CN109754735A - A kind of image automatic rotating device and working method based on acceleration transducer - Google Patents
A kind of image automatic rotating device and working method based on acceleration transducer Download PDFInfo
- Publication number
- CN109754735A CN109754735A CN201910015864.3A CN201910015864A CN109754735A CN 109754735 A CN109754735 A CN 109754735A CN 201910015864 A CN201910015864 A CN 201910015864A CN 109754735 A CN109754735 A CN 109754735A
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- Prior art keywords
- display
- microprocessor
- acceleration transducer
- rotating device
- automatic rotating
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Abstract
The invention discloses a kind of image automatic rotating device and working method based on acceleration transducer, including microprocessor carry out processing for the signal to acceleration transducer and feedback result are fed back to the video card of host；Acceleration transducer feeds back to microprocessor for the angle of feedback device, and by feedback information；Microprocessor monitors circuit, the working power for monitoring microprocessor；Microprocessor connects display by Universal Serial Interface, and the serial line interface of display is used to provide power supply to microprocessor, is additionally provided with linear voltage regulator between the serial line interface and microprocessor of display.The present invention provides a kind of solution of automatic rotation image for the display of acceleration transducer is not yet arranged, and avoids updating the wasting of resources that existing display generates, provides the expansion module of external automatic rotation image for existing display.
Description
Technical field
The present invention relates to field of display technology, and in particular to a kind of image automatic rotating device based on acceleration transducer
And working method.
Background technique
With the development of display, in order to meet plurality of application scenes, display can be according to different scenes needs, physically
Rotatable direction uses, for example the diagnostic display unit of dept. of radiology generally makees vertical screen use.But after the rotation of display physical direction, one
As need that image display direction is manually arranged, can normal use, it is for a user, very inconvenient.
Although have existed in the prior art can automatic rotational display direction device, such as smart phone and plate electricity
Brain, but not yet there is this function of automatic roller blind for some old displays, and the need in cost and usage scenario
It asks, existing display and the display newly gone out from now on are also impossible to all carry the device in automatic rotational display direction, therefore
Design it is a kind of it is external, be of great significance convenient for the automatic rotating device of connection for promoting the ease for use of display.
Summary of the invention
To solve deficiency in the prior art, the present invention provides a kind of automatic rotating dress of the image based on acceleration transducer
Set and working method, solve in the prior art without automatic rotational display direction display can not the technology of automatic roller blind ask
Topic.
In order to achieve the above objectives, the present invention adopts the following technical scheme:
A kind of image automatic rotating device based on acceleration transducer, it is characterised in that: including
Microprocessor carries out processing for the signal to acceleration transducer and feedback result is fed back to the video card of host；
Acceleration transducer feeds back to microprocessor for the angle of feedback device, and by feedback information；
Microprocessor monitors circuit, the working power for monitoring microprocessor；
The microprocessor connects display by Universal Serial Interface, and the serial line interface of display is used to provide to microprocessor
Power supply is additionally provided with linear voltage regulator between the serial line interface and microprocessor of display.
As a preferred solution of the present invention, the automatic rotating dress of a kind of image based on acceleration transducer above-mentioned
It sets, it is characterised in that: the serial line interface is USB interface.
As a preferred solution of the present invention, the automatic rotating dress of a kind of image based on acceleration transducer above-mentioned
It sets, it is characterised in that: the microprocessor is also connected with the LED light for display device working condition.
As a preferred solution of the present invention, the automatic rotating dress of a kind of image based on acceleration transducer above-mentioned
It sets, it is characterised in that: the model of the microprocessor is STM32.
As a preferred solution of the present invention, the automatic rotating dress of a kind of image based on acceleration transducer above-mentioned
It sets, it is characterised in that: the model of the microprocessor monitors circuit is MAX809.
As a preferred solution of the present invention, the automatic rotating dress of a kind of image based on acceleration transducer above-mentioned
It sets, it is characterised in that: the operating voltage of the microprocessor is 3.3V.
As a preferred solution of the present invention, the automatic rotating dress of a kind of image based on acceleration transducer above-mentioned
It sets, it is characterised in that: the video card that the microprocessor passes through USB interface, I2C bus, DDC controller or bluetooth connection host.
As a preferred solution of the present invention, the automatic rotating dress of a kind of image based on acceleration transducer above-mentioned
It sets, it is characterised in that: the microprocessor is also connected with debugging interface.
A kind of working method of the image automatic rotating device based on acceleration transducer, it is characterised in that: according to following
Step work:
Step 1: automatic rotating device is accessed into display.
Step 2: whether acceleration transducer real time monitoring display rotates, and judges display when front direction state is
Transverse screen or vertical screen state, and by the angle information Real-time Feedback of display to microprocessor；In the aobvious of host amendment display
Show state, the flag state of display in host is accomplished and the practical identical state of display；
Step 3: when acceleration transducer detects that display rotation angle is more than systemic presupposition angle, by the rotation of display
Turn state and feed back to microprocessor processes, the rotation status information of display is fed back host by microprocessor；
Step 4: host adjusts the display state of display by video card by processing.
