CN107567153A - A kind of system and method for adjusting room light - Google Patents
A kind of system and method for adjusting room light Download PDFInfo
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- CN107567153A CN107567153A CN201711049675.5A CN201711049675A CN107567153A CN 107567153 A CN107567153 A CN 107567153A CN 201711049675 A CN201711049675 A CN 201711049675A CN 107567153 A CN107567153 A CN 107567153A
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Abstract
The invention discloses a kind of system and method for adjusting room light, including：For the photodetector for the actual value for detecting indoor luminous intensity, for the curtain driving device for the degree of opening for adjusting automatic curtain, for the indoor lamp adjusting means for the intensity of illumination for adjusting indoor lamp, and it is connected respectively with the photodetector, the curtain driving device, the indoor lamp adjusting means, the curtain driving device and/or the processor of the indoor lamp adjusting means are controlled for the desired value of the actual value and the indoor luminous intensity of the indoor luminous intensity, and according to comparative result.The source of room light is mainly outdoor optical and indoor light, so actual value by detecting indoor luminous intensity, being shining into for outdoor optical is controlled by the degree of opening of curtain driving device regulation curtain, the intensity of illumination of indoor lamp is adjusted by indoor lamp adjusting means, can be directly by room light intensity adjustment to customer satisfaction system effect.
Description
Technical field
The present invention relates to Detection ＆ Controling field, more particularly to a kind of system and method for adjusting room light.
Background technology
With the development of automatic technology, machine replaces manually being increasingly becoming production and a kind of trend in life, in order to
Make product more intelligent, closer to life, more preferable experience brought to users, scientist constantly pushed away with designers it is old go out
Newly.
Curtain is a kind of extraneous article of isolation common in life, and its effect is a lot of, can both keep indoor privacy, again
Energy shading radiation proof, moreover it is possible to play decoration function.By the folding of curtain, indoor light can be adjusted.Control curtain open/close
Mode has many kinds, predominantly manually and electronic, and i.e. artificial manually to pull curtain, electronic can be the folding of manual control curtain
Degree is simultaneously transferred to curtain driver by electric signal, or can perceive luminous intensity and the voluntarily automatic curtain of folding.
, can only be by controlling the folding of curtain come the light in control room but existing automatic control curtain has limitation
Intensity, luminous intensity that so can not well in control room can not directly reach gratifying effect.
Therefore, indoor luminous intensity how is automatically adjusted to reach customer satisfaction system effect, is those skilled in the art's needs
The technical problem of solution.
The content of the invention
It is an object of the invention to provide it is a kind of adjust room light system and method, for automatically adjust indoor luminous intensity with
Reach customer satisfaction system effect.
In order to solve the above technical problems, the present invention provides a kind of system for adjusting room light, including：For detecting room light
The photodetector of the actual value of intensity, the curtain driving device of the degree of opening for adjusting automatic curtain, in regulation room
The indoor lamp adjusting means of the intensity of illumination of lamp, and respectively with the photodetector, the curtain driving device, the interior
The connection of lamp adjusting means, for the desired value of actual value and the indoor luminous intensity of the indoor luminous intensity, and root
The curtain driving device and/or the processor of the indoor lamp adjusting means are controlled according to comparative result.
Alternatively, the processor specifically includes：
Signal comparator circuit, the desired value for the actual value and the indoor luminous intensity of the indoor luminous intensity；
Process chip, for when the actual value of the indoor luminous intensity is more than the desired value of the indoor luminous intensity, controlling
Make the curtain driving device and reduce the degree of opening of the automatic curtain so that the actual value of the indoor luminous intensity reaches institute
State the desired value of indoor luminous intensity；When the actual value of the indoor luminous intensity is less than the desired value of the indoor luminous intensity, control
The curtain driving device is made to increase the degree of opening of the automatic curtain and/or control the indoor lamp adjusting means to lighten institute
Indoor lamp is stated, so that the actual value of the indoor luminous intensity reaches the desired value of the indoor luminous intensity.
Alternatively, the indoor lamp is specially LED.
Alternatively, the process chip, which is additionally operable to calculate the desired value, subtracts the difference being actually worth to, if institute
State difference and be more than default threshold value, then control the indoor lamp adjusting means to adjust the LED using analog regulation mode
Luminous intensity, if the difference is less than or equal to the threshold value, the indoor lamp adjusting means is controlled to be adjusted using PWM regulative modes
Save the luminous intensity of the LED.
