CN110119210A - Contactless terminal input device based on gesture - Google Patents
Contactless terminal input device based on gesture Download PDFInfo
- Publication number
- CN110119210A CN110119210A CN201910577793.6A CN201910577793A CN110119210A CN 110119210 A CN110119210 A CN 110119210A CN 201910577793 A CN201910577793 A CN 201910577793A CN 110119210 A CN110119210 A CN 110119210A
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- gesture
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- input device
- usb interface
- contactless terminal
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- 239000011159 matrix material Substances 0.000 claims abstract description 15
- 239000003990 capacitor Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/017—Gesture based interaction, e.g. based on a set of recognized hand gestures
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- User Interface Of Digital Computer (AREA)
Abstract
The present invention relates to sensor fields, and in particular to the Temperature Humidity Sensor with intelligence interface.Including main MCU chip, gesture identification sensor, power supply system, input matrix, USB interface, operation information feedback, debugging starting module.Main MCU chip reads the gesture motion information that gesture identification sensor captures, and the information command that will be read is corresponding USB HID key assignments to Upper system output, to realize the function that the input by gesture to system instructs.The present invention does not need any material contact, the instruction control of operator can be realized, novel in design rationally it is convenient and at low cost to realize, functional reliability is high, and practical, application value is high.
Description
Technical field
The present invention relates to input equipment fields, and in particular to the contactless terminal input device based on gesture.
Background technique
On industrial and civilian, many times the input equipment of controlling terminal needs operator directly to contact control, and
Operate with, cause since working environment is severe or pollutant is more, or largely, using it is not long when after, just occur
The phenomenon that can not accurately inputting, especially on factory floor terminal operation, railway station automatic ticket-booking machine etc. in scenes, either
These common input modes of touch screen, keyboard or mouse, all deposit this problem.
Summary of the invention
To solve the above-mentioned problems, the present invention provides a kind of contactless terminal input device based on gesture, this hair
It is bright that input keyboard type is identified as Upper system, by that can identify user gesture type, according to gesture-type.
For the above-mentioned target of realization, the present invention is achieved by the following technical solutions: a kind of based on the non-contact of gesture
Formula terminal input device, it is characterised in that: including main MCU chip, gesture identification sensor, power supply system, input matrix, USB
Interface, operation information feedback, debugs starting module.
Wherein, main MCU chip is made of 1 piece of STM32F103 chip, write-in control program in chip, and control program includes
USB keyboard drive module, gesture identification sensor driver.
Wherein, USB keyboard drive module controls this equipment by USB interface, after connecting USB interface, is claimed as USB key
Disk input equipment, this equipment can support existing most of terminal device and system.
Wherein, gesture identification sensor driver, drives gesture identification sensor, and continual capture identification is possible
Gesture input signal corresponds to USB HID key to Upper system output by USB interface after capturing corresponding gesture input
Value, causes the keypad input event of Upper system.
Wherein, master chip is connected by route SCL, SDA, INIT and gesture identification sensor, passes through PA11, PA12 route
It connect with USB interface, is connect by route Key1-8 with input matrix, fed back by route RSCON, LEDM1 and operation information
Connection is connect by route SWDIO, SWCLK, RSTM with debugging starting module.
Wherein, gesture identification sensor is made of 1 piece of PAJ7620U2, is mainly used for analyzing by infrared data, is judged defeated
Enter the gesture of operation, and is converted to corresponding code.
Wherein, power supply system is made of 1 piece of 662K, 1 1N4148,3 capacitors, and it is straight to be mainly used for the 5V for inputting USB
Galvanic electricity switchs to 3.3V direct current, uses for system.
Wherein, input matrix is made of 1 12 needle interface, and wherein Key1-8 can be real by the matrix keyboard of external 4X4
The common keyboard function that now can directly operate.
Wherein, USB interface is made of 1 USB interface, 3 resistance, realizes USB hardware interface, and guarantee connects with world USB
Mouth agreement correctly connects.
Wherein, operation information feedback is made of 3 LED and 5 resistance, is used for feedback system operating status, if having defeated
Enter signal.
Wherein, debugging starting module is made of 1 debugging programming interface, 1 capacitor and 1 resistance, is write for debugging
System program simultaneously starts the program in master chip after equipment energization.
Due to use of the invention, it is available following the utility model has the advantages that
1, the present invention is standard USB keyboard input equipment, with existing most equipment and system compatible.
