CN102930859A - Electronic metronome - Google Patents
Electronic metronome Download PDFInfo
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- CN102930859A CN102930859A CN2012103740600A CN201210374060A CN102930859A CN 102930859 A CN102930859 A CN 102930859A CN 2012103740600 A CN2012103740600 A CN 2012103740600A CN 201210374060 A CN201210374060 A CN 201210374060A CN 102930859 A CN102930859 A CN 102930859A
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- laser diode
- chip microcomputer
- metronome
- electronic metronome
- keyswitch
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Abstract
The invention discloses an electronic metronome which comprises a singlechip, a voice chip, a loudspeaker, a power supply interface, a button switch and at least three laser diodes, wherein the singlechip is connected with the power supply interface, the voice chip and the button switch, the laser diodes are respectively connected with a resistor and the singlechip through a triode. According to the electronic metronome, through the laser diodes arranged at different positions, and under the control of the singlechip, beat movements of an oscillating bar of a mechanical metronome can be simulated by lasers, and also can be edited, modified and selected directly or by remote control according to the beat time sequence requirement, thus people which are accustomed to the beat movements of the oscillating bar of the mechanical metronome can feel harmonic when using the electronic metronome, and the beat movements of the oscillating bar of the mechanical metronome, which are simulated by lasers, are large in movement range and are glaring. The laser simulated oscillating bar which is large in beat movement range and is glaring has the advantages that the visual effect is improved, the beat sense is intensified, the atmosphere is activated, and the application ranges of the electronic metronome is expanded.
Description
Technical field
The present invention relates to a kind of electronic metronome, particularly relate to a kind of electronic metronome of laser analog emulation mechanical metronome fork motion.
Background technology
The electronic metronome of prior art does not have the metronomic fork beat action of analog simulation machinery; But with light emitting diode or LCDs, show from an end to the multiterminal side and light successively to show the beat action illumination of use light-emitting component is also arranged and reproduce the beat action with the beat variation; Thereby, get used to the people of the fork beat action of mechanical metronome, can feel not harmony in use.
Summary of the invention
The object of the invention is to, a kind of electronic metronome is provided, this electronic metronome is by being arranged at least 3 laser diodes of diverse location, can be with the metronomic fork beat action of laser analog emulation machinery under the control of single-chip microcomputer, this fork beat action can also require directly or remote control editor, modification, selection according to the beat sequential; Solve the electronic metronome of prior art, do not had the metronomic fork beat action of analog simulation machinery, got used to the people of the fork beat action of mechanical metronome, can feel in use the problem of not harmony.
For achieving the above object, technical scheme of the present invention is as follows:
A kind of electronic metronome, comprise, single-chip microcomputer, speech chip, loudspeaker, power interface, keyswitch, transistor, resistance, described single-chip microcomputer is connected with described power interface, described speech chip, described keyswitch, described resistance respectively, described speech chip also is connected with described loudspeaker, wherein, also comprise at least 3 laser diodes, described laser diode is used for the metronomic fork beat action of analog simulation machinery, described laser diode by described transistor be connected resistance and be connected with described single-chip microcomputer.
Preferably, described speech chip is the segmentation speech chip of SC8035 Serial Control, and this speech chip sends metronome, operation indicating sound, chimes of doom by the described loudspeaker of described Single-chip Controlling; Described power interface is for connecting the interface of direct current 5V power supply, and this power interface is used for connecting D.C. regulated power supply or the battery of 5V.
Preferably, described keyswitch is 5, and an end of described keyswitch is connected with described single-chip microcomputer, and the other end of described keyswitch is connected with the negative pole of described power interface, and described keyswitch is used for operating described metronome.
Preferably, described single-chip microcomputer has also connected 1 infrared receiving terminal, and this infrared receiving terminal is used for receiving the service data of Infrared remote controller emission.
Preferably, described loudspeaker is that diameter 40mm, power are that 1W, impedance are the ultrathin loudspeaker of 8 Ω, and this loudspeaker is connected with described speech chip.
Preferably, the model of described single-chip microcomputer is W79E824A.