Alternatively, in addition to the desired value of the indoor luminous intensity for receiving user's input and by the indoor light intensity
The desired value of degree is sent to the human-computer interaction device of the processor.
Alternatively, the human-computer interaction device is additionally operable to receive the room lighting pattern of user's input, and according to pre-
If the room lighting pattern and the indoor luminous intensity size corresponding relation, obtain the desired value of the indoor luminous intensity
Scope.
Alternatively, the human-computer interaction device is additionally operable to show the actual value of the indoor luminous intensity.
Alternatively, the human-computer interaction device is specially LCD touch screens.
In order to solve the above technical problems, the present invention also provides a kind of method for adjusting room light, including：
Photodetector detects the actual value of indoor luminous intensity；
The actual value of the processor indoor luminous intensity and the desired value of the indoor luminous intensity, and tied according to comparing
The degree of opening of fruit control curtain driving device regulation automatic curtain and/or the illumination of indoor lamp adjusting means regulation indoor lamp are strong
Degree.
Alternatively, the desired value of the actual value of the processor indoor luminous intensity and the indoor luminous intensity,
And the degree of opening and/or indoor lamp regulation dress of the curtain driving device regulation automatic curtain are controlled according to comparative result
Put regulation indoor lamp intensity of illumination be specially：
The actual value of the processor indoor luminous intensity and the desired value of the indoor luminous intensity；
If the actual value of the indoor luminous intensity is more than the desired value of the indoor luminous intensity, the curtain is controlled to drive
Device reduces the degree of opening of the automatic curtain so that the actual value of the indoor luminous intensity reaches the indoor luminous intensity
Desired value；
If the actual value of the indoor luminous intensity is less than the desired value of the indoor luminous intensity, the curtain is controlled to drive
Device increases the degree of opening of the automatic curtain and/or the control indoor lamp adjusting means lightens the indoor lamp, so that
The actual value of the indoor luminous intensity reaches the desired value of the indoor luminous intensity.
The system of regulation room light provided by the present invention, including：For the light inspection for the actual value for detecting indoor luminous intensity
Survey device, the curtain driving device of the degree of opening for adjusting automatic curtain, the interior of the intensity of illumination for adjusting indoor lamp
Lamp adjusting means, and be connected respectively with the photodetector, the curtain driving device, the indoor lamp adjusting means,
For the desired value of the actual value and the indoor luminous intensity of the indoor luminous intensity, and according to controlling comparative result
The processor of curtain driving device and/or the indoor lamp adjusting means.The source of room light is mainly outdoor optical and interior
Light, so the actual value by detecting indoor luminous intensity, is controlled by the degree of opening of curtain driving device regulation curtain
Outdoor optical is shining into, and the intensity of illumination of indoor lamp is adjusted by indoor lamp adjusting means, can be directly by room light intensity adjustment
To customer satisfaction system effect, user is without manual folding curtain, without hand switch lamp, it is possible to obtain desired indoor light intensity
Degree.Present invention also offers a kind of method for adjusting room light, there is above-mentioned beneficial effect, will not be repeated here.
Brief description of the drawings
, below will be to embodiment or existing for the clearer explanation embodiment of the present invention or the technical scheme of prior art
The required accompanying drawing used is briefly described in technology description, it should be apparent that, drawings in the following description are only this hair
Some bright embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can be with root
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is a kind of schematic diagram of system for adjusting room light provided in an embodiment of the present invention；
Fig. 2 is a kind of schematic diagram of processor 104 provided in an embodiment of the present invention；
Fig. 3 is the schematic diagram of another system for adjusting room light provided in an embodiment of the present invention；
Fig. 4 is a kind of flow chart of method for adjusting room light provided in an embodiment of the present invention；
Fig. 5 is flow chart corresponding to a kind of step S41 provided in an embodiment of the present invention；
Fig. 6 is a kind of schematic diagram of the system of preferable regulation room light provided in an embodiment of the present invention；
Fig. 7 is a kind of flow chart of the method for preferable regulation room light provided in an embodiment of the present invention.