2, the present invention only can carry out control input by the gesture of operator, thus not without any substantial exposure
Have any greasy dirt or loss, the particularly suitable scene that can not directly input using common keyboard.
In conclusion of the invention novel in design reasonable, it is convenient and at low cost to realize, is conducive to system group network and integrates, work
High reliablity, practical, application value is high.
Detailed description of the invention
Fig. 1 is equipment structure chart；
Fig. 2 is equipment outline drawing；
Fig. 3 is main MCU chip circuit diagram；
Fig. 4 is gesture identification sensor circuit figure；
Fig. 5 is power supply system circuit diagram；
Fig. 6 is input matrix circuit figure；
Fig. 7 is usb circuit figure of the present invention；
Fig. 8 is operation information feed circuit figure；
Fig. 9 is debugging starting module circuit diagram；
Figure 10 is equipment main program flow chart；
In figure: the main MCU chip of 1-, 2- gesture identification sensor, 3- power supply system, 4- input matrix, 5-USB interface, 6- operation
Information feedback, 7- debug starting module.
Specific embodiment
The present invention provides the contactless terminal input devices as shown in Figs. 1-2 based on gesture, comprising: main MCU chip
(1), gesture identification sensor (2), power supply system (3), input matrix (4), USB interface (5), operation information feed back (6), debugging
Starting module (7).
Wherein, main MCU chip (1) circuit 1 piece of STM32F103 chip as shown in figure 3, be made of, and write-in is as schemed in chip
Program is controlled shown in 10, control program includes USB keyboard drive module (8), gesture identification sensor driver (9).
Wherein, USB keyboard drive module (8) controls this equipment by USB interface (5), after connecting Upper system, statement
For USB keyboard input equipment, this equipment can support existing most of terminal device and system.
Wherein, gesture identification sensor driver (9) drive gesture identification sensor (2), continual capture identification
Possible gesture input signal is corresponded to by USB interface (5) to Upper system output after capturing corresponding gesture input
USB HID key assignments, causes the keypad input event of Upper system.
Specifically, main MCU chip (1) is connected by route SCL, SDA, INIT and gesture identification sensor (2), pass through
PA11, PA12 route are connect with USB interface (5), are connect by route Key1-8 with input matrix (4), by route RSCON,
LEDM1 is connect with operation information feedback (6), is connect by route SWDIO, SWCLK, RSTM with debugging starting module (7).
Specifically, gesture identification sensor (2) circuit as shown in figure 4, be made of 1 piece of PAJ7620U2 (U3), is mainly used for
It is analyzed by infrared data, judges the gesture of input operation, and be converted to corresponding code.
Specifically, power supply system (3) circuit is as shown in figure 5, by 1 piece of 662K (U2), 1 1N4148 (D2), 3 capacitors
(C1, C2, C3) is constituted, and is mainly used for the 5V direct current that USB is inputted switching to 3.3V direct current, be used for system.
Specifically, input matrix (4) circuit is 1 12 needle interface (JP1) as shown in fig. 6, be made of, wherein Key1-8 can be with
By the matrix keyboard of external 4X4, the common keyboard function that can directly operate is realized.
Specifically, USB interface (5) circuit is as shown in fig. 7, by 1 USB interface (J4), 3 resistance (R7, R8, R9) structures
At realization USB hardware interface guarantees correctly to connect with international USB interface agreement.
Specifically, operation information feedback (6) circuit as shown in figure 8, by 3 LED (D1, D3, D4) and 5 resistance (R1,
R2, R3, R6, R8) it constitutes, it is used for feedback system operating status, if having input signal.
Specifically, debugging starting module (7) circuit is as shown in figure 9, by 1 debugging programming interface (J3), 1 capacitor (C5)
And 1 resistance (R10) is constituted, for debugging system for writing and compiling program and the program after equipment energization in starting master chip.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify to method documented by foregoing embodiments, or part of chip, element and technical characteristic are carried out etc.
With replacement, all within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in this
Within the protection scope of invention.
Claims (10)
1. a kind of contactless terminal input device based on gesture, it is characterised in that: including main MCU chip, gesture identification is passed
Sensor, power supply system, input matrix, USB interface, operation information feedback debug starting module.
2. the contactless terminal input device according to right 1 based on gesture, it is characterised in that: main MCU chip is by 1 piece
STM32F103 chip is constituted, write-in control program in chip, and control program includes USB keyboard drive module, gesture identification sensing
Device driver.
