CN107318192A - A kind of APP music intelligent lamp - Google Patents

A kind of APP music intelligent lamp Download PDF

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Publication number
CN107318192A
CN107318192A CN201710554309.9A CN201710554309A CN107318192A CN 107318192 A CN107318192 A CN 107318192A CN 201710554309 A CN201710554309 A CN 201710554309A CN 107318192 A CN107318192 A CN 107318192A
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China
Prior art keywords
mobile phone
frequency
signal
modules
bluetooth
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CN201710554309.9A
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Chinese (zh)
Inventor
王品杰
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Dongguan Three Grace Lighting Industry Co Ltd
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Dongguan Three Grace Lighting Industry Co Ltd
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Priority to CN201710554309.9A priority Critical patent/CN107318192A/en
Publication of CN107318192A publication Critical patent/CN107318192A/en
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    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/10Controlling the intensity of the light
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/20Controlling the colour of the light

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Abstract

A kind of app music intelligent lamp, including music signal acquisition module, signal processing module, mobile phone A PP modules, bluetooth communication, digital analog converter, PWM control modules and LED, mobile phone A PP modules and bluetooth communication wireless connection, bluetooth communication connects digital analog converter, digital analog converter connects PWM control modules, PWM control modules connect LED, bluetooth communication outputs signal to PWM control modules after receiving mobile phone A PP control signal by digital analog converter, bluetooth communication is carried out data transmission using bluetooth hop algorithm with mobile phone A PP modules, frequency band is divided into several frequency hopping channels by frequency hopping, in once connecting, radio transceiver constantly jumps to one other channel according to certain code sequence from a channel, only receiving-transmitting sides communicate according to this rule, and other interference sources can not possibly be disturbed according to same rule, it is more stable that this makes Bluetooth system be communicated to connect than other systems, traffic rate is faster, it is not easily disturbed and cracks simultaneously.

Description

A kind of APP music intelligent lamp
Technical field
The present invention relates to field of household appliances, more particularly to a kind of APP music intelligent lamp.
Background technology
Intelligent appliance, microprocessor, sensor technology, the network communications technology are exactly introduced the household electrical appliances formed after home appliance produce Product, with automatic sensing residence space state and household electrical appliances oneself state, household electrical appliances service state, can automatically control and receive house User is in premises or long-range control instruction;Meanwhile, intelligent appliance, can be with premises as the part of smart home Other household electrical appliances and household, facility interconnection composition system, realize smart home function, and which forms one in Internet of Things most Specific application, with mankind's application demand and household electrical appliances are intelligentized continues to develop, its content will more be enriched, and can most melt The intelligent appliance for entering mankind's daily life is exactly LED lamp, certainly, according to the function of the different intelligent household electrical appliances of actual application environment Also can difference, but intelligent appliance should typically possess following basic function:Communication function, intelligent program control function, interaction Formula control etc., most basic homework therein, is exactly wireless control function, in intelligent domestic system and Internet of Things application, LED It is also to best embody one of household electrical appliances of intelligent control, remote control, controlled in wireless.
As the rapid advances of photoelectric technology, and attention of the China's Mainland to New Energy Industry are increased, possess environmental protection, energy-conservation spy Property LED illumination industry be quickly becoming one of most popular industry, according to China national Semiconductor Lighting research and develop and produce The data display that industry alliance provides, Chinese LED illumination sales Value of Industry increases by a year-on-year basis up to 60,000,000,000 yuans within 2009 More than 30%, China is turned into one of global LED industry region with fastest developing speed, Chinese LED manufacture strength and manufacture level Also play the part of the leading role in the whole world, why LED can be favored by market or even people, be because its luminance is non- Chang Gao, can reach 801m/w, can economize on electricity more than 80% under identical light situation, largely just serve section Can effect, the colour temperature of LED has many kinds, and the colour rendering of various colour temperatures is very good, and the index of colour developing is also very high, can be with Selected and allocated according to the usage scenario of terminal user, the EMI of LED meets the index in the whole world, and power factor is more than etc. It is less than or equal to 20% in 0.9, two harmonic distortion, the loss of the electric energy of supply circuit can be reduced, reduces the infringement to circuit, no Power network can be polluted, the full voltage range index of LED be in 85V between 264V, it ensure that the brightness of LED and Service life makes LED almost to use in the world, LED does not have spoke than less likely being influenceed by voltage pulsation Penetrate, without mercury etc. hazardous substance inside its lamp, safer to human body, LED is pure DC operation, will not be because of exchange There is the phenomenon of stroboscopic in switching, and this eliminates the need for causing visual fatigue phenomenon because of stroboscopic during light fixture use.