Embodiment
The present invention core be to provide it is a kind of adjust room light system and method, for automatically adjust indoor luminous intensity with
Reach customer satisfaction system effect.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Fig. 1 is a kind of schematic diagram of system for adjusting room light provided in an embodiment of the present invention.As shown in figure 1, regulation room
The system of interior light includes：
For the photodetector 101 for the actual value for detecting indoor luminous intensity, for adjusting the degree of opening of automatic curtain
Curtain driving device 102, the indoor lamp adjusting means 103 of the intensity of illumination for adjusting indoor lamp, and detected respectively with light
Device 101, curtain driving device 102, indoor lamp adjusting means 103 connect, for comparing actual value and the room of indoor luminous intensity
The desired value of interior luminous intensity, and according to comparative result control curtain driving device 102 and/or the place of indoor lamp adjusting means 103
Manage device 104.
In specific implementation, photodetector 101 is used for the actual value for detecting indoor luminous intensity, and photodetector 101 can be one
It is individual or multiple, it is separately positioned on the diverse location of interior.Due in actual environment, sunlight is from the portion such as window or door
Interior is shone into position, and interior may open lamp, therefore the possible skewness of indoor luminous intensity, according to concrete scene light can be set to examine
Survey the distribution of device 101.After photodetector 101 collects indoor luminous intensity, it is converted into electric signal, then convert electrical signals to
Data signal is sent to processor 104 and handled.
The core component of photodetector 101 can use photo resistance, photo resistance be cadmium sulfide or selenizing every etc. semiconductor
Particular resistor made of material, its operation principle are to be based on inner photoeffect, and illumination is stronger, and resistance is lower, with illumination
The rise of intensity, resistance value reduce rapidly, and light resistance value can be as small as several kilo-ohms；When without extraneous light irradiation, dark resistance can be with
Reach several megaohms, according to the special nature of this photo resistance, can be applied to photoelectric sensor.Specifically, photodetector 101 can
I is supported using model GY-39-44009 high-precision light intensity sensor module, the reason for the module2C communicates, and is compatible with
Control mainboard, and data, MCU unified output calculating after calculating can be read by the microprocessing unit (MCU) in the module
Utility data afterwards, and the module energy shoot the sun light, measurement range is 0.0451lux-188000lux, and its precision is thin, side
Just the size of automatic curtain degree of opening is controlled.
Curtain driving device 102 specifically may include the motor for driving automatic curtain folding, and motor receives and comes from processor 104
Order control automatic curtain folding.
Indoor lamp adjusting means 103 specifically regards the property of indoor lamp, the instruction of the regulation indoor light of reception processing device 104
Adjusted accordingly.
Processor 104 is used to receive the indoor luminous intensity that photodetector 101 detects, for default Different Strategies, such as
Fruit is provided with multiple photodetectors 101, and different photodetectors 101 detects the indoor luminous intensity of diverse location, can be averaging
Be worth to the actual value of indoor luminous intensity, or for the indoor luminous intensity of different acquisition to indoor several points after, without
Unitized processing, but the concrete condition for each putting takes different processing strategies, is such as filled close to outdoor position sunlight
Foot, indoor luminous intensity exceed desired value, and the mode for reducing automatic curtain degree of opening can be taken to reduce the room light of the position
Intensity；Such as the indoor place according to less than sunlight, the mode for lightening indoor lamp can be taken to improve the indoor luminous intensity of the position.And
And can be adjusted according to the real needs of user, when needing to browse computer screen such as user, it can first reduce the opening journey of automatic curtain
Degree makes indoor luminous intensity drop to below desired value, then lightening indoor lamp makes indoor luminous intensity be raised to desired value.
The system of regulation room light provided in an embodiment of the present invention, including：For detecting the actual value of indoor luminous intensity
Photodetector, the curtain driving device of the degree of opening for adjusting automatic curtain, for adjusting the intensity of illumination of indoor lamp
Indoor lamp adjusting means, and be connected respectively with the photodetector, the curtain driving device, the indoor lamp adjusting means
, for the desired value of the actual value and the indoor luminous intensity of the indoor luminous intensity, and controlled according to comparative result
The processor of the curtain driving device and/or the indoor lamp adjusting means.The source of room light is mainly outdoor optical and room
Interior light, so the actual value by detecting indoor luminous intensity, by curtain driving device adjust the degree of opening of curtain come
Control outdoor optical is shining into, and the intensity of illumination of indoor lamp is adjusted by indoor lamp adjusting means, can be directly by indoor luminous intensity
Customer satisfaction system effect is adjusted, user is without manual folding curtain, without hand switch lamp, it is possible to obtain desired interior
Luminous intensity.