Preferably, the model of described single-chip microcomputer is W79E825A.
Preferably, described laser diode is 7, and the power of described laser diode is 10mw to 100mw; Described transistor is 7, and the model of described transistor is BD682 or 8550, and described transistor is used for driving described laser diode.
Preferably, the power of described laser diode is 50mw to 100mw; The model of described transistor is BD682.
Preferably, the power of described laser diode is 100mw.
The invention has the beneficial effects as follows:
The present invention is by being arranged at least 3 laser diodes of diverse location, can be with the metronomic fork beat action of laser analog emulation machinery under the control of single-chip microcomputer, this fork beat action can also require directly or remote control editor, modification, selection according to the beat sequential; Make the people who gets used to the action of mechanical metronome fork beat, can feel harmony when using described metronome, and the metronomic fork beat action of laser analog emulation machinery yardstick is large, dazzling.That is to say, the large and dazzling laser analog emulation fork of beat action yardstick has effectively promoted visual effect, has strengthened the beat sense, can active atmosphere, enlarged the range of application of electronic metronome.
Description of drawings
Fig. 1 is the circuit theory schematic diagram of a kind of electronic metronome of the present invention;
Fig. 2 is that the master of electronic metronome shown in Figure 1 looks outward appearance office and cuts open schematic diagram.
Embodiment
In order to further specify principle of the present invention and structure, existing by reference to the accompanying drawings to a preferred embodiment of the present invention will be described in detail, however described embodiment can not be used for limiting scope of patent protection of the present invention only for furnishing an explanation and the usefulness of explaining.
Such as Fig. 1, a kind of electronic metronome shown in Figure 2, comprise, the single-chip microcomputer 1 of W79E825A model, the speech chip 2 of SC8035 model, power is that the 1W impedance is the loudspeaker 2B of 8 Ω, the power interface 4 that connects 5V D.C. regulated power supply (not shown), keyswitch 1K, bond switching 2K, keyswitch 3K, keyswitch 4K, keyswitch 5K, resistance 5R, resistance 6R, resistance 7R, resistance 8R, resistance 9R, resistance 10R, resistance 11R and model are the transistor 5 of BD682,6,7,8,9,10,11, described single-chip microcomputer 1 respectively with described power interface 4, described speech chip 2, described keyswitch 1K, keyswitch 2K, keyswitch 3K, keyswitch 4K, keyswitch 5K, described resistance 5R, resistance 6R, resistance 7R, resistance 8R, resistance 9R, resistance 10R, resistance 11R connects, described speech chip 2 also is connected with described loudspeaker 2B, wherein, comprise that also power is the laser diode LD 5 of 100mw, LD6, LD7, LD8, LD9, LD10, LD11, described laser diode LD 5, LD6, LD7, LD8, LD9, LD10, LD11 is used for the metronomic fork beat action of analog simulation machinery; Described laser diode LD 5, LD6, LD7, LD8, LD9, LD10, LD11 respectively by described transistor 5,6,7,8,9,10,11 be connected resistance 5R, 6R, 7R, 8R, 9R, 10R, 11R and be connected with described single-chip microcomputer 1.
The 20th pin of described single-chip microcomputer 1 is connected with the base stage of described triode 11 by resistance 11R, the emitter of this triode 11 is connected with the anodal 4A of described power interface 4, the collector of this triode 11 is connected with the positive pole of described laser diode LD 11, the negative pole of described laser diode LD 11 is connected with the negative pole 4B of described power interface 4, if described triode 11 drives described laser diode LD 11, described laser diode LD 11 is just launched light beam A.
The 16th pin of described single-chip microcomputer 1 is connected with the base stage of described triode 10 by resistance 10R, the emitter of this triode 10 is connected with the anodal 4A of described power interface 4, the collector of this triode 10 is connected with the positive pole of described laser diode LD 10, the negative pole of described laser diode LD 10 is connected with the negative pole 4B of described power interface 4, if described triode 10 drives described laser diode LD 10, described laser diode LD 10 is just launched light beam B.