At present, people touch the switch on light fixture by using hand and carry out control to light fixture, use it is very inconvenient, such as Fruit can carry out the control to light fixture by the smart mobile phone in people's hand, just can be brought great convenience to life.Pass through mobile phone Short message etc. is controlled to light fixture, needs user to pay campus network.
The content of the invention
The present invention is intended to provide a kind of APP music intelligent lamp.
To realize above-mentioned technical purpose, the present invention uses following technical scheme, and a kind of app music intelligent lamp, the intelligent lamp includes Music signal acquisition module, signal processing module, mobile phone A PP modules, bluetooth communication, digital analog converter, PWM control modules And LED, music signal acquisition module connection signal processing module, signal processing module connection mobile phone A PP modules, music signal Acquisition module is specifically mobile microphone, and signal processing module is specifically a staircase generator, and microphone is collected Audio signal, which is converted into after stepped-up voltage signal, is transmitted further to mobile phone A PP modules, and mobile phone A PP modules and bluetooth communication are wireless Connection, bluetooth communication connection digital analog converter, digital analog converter connection PWM control modules, PWM control modules connection LED Lamp, bluetooth communication outputs signal to PWM control modules after receiving mobile phone A PP control signal by digital analog converter, Data signal is reduced to analog signal to control PWM control modules by changing LED by digital analog converter by ladder algorithm Duty cycle adjustment LED color and brightness, bluetooth communication enters line number using bluetooth hop algorithm and mobile phone A PP modules According to transmission, Bluetooth communication hop algorithm is write into mobile phone A PP and bluetooth communication, to ensure mobile phone A PP and Bluetooth communication The consistent communication module of receiving and sending messages of module can be just in communication with each other, and hop algorithm is that frequency band is divided into several frequency hopping channels, In once connecting, radio transceiver constantly jumps to one other channel according to certain code sequence from a channel, only receives Both sides are sent out to communicate according to this rule, and other interference sources can not possibly be disturbed according to same rule, altogether in the presence of 10 kinds Frequency hop sequences, are divided into 79 jumps and 23 and jump, and 79 jumps and 23 jumps respectively have 5 kinds, and they are respectively:Call frequency hop sequences, call answering sequence Row, search sequence, inquiry response sequence and Channel Hopping Sequence, each channel represents by a pseudo-random hop sequence, each The frequency hop sequences of piconet are all different, and frequency hopping selection scheme is made up of two parts:A sequence is selected, is shown in Hopping frequencies Penetrate the sequence;In the case where choosing sequence, input data, the data of input are divided into two groups, be respectively local clock and work as Preceding address, under the connection status of mobile phone A PP modules and bluetooth communication, local clock (CLKN) is by one and master clock (CLK) equal compensation is modified, specifically, and local clock is produced on the MCU crystal oscillating circuits of bluetooth communication Clock signal, master clock refers to clock signal when MCU receives mobile communication, and equal compensation refers to crystal oscillating circuit connection One compensation circuit is compensated the distorted signals received, it is ensured that signal stabilization, in connection status, frequency hopping selection scheme is defeated 27 M S B of clock can only be used by entering data, and under calling and inquiry sub-state, will use whole 28 MSB of clock, Inquiry state refers to whether bluetooth module can once connect mobile phone terminal at interval of inquiry in several seconds and whether have new command, calls State refers to a kind of instruction of the change of operating handset APP modules control lamp, and under call state, local clock will be modified to Estimate of the called unit to master unit;The input data of current address is constituted by 28, i.e., whole LAP (bluetooth low address portions Point) and UAP's (bluetooth high address part) is low 4, and in connection status, master unit address can be used, under the sub- state of calling Calling unit address is then used, and when for inquiry sub-state, will be used and GIAC (general polling identification code) corresponding UAP/ The local clock and current address inputted under LAP, above-mentioned several states exports then one pseudo-random sequence of composition after mapping, The mapping process of frequency hopping selection scheme is operated by