Fig. 2 is a kind of schematic diagram of processor 104 provided in an embodiment of the present invention.As shown in Fig. 2 in above-described embodiment
On the basis of, in another embodiment, processor 104 specifically includes：
Signal comparator circuit 201, for comparing the actual value of indoor luminous intensity and the desired value of indoor luminous intensity；
Process chip 202, for when the actual value of indoor luminous intensity is more than the desired value of indoor luminous intensity, controlling curtain
Drive device reduces the degree of opening of automatic curtain so that the actual value of indoor luminous intensity reaches the desired value of indoor luminous intensity；When
When the actual value of indoor luminous intensity is less than the desired value of indoor luminous intensity, the opening of control curtain driving device increase automatic curtain
Degree and/or control indoor lamp adjusting means lighten indoor lamp, so that the actual value of indoor luminous intensity reaches indoor luminous intensity
Desired value.
From above-described embodiment, the main function of processor 104 is the actual value and room light of the indoor luminous intensity of comparison
The desired value of intensity, and curtain driving device 102 and/or indoor lamp adjusting means 103 are controlled according to comparative result.It is so specific
Ground can be set signal comparator circuit 201 and be used to compare the actual value of indoor luminous intensity and the desired value of indoor luminous intensity；At setting
Chip 202 is managed, for controlling curtain driving device 102 and/or indoor lamp adjusting means 103 according to comparative result.
A kind of processing strategy of simple process chip 202 is present embodiments provided, when the actual value of indoor luminous intensity is big
When the desired value of indoor luminous intensity, control curtain driving device reduces the degree of opening of automatic curtain so that indoor luminous intensity
Actual value reaches the desired value of indoor luminous intensity；When the actual value of indoor luminous intensity is less than the desired value of indoor luminous intensity, first
The degree of opening of curtain driving device increase automatic curtain is controlled, if automatic curtain reaches maximum degree of opening and indoor light intensity
Degree is also not reaching to desired value, then controls indoor lamp adjusting means to lighten indoor lamp again, so that the actual value of indoor luminous intensity reaches
To the desired value of indoor luminous intensity.
Alternatively, processor 104 can use embedded system, and compared with general PC, the equipment of embedded system is past
It is past to be used for specific environment or special application demand, thus there is the characteristics of real-time.Embedded system mainly should with product
With for axle center, multiple technologies, such as computer technology, internet communication, electronic technology etc. are integrated with, thus its processor has
The characteristics of integrated level is high, low in energy consumption, small volume.From the design, Embedded software and hardware is answering for product in design
With, can completely be cut with the irrelevant portions of products application, this greatly reduces the cost of hardware, thus with sanction property and it is low into
This characteristics of.Out after upper electricity, program can circulate always, execution repeatedly, and can not arbitrarily change its code for product development, from
And ensure the execution speed and security of program.Specifically, ARM 9 Samsung S3C2440, the main ginseng of the processor can be used
Number is：
S3C2440 shares the timer of 5 16.Wherein timer 0,1,2,3 has PWM (Pulse Width
Modulation) function, i.e., they have an output pin, can be periodically high and low come controlling switch by timer
Level change；Timer 4 does not have output pin.The clock source of timer part is PCLK, passes through the pre- split screen of two 8 first
Device reduces frequency：Timer 0,1 shares first pre-divider, and timer 2,3,4 share second pre-divider.Pre-divider
Output will enter second level frequency divider, they export 5 kinds of frequencies clock：2 frequency dividings, 4 frequency dividings, 8 frequency dividings, 16 frequency dividings or outer
Portion clock TCLK0/TCLK1.The work clock of each timer can select from this 5 kinds of frequencies.Both pre- frequency dividings all may be used
To be set by TCFG0 registers, each runs can also be selected under which kind of frequency by TCFG1 registers
Select.The output pin TOUTn original states of timer are high level, afterwards TCNTn value equal to TCMPn value, TCNTn
Inverted during value.Its original levels can also be set by TCON registers, and such TOUTn output is with regard to completely anti-phase.Pass through
Set TCMPBn, TCNTBn value that the dutycycle of pin TOUTn output signals can be set, here it is so-called modulated pulse
(PWM, Pulse Width Modulation).