The 14th pin of described single-chip microcomputer 1 is connected with the base stage of described triode 9 by resistance 9R, the emitter of this triode 9 is connected with the anodal 4A of described power interface 4, the collector of this triode 9 is connected with the positive pole of described laser diode LD 9, the negative pole of described laser diode LD 9 is connected with the negative pole 4B of described power interface 4, if described triode 9 drives described laser diode LD 9, described laser diode LD 9 is just launched light beam C.
The 13rd pin of described single-chip microcomputer 1 is connected with the base stage of described triode 8 by resistance 8R, the emitter of this triode 8 is connected with the anodal 4A of described power interface 4, the collector of this triode 8 is connected with the positive pole of described laser diode LD 8, the negative pole of described laser diode LD 8 is connected with the negative pole 4B of described power interface 4, if described triode 8 drives described laser diode LD 8, described laser diode LD 8 is just launched light beam D.
The 12nd pin of described single-chip microcomputer 1 is connected with the base stage of described triode 7 by resistance 7R, the emitter of this triode 7 is connected with the anodal 4A of described power interface 4, the collector of this triode 7 is connected with the positive pole of described laser diode LD 7, the negative pole of described laser diode LD 7 is connected with the negative pole 4B of described power interface 4, if described triode 7 drives described laser diode LD 7, described laser diode LD 7 is just launched light beam E.
The 11st pin of described single-chip microcomputer 1 is connected with the base stage of described triode 6 by resistance 6R, the emitter of this triode 6 is connected with the anodal 4A of described power interface 4, the collector of this triode 6 is connected with the positive pole of described laser diode LD 6, the negative pole of described laser diode LD 6 is connected with the negative pole 4B of described power interface 4, if described triode 6 drives described laser diode LD 6, described laser diode LD 6 is just launched light beam F.
The 10th pin of described single-chip microcomputer 1 is connected with the base stage of described triode 5 by resistance 5R, the emitter of this triode 5 is connected with the anodal 4A of described power interface 4, the collector of this triode 5 is connected with the positive pole of described laser diode LD 5, the negative pole of described laser diode LD 5 is connected with the negative pole 4B of described power interface 4, if described triode 5 drives described laser diode LD 5, described laser diode LD 5 is just launched light beam G.The 20th pin of described single-chip microcomputer 1, the 16th pin, the 14th pin, the 13rd pin, the 12nd pin, the 11st pin, the 10th pin require the visible light beam A of emission, B, C, D, E, F, G analog simulation to realize the fork beat action of mechanical metronome by described resistance 11R, 10R, 9R, 8R, 7R, 6R, 5R and triode 11,10,9,8,7,6, the described laser diode LD 11 of 5 controls, LD10, LD9, LD8, LD7, LD6, LD5 according to the beat sequential.
The 1st pin of described single-chip microcomputer 1, the 2nd pin, the 3rd pin, the 4th pin, the 9th pin respectively with keyswitch 1K, 2K, 3K, 4K, the end pin of 5K connects, described keyswitch 1K, 2K, 3K, 4K, the other end pin of 5K is connected with the negative pole 4B of described power interface 4 jointly, the 5th pin of described single-chip microcomputer 1 is connected with the negative pole 4B of described power interface 4, the 6th pin of described single-chip microcomputer 1, the 7th pin is connected with crystal oscillator 1A, the 8th pin of described single-chip microcomputer 1 is connected with the data pin of infrared receiving terminal 3, the positive electrode pin of this infrared receiving terminal 3 is connected with the anodal 4A of described power interface 4, and the negative electrode pin of this infrared receiving terminal 3 is connected with the negative pole 4B of described power interface 4; The 15th pin of described single-chip microcomputer 1 is connected with the anodal 4A of described power interface 4, and the 17th pin of described single-chip microcomputer 1, the 18th pin, the 19th pin are connected with pin BUSY, pin DATA, the pin RST of described speech chip 2 respectively.
