CN115588290A - Remote control system and method for lighting fan - Google Patents
Remote control system and method for lighting fan Download PDFInfo
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- CN115588290A CN115588290A CN202211568298.7A CN202211568298A CN115588290A CN 115588290 A CN115588290 A CN 115588290A CN 202211568298 A CN202211568298 A CN 202211568298A CN 115588290 A CN115588290 A CN 115588290A
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- temperature sensing
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/004—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by varying driving speed
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/008—Stop safety or alarm devices, e.g. stop-and-go control; Disposition of check-valves
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/04—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions
- G09G3/06—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions using controlled light sources
- G09G3/12—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions using controlled light sources using electroluminescent elements
- G09G3/14—Semiconductor devices, e.g. diodes
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/10—Controlling the intensity of the light
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/20—Controlling the colour of the light
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/175—Controlling the light source by remote control
- H05B47/19—Controlling the light source by remote control via wireless transmission
Abstract
The invention relates to the technical field of lighting fans, and discloses a remote control system and a remote control method for a lighting fan, wherein the system comprises a remote control unit (MCU) module, a display module, a key, a temperature sensing module and a wireless transmitting module, the lighting fan MCU module, a fan switch, a fan wind speed, fan forward and reverse rotation, a lamp switch, lamp brightness, a lamp color control module and a wireless receiving module, wherein the display module comprises an LED display screen which is provided with three display states of bright screen, off screen and flicker, and comprises seven light-emitting diodes which are combined in a light-emitting state or a non-light-emitting state to display static or dynamic graphs; the method comprises the steps of monitoring key short-press or long-press input in a screen-on or screen-off state, judging control contents required to be carried out, sending control codes and carrying out corresponding static or dynamic display. The invention provides a perfect control function, has few keys and clear operation logic, displays corresponding meanings by matching with control contents, and has intuitive operation and more accurate control.
Description
Technical Field
The invention relates to the technical field of lighting fans, in particular to a remote control system and method for a lighting fan.
Background
Compared with a single illuminating lamp or a single fan, the illuminating fan has the functions of a ceiling lamp and the fan, is more and more attractive and various in style, is widely applied to families and office places, is gradually intelligentized, and develops into a small intelligent household appliance which plays an important role in daily life. In order to meet individual requirements of people, the functions of the illumination ceiling fan are more and more complex, the illumination switch, the brightness and the light color can be adjusted and controlled, the starting and stopping, the forward and reverse rotation and the rotating speed of the fan can be adjusted and controlled, the illumination fan is turned off at regular time, and some illumination fans further have a temperature sensing function and can adapt to the ambient temperature to adjust the wind speed. Under such a variety of functional requirements, in order to operate conveniently and quickly, early wall controllers are no longer suitable, and lighting fans are often controlled by means of a remote control system.
However, the lighting fan remote control system in the prior art has the following disadvantages: some remote control systems cannot provide a perfect control function of the lighting fan to meet the personalized requirements of users; some provide various functional operation controls, but the key set is many, the order distribution and operation logic are comparatively chaotic; some lighting fans cannot effectively indicate the current state of the lighting fan, are inconvenient for operators to use, and are difficult to fully exert the functions of various control functions; some remote control systems are not accurate in setting and controlling the illuminating fan, and cannot meet refined use requirements of people. Therefore, it is necessary to develop a more complete remote control system for the lighting fan, and provide a perfect operation control method, so as to fully enhance the use value of the lighting fan.
Disclosure of Invention
The invention overcomes the defects of the prior art and provides a remote control system and a remote control method for an illumination fan, and solves the problems of incomplete functions and inconvenient operation of the remote control system for the illumination fan through the module design, the matching circuit design and the control method design of the illumination fan and a remote controller.
In order to achieve the purpose, the invention provides the following technical scheme:
a remote control system of an illuminating fan comprises a remote control end and an illuminating fan control end, wherein the remote control end comprises a remote control unit (MCU) module, a display module, a key module, a temperature sensing module and a wireless transmitting module, and the display module, the key module, the temperature sensing module and the wireless transmitting module are all connected with the remote control unit (MCU) module; the lighting fan control end comprises a lighting fan MCU module, a fan switch control module, a fan wind speed control module, a fan forward and reverse rotation control module, a lamp switch control module, a lamp brightness control module, a light color control module and a wireless receiving module, wherein the fan switch control module, the fan wind speed control module, the fan forward and reverse rotation control module, the lamp switch control module, the lamp brightness control module, the light color control module and the wireless receiving module are all connected with the lighting fan MCU module; the wireless transmitting module establishes signal connection with the wireless receiving module through the control code transmitted wirelessly.
Further, the key module comprises a forward and reverse rotation key, a natural wind key, a timing key, a code matching or temperature sensing key, a fan on-off key, a lamp on-off key, a wind speed increasing key, a wind speed decreasing key, a brightness increasing key, a brightness decreasing key, a yellow key, a warm white key and a cold Bai Guangjian.