The embodiments of the invention provide a kind of internal structure of processor and functions, additionally provide a kind of optional
Processor, on this basis can be with cost-effective, and reaches various control effect to meet user's request.
On the basis of above-described embodiment, indoor lamp concretely LED.
According to LED as indoor lamp, processor 104, which controls indoor lamp adjusting means 103 to adjust indoor lamp, can pin
Some strategies are taken property.
On the basis of above-described embodiment, in another embodiment, process chip 202 is additionally operable to calculate indoor luminous intensity
Desired value subtracts the difference being actually worth to, if difference is more than default threshold value, control indoor lamp adjusting means 103 uses mould
Intend the luminous intensity of regulative mode regulation LED, if difference is less than or equal to the threshold value, control indoor lamp adjusting means 103 is adopted
With the luminous intensity of PWM regulative modes regulation LED.
Mentioned in the above-described embodiments, processor 104 can use ARM 9 Samsung S3C2440.
LED light modulations can be divided into two ways, and one kind is simulation dimming mode, specifically by the resistance size of regulation resistance
Change the electric current of LED on branch road, reach regulation brightness by adjusting electric current.But if LED white light quality changes, or
When electric current reduces, energy conversion rate declines person, can increase the energy consumption of whole system.Therefore when electric current is smaller, can adopt
With pulse width modulation (Pulse Width Modulation), i.e. PWM regulative modes, its principle is to switch LED repeatedly to drive
The light regulating technology of dynamic device, the system of application person only need to provide wide, narrow different digital type pulse, you can simply realize and change
Output current, so as to adjust the brightness of LED.PWM dimming modes can provide the white light of high quality, using simple, efficiency high,
But PWM dimming modes easily make the drive circuit of LED produce noise.
Therefore in the present embodiment, if to subtract the difference being actually worth to excessive for the desired value of indoor luminous intensity, that is, need
Larger current regulation LED is wanted, then the luminous intensity of LED is adjusted using analog regulation mode；If the mesh of indoor luminous intensity
It is not very big that scale value, which subtracts the difference being actually worth to, it is not necessary to larger current regulation LED, then using PWM regulative modes
Adjust the luminous intensity of LED.Whether electric current needed for differentiation is larger, and predeterminable a threshold value or a scope define.
The system of regulation room light provided in an embodiment of the present invention, using LED as indoor lamp, both power saving, environmental protection, goes back
Can be with eyeshield.The embodiment of the present invention additionally provides the optional control strategy for being directed to LED, can be under different regulation purposes
Different control strategies is taken, so as to reduce the loss to system and avoid bringing sense of discomfort to user.
In the above-described embodiments, the desired value of indoor luminous intensity can be set in advance in processor 104, but this
Sample wants that changing indoor luminous intensity just more bothers, therefore in the following examples of the present invention, in addition to human-computer interaction device.
Fig. 3 is the schematic diagram of another system for adjusting room light provided in an embodiment of the present invention.As shown in figure 3, upper
On the basis of stating embodiment, in another embodiment, adjusting the system of room light also includes being used for the interior for receiving user's input
The desired value of luminous intensity simultaneously sends the desired value of indoor luminous intensity to the human-computer interaction device 301 of processor 104.
According to embedded device as processor 104, human-computer interaction device 301 can be set, for processor 104 and outside
Boundary's " exchange ".Human-computer interaction device 301 must include input module of the user to the transmission information of processor 104, and input module can be with
Can be touch screen, it might even be possible to be arranged to voice input module for button.User inputs oneself by input module and wanted
Indoor luminous intensity；Luminous intensity corresponding table can be provided, or allow user voluntarily to be debugged.
Alternatively, human-computer interaction device 301 is additionally operable to receive the room lighting pattern of user's input, and according to default room
The corresponding relation of intraoral illumination pattern and indoor luminous intensity size, obtains the scope of the desired value of indoor luminous intensity.
Optional room lighting pattern can be provided on button or on the interface of touch screen, such as conference model, study
Pattern, life pattern, rest mode etc., different mode correspond to the scope of different indoor luminous intensities.So user is without setting
The value of specific indoor luminous intensity, only need to select desired room lighting pattern as required.Processor 104 receives room
The scope of the desired value of interior luminous intensity, only need to by room light intensity adjustment into this scope any one value.