an add operation, X O R, arranges operation, second addition computing and register Selecting sequence is constituted, and an add operation adds a constant only on the stage, and to 32 modulus, and for calling frequency hopping sequence Row, an add operation is unnecessary, because it only changes state in this frequency range, in X O R operations, if with Z ' come table Show the output of an add operation, then the four of Z ' L S B make the XOR of mould 2, output point with address bit A22-19 respectively Wei not Z0, Z1, Z2, Z3.Arrangement operation is the core of the algorithm, and the switching from input 5 to output 5 is included for 79 hop patterns, Period uses the mode of operation that butterfly-unit is controlled by control word, and the mapping relations for inputting and exporting are jumped according to 79 and 23 jump two The pattern of kind is divided into following two:For 79 hop patterns, frequency hopping selection scheme will select to take 32 frequency hopping bands that gap is 64M Hz, And these frequency hoppings are accessed once with random order, and then, one 32 different frequency hopping band of selection, and the like, for calling, Calling scanning and the sub- state of call answering, will use same 32 frequency hopping band, the section is selected by address, and different units will have Difference exhalation frequency range;23 hop patterns and digit and of end memory cell that 79 hop patterns are each module input signal cable The slightly difference such as number, the frequency hop sequences for meeting both of which requirement can be produced using unified hardware circuit or software program, And in same pattern, in order to produce the frequency hop sequences under various states, it is only necessary to receive mobile phone A PP input to Bluetooth chip Control signal A-F, X, Yl, Y2 take different values.
Further, described LED is RGB LEDs.
Further, described bluetooth communication uses BK3260 chips.
Further, a certain Channel Hopping Sequence under 79 hop patterns, the value of each input control signal is:
X—CL K 6_2;
The 23CL K 25 1 21 of A-A27 mono-;
B—A22_19;
C-A8,6,4,2,0CL K 20_16;
D-A18-10·CL K 15_7;
E—AI3,11,9,7,5,3,1;
The 16X CL K27_7mod79 of F mono-;
Y 1—CL K 1;
Y 2-32 X CL K1;
Wherein " " represents position XOR, and " CL K 6-2 " represent the 6th to the 2nd of master unit clock, and " A22-19 " represents master The 22nd to the 19th of element address, takes address to input A=OX3716BB8A, and the initial value of main equipment bluetooth clock is 0X00000000, obtains signal frequency hop sequences by programming, have recorded the channel hopping frequency value of a clock cycle, i.e., 227 continuous Hopping frequencies values.
Collection, processing, the conversion of audio signal of the present invention are gathered and signal processing module using the microphone of mobile phone in itself, most Obtain exporting the stepped-up voltage signal to mobile phone A PP modules eventually, be easy to the amplification and transmission of signal, and we are then by mobile phone institute This audio digital signals for gathering and handling well are transferred to our bluetooth module by mobile phone A PP using bluetooth mode, then This data signal, which is reduced into analog voltage signal, by ladder algorithm controls the dutycycle of PWM control modules to change LED The change of lamp brightness, and color change now is that program controls random fade effect from a kind of simulation set close to the inner portion, separately Outside, the present invention transmits data using bluetooth communication, and being mainly characterized by for bluetooth security architecture is open and flexible Property there is provided the communication between short distance peer layer, the measure such as use data encryption and user to authenticate is to ensure the safety of communication Property, frequency hopping is one of key technology that Bluetooth system is used, and is grouped corresponding to single time slot, and the frequency hopping rate of bluetooth is per second 1600 jump, and are grouped corresponding to multi-slot, frequency hopping rate is decreased, but (including paging and inquiry) is especially carried when establishing the link A height of per second 3200 jump, and use so high frequency hopping rate, Bluetooth system has sufficiently high antijamming capability and security, jumps Frequency band is divided into several frequency hopping channels by frequency technology, and in once connecting, radio transceiver is continuous according to certain code sequence Ground jumps to one other channel from a channel, and only receiving-transmitting sides communicate according to this rule, and other interference sources can not possibly be by Disturbed according to same rule, compared with other are operated in the system of similar frequency bands, faster, packet is shorter for bluetooth frequency hopping, This makes Bluetooth system communicate to connect more stable, traffic rate faster than other systems, while being not easily disturbed and cracking.