Further, the display module comprises an LED display screen, the LED display screen comprises a seven-segment LED display device, the seven-segment LED display device comprises seven light-emitting diodes which are arranged to form a Chinese character 'ri', and the seven light-emitting diodes are used for displaying static or dynamic graphs through the combination of the light-emitting state and the non-light-emitting state; the LED display screen is provided with a backlight device for illuminating the screen; the LED display screen comprises a bright screen and a dead screen.
Furthermore, the remote control end of the lighting fan remote control system is arranged in the remote controller, and the remote controller comprises a remote controller panel, a remote controller control circuit board and a remote controller rear cover; the remote controller panel is provided with a forward and reverse rotation key, a natural wind key, a timing key, a code or temperature sensing key, a fan on-off key, a lamp on-off key, a wind speed adding key, a wind speed reducing key, a brightness adding key, a brightness reducing key, a yellow key, a warm white key, a cold white key and an LED display screen; the remote controller control circuit board comprises a light touch key switch corresponding to each key and a temperature sensing circuit device; and a battery box is arranged on the rear cover of the remote controller.
Preferably, the temperature sensing circuit device is arranged at the upper end of the remote controller control circuit board and is far away from the remote controller holding part.
Preferably, the fan on-off key, the lamp on-off key, the wind speed increasing key, the wind speed decreasing key, the brightness increasing key, the brightness decreasing key, the yellow key, the warm white key and the cold white key are arranged in the middle of the panel of the remote controller, so that the touch feeling is easy to find; the forward and reverse rotation keys, the natural wind key, the timing key, the code matching key or the temperature sensing key are arranged around the display screen above the panel of the remote controller, so that the user can easily notice the display change of the keys at the same time.
Furthermore, a remote controller control circuit is arranged on the remote controller control circuit board and comprises an MCU (microprogrammed control unit), a power circuit, a key array circuit, a seven-section LED display device circuit, a wireless transmitting circuit and a temperature sensing circuit.
Preferably, the temperature sensing circuit is a temperature sensing circuit supporting a digital temperature sensor;
optionally, the temperature sensing circuit is a temperature sensing circuit supporting a single bus type temperature sensor;
optionally, the temperature sensing circuit is a temperature sensing circuit supporting an IIC bus type temperature sensor.
The invention provides a remote control method of an illuminating fan by applying the remote control system of the illuminating fan, which comprises the following steps:
s1, storing the display state of an LED display screen of a remote controller in a lighting or off state, and updating storage information when the display state changes;
s2, monitoring whether the keys of a forward and reverse rotation key, a natural wind key, a timing key, a code matching or temperature sensing key, a fan on-off key, a lamp on-off key, a wind speed increasing key, a wind speed decreasing key, a brightness increasing key, a brightness decreasing key, a yellow key, a warm white key and a cold white key are input or not, and identifying a short-press key mode or a long-press key mode;
s3, acquiring the screen-on or screen-off state of the LED display screen, and the key mode of which key has input, short-pressing or long-pressing, and judging which control content is to be operated through the operation of the MCU according to the combination of the display state, the key input and the key mode;
s4, sending a control code to the lighting fan through the wireless sending circuit according to the control content required to be carried out, and executing the control content corresponding to the control code by the lighting fan control circuit;
s5, controlling the display screen to perform corresponding static or dynamic display under the bright screen according to the executed control content;
s6, the display screen is turned on for 10S, the display screen is automatically turned off when the key is not operated, the static or dynamic display corresponding to the current control content is continuously unchanged, the step S1 is returned, and the operation is executed in a circulating mode.
Further, in step S3, the combination of the display state of the LED display screen and the key mode includes the following four types: short pressing when the screen is off, short pressing when the screen is on, pressing for 2s when the screen is off, and pressing for 2s when the screen is on; when each key is input, the system identifies the key which belongs to any one of the four combinations of the LED display screen display state and the key mode, and then calculates and judges which control content is carried out.
Further, the manipulation content includes: the method comprises the steps of controlling the fan to rotate forwards and reversely, controlling the fan to turn on, controlling the fan to turn off, controlling the fan to wind at a speed increased, controlling the fan to wind at a speed decreased, controlling the fan to enter a natural wind mode, controlling the lamp to turn on, controlling the lamp to turn off, controlling the lamp brightness to increase, controlling the lamp brightness to decrease, controlling the lamp light color, entering a timing setting mode, entering a code matching mode and entering a temperature sensing mode.
Further, the LED display screen static display mode includes: displaying one of the current numbers 0-9; the dynamic display mode of the LED display screen comprises the following steps: 0-9 digit switching, 0-9 digit flicker display, clockwise peripheral circle positive rotation (anticlockwise), clockwise peripheral circle reverse rotation (clockwise), circular rolling according to 8 character, and circular rolling according to three horizontal lines.