As a preferred solution of the present invention, a kind of image automatic rotating device based on acceleration transducer above-mentioned
Working method, it is characterised in that: the systemic presupposition angle adjustable.
Advantageous effects of the invention:
Whether energy automatic identification display of the present invention rotates, and automatically carry out display picture rotation, guarantee display image with
Change accurate display with physical direction, to the field for needing rotating display device direction to use according to different application scene, such as medical treatment
Bring great convenience in field etc..
The present invention provides a kind of solution of automatic rotation image for the display of acceleration transducer is not yet arranged,
It avoids updating the wasting of resources that existing display generates, provides the expanded mode of external automatic rotation image for existing display
Block.
Detailed description of the invention
Fig. 1 is the image automatic rotating device schematic diagram the present invention is based on acceleration transducer；
Fig. 2 is process chart of the present invention.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings.Following embodiment is only used for clearly illustrating the present invention
Technical solution, and not intended to limit the protection scope of the present invention.
Present embodiment discloses a kind of as shown in Figure 1: image automatic rotating device based on acceleration transducer, including
Microprocessor carries out processing for the signal to acceleration transducer and feedback result is fed back to the video card of host；
Acceleration transducer feeds back to microprocessor for the angle of feedback device, and by feedback information；
Microprocessor monitors circuit, the working power for monitoring microprocessor；
Microprocessor connects display by Universal Serial Interface, and the serial line interface of display is used to provide electricity to microprocessor
Source is additionally provided with linear voltage regulator between the serial line interface and microprocessor of display.
Serial line interface is USB interface.
Microprocessor is also connected with the LED light for display device working condition.
The model of microprocessor of the invention is STM32, and the model of microprocessor monitors circuit is MAX809.
The operating voltage that linear voltage regulator is supplied to microprocessor is 3.3V.
Microprocessor preferably passes through the video card of USB interface, I2C bus, DDC controller or bluetooth connection host.
Microprocessor is also connected with debugging interface (SWD), and debugging interface is used to debug the present invention or burning program.
The invention also discloses the working methods using above-mentioned image automatic rotating device: it works according to the following steps:
The present invention is suitable for physically rotatable (such as included rotary support) and has the display of USB-HUB function.
Automatic rotating device is accessed into display first, after automatic rotating device is inserted into display by USB interface
Face, modules of the USB into automatic rotating device provide working power.Whether acceleration transducer real time monitoring display revolves
Turn, since the angle of different displays connection automatic rotating device interface is different, has plenty of horizontality, have plenty of vertical shape
State, therefore the actual angle of the automatic rotating device after connecting is different also with the difference of display interface device angle, when slotting
After entering automatic rotating device, automatic rotating device first determine whether display when front direction state is transverse screen or vertical screen state,
And by the angle information Real-time Feedback of display to microprocessor；When what the physical location and host of display were shown has deviation
When, the flag state of display in host should be accomplished and the practical phase of display in the display state of host amendment display
Same state；When acceleration transducer detects that display rotation status reaches systemic presupposition value, acceleration transducer will be shown
Show that the rotation status of device feeds back to microprocessor processes, microcontroller sends signal to the video card of host, and host leads to by processing
Cross the display state of video card adjustment display, the signal of rotational display image.
The systemic presupposition value of angle of the present invention can be adjusted, preferably 30 degree, that is to say, that: when display rotate to it is aobvious
When showing that the original state of device differs 30 degree, system thinks that display is rotated, and issues the signal of rotation image.
Whether energy automatic identification display of the present invention rotates, and carries out the rotation of display picture automatically, guarantees display figure
As following the accurate display of physical direction variation, to the field for needing rotating display device direction to use according to different application scene, such as
Medical field etc. brings great convenience.
The present invention provides a kind of solution of automatic rotation image for the display of acceleration transducer is not yet arranged,
It avoids updating the wasting of resources that existing display generates, provides the expanded mode of external automatic rotation image for existing display
Block.
The above is only the preferred embodiment of the present invention, it is noted that those skilled in the art are come
It says, without departing from the technical principles of the invention, several improvement and deformations can also be made, these improvement and deformations are also answered
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of image automatic rotating device based on acceleration transducer, it is characterised in that: including
Microprocessor carries out processing for the signal to acceleration transducer and feedback result is fed back to the video card of host；
Acceleration transducer feeds back to microprocessor for the angle of feedback device, and by feedback information；
Microprocessor monitors circuit, the working power for monitoring microprocessor；
The microprocessor connects display by Universal Serial Interface, and the serial line interface of display is used to provide to microprocessor
Power supply is additionally provided with linear voltage regulator between the serial line interface and microprocessor of display.