Brief description of the drawings
Fig. 1 is the schematic diagram of the present invention.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein identical from beginning to end Or similar label represents same or similar element or the element with same or like function.Retouched below with reference to accompanying drawing The embodiment stated is exemplary, is only used for explaining the present invention, and is not considered as limiting the invention.
In the description of the invention, unless otherwise prescribed with restriction, it is necessary to explanation, term " installation ", " connected ", " connection " It should be interpreted broadly, can be straight for example, it may be mechanically connecting or electrical connection or the connection of two element internals Connect connected, can also be indirectly connected to by intermediary.For the ordinary skill in the art, can be according to specific feelings Condition understands the concrete meaning of above-mentioned term.
A kind of app music intelligent lamp according to embodiments of the present invention is described referring to Fig. 1, the intelligent lamp is adopted including music signal Collect module, signal processing module, mobile phone A PP modules, bluetooth communication, digital analog converter, PWM control modules and LED, sound Music signal acquisition module connects signal processing module, signal processing module connection mobile phone A PP modules, music signal acquisition module tool Body is mobile microphone, and signal processing module is specifically a staircase generator, and the audio signal that microphone is collected turns Turn to and mobile phone A PP modules are transmitted further to after stepped-up voltage signal, mobile phone A PP modules and bluetooth communication wireless connection, bluetooth Communication module connects digital analog converter, and digital analog converter connection PWM control modules, PWM control modules connection LED, bluetooth is led to Letter module outputs signal to PWM control modules, digital analog converter after receiving mobile phone A PP control signal by digital analog converter Data signal is reduced to analog signal to control PWM control modules to adjust by changing the dutycycle of LED by ladder algorithm Color and the brightness of LED are saved, bluetooth communication is carried out data transmission using bluetooth hop algorithm with mobile phone A PP modules, will Bluetooth communication hop algorithm writes mobile phone A PP and bluetooth communication, to ensure mobile phone A PP and bluetooth communication transmitting-receiving The consistent communication module of information can be just in communication with each other, and hop algorithm is that frequency band is divided into several frequency hopping channels, in once connecting, Radio transceiver constantly jumps to one other channel according to certain code sequence from a channel, and only receiving-transmitting sides are according to this Individual rule communication, and other interference sources can not possibly be disturbed according to same rule, altogether in the presence of 10 kinds of frequency hop sequences, be divided into 79 jump and 23 jumps, and 79 jumps are jumped with 23 respectively 5 kinds, and they are respectively:Calling frequency hop sequences, call answering sequence, search sequence, look into Response sequence and Channel Hopping Sequence are ask, each channel is represented by a pseudo-random hop sequence, the frequency hopping sequence of each piconet Row are all different, and frequency hopping selection scheme is made up of two parts:A sequence is selected, the sequence is mapped on Hopping frequencies;In choosing In the case of having selected sequence, input data, the data of input are divided into two groups, are local clock and current address respectively, in mobile phone Under the connection status of APP modules and bluetooth communication, local clock (CLKN) is by a compensation equal with master clock (CLK) Modify, specifically, local clock is the clock signal produced on the MCU crystal oscillating circuits of bluetooth communication, when