Further, the remote control method of the lighting fan provided by the invention further comprises the following remote control system operation process: the power-on system operates; displaying the current operation content; monitoring whether key input exists or not, if yes, reading key array data, judging whether a current key is effective or not, if not, returning to the power-on running state of the system, if yes, judging whether temperature sensing is started or not, if yes, starting a temperature sensing program, reading current environment temperature data, then generating temperature display content and a corresponding wind speed control code, if not, judging the function of the current key according to key data, generating display content and wireless control code data of the current key, then displaying the function content of the current key, starting a wireless sending module, sending the control code, judging whether the current key is released or not, if not, continuing to read the key array data, and if not, returning to the power-on running state of the system; if no key input exists, whether the display is achieved or not is judged, if the time is not achieved, the system returns to the power-on running state, if the time is achieved, the display module is closed, and the system enters a low-power-consumption energy-saving state; judging whether timing temperature sensing is started or not, if not, entering a timing query state, if so, starting a temperature sensing module, reading current temperature data, generating a new wind speed control code, starting a wireless sending module, sending a primary wind speed control code, closing the temperature sensing module and the wireless sending module, and returning to the temperature sensing timing query state.
Further, the operation flow of the temperature sensing program included in the operation flow of the remote control system includes: starting a temperature sensing program; the temperature sensor is powered for 20ms and begins to output digital pulses; judging whether a low level is output or not, if so, judging whether the low level time is more than 100 mus or not, if so, judging that the pulse output is abnormal, displaying a low level output abnormal code, if not, judging whether the pulse is changed into high level or not, if not, returning to judge whether the low level time is more than 100 mus or not, if yes, ending a digital pulse period, adding 1 to pulse count, judging whether the low level is continuously output or not, if yes, returning to judge whether the low level time is more than 100 mus or not, if not, judging whether the high level time is more than 100 mus or not, if not, returning to judge whether the low level is output or not, if yes, finishing one-time temperature sensing, stopping outputting the digital pulse, converting a digital pulse count value into a current temperature value, and setting an output wind speed code according to the temperature value; if the low level is not output, whether the time of 20ms is up is judged, if not, the temperature sensing program is returned to the starting state, if yes, no low level pulse is output for more than 20ms, the temperature sensor is abnormal, and the abnormal code of the temperature sensor is displayed.
Further, the remote control method of the lighting fan further comprises the step of adjusting the brightness of the lamp through key operation when the sending control code is sent to control the lighting lamp to display a certain light color, and the system controls the brightness adjustment of the light while keeping the light color.
Compared with the prior art, the invention has the advantages that:
1. the control functions of the lighting fan, such as controlling the fan to rotate forwards and reversely, controlling the fan to turn on, controlling the fan to turn off, controlling the fan to enter a natural wind mode, controlling the lamp to turn on, controlling the lamp to turn off, controlling the lamp brightness to increase, controlling the lamp brightness to decrease, controlling the lamp color, entering a timing setting mode, entering a code matching mode, entering a temperature sensing mode and the like, are improved, and the personalized requirements of users are met;
2. the operation control of various complex functions is provided by combining the display state, the key selection and the key mode and combining the operation of the MCU module, the number of keys is small on the whole, the sequencing distribution is reasonable, and the operation logic is clear;
3. the display screen and the control circuit of the remote controller independently control each light-emitting diode of the seven-section LED display device, fully utilize the display change thereof, provide display modes such as digital switching, digital flashing, circle positive and negative rotation, "8" word circulation, three horizontal circulations and the like, cooperate with different control contents, present static or dynamic display with corresponding meanings, effectively indicate the current state of the lighting fan, enable users to intuitively know, easily master and grasp various functions of the remote controller, and fully play the roles of various control functions;
4. compared with the prior art, the temperature sensing control function is more accurate, the temperature sensor is arranged on one side of the remote controller instead of the lighting fan, and the operation and the control of a user are more convenient; the temperature sensor is arranged at the upper end of the remote control period and is far away from the hand-held part, so that the accurate test of the environment temperature caused by the influence of the hand temperature is avoided; when the temperature sensing mode is not started, the wind speed is controlled by a manual key, and after the temperature sensing mode is started, the temperature sensing circuit automatically detects the ambient temperature once every fixed time, and automatically sends out a control signal through operation to adjust the wind speed of the fan, so that the fan is more comfortable to use;
5. the control on the color and the brightness of the illumination lamp is more refined, and due to the fact that the independent keys are arranged on the light with different colors, and the plus/minus keys are arranged on the brightness, all brightness display under the light with different colors can be achieved, and more refined changes are brought to the light.