The pin VDD of described speech chip 2 is connected with the anodal 4A of described power interface 4, the pin VSS of described speech chip 2 is connected with the negative pole 4B of described power interface 4, the pin VREG of described speech chip 2 is connected with the end pin of capacitor 2A, the other end pin of this capacitor 2A is connected with the negative pole 4B of described power interface 4, and the pin PWM1 of described speech chip 2, pin PWM2 are connected with described loudspeaker 2B.
Preferably, the model of described speech chip 2 is SC8035, and this speech chip 2 is chips of segmentation voice Serial Control, and this speech chip 2 sends metronome, operation indicating sound, chimes of doom by the described loudspeaker 2B of described single-chip microcomputer 1 control; Described power interface 4 is for connecting the interface of direct current 5V power supply, and this power interface 4 is used for connecting D.C. regulated power supply (not shown) or the battery (not shown) of 5V.
Preferably, the end pin of described keyswitch 1K, 2K, 3K, 4K, 5K is connected with the 1st pin, the 2nd pin, the 3rd pin, the 4th pin, the 9th pin of described single-chip microcomputer 1 respectively, the other end pin of described keyswitch 1K, 2K, 3K, 4K, 5K is connected with the negative pole 4B of described power interface 4 jointly, and described keyswitch 1K, 2K, 3K, 4K, 5K are used for operating described metronome.
Preferably, described single-chip microcomputer 1 has also connected 1 infrared receiving terminal 3, the data pin of this infrared receiving terminal 3 is connected with the 8th pin of described single-chip microcomputer 1, the positive electrode pin of this infrared receiving terminal 3 is connected with the anodal 4A of described power interface 4, the negative electrode pin of this infrared receiving terminal 3 is connected with the negative pole 4B of described power interface 4, this infrared receiving terminal 3 is used for receiving the service data of Infrared remote controller (not shown) emission, for the communication quality that improves this infrared receiving terminal 3 also is provided with infrared ray by hole 3A.
Preferably, described loudspeaker 2B is that diameter 40mm, power are that 1W, impedance are the ultrathin loudspeaker of 8 Ω, and this loudspeaker 2B is connected with pin PWM1, the pin PWM2 of described speech chip 2.
Preferably, the model of described single-chip microcomputer 1 is W79E824A.
Preferably, the model of described single-chip microcomputer 1 is W79E825A.
Preferably, the power of described laser diode LD 5, LD6, LD7, LD8, LD9, LD10, LD11 is 50mw; Described transistor 5,6,7,8,9,10,11 model are 8550, and described transistor 5,6,7,8,9,10,11 is used for driving described laser diode LD 5, LD6, LD7, LD8, LD9, LD10, LD11.
Preferably, the power of described laser diode LD 5, LD6, LD7, LD8, LD9, LD10, LD11 is 80mw; Described transistor 5,6,7,8,9,10,11 model are BD682.
Preferably, the power of described laser diode LD 5, LD6, LD7, LD8, LD9, LD10, LD11 is 100mw.
Described embodiment advantage and beneficial effect are, the present invention is by the laser diode of 7 100mw, be under the control of W79E825A single-chip microcomputer in model, can be with the metronomic fork beat action of the visible light beam analog simulator tool of laser, this fork beat action can also require directly or remote control editor, modification, selection according to the beat sequential; Make the people who gets used to the action of mechanical metronome fork beat, can feel harmony when using described metronome, and the metronomic fork beat action of laser analog emulation machinery yardstick is large, dazzling.That is to say, the large and dazzling laser analog emulation fork of beat action yardstick has effectively promoted visual effect, has strengthened the beat sense, can active atmosphere, enlarged the range of application of electronic metronome.
The just embodiment of this invention described above; various not illustrating limited the essence of an invention Composition of contents; the person of an ordinary skill in the technical field after having read instructions can to before described embodiment make an amendment or be out of shape, all should be considered as belonging to protection scope of the present invention.
Claims (10)
1. electronic metronome, comprise, single-chip microcomputer, speech chip, loudspeaker, power interface, keyswitch, transistor, resistance, described single-chip microcomputer is connected with described power interface, described speech chip, described keyswitch, described resistance respectively, described speech chip also is connected with described loudspeaker, it is characterized in that: also comprise at least 3 laser diodes, described laser diode is used for the metronomic fork beat action of analog simulation machinery, described laser diode by described transistor be connected resistance and be connected with described single-chip microcomputer.