main Clock refers to clock signal when MCU receives mobile communication, and equal compensation refers to a compensation circuit pair of crystal oscillating circuit connection The distorted signals compensation received, it is ensured that signal stabilization, the input data of frequency hopping selection scheme can only be used in connection status 27 M S B of clock, and under calling and inquiry sub-state, by using whole 28 MSB of clock, inquiry state refers to indigo plant Whether tooth module can once connect mobile phone terminal at interval of inquiry in several seconds and whether have new command, and call state refers to manipulator A kind of instruction of the change of machine APP modules control lamp, under call state, local clock will be modified to called unit to main list The estimate of member;The input data of current address is constituted by 28, i.e., (bluetooth is high by whole LAP (bluetooth low address part) and UAP Address part) it is low 4, in connection status, master unit address can be used, in the case where calling sub- state then using calling unit Location, and when for inquiry sub-state, will use and GIAC (general polling identification code) corresponding UAP/LAP, above-mentioned several states The local clock of lower input and current address export then one pseudo-random sequence of composition after mapping, and frequency hopping selection scheme is reflected Penetrate process to be operated by an add operation, X O R, arrange operation, second addition computing and register selecting sequence and constitute, once Add operation adds a constant only on the stage, and to 32 modulus, and for calling frequency hop sequences, an add operation is many Remaining, because it only changes state in this frequency range, in X O R operations, if representing the defeated of an add operation with Z ' Go out, then the four of Z ' L S B make the XOR of mould 2 with address bit A22-19 respectively, output is respectively Z0, Z1, Z2, Z3.Row Row operation is the core of the algorithm, includes the switching from input 5 to output 5 for 79 hop patterns, during which uses by control word control The mode of operation of butterfly-unit processed, and the mapping relations for inputting and exporting are jumped according to 79 and 23 jump both of which are divided into following two Kind:For 79 hop patterns, frequency hopping selection scheme will select to take 32 frequency hopping bands of the gap for 64M Hz, and be accessed with random order These frequency hoppings once, then, select a 32 different frequency hopping bands, and the like, for calling, calling scan and calling should Sub- state is answered, same 32 frequency hopping band will be used, the section is selected by address, different units there will be different exhalation frequency ranges;23 Hop pattern and 79 hop patterns are the digit of each module input signal cable and the slightly difference such as number of end memory cell, are made The frequency hop sequences for meeting both of which requirement can be produced with unified hardware circuit or software program, and in same pattern In, in order to produce the frequency hop sequences under various states, it is only necessary to receive mobile phone A PP input control signal A-F, X to Bluetooth chip, Yl, Y2 take different values.
Further, described LED is RGB LEDs.
Further, described bluetooth communication uses BK3260 chips.
Further, a certain Channel Hopping Sequence under 79 hop patterns, the value of each input control signal is:
X—CL K 6_2;
The 23CL K 25 1 21 of A-A27 mono-;
B—A22_19;
C-A8,6,4,2,0CL K 20_16;
D-A18-10·CL K 15_7;
E—AI3,11,9,7,5,3,1;
The X CL K27_7mod79 of F 1;
Y 1—CL K 1;
Y 2-32X CL K1;
Wherein " " represents position XOR, and " CL K 6-2 " represent the 6th to the 2nd of master unit clock, and " A22-19 " represents master The 22nd to the 19th of element address, takes address to input A=OX3716BB8A, and the initial value of main equipment bluetooth clock is 0X00000000, obtains signal frequency hop sequences by programming, have recorded the channel hopping frequency value of a clock cycle, i.e., 227 continuous Hopping frequencies values.