Drawings
FIG. 1 is a schematic view of a remote control system for a lighting fan according to the present invention;
FIG. 2 is a schematic diagram of a remote controller for an illumination fan according to the present invention;
FIG. 3 is a schematic view of an LED display screen of the remote controller of the illumination fan according to the present invention;
FIG. 4 is a control circuit MCU, display and key circuit of the lighting fan remote control system of the present invention;
FIG. 5 is a wireless transmitting circuit of the control circuit of the remote control system of the lighting fan according to the present invention;
FIG. 6 shows three embodiments of the temperature sensing circuit of the control circuit of the remote control system of the illumination fan according to the present invention;
FIG. 7 is a block diagram of the operation of the remote control system for the illumination fan of the present invention;
FIG. 8 is a block diagram illustrating the operation of a temperature sensing program of the remote control system of the illumination fan according to the present invention;
in the figure: 1. a remote controller panel; 2. the remote controller controls the circuit board; 3. a remote controller rear cover; 11. a forward and reverse rotation key; 12. a natural wind key; 13. code matching or temperature sensing keys; 14. a timing key; 15. wind speed plus/minus key; 16. a lamp on-off key; 17. a brightness add/drop key; 18. a fan switch key; 19. a light color selection key; 110. a display screen; 21. a touch key switch; 22. a temperature-sensitive circuit device; 31. a battery case.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, the lighting fan remote control system provided in the embodiment of the present invention includes a remote control end and a lighting fan control end, where the remote control end includes a remote controller MCU module, a display module, a key module, a temperature sensing module, and a wireless transmission module, and the display module, the key module, the temperature sensing module, and the wireless transmission module are all connected to the remote controller MCU module; the lighting fan control end comprises a lighting fan MCU module, a fan switch control module, a fan wind speed control module, a fan forward and reverse rotation control module, a lamp switch control module, a lamp brightness control module, a light color control module and a wireless receiving module, wherein the fan switch control module, the fan wind speed control module, the fan forward and reverse rotation control module, the lamp switch control module, the lamp brightness control module, the light color control module and the wireless receiving module are all connected with the lighting fan MCU module; the wireless transmitting module establishes signal connection with the wireless receiving module through the control code transmitted wirelessly.
As shown in fig. 2, the remote control end of the lighting fan remote control system is arranged in a remote controller, and the remote controller comprises a remote controller panel 1, a remote controller control circuit board 2 and a remote controller rear 3 cover; the remote controller panel 1 is provided with a forward and reverse rotation key 11, a natural wind key 12, a code matching or temperature sensing key 13, a timing key 14, a fan switch key 18, a lamp switch key 16, a wind speed increasing/decreasing key 15, a brightness increasing/decreasing key 17, three light color selection keys 19 (including a yellow key, a warm white key and a cold white key) and an LED display screen 110; the remote controller control circuit board 2 comprises a light touch key switch 21 corresponding to each key and a temperature sensing circuit device 22; the remote controller rear cover 3 is provided with a battery box 31. The temperature sensing circuit device 22 is arranged at the upper end of the remote controller control circuit board 2 and is far away from the hand-held part of the remote controller. The key pressing modes of the keys comprise short pressing and long pressing, wherein the short pressing indicates that the key pressing time is less than 0.5S, namely pressing and releasing; the long press means that the key is not released after being pressed, and the key is released after a certain time is up to the set function.
The fan on-off key 18, the lamp on-off key 16, the wind speed increasing/decreasing key 15, the brightness increasing/decreasing key 17 and the light color selecting key 19 are arranged in the middle of the remote controller panel 1, so that the touch feeling is easy to find; the forward and reverse rotation key 11, the natural wind key 12, the timing key 14, and the code or temperature sensing key 13 are arranged around the display screen 110 above the remote control panel 1, so that the user can easily notice the display change while pressing the keys.
The LED display screen 110 shown in fig. 2-3 comprises a seven-segment LED display device, which comprises seven LEDs, arranged in a shape of a "r" and labeled abcdefg for 7 LED display segments. The seven light-emitting diodes are used for displaying static or dynamic graphs through the combination of the light-emitting state or the non-light-emitting state; the LED display screen is provided with a backlight device for illuminating the screen; the LED display screen comprises a bright screen and a dead screen. The bright screen indicates that the LED display screen is in a lighting state; the screen is turned off to show that the LED display screen is in an off state; if no new key operation is performed after the screen is lightened for 10S, the screen is turned off; and (3) flashing display: after the screen is turned off, the key can be turned on again, but a user may not know the original set state, and in order to avoid that the key directly changes the functional state before the screen is turned off, the current state is displayed by flashing, and the function is not changed.
As shown in fig. 4-6, a remote controller control circuit is disposed on the remote controller control circuit board 2, and the remote controller control circuit includes an MCU and power circuit, a key array circuit, a seven-segment LED display device circuit, a wireless transmission circuit, and a temperature sensing circuit.
Fig. 4 shows a control circuit MCU, a display and key module of the remote control system of the illumination fan of the present invention. In the figure, IC2 is a master control MCU; in the embodiment, 13 keys are adopted, and 16 keys can be formed at most; LEDA ~ LEDG 7 LED, by ID 2's 4 output PIN PIN6,7,10,11 drive constitution digital display, it is few to occupy the foot, and the display content is many and luminance is even stable.