3. the contactless terminal input device according to right 1 based on gesture, it is characterised in that: USB key dish driving mould
Block program controls this equipment by USB interface, after connecting USB interface, is claimed as USB keyboard input equipment, this equipment can
Support existing most of terminal device and system.
4. the contactless terminal input device according to right 1 based on gesture, it is characterised in that: gesture identification sensor
Driver, drives gesture identification sensor, and continual capture identifies possible gesture input signal, capturing corresponding hand
After gesture input, USB HID key assignments is corresponded to Upper system output by USB interface, causes the keyboard input thing of Upper system
Part.
5. the contactless terminal input device according to right 1 based on gesture, it is characterised in that: master chip passes through route
SCL, SDA, INIT and gesture identification sensor connect, and are connect by PA11, PA12 route with USB interface, pass through route Key1-
8 connect with input matrix, by route RSCON, LEDM1 and operation information feedback link, by route SWDIO, SWCLK,
RSTM is connect with debugging starting module.
6. the contactless terminal input device according to right 1 based on gesture, it is characterised in that: gesture identification sensor
It is made of 1 piece of PAJ7620U2, is mainly used for analyzing by infrared data, judge the gesture of input operation, and be converted to corresponding generation
Code.
7. the contactless terminal input device according to right 1 based on gesture, it is characterised in that: power supply system is by 1 piece
662K, 1 1N4148,3 capacitors are constituted, and are mainly used for the 5V direct current that USB is inputted switching to 3.3V direct current, be made for system
With.
8. the contactless terminal input device according to right 1 based on gesture, it is characterised in that: input matrix is by 1
12 needle interfaces are constituted, and wherein Key1-8 can realize the common keyboard function that can directly operate by the matrix keyboard of external 4X4
Energy.
9. the contactless terminal input device according to right 1 based on gesture, it is characterised in that: USB interface is by 1
USB interface, 3 resistance are constituted, and realize USB hardware interface, guarantee correctly to connect with international USB interface agreement.
10. the contactless terminal input device according to right 1 based on gesture, it is characterised in that: operation information feedback
It is made of 3 LED and 5 resistance, is used for feedback system operating status, if having input signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910577793.6A CN110119210A (en) | 2019-06-28 | 2019-06-28 | Contactless terminal input device based on gesture |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910577793.6A CN110119210A (en) | 2019-06-28 | 2019-06-28 | Contactless terminal input device based on gesture |
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| CN110119210A true CN110119210A (en) | 2019-08-13 |
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| CN201910577793.6A Pending CN110119210A (en) | 2019-06-28 | 2019-06-28 | Contactless terminal input device based on gesture |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202256513U (en) * | 2011-06-22 | 2012-05-30 | 北京工业大学 | Handheld wireless data collector for pole and tower safety protection online monitoring system |
| CN107885630A (en) * | 2017-12-11 | 2018-04-06 | 南京理工大学 | A kind of programmable virtual keyboard detecting device and method |
| CN109240282A (en) * | 2018-07-30 | 2019-01-18 | 王杰瑞 | One kind can manipulate intelligent medical robot |
| CN210199699U (en) * | 2019-06-28 | 2020-03-27 | 荆州市辰霖智能科技有限公司 | Non-contact terminal input device based on gestures |
-
2019
- 2019-06-28 CN CN201910577793.6A patent/CN110119210A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202256513U (en) * | 2011-06-22 | 2012-05-30 | 北京工业大学 | Handheld wireless data collector for pole and tower safety protection online monitoring system |
| CN107885630A (en) * | 2017-12-11 | 2018-04-06 | 南京理工大学 | A kind of programmable virtual keyboard detecting device and method |
| CN109240282A (en) * | 2018-07-30 | 2019-01-18 | 王杰瑞 | One kind can manipulate intelligent medical robot |
| CN210199699U (en) * | 2019-06-28 | 2020-03-27 | 荆州市辰霖智能科技有限公司 | Non-contact terminal input device based on gestures |
Non-Patent Citations (2)
| Title |
|---|
| 梁梓廷等: "基于Arduino的手势识别控制装置", 《电脑知识与技术》, vol. 13, no. 18, pages 184 - 185 * |
| 牛作东等: "基于STM32的手势识别控制器的设计", 《电子测试》, pages 20 - 21 * |
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