Collection, processing, the conversion of audio signal of the present invention are gathered and signal processing module using the microphone of mobile phone in itself, most Obtain exporting the stepped-up voltage signal to mobile phone A PP modules eventually, be easy to the amplification and transmission of signal, and we are then by mobile phone institute This audio digital signals for gathering and handling well are transferred to our bluetooth module by mobile phone A PP using bluetooth mode, then This data signal, which is reduced into analog voltage signal, by ladder algorithm controls the dutycycle of PWM control modules to change LED The change of lamp brightness, and color change now is that program controls random fade effect from a kind of simulation set close to the inner portion, separately Outside, the present invention transmits data using bluetooth communication, and being mainly characterized by for bluetooth security architecture is open and flexible Property there is provided the communication between short distance peer layer, the measure such as use data encryption and user to authenticate is to ensure the safety of communication Property, frequency hopping is one of key technology that Bluetooth system is used, and is grouped corresponding to single time slot, and the frequency hopping rate of bluetooth is per second 1600 jump, and are grouped corresponding to multi-slot, frequency hopping rate is decreased, but (including paging and inquiry) is especially carried when establishing the link A height of per second 3200 jump, and use so high frequency hopping rate, Bluetooth system has sufficiently high antijamming capability and security, jumps Frequency band is divided into several frequency hopping channels by frequency technology, and in once connecting, radio transceiver is continuous according to certain code sequence Ground jumps to one other channel from a channel, and only receiving-transmitting sides communicate according to this rule, and other interference sources can not possibly be by Disturbed according to same rule, compared with other are operated in the system of similar frequency bands, faster, packet is shorter for bluetooth frequency hopping, This makes Bluetooth system communicate to connect more stable, traffic rate faster than other systems, while being not easily disturbed and cracking.
In the description of this specification, the description meaning of reference term " one embodiment ", " example " or " some examples " etc. Refer at least one reality that the present invention is contained in reference to specific features, structure, material or the feature that the embodiment or example are described Apply in example or example.In this manual, identical embodiment is not necessarily referring to the schematic representation of above-mentioned term or shown Example.Moreover, specific features, structure, material or the feature of description can be in any one or more embodiments or example Combine in an appropriate manner.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that:Not In the case of departing from the principle and objective of the present invention a variety of change, modification, replacement and modification can be carried out to these embodiments, this The scope of invention is limited by claim and its equivalent.

Claims (4)

1. a kind of APP music intelligent lamp, it is characterised in that the intelligent lamp include music signal acquisition module, signal processing module, Mobile phone A PP modules, bluetooth communication, digital analog converter, PWM control modules and LED, music signal acquisition module connection letter Number processing module, signal processing module connection mobile phone A PP modules, music signal acquisition module is specifically mobile microphone, signal Processing module is specifically a staircase generator, and the audio signal that microphone is collected is converted into after stepped-up voltage signal again It is transferred to mobile phone A PP modules, mobile phone A PP modules and bluetooth communication wireless connection, bluetooth communication connection digital-to-analogue conversion Device, digital analog converter connection PWM control modules, PWM control modules connection LED, bluetooth communication receives mobile phone A PP's PWM control modules are outputed signal to by digital analog converter after control signal, digital analog converter is believed numeral by ladder algorithm Number it is reduced to analog signal to control PWM control modules by changing color and the brightness of the duty cycle adjustment LED of LED, Bluetooth communication is carried out data transmission using bluetooth hop algorithm with mobile phone A PP modules, and Bluetooth communication hop algorithm is write Mobile phone A PP and bluetooth communication, to ensure mobile phone A PP and bluetooth communication consistent communication module ability of receiving and sending messages It is in communication with each other, hop algorithm is that frequency band is divided into several frequency hopping channels, in once connecting, radio transceiver is according to certain Code sequence constantly jump to one other channel from a channel, only receiving-transmitting sides communicate according to this rule, and other are dry The source of disturbing can not possibly be disturbed according to same rule, altogether in the presence of 10 kinds of frequency hop sequences, be divided into 79 jumps and 23 and jumped, 79 jump and 23 Jump respectively has 5 kinds, and they are respectively:Frequency hop sequences, call