Fig. 5 is a wireless transmission module of the control circuit of the remote control system of the lighting fan of the present invention, in which IC1 and peripheral components constitute a wireless transmission circuit.
As shown in fig. 6, three solutions of the temperature sensing circuit are provided, which are compatible with various temperature sensors. Fig. 6 (a) shows a temperature sensing circuit supporting a digital temperature sensor. The D-NTC is not a common thermistor in the figure, but a high-precision two-pin digital pulse output temperature sensor, converts temperature change information into a digital pulse signal by using a digital temperature sensing technology of a semiconductor characteristic, automatically detects the temperature change information once every 2 minutes, and sends out a control signal, so that the control is more accurate and rapid compared with the thermistor control. In addition, the digital temperature sensor can work at 1.65v, and has the advantage of low power consumption. The scheme is the preferable scheme.
Fig. 6 (b) is a temperature sensing circuit supporting a single bus type temperature sensor;
fig. 6 (c) shows a temperature sensing circuit supporting the IIC bus type temperature sensor.
As shown in fig. 7, the operation flow of the remote control system for the lighting fan of the present invention includes; the power-on system operates; displaying the current operation content; monitoring whether key input exists or not, if yes, reading key array data, judging whether a current key is effective or not, if not, returning to the power-on running state of the system, if yes, judging whether temperature sensing is started or not, if yes, starting a temperature sensing program, reading current environment temperature data, then generating temperature display content and a corresponding wind speed control code, if not, judging the function of the current key according to key data, generating display content and wireless control code data of the current key, then displaying the function content of the current key, starting a wireless sending module, sending the control code, judging whether the current key is released or not, if not, continuing to read the key array data, and if not, returning to the power-on running state of the system; if no key input exists, whether the display is achieved or not is judged, if the time is not achieved, the system returns to the power-on running state, if the time is achieved, the display module is closed, and the system enters a low-power-consumption energy-saving state; judging whether the timing temperature sensing is started or not, if not, entering a timing query state, if so, starting the temperature sensing module, reading the current temperature data, generating a new wind speed control code, starting the wireless sending module, sending the wind speed control code for one time, closing the temperature sensing module and the wireless sending module, and returning to the temperature sensing timing query state.
As shown in fig. 8, the operation flow of the temperature sensing program included in the operation flow of the remote control system includes: starting a temperature sensing program; the temperature sensor is powered for 20ms and begins to output digital pulses; judging whether a low level is output or not, if so, judging whether the low level time is more than 100 mus or not, if so, judging that the pulse output is abnormal, displaying a low level output abnormal code, if not, judging whether the pulse is changed into high level or not, if not, returning to judge whether the low level time is more than 100 mus or not, if yes, ending a digital pulse period, adding 1 to pulse count, judging whether the low level is continuously output or not, if yes, returning to judge whether the low level time is more than 100 mus or not, if not, judging whether the high level time is more than 100 mus or not, if not, returning to judge whether the low level is output or not, if yes, finishing one-time temperature sensing, stopping outputting the digital pulse, converting a digital pulse count value into a current temperature value, and setting an output wind speed code according to the temperature value; if the low level is not output, whether the time of 20ms is up is judged, if not, the temperature sensing program is returned to the starting state, if yes, no low level pulse is output for more than 20ms, the temperature sensor is abnormal, and the abnormal code of the temperature sensor is displayed.
The following discloses various key operation and corresponding display schemes of the embodiment of the invention:
1. forward and reverse keys: changing the positive and negative rotation directions of the fan;
(1) the display screen displays: the rolling is performed in forward rotation of a-f-e-d-c-b-a, and the rolling is performed in reverse rotation of a-b-c-d-e-f-a;
(2) short press (off/on): displaying the current forward and reverse rotation state, wherein the forward and reverse rotation state is not switched;
(3) long press (bright screen/off screen): 2S, switching the positive and negative rotation states, wherein the positive state is changed into the negative state, and the negative state is changed into the positive state;
(4) no action after screen lightening: and automatically turning off the screen after 10S.
2. A fan switch key: controlling the on and off states of the fan;
(1) the display screen displays: 0\1\2\3\4\5\6,0 indicates that the fan is turned off, and the number 1~6 indicates that the corresponding speed gear is 6-gear in total;
(2) short press/long press (screen off): after the screen is lightened, the current state is displayed by digital flashing, the fan is in an off state, and the current state is displayed by flashing to 0; the fan is in an on state, the current rotating speed gear number 1~6 is displayed in a flashing mode, and the functions are not switched;
(3) short press/long press (on bright screen): the on state and the off state of the fan are switched mutually, and the current rotating speed gear number 1~6 is displayed to be synchronously switched with the display of 0;
(4) no action after screen lightening: and automatically turning off the screen after 10S.