Alternatively, human-computer interaction device 301 is additionally operable to show the actual value of indoor luminous intensity.
The average value for the actual value for showing indoor luminous intensity, timing or real-time update can be set here, can also be simultaneously
Show the indoor luminous intensity of indoor diverse location.The actual value of indoor luminous intensity, Ke Yirang are shown by human-computer interaction device 301
User avoids excessive debugging according to luminous intensity in the actual value regulation room of indoor luminous intensity.
Alternatively, human-computer interaction device 301 can use LCD touch screens.
It is 4.3 cun of TFT LCDs 430x 3 (RGB) that LCD touch screens, which can specifically use AT043TN24, AT043TN24,
X272, it is compact, it is cost-effective.
The system of regulation room light provided in an embodiment of the present invention also includes human-computer interaction device, passes through human-computer interaction device
The system that user can be allowed more easily to control whole regulation room light, more it is bonded the needs of user.
Each embodiment corresponding to the system based on regulation room light as detailed above, on this basis, the present invention also public affairs
The method of regulation room light corresponding with said system is opened.
Fig. 4 is a kind of flow chart of method for adjusting room light provided in an embodiment of the present invention, including：
S40：Photodetector detects the actual value of indoor luminous intensity.
S41：The actual value of the more indoor luminous intensity of processor and the desired value of indoor luminous intensity, and according to comparative result control
The degree of opening of curtain driving device regulation automatic curtain processed and/or the intensity of illumination of indoor lamp adjusting means regulation indoor lamp.
Fig. 5 is flow chart corresponding to a kind of step S41 provided in an embodiment of the present invention.As shown in figure 5, in above-described embodiment
On the basis of, in another embodiment, step S41 is specially：
S50：The actual value of the more indoor luminous intensity of processor and the desired value of indoor luminous intensity, if being more than, enter step
Rapid S51；If being less than, into step S52.
S51：Curtain driving device is controlled to reduce the degree of opening of automatic curtain so that the actual value of indoor luminous intensity reaches
The desired value of indoor luminous intensity.
S52：The degree of opening and/or control indoor lamp adjusting means of control curtain driving device increase automatic curtain lighten
Indoor lamp, so that the actual value of indoor luminous intensity reaches the desired value of indoor luminous intensity.
On the basis of the system for the adjustment room light that the various embodiments described above provide, the whole flow for adjusting room light can be with
With reference to as described below：
Fig. 6 is a kind of schematic diagram of the system of preferable regulation room light provided in an embodiment of the present invention, and Fig. 7 is the present invention
A kind of flow chart of the method for preferable regulation room light that embodiment provides.As shown in fig. 6, preferably adjust room light is
System includes photodetector 101 (containing photo resistance, being used for the detection into traveling optical signal), and curtain driving device 102 (includes driving
The motor of curtain, and it is connected with automatic curtain), indoor lamp adjusting means 103 (brightness for being responsible for regulation LED), control
The processor 104 (including signal comparator circuit 201 and process chip 202) of said apparatus, the man-machine friendship exchanged with processor 104
Mutual device 301 (medium that man-machine interaction is provided).
As shown in fig. 7, preferably the method for regulation room light includes：
S70：Initiating hardware.
After system electrification, it is necessary to one section of program to hardware initialization, get out software environment, last call operation system
Kernel.Here by taking bootloader as an example, it is divided into two stages:
The function of Bootloader first stage：Close house dog, the Central Shanxi Plain is disconnected, sets system clock, initialization RAM；
Prepare ram space to load Bootloader second stage code；The second stage code for replicating Bootloader is empty to RAM
Between in；Stack is set；Jump to the C entrances of second stage code.
The function of Bootloader second stage：Initialize the hardware device that this stage will use；In detecting system
Deposit mapping；Kernel image and root file system image are read in ram space from Flash；For kernel, start-up parameter is set；Adjust
Use kernel.
S40：Photodetector detects the actual value of indoor luminous intensity.
The signal acquisition of indoor luminous intensity is carried out using photo-detector 101.Built-in photo resistance is to be based on photoconductive effect
A kind of photoelectric device, its resistance weakens with the enhancing of intensity of illumination, and in no light, photo resistance value (dark resistance) is very
Electric current (dark current) very little in big circuit；When receiving illumination, semi-conducting material electrical conductivity increase, resistance reduces, electric current increase.