2. a kind of image automatic rotating device based on acceleration transducer according to claim 1, it is characterised in that: institute
Stating serial line interface is USB interface.
3. a kind of image automatic rotating device based on acceleration transducer according to claim 1, it is characterised in that: institute
It states microprocessor and is also connected with LED light for display device working condition.
4. a kind of image automatic rotating device based on acceleration transducer according to claim 1, it is characterised in that: institute
The model for stating microprocessor is STM32.
5. a kind of image automatic rotating device based on acceleration transducer according to claim 1, it is characterised in that: institute
The model for stating microprocessor monitors circuit is MAX809.
6. a kind of image automatic rotating device based on acceleration transducer according to claim 1, it is characterised in that: institute
The operating voltage for stating microprocessor is 3.3V.
7. a kind of image automatic rotating device based on acceleration transducer according to claim 1, it is characterised in that: institute
It states microprocessor and passes through the video card of USB interface, I2C bus, DDC controller or bluetooth connection host.
8. a kind of image automatic rotating device based on acceleration transducer according to claim 1, it is characterised in that: institute
It states microprocessor and is also connected with debugging interface.
9. based on a kind of working method of the image automatic rotating device based on acceleration transducer described in claim 1,
It is characterized in that: working according to the following steps:
Step 1: automatic rotating device is accessed into display；
Step 2: whether acceleration transducer real time monitoring display rotates, and judges display when front direction state is transverse screen
Or vertical screen state, and by the angle information Real-time Feedback of display to microprocessor；In the display shape of host amendment display
State accomplishes the flag state of display in host and the practical identical state of display；
Step 3: when acceleration transducer detects that display rotation angle is more than systemic presupposition angle, by the rotation of display
Turn state and feed back to microprocessor processes, the rotation status information of display is fed back host by microprocessor；
Step 4: host adjusts the display state of display by video card by processing.
10. a kind of working method of image automatic rotating device based on acceleration transducer according to claim 9,
It is characterized in that: the systemic presupposition angle adjustable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910015864.3A CN109754735B (en) | 2019-01-08 | 2019-01-08 | Automatic image rotating device based on acceleration sensor and working method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910015864.3A CN109754735B (en) | 2019-01-08 | 2019-01-08 | Automatic image rotating device based on acceleration sensor and working method |
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| Publication Number | Publication Date |
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| CN109754735A true CN109754735A (en) | 2019-05-14 |
| CN109754735B CN109754735B (en) | 2022-04-22 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1385824A (en) * | 2001-05-16 | 2002-12-18 | 英业达集团（南京）电子技术有限公司 | Electronic device capable of automatic-rotating display image |
| CN1766987A (en) * | 2004-10-27 | 2006-05-03 | 南京Lg同创彩色显示系统有限责任公司 | Direction recognizing device for image display device and its controlling method |
| CN2929795Y (en) * | 2006-05-16 | 2007-08-01 | 吕海堂 | Intelligent environment temperature management system |
| CN201910226U (en) * | 2010-11-24 | 2011-07-27 | 福建捷联电子有限公司 | Displayer for driving backlight and main board by USB (Universal Serial Bus) interface power supply of PC (Personal Computer) machine |
| US20130069989A1 (en) * | 2011-09-21 | 2013-03-21 | Kyocera Corporation | Mobile terminal device, storage medium, and method for display control of mobile terminal device |
| CN103019613A (en) * | 2011-09-23 | 2013-04-03 | 鸿富锦精密工业（深圳）有限公司 | Automatic rotating display system based on Windows operation system |
-
2019
- 2019-01-08 CN CN201910015864.3A patent/CN109754735B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1385824A (en) * | 2001-05-16 | 2002-12-18 | 英业达集团（南京）电子技术有限公司 | Electronic device capable of automatic-rotating display image |
| CN1766987A (en) * | 2004-10-27 | 2006-05-03 | 南京Lg同创彩色显示系统有限责任公司 | Direction recognizing device for image display device and its controlling method |
| CN2929795Y (en) * | 2006-05-16 | 2007-08-01 | 吕海堂 | Intelligent environment temperature management system |
| CN201910226U (en) * | 2010-11-24 | 2011-07-27 | 福建捷联电子有限公司 | Displayer for driving backlight and main board by USB (Universal Serial Bus) interface power supply of PC (Personal Computer) machine |
| US20130069989A1 (en) * | 2011-09-21 | 2013-03-21 | Kyocera Corporation | Mobile terminal device, storage medium, and method for display control of mobile terminal device |
| CN103019613A (en) * | 2011-09-23 | 2013-04-03 | 鸿富锦精密工业（深圳）有限公司 | Automatic rotating display system based on Windows operation system |
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| Publication number | Publication date |
|---|---|
| CN109754735B (en) | 2022-04-22 |
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