3. Adding a key to wind speed: adding a rotating speed gear;
(1) the display screen displays: 0\1\2\3\4\5\6,0 indicates that the fan is turned off, and the number 1~6 indicates that the corresponding speed gear is 6-gear in total;
(2) short press/long press (off/on): when the fan is in an on state but in an off state due to natural wind, the rotating speed gear is increased and displays the number after the gear is increased, and the number is not increased after the number is increased to 6; when the fan is turned off, 0 is displayed;
(3) short press/long press (off/on): the fan is turned on and the natural wind is turned on, the natural wind opening state is displayed: the rolling is carried out in a circulation mode of 'a-b-g-e-d-c-g-f-a';
(4) no action after screen lightening: and automatically turning off the screen after 10S.
4. Wind speed key reduction: reducing the gear of the rotating speed;
(1) the display screen displays: 0\1\2\3\4\5\6,0 indicates that the fan is turned off, and the number 1~6 indicates that the corresponding speed gear is 6-gear in total;
(2) short press/long press (off/on): when the fan is in an on state but in an off state due to natural wind, the gear of the rotating speed is reduced and displays a number after gear reduction, and the number is not reduced after the gear reduction is reduced to 1; when the fan is turned off, 0 is displayed;
(3) short press/long press (off/on): the fan is turned on and the natural wind is turned on, the natural wind opening state is displayed: the 'a-b-g-e-d-c-g-f-a' rolls circularly;
(4) no action after screen lightening: and automatically turning off the screen after 10S.
5. Natural wind key: switching a natural wind mode and a conventional operation mode;
(1) the display screen displays: and displaying in a natural wind state: the rolling is carried out in a circulation mode of 'a-b-g-e-d-c-g-f-a';
(2) short press/long press (screen off): the fan is turned on and the natural wind is turned on: the rolling is carried out in a circulation mode of 'a-b-g-e-d-c-g-f-a'; when the fan is switched on but the natural wind is switched off, the current rotating speed gear number is displayed in a flashing mode, and the functions are not switched; the fan is in an off state, and flickers to display 0;
(3) short press/long press (on bright screen): under the fan "on" state, natural wind mode and conventional operation mode switch over each other, show: the cyclic rolling of the 'a-b-g-e-d-c-g-f-a' is switched synchronously with the corresponding synchronous switching of the current rotating speed gear number '1~6'; in the fan 'off' state, a '0' is displayed;
(4) no action after screen lightening: and automatically turning off the screen after 10S.
6. Lamp on-off key: controlling the on and off state of the lamp;
(1) displaying on a display screen: 0\1\, 2\, 3\, 4\, 5\, 6\, 7\, 9,0 indicates that the lamp was turned off, and the number 1~9 indicates the brightness level of the corresponding lamp;
(2) short press/long press (screen off): after the screen is lightened, the current state is displayed by digital flashing, the lamp is in an off state, and the current state is displayed by flashing to 0; the lamp is in an on state, the current brightness gear number 1~9 is displayed in a flickering mode, and the functions are not switched;
(3) short press/long press (on bright screen): the lamp on state and the lamp off state are switched mutually, and the current brightness gear number 1~9 is displayed and is correspondingly switched synchronously with the display of 0;
(4) no action after screen lightening: and automatically turning off the screen after 10S.
7. Brightness plus key: highlighting a degree gear;
(1) the display screen displays: 0\1\, 2\, 3\, 4\, 5\, 6\, 7\, 9,0 indicates that the lamp was turned off, and the number 1~9 indicates the brightness level of the corresponding lamp;
(2) short press/long press (off/on): when the lamp is in an 'on' state, the brightness gear is increased and the number after the gear is added is displayed, and the number is not added after the number is added to 9; when the lamp is turned off, 0 is displayed;
(3) no action after screen lightening: and automatically turning off the screen after 10S.
8. Brightness minus key: a brightness reduction gear;
(1) the display screen displays: <xnotran> 0\1\2\3\4\5\6\7\8\9,0 , 5363 zxft 5363 ; </xnotran>
(2) Short press/long press (off/on): when the lamp is in an 'on' state, the brightness gear is reduced and the number after the gear is reduced is displayed, and the number is not reduced after the brightness gear is reduced to 1; when the lamp is turned off, 0 is displayed;
(3) no action after screen lightening: and automatically turning off the screen after 10S.
9. Timing key: a function at the time of setting;
(1) the display screen displays: 0. 1, 2, 4,0 indicate timed off, 1, 2, 4 correspond to 1h \/2h \/4h, respectively;
(2) short press/long press (screen off): after the screen is lightened, the current timing state is displayed, the current timing number 1/2/4 or 0 is displayed in a flashing mode, and the functions are not switched;
(3) short press (bright screen): when the fan and the lamp are both off, the display is 0, and when any one of the fan and the lamp is on, the switch of 0-1-2-4 is timed every time the fan and the lamp are pressed;
(4) long press (bright screen): after long press for 2S, timing to be 'off', and displaying '0';
(5) no action after screen lightening: and automatically extinguishing the screen after 10 seconds.