Photo resistance high sensitivity, spectrum respective range is wide, and selection is so selection photo resistance collection luminance signal, and different light
Different resistance values is converted into according to intensity.Photo resistance is connected in DC circuit and different resistance values can be converted into not
Same magnitude of voltage.Then, just the processing to luminance signal is converted into voltage signal processing.
S71：Human-computer interaction device receives the desired value of the indoor luminous intensity of user's input and by the target of indoor luminous intensity
Value is sent to processor.
It should be noted that step S40 and step S71 out-of-order relations.
S50：The actual value of the more indoor luminous intensity of processor and the desired value of indoor luminous intensity, if being more than, enter step
Rapid S51；If being less than, into step S52.
S51：Curtain driving device is controlled to reduce the degree of opening of automatic curtain so that the actual value of indoor luminous intensity reaches
The desired value of indoor luminous intensity.
S52：The degree of opening of curtain driving device increase automatic curtain is controlled, and enters step S72.
S72：If automatic curtain has reached maximum degree of opening, judge whether the actual value of indoor luminous intensity is equal to room light
The desired value of intensity, if so, then terminating；If it is not, then enter step S73.
S73：The desired value for calculating indoor luminous intensity subtracts the difference being actually worth to.
S74：Judge whether the difference is more than default threshold value, if so, then entering step S75；If it is not, then enter step
S76。
S75：The luminous intensity of LED is adjusted using analog regulation mode.
S76：Using the luminous intensity of PWM regulative modes regulation LED.
In several embodiments provided herein, it should be understood that disclosed system and method, it can be passed through
Its mode is realized.For example, device embodiment described above is only schematical, for example, the division of module, is only
A kind of division of logic function, can there is an other dividing mode when actually realizing, for example, multiple module or components can combine or
Person is desirably integrated into another system, or some features can be ignored, or does not perform.Another, shown or discussed is mutual
Between coupling or direct-coupling or communication connection can be INDIRECT COUPLING or communication link by some interfaces, device or module
Connect, can be electrical, mechanical or other forms.The module illustrated as separating component can be or may not be physics
It is upper separated, it can be as the part that module is shown or may not be physical module, you can with positioned at a place, or
Person can also be distributed on multiple mixed-media network modules mixed-medias.Some or all of module therein can be selected according to the actual needs real
The purpose of existing this embodiment scheme.
In addition, each functional module in each embodiment of the application can be integrated in a processing module, can also
That modules are individually physically present, can also two or more modules be integrated in a module.Above-mentioned integrated mould
Block can both be realized in the form of hardware, can also be realized in the form of software function module.
If integrated module is realized in the form of software function module and is used as independent production marketing or in use, can
To be stored in a computer read/write memory medium.Based on such understanding, the technical scheme of the application substantially or
Saying all or part of the part to be contributed to prior art or the technical scheme can be embodied in the form of software product
Out, the computer software product is stored in a storage medium, including some instructions are causing a computer equipment
(can be personal computer, funcall device, or network equipment etc.) performs the whole of each embodiment method of the application
Or part steps.And the storage medium in foregoing processor includes：USB flash disk, mobile hard disk, read-only storage (Read-Only
Memory, ROM), random access memory (Random Access Memory, RAM), magnetic disc or CD etc. are various to deposit
Store up the medium of program code.
A kind of system and method for adjusting room light provided by the present invention is described in detail above.In specification
Each embodiment is described by the way of progressive, and what each embodiment stressed is the difference with other embodiment,
Between each embodiment identical similar portion mutually referring to.For device disclosed in embodiment, due to itself and implementation
Method disclosed in example is corresponding, so description is fairly simple, related part is referring to method part illustration.It should be pointed out that
For those skilled in the art, under the premise without departing from the principles of the invention, the present invention can also be entered
Some improvement of row and modification, these are improved and modification is also fallen into the protection domain of the claims in the present invention.
It should also be noted that, in this manual, such as first and second or the like relational terms be used merely to by
One entity or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or operation
Between any this actual relation or order be present.Moreover, term " comprising ", "comprising" or its any other variant meaning
Covering including for nonexcludability, so that process, method, article or equipment including a series of elements not only include that
A little key elements, but also the other element including being not expressly set out, or also include for this process, method, article or
The intrinsic key element of equipment.In the absence of more restrictions, the key element limited by sentence "including a ...", is not arranged
Except other identical element in the process including the key element, method, article or equipment being also present.
