm audio interface and miniUSB data interface commonly used, and then fundamentally has avoided the mistake to pull out the problem of inserting, more be fit for frequently pulling out the scene of inserting and use, it uses reliably, therefore, the carrier wave prepaid electric energy meter is low in cost, and the succinct atmosphere of outward appearance, and is pleasing to the eye.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a laser projector according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a debug interface structure provided by an embodiment of the present invention.
Wherein, in the figures, the respective reference numerals:
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly or indirectly secured to the other element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element. The terms "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positions based on the orientations or positions shown in the drawings, and are for convenience of description only and not to be construed as limiting the technical solution. The terms "first", "second" and "first" are used merely for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. The meaning of "plurality" is two or more unless specifically limited otherwise.
Referring to fig. 1 and fig. 2, the present embodiment provides a debug interface structure 100, including: a first control circuit board 10 provided inside the laser projector 200; a second control circuit board 20 provided inside the laser projector 200; a DB9 interface 30 disposed inside the laser projector 200 and extending outside the outer surface of the laser projector 200, wherein the DB9 interface 30 is electrically connected to both the first control circuit board 10 and the second control circuit board 20.
The debugging interface structure 100 provided by the embodiment has at least the following beneficial effects:
the debugging interface structure 100 provided by the embodiment adopts the DB9 interface 30 to be electrically connected with the first control circuit board 10 and the second control circuit board 20, the debugging and the program programming are realized in a two-board one-port mode, the DB9 interface 30 is a special interface and is not a common interface and is not easy to confuse, when the external DB9 interface matched with the debugging interface is plugged to transmit signals, the debugging interface structure is not matched with a common 3.5mm audio interface and a miniUSB data interface completely, the problem of mistaken plugging is avoided fundamentally, the debugging interface structure is more suitable for being used in a frequently plugged scene, the use is reliable, the cost is low, the appearance is simple and is elegant and attractive.
In one embodiment, referring to fig. 2, a first interface pin 31 is disposed on the DB9 interface 30; the first control circuit board 10 is provided with a first pin 11, the second control circuit board 20 is provided with a fourth pin 21, the first interface pin 31 is electrically connected with the first pin 11, and the first pin 11 is electrically connected with the fourth pin 21. Since the first pin 11 and the fourth pin 21 are electrically connected, the first interface pin 31 thereof can be electrically connected with the first pin 11 to realize grounding.
In another embodiment, please continue to refer to fig. 2, the DB9 interface 30 is provided with a first interface pin 31; the first control circuit board 10 is provided with a first pin 11, the second control circuit board 20 is provided with a fourth pin 21, the first interface pin 31 is electrically connected with the fourth pin 21, and the first pin 11 is electrically connected with the fourth pin 21. Since the first pin 11 and the fourth pin 21 are electrically connected, the first interface pin 31 and the fourth pin 21 are electrically connected to each other, so as to achieve grounding.
In yet another embodiment, please continue to refer to fig. 2, the DB9 interface 30 is provided with a first interface pin 31; the first control circuit board 10 is provided with a first pin 11, the second control circuit board 20 is provided with a fourth pin 21, and the first interface pin 31 is electrically connected with the first pin 11 and the fourth pin 21, so that the first pin 11 and the fourth pin 21 are grounded respectively.
In one embodiment, with continued reference to fig. 2, the DB9 interface 30 is provided with a second interface pin 32; the first control circuit board 10 is provided with a second pin 12, and the second interface pin 32 is electrically connected to the second pin 12. Since the second interface pin 32 provided on the DB9 interface 30 is electrically connected to the second pin 12 provided on the first control circuit board 10, it is possible to transmit a signal to the first control circuit board 10 through the DB9 interface 30. A third interface pin 33 is arranged on the DB9 interface 30; the first control circuit board 10 is provided with a third pin 13, and the third interface pin 33 is electrically connected to the third pin 13. Since the third interface pin 33 provided on the DB9 interface 30 is electrically connected to the third pin 13 provided on the first control circuit board 10, it is possible to receive the feedback signal of the first control circuit board 10 through the DB9 interface 30. Through the matching of the second interface pin 32 and the second pin 12 and the matching of the third interface pin 33 and the third pin 13, signal transmission and signal reception are realized, so that programming and debugging can be performed on the first control circuit board 10.
In one embodiment, with continued reference to fig. 2, a fourth interface pin 34 is disposed on the DB9 interface 30; the second control circuit board 20 is provided with a fifth pin 22, and the fourth interface pin 34 is electrically connected to the fifth pin 22. Since the fourth interface pin 34 provided on the DB9 interface 30 is electrically connected to the fifth pin 22 provided on the second control circuit board 20, signal transmission to the second control circuit board 20 is realized. A fifth interface pin 35 is arranged on the DB9 interface 30; the second control circuit board 20 is provided with a sixth pin 23, and the fifth interface pin 35 is electrically connected to the sixth pin 23. Since the fifth interface pin 35 provided on the DB9 interface 30 is electrically connected to the sixth pin 23 provided on the second control circuit board 20, it is possible to receive the feedback signal of the second control circuit board 20 through the DB9 interface 30. The transmission and reception of signals are realized through the matching of the fourth interface pin 34 and the fifth pin 22 and the matching of the fifth interface pin 35 and the sixth pin 23, so that the programming and debugging can be performed on the second control circuit board 20.