answering sequence, search sequence, inquiry response sequence and channel is called to jump Frequency sequence, each channel represents that the frequency hop sequences of each piconet are different by a pseudo-random hop sequence, frequency hopping selection Scheme is made up of two parts:A sequence is selected, the sequence is mapped on Hopping frequencies;It is defeated in the case where choosing sequence Enter data, the data of input are divided into two groups, are local clock and current address respectively, in mobile phone A PP modules and Bluetooth communication mould Under the connection status of block, local clock (CLKN) is modified by a compensation equal with master clock (CLK), specifically, Local clock is the clock signal produced on the MCU crystal oscillating circuits of bluetooth communication, and master clock refers to that MCU receives mobile phone Clock signal during communication, equal compensation refers to that a compensation circuit of crystal oscillating circuit connection is mended to the distorted signals received Repay, it is ensured that signal stabilization, in connection status, the input data of frequency hopping selection scheme can only use 27 M S B of clock, and Under calling and inquiry sub-state, by using whole 28 MSB of clock, inquiry state refers to that bluetooth module can be at interval of several seconds Whether clock inquiry once connects mobile phone terminal and whether has new command, and call state refers to operating handset APP modules control lamp A kind of instruction of change, under call state, local clock will be modified to estimate of the called unit to master unit;Current position The input data of location is constituted by 28, i.e., whole LAP (bluetooth low address part) and UAP's (bluetooth high address part) is low 4, In connection status, master unit address can be used, calling unit address is then used in the case where calling sub- state, and works as to inquire about sub- shape During state, will use with GIAC (general polling identification code) corresponding UAP/LAP, the local clock inputted under above-mentioned several states and Current address exports then one pseudo-random sequence of composition after mapping, and the mapping process of frequency hopping selection scheme is transported by a sub-addition Calculate, X O R are operated, arrangement is operated, second addition computing and register selecting sequence are constituted, an add operation is only in the stage A upper plus constant, and to 32 modulus, and for calling frequency hop sequences, an add operation is unnecessary, because it is only at this Change state in frequency range, in X O R operations, if representing the output of an add operation with Z ', Z ' four L S B Make the XOR of mould 2 with address bit A22-19 respectively, output is respectively Z0, Z1, Z2, Z3.Arrangement operation is the core of the algorithm The heart, includes the switching from input 5 to output 5 for 79 hop patterns, during which uses the operation side that butterfly-unit is controlled by control word Formula, and input and output mapping relations according to 79 jump and 23 jump both of which be divided into it is following two:For 79 hop patterns, frequency hopping Selection scheme will select to take 32 frequency hopping bands of the gap for 64M Hz, and access these frequency hoppings once with random order, then, choosing Select a 32 different frequency hopping bands, and the like, for calling, calling scanning and the sub- state of call answering, it will use same 32 frequency hopping bands, the section is selected by address, and different units will have different exhalation frequency ranges;23 hop patterns are with 79 hop patterns The digit of each module input signal cable and the number of end memory cell etc. slightly have difference, use unified hardware circuit or soft Part program can produce the frequency hop sequences for meeting both of which requirement, and in same pattern, in order to produce under various states Frequency hop sequences, it is only necessary to input the control signal A-F, X, Yl, Y2 that mobile phone A PP is received to Bluetooth chip take different values.
2. APP music intelligent lamp as claimed in claim 1, its is special to be, described LED is RGB LEDs.
3. APP music intelligent lamp as claimed in claim 1, it is characterised in that described bluetooth communication is used BK3260 chips.
4. APP music intelligent lamp as claimed in claim 1, it is characterised in that a certain channel hopping sequence under 79 hop patterns Arrange, the value of each input control signal is:
X—CL K 6_2;
A—A27-23·CL K 25-21;
B—A22_19;
C-A8,6,4,2,0CL K 20_16;
D-A18-10·CL K 15_7;
E—AI3,11,9,7,5,3,1;
F-16 X CL K27_7mod79;
Y 1—CL K 1;
Y 2-32 X CL K1;
Wherein " " represents position XOR, and " CL K 6-2 " represent the 6th to the 2nd of master unit clock, and " A22-19 " represents master The 22nd to the 19th of element address, takes address to input A=OX3716BB8A, and the initial value of main equipment bluetooth clock is 0X00000000, obtains signal frequency hop sequences by programming, have recorded the channel hopping frequency value of a clock cycle, i.e., 227 continuous Hopping frequencies values.
CN201710554309.9A 2017-07-10 2017-07-10 A kind of APP music intelligent lamp Pending CN107318192A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019136809A1 (en) * 2018-01-15 2019-07-18 深圳市沃特沃德股份有限公司 Ble bluetooth-based led-lamp music rhythmic motion system, control method, and apparatus

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Application publication date: 20171103