10. Code matching or temperature sensing keys: a pairing key/temperature sensing function switch key of the emitter and the receiver;
(1) the display screen displays: the code matching is that the code is rolled in the mode of d-g-a; temperature-sensitive I FEEL "off", display "0"; temperature-sensitive I FEEL "on", display "1";
(2) short press (screen off): opening a screen, displaying the current state, flashing the number and not switching the functions;
(3) short press (bright screen): the on state and the off state of the temperature sensing I FEEL are switched mutually, and the display 1 and the display 0 are switched synchronously;
(4) long press (off/on): entering a code matching state after long pressing for 2S, displaying that the'd-g-a' rolls, and turning off the screen after releasing the key;
(5) no action after screen lightening: and automatically turning off the screen after 10S.
11. Light color selection key
When the key is pressed, no display is carried out, and the light color is respectively switched to yellow light, warm white light and cold white light;
although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A lighting fan remote control system comprises a remote control end and a lighting fan control end, and is characterized in that: the remote control end comprises a remote control MCU module, a display module, a key module, a temperature sensing module and a wireless transmitting module, and the display module, the key module, the temperature sensing module and the wireless transmitting module are all connected with the remote control MCU module; the lighting fan control end comprises a lighting fan MCU module, a fan switch control module, a fan wind speed control module, a fan forward and reverse rotation control module, a lamp switch control module, a lamp brightness control module, a light color control module and a wireless receiving module, wherein the fan switch control module, the fan wind speed control module, the fan forward and reverse rotation control module, the lamp switch control module, the lamp brightness control module, the light color control module and the wireless receiving module are all connected with the lighting fan MCU module; the wireless transmitting module establishes signal connection with the wireless receiving module through the control code transmitted wirelessly;
the key module comprises a forward and reverse rotation key, a natural wind key, a timing key, a code matching or temperature sensing key, a fan on-off key, a lamp on-off key, a wind speed adding key, a wind speed reducing key, a brightness adding key, a brightness reducing key, a yellow key, a warm white key and a cold Bai Guangjian;
further, the display module comprises an LED display screen, the LED display screen comprises a seven-segment LED display device, the seven-segment LED display device comprises seven light-emitting diodes which are arranged to form a Chinese character 'ri', and the seven light-emitting diodes are used for displaying static or dynamic graphs through the combination of the light-emitting state or the non-light-emitting state; the LED display screen is provided with a backlight device for illuminating the screen; the LED display screen comprises a bright screen and a dead screen.
2. The remote control system for a lighting fan of claim 1, wherein: the remote control end of the lighting fan remote control system is arranged in the remote controller, and the remote controller comprises a remote controller panel, a remote controller control circuit board and a remote controller rear cover; the remote controller panel is provided with a forward and reverse rotation key, a natural wind key, a timing key, a code or temperature sensing key, a fan on-off key, a lamp on-off key, a wind speed adding key, a wind speed reducing key, a brightness adding key, a brightness reducing key, a yellow key, a warm white key, a cold white key and an LED display screen; the remote controller control circuit board comprises a light touch key switch corresponding to each key and a temperature sensing circuit device; the rear cover of the remote controller is provided with a battery box; the temperature sensing circuit device is arranged at the upper end of the remote controller control circuit board and is far away from the hand-held part of the remote controller.
3. The remote control system for a lighting fan of claim 2, wherein: the fan on-off key, the lamp on-off key, the wind speed increasing key, the wind speed reducing key, the brightness increasing key, the brightness reducing key, the yellow key, the warm white key and the cold white key are arranged in the middle of the panel of the remote controller; the forward and reverse rotation keys, the natural wind key, the timing key, the code matching key or the temperature sensing key are arranged above the panel of the remote controller and surround the LED display screen.
4. The remote control system for a lighting fan of claim 2, wherein: the remote controller control circuit board is provided with a remote controller control circuit, and the remote controller control circuit comprises an MCU (microprogrammed control Unit), a power supply circuit, a key array circuit, a seven-section LED display device circuit, a wireless transmitting circuit and a temperature sensing circuit.
5. The remote control system for a lighting fan of claim 4, wherein: the temperature sensing circuit is a temperature sensing circuit supporting a digital temperature sensor.