2. a kind of electronic metronome according to claim 1, it is characterized in that: described speech chip is the segmentation speech chip of SC8035 Serial Control, and this speech chip sends metronome, operation indicating sound, chimes of doom by the described loudspeaker of described Single-chip Controlling; Described power interface is for connecting the interface of direct current 5V power supply, and this power interface is used for connecting D.C. regulated power supply or the battery of 5V.
3. a kind of electronic metronome according to claim 2, it is characterized in that: described keyswitch is 5, one end of described keyswitch is connected with described single-chip microcomputer, and the other end of described keyswitch is connected with the negative pole of described power interface, and described keyswitch is used for operating described metronome.
4. a kind of electronic metronome according to claim 3, it is characterized in that: described single-chip microcomputer has also connected 1 infrared receiving terminal, and this infrared receiving terminal is used for receiving the service data of Infrared remote controller emission.
5. a kind of electronic metronome according to claim 4, it is characterized in that: described loudspeaker is that diameter 40mm, power are that 1W, impedance are the ultrathin loudspeaker of 8 Ω, and this loudspeaker is connected with described speech chip.
6. a kind of electronic metronome according to claim 5, it is characterized in that: the model of described single-chip microcomputer is W79E824A.
7. a kind of electronic metronome according to claim 5, it is characterized in that: the model of described single-chip microcomputer is W79E825A.
8. the described a kind of electronic metronome of arbitrary claim in 7 according to claim 1, it is characterized in that: described laser diode is 7, the power of described laser diode is 10mw to 100mw; Described transistor is 7, and the model of described transistor is BD682 or 8550, and described transistor is used for driving described laser diode.
9. a kind of electronic metronome according to claim 8, it is characterized in that: the power of described laser diode is 50mw to 100mw; The model of described transistor is BD682.
10. a kind of electronic metronome according to claim 9, it is characterized in that: the power of described laser diode is 100mw.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012103740600A CN102930859A (en) | 2012-10-06 | 2012-10-06 | Electronic metronome |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012103740600A CN102930859A (en) | 2012-10-06 | 2012-10-06 | Electronic metronome |
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| CN102930859A true CN102930859A (en) | 2013-02-13 |
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| CN2012103740600A Pending CN102930859A (en) | 2012-10-06 | 2012-10-06 | Electronic metronome |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2299333Y (en) * | 1997-06-21 | 1998-12-02 | 曾平蔚 | Multifunctional metronome |
| JP3121739B2 (en) * | 1994-11-24 | 2001-01-09 | ローランド株式会社 | Metronome simulator |
| US7385128B2 (en) * | 2004-12-06 | 2008-06-10 | Tailgaitor, Inc. | Metronome with projected beat image |
| CN201788369U (en) * | 2010-08-02 | 2011-04-06 | 杜瑜云 | Electronic metronome device |
| CN202771792U (en) * | 2012-10-06 | 2013-03-06 | 管存忠 | Electronic metronome |
-
2012
- 2012-10-06 CN CN2012103740600A patent/CN102930859A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3121739B2 (en) * | 1994-11-24 | 2001-01-09 | ローランド株式会社 | Metronome simulator |
| CN2299333Y (en) * | 1997-06-21 | 1998-12-02 | 曾平蔚 | Multifunctional metronome |
| US7385128B2 (en) * | 2004-12-06 | 2008-06-10 | Tailgaitor, Inc. | Metronome with projected beat image |
| CN201788369U (en) * | 2010-08-02 | 2011-04-06 | 杜瑜云 | Electronic metronome device |
| CN202771792U (en) * | 2012-10-06 | 2013-03-06 | 管存忠 | Electronic metronome |
Non-Patent Citations (1)
| Title |
|---|
| 李桂平 等: "基于AT89C51的节拍器设计", 《国外电子测量技术》 * |
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Application publication date: 20130213 |