In one embodiment, with reference to fig. 2, the DB9 interface 30 is provided with a sixth interface pin 36, a seventh interface pin 37, an eighth interface pin 38 and a ninth interface pin 39. It should be understood that the second pin 12 is not limited to being electrically connected to the second interface pin 32, and may be electrically connected to any other interface pin, and is not limited herein. The third pin 13 is not limited to be electrically connected to the third interface pin 33, and may be electrically connected to any other interface pin, and is not limited herein. The fifth pin 22 is not limited to be electrically connected to the fourth interface pin 34, and may be electrically connected to any other interface pin, which is not limited herein. The sixth pin 23 is not limited to be electrically connected to the fifth interface pin 35, and may be electrically connected to any other interface pin, and is not limited herein.
In one embodiment, continuing with FIG. 2, the DB9 interface 30 is a DB9 male interface. When the DB9 interface 30 is a DB9 male interface and program programming and debugging are required, an external DB9 female interface adapted to the DB9 male interface is required to implement program programming and debugging.
In another embodiment, continuing with FIG. 2, the DB9 interface 30 is a DB9 female interface. When the DB9 interface 30 is a DB9 female interface and program programming and debugging are required, an external DB9 male interface adapted to the DB9 female interface is required to be connected externally to implement program programming and debugging.
In one embodiment, the first control circuit board 10 is a motherboard. Optionally, the motherboard is an android motherboard.
In one embodiment, the second control circuit board 20 is a power board.
It should be understood that the first control circuit board 10 and the second control circuit board 20 are not limited to the main board and the power board, but may be other boards, and are not limited herein.
Referring to fig. 1, the present invention further provides a laser projector 200 including the above-mentioned debugging interface structure 100. Since the debug interface architecture 100 has been described above, it is not described in detail here.
In summary, the following steps: the present embodiment provides a debug interface architecture 100, comprising: a first control circuit board 10 provided inside the laser projector 200; a second control circuit board 20 provided inside the laser projector 200; a DB9 interface 30 disposed inside the laser projector 200 and extending outside the outer surface of the laser projector 200, wherein the DB9 interface 30 is electrically connected to both the first control circuit board 10 and the second control circuit board 20. The present embodiment also provides a laser projector 200 including the above-described debug interface structure 100. The debugging interface structure 100 and the laser projector 200 provided by the embodiment adopt the DB9 interface 30 to be electrically connected with both the first control circuit board 10 and the second control circuit board 20, and realize debugging and program programming by means of "one port for two boards", and the DB9 interface 30 is a special interface, is not a common interface, and is not easy to be confused, when the external DB9 interface adapted to the debugging interface is plugged to transmit signals, the debugging interface structure is not adapted to the common 3.5mm audio interface and the miniUSB data interface, so that the problem of mistaken plugging is fundamentally avoided, and the debugging interface structure is more suitable for being used in a frequently plugged scene, and is reliable in use, low in cost, simple in appearance, and beautiful and atmospheric.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A debug interface architecture, comprising:
a first control circuit board disposed inside the laser projector;
a second control circuit board disposed inside the laser projector;
a DB9 interface disposed inside the laser projector and extending outside of the laser projector, wherein the DB9 interface is electrically connected to both the first control circuit board and the second control circuit board.
2. The debug interface structure of claim 1, wherein said DB9 interface is provided with a first interface pin;
a first pin is arranged on the first control circuit board, a fourth pin is arranged on the second control circuit board, the first interface pin is electrically connected with the first pin, and the first pin is electrically connected with the fourth pin;
or, the first interface pin is electrically connected with the fourth pin, and the first pin is electrically connected with the fourth pin.
3. The debug interface structure of claim 1, wherein: be equipped with first interface pin on the DB9 interface, be equipped with first pin on the first control circuit board, be equipped with the fourth pin on the second control circuit board, first interface pin with first pin with the fourth pin is all connected electrically.
4. A debug interface structure as claimed in any one of claims 1 to 3, wherein: a second interface pin is arranged on the DB9 interface, a second pin is arranged on the first control circuit board, and the second interface pin is electrically connected with the second pin;
and a third interface pin is arranged on the DB9 interface, a third pin is arranged on the first control circuit board, and the third interface pin is electrically connected with the third pin.
5. The debug interface structure of claim 4, wherein: a fourth interface pin is arranged on the DB9 interface, a fifth pin is arranged on the second control circuit board, and the fourth interface pin is electrically connected with the fifth pin;
and a fifth interface pin is arranged on the DB9 interface, a sixth pin is arranged on the second control circuit board, and the fifth interface pin is electrically connected with the sixth pin.
6. The debug interface structure of claim 5, wherein: and a sixth interface pin, a seventh interface pin, an eighth interface pin and a ninth interface pin are arranged on the DB9 interface.
7. The debug interface structure of claim 1, wherein: the DB9 interface is a DB9 male interface.
8. The debug interface structure of claim 1, wherein: the DB9 interface is a DB9 female interface.
9. The debug interface structure of claim 1, wherein: the first control circuit board is a mainboard;
and/or the second control circuit board is a power supply board.
10. A laser projector characterized by: comprising a debug interface architecture as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023343970.1U CN213816477U (en) | 2020-12-31 | 2020-12-31 | Debugging interface structure and laser projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023343970.1U CN213816477U (en) | 2020-12-31 | 2020-12-31 | Debugging interface structure and laser projector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213816477U true CN213816477U (en) | 2021-07-27 |
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ID=76948145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023343970.1U Active CN213816477U (en) | 2020-12-31 | 2020-12-31 | Debugging interface structure and laser projector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213816477U (en) |
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2020
- 2020-12-31 CN CN202023343970.1U patent/CN213816477U/en active Active
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