6. A lighting fan remote control method based on the lighting fan remote control system according to claim 1, comprising the steps of:
s1, storing the display state of an LED display screen of a remote controller in a lighting or off state, and updating storage information when the display state changes;
s2, monitoring whether the keys of a forward and reverse rotation key, a natural wind key, a timing key, a code matching or temperature sensing key, a fan on-off key, a lamp on-off key, a wind speed increasing key, a wind speed decreasing key, a brightness increasing key, a brightness decreasing key, a yellow key, a warm white key and a cold white key are input or not, and identifying a short-press key mode or a long-press key mode;
s3, acquiring the screen-on or screen-off state of the LED display screen, and the key mode of which key has input, short-pressing or long-pressing, and judging which control content is to be operated through the operation of the MCU according to the combination of the display state, the key input and the key mode;
s4, sending a control code to the lighting fan through the wireless sending circuit according to the control content required to be carried out, and executing the control content corresponding to the control code by the lighting fan control circuit;
s5, controlling the LED display screen to perform corresponding static or dynamic display under the bright screen according to the executed control content;
s6, the LED display screen is turned on for 10S, the key is automatically turned off when the key does not act, static or dynamic display corresponding to the current control content is continuously unchanged, the step S1 is returned, and the operation is executed in a circulating mode.
7. The remote control method of a lighting fan as claimed in claim 6, wherein: in step S3, the combination of the display state of the LED display screen and the key mode includes the following four types: short pressing when the screen is off, short pressing when the screen is on, pressing for 2s when the screen is off, and pressing for 2s when the screen is on; when each key is input, the system identifies the key which belongs to any one of the four combinations of the LED display screen display state and the key mode, and then calculates and judges which control content is to be carried out;
the control content comprises: controlling the fan to rotate forward and backward, controlling the fan to turn on, controlling the fan to turn off, controlling the fan to wind at a speed higher than the speed of the fan, controlling the fan to wind at a speed lower than the speed of the fan, controlling the fan to enter a natural wind mode, controlling the lamp to turn on, controlling the lamp to turn off, controlling the lamp brightness to increase, controlling the lamp brightness to decrease, controlling the color of the lamp light, entering a timing setting mode, entering a code matching mode and entering a temperature sensing mode;
the LED display screen static display mode comprises the following steps: displaying one of the current numbers 0-9; the dynamic display mode of the LED display screen comprises the following steps: 0-9 digit switching, 0-9 digit flicker display, forward rotation of a 'ri' -shaped peripheral circle, reverse rotation of the 'ri' -shaped peripheral circle, circular rolling according to a '8' character, and circular rolling according to three transverse lines.
8. The remote control method of a lighting fan as claimed in claim 6, wherein: the method also comprises the following remote control system operation process: the power-on system operates; displaying the current operation content; monitoring whether key input exists or not, if yes, reading key array data, judging whether a current key is effective or not, if not, returning to the power-on running state of the system, if yes, judging whether temperature sensing is started or not, if yes, starting a temperature sensing program, reading current environment temperature data, then generating temperature display content and a corresponding wind speed control code, if not, judging the function of the current key according to key data, generating display content and wireless control code data of the current key, then displaying the function content of the current key, starting a wireless sending module, sending the control code, judging whether the current key is released or not, if not, continuing to read the key array data, and if not, returning to the power-on running state of the system; if no key input exists, whether the display is achieved or not is judged, if the time is not achieved, the system returns to the power-on running state, if the time is achieved, the display module is closed, and the system enters a low-power-consumption energy-saving state; judging whether the timing temperature sensing is started or not, if not, entering a timing query state, if so, starting the temperature sensing module, reading the current temperature data, generating a new wind speed control code, starting the wireless sending module, sending the wind speed control code for one time, closing the temperature sensing module and the wireless sending module, and returning to the temperature sensing timing query state.
9. The remote control method of a lighting fan as claimed in claim 8, wherein: the operation flow of the temperature sensing program comprises: starting a temperature sensing program; the temperature sensor is powered for 20ms and begins to output digital pulses; judging whether a low level is output or not, if so, judging whether the low level time is more than 100 mus or not, if so, judging that the pulse output is abnormal, displaying a low level output abnormal code, if not, judging whether the pulse is changed into high level or not, if not, returning to judge whether the low level time is more than 100 mus or not, if yes, ending a digital pulse period, adding 1 to pulse count, judging whether the low level is continuously output or not, if yes, returning to judge whether the low level time is more than 100 mus or not, if not, judging whether the high level time is more than 100 mus or not, if not, returning to judge whether the low level is output or not, if yes, finishing one-time temperature sensing, stopping outputting the digital pulse, converting a digital pulse count value into a current temperature value, and setting an output wind speed code according to the temperature value; if the low level is not output, whether the time of 20ms is up is judged, if not, the temperature sensing program is returned to the starting state, if yes, no low level pulse is output for more than 20ms, the temperature sensor is abnormal, and the abnormal code of the temperature sensor is displayed.
10. The remote control method of a lighting fan as claimed in claim 6, wherein: when the sending control code controls the illuminating lamp to display a certain light color, the brightness of the lamp is adjusted through key operation, and the system controls the brightness adjustment of the light while keeping the light color.
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| CN202211568298.7A CN115588290A (en) | 2022-12-08 | 2022-12-08 | Remote control system and method for lighting fan |
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| CN202211568298.7A CN115588290A (en) | 2022-12-08 | 2022-12-08 | Remote control system and method for lighting fan |
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