Claims (10)
- A kind of 1. system for adjusting room light, it is characterised in that including：For the light detection for the actual value for detecting indoor luminous intensity Device, the curtain driving device of the degree of opening for adjusting automatic curtain, the indoor lamp of the intensity of illumination for adjusting indoor lamp Adjusting means, and be connected respectively with the photodetector, the curtain driving device, the indoor lamp adjusting means, use The window is controlled in the desired value of the actual value and the indoor luminous intensity of the indoor luminous intensity, and according to comparative result The processor of curtain drive device and/or the indoor lamp adjusting means.
- 2. system according to claim 1, it is characterised in that the processor specifically includes：Signal comparator circuit, the desired value for the actual value and the indoor luminous intensity of the indoor luminous intensity；Process chip, for when the actual value of the indoor luminous intensity is more than the desired value of the indoor luminous intensity, controlling institute State curtain driving device and reduce the degree of opening of the automatic curtain so that the actual value of the indoor luminous intensity reaches the room The desired value of interior luminous intensity；When the actual value of the indoor luminous intensity is less than the desired value of the indoor luminous intensity, institute is controlled Curtain driving device is stated to increase the degree of opening of the automatic curtain and/or control the indoor lamp adjusting means to lighten the room Interior lamp, so that the actual value of the indoor luminous intensity reaches the desired value of the indoor luminous intensity.
- 3. system according to claim 2, it is characterised in that the indoor lamp is specially LED.
- 4. system according to claim 3, it is characterised in that the process chip, which is additionally operable to calculate the desired value, to be subtracted The difference being actually worth to, if the difference is more than default threshold value, the indoor lamp adjusting means is controlled to use mould Intend the luminous intensity that regulative mode adjusts the LED, if the difference is less than or equal to the threshold value, control the indoor lamp Adjusting means adjusts the luminous intensity of the LED using PWM regulative modes.
- 5. system according to claim 1, it is characterised in that also include being used for the indoor light intensity for receiving user's input The desired value of degree simultaneously sends the desired value of the indoor luminous intensity to the human-computer interaction device of the processor.
- 6. system according to claim 5, it is characterised in that the human-computer interaction device is additionally operable to receive the user defeated The room lighting pattern entered, and according to the corresponding relation of the default room lighting pattern and the indoor luminous intensity size, Obtain the scope of the desired value of the indoor luminous intensity.
- 7. system according to claim 6, it is characterised in that the human-computer interaction device is additionally operable to show the room light The actual value of intensity.
- 8. according to the system described in claim any one of 5-7, it is characterised in that the human-computer interaction device is specially that LCD is touched Control screen.
- A kind of 9. method for adjusting room light, it is characterised in that including：Photodetector detects the actual value of indoor luminous intensity；The actual value of the processor indoor luminous intensity and the desired value of the indoor luminous intensity, and according to comparative result control The degree of opening of curtain driving device regulation automatic curtain processed and/or the intensity of illumination of indoor lamp adjusting means regulation indoor lamp.
- 10. according to the method for claim 9, it is characterised in that the reality of the processor indoor luminous intensity The desired value of value and the indoor luminous intensity, and control the curtain driving device to adjust opening for automatic curtain according to comparative result Put degree and/or the indoor lamp adjusting means regulation indoor lamp intensity of illumination be specially：The actual value of the processor indoor luminous intensity and the desired value of the indoor luminous intensity；If the actual value of the indoor luminous intensity is more than the desired value of the indoor luminous intensity, the curtain driving device is controlled Reduce the degree of opening of the automatic curtain so that the actual value of the indoor luminous intensity reaches the target of the indoor luminous intensity Value；If the actual value of the indoor luminous intensity is less than the desired value of the indoor luminous intensity, the curtain driving device is controlled The degree of opening and/or the control indoor lamp adjusting means for increasing the automatic curtain lighten the indoor lamp, so that described The actual value of indoor luminous intensity reaches the desired value of the indoor luminous intensity.
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| CN201711049675.5A CN107567153B (en) | 2017-10-31 | 2017-10-31 | System and method for adjusting indoor light |
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