CN203747981U - Bluetooth sound box capable of voice broadcast - Google Patents
Bluetooth sound box capable of voice broadcast Download PDFInfo
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- CN203747981U CN203747981U CN201420050781.0U CN201420050781U CN203747981U CN 203747981 U CN203747981 U CN 203747981U CN 201420050781 U CN201420050781 U CN 201420050781U CN 203747981 U CN203747981 U CN 203747981U
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- 239000003990 capacitor Substances 0.000 claims description 45
- 239000011324 bead Substances 0.000 claims description 18
- 239000004065 semiconductor Substances 0.000 claims description 12
- 238000010586 diagram Methods 0.000 description 15
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
Abstract
The utility model belongs to the technical field of Bluetooth sound boxes, and especially relates to a Bluetooth sound box capable of voice broadcast. The Bluetooth sound box comprises a processor with both Bluetooth and voice broadcast functions, wherein the processor includes an MT6260 chip, and is connected with a Bluetooth antenna circuit module, an audio circuit module, a T-card circuit module, a USB circuit module and a button circuit module. According to the utility model, the processor has the voice broadcast function, so that a function which is used by the Bluetooth sound box at present and the state of the Bluetooth sound box can be broadcast in real time, and convenience is provided for operation.
Description
Technical field
The utility model belongs to Baffle Box of Bluetooth technical field, relates in particular to a kind of Baffle Box of Bluetooth with voice broadcast function.
Background technology
Along with the development of the communication technology, Bluetooth technology has been penetrated into the every aspect of people's life, and bluetooth cellular phone, bluetooth computer, bluetooth earphone, Baffle Box of Bluetooth are seen everywhere.Bluetooth technology has been because saved the trouble that traditional wire transmission mode brings, for example must have wire, distance limited, can not move freely etc., thereby on market standby being popular.
Baffle Box of Bluetooth is as a product that liked by consumer, on market in occupation of larger sales quota.But Baffle Box of Bluetooth in the market, does not have voice broadcast function, can not real-time broadcasting Baffle Box of Bluetooth currently used function and the state of Baffle Box of Bluetooth, be not easy to user's operation.
Utility model content
Given this, the utility model provides a kind of Baffle Box of Bluetooth with voice broadcast function.
Technical solutions of the utility model:
A kind of Baffle Box of Bluetooth with voice broadcast function, the processor that has comprised Bluetooth function and voice broadcast function integrated, described processor is MT6260 chip, described processor connects Bluetooth antenna circuit module, described processor connects audio circuit module, described processor connects T card circuit module, and described processor connects USB circuit module, and described processor connects key circuit module.
Further, described Bluetooth antenna circuit module comprises resistance R 102, inductance L 102, capacitor C 102 and antenna ANT102, one end of the BT_LNA pin contact resistance R102 of described MT6260 chip, the other end of resistance R 102 is connected with one end of inductance L 102, one end of capacitor C 102, the other end ground connection of inductance L 102, the other end of capacitor C 102 connects antenna ANT102.
Further, described audio circuit module comprises magnetic bead L501, magnetic bead L502, capacitor C 502, TVS manages T501, TVS pipe T502 and loud speaker, the HSP pin of described MT6260 chip connects one end of magnetic bead L501, one end of the other end of magnetic bead L501 and capacitor C 502, one end of TVS pipe T502, one end of loud speaker connects, the HSN pin of described MT6260 chip connects one end of magnetic bead L502, the other end of the other end of magnetic bead L502 and capacitor C 502, one end of TVS pipe T501, the other end of loud speaker connects, the other end ground connection of TVS pipe T502, the other end ground connection of TVS pipe T501.
Further, described T card circuit module comprises T card line bank J402 and the capacitor C 402 of 15 terminals, the MCDA0 pin of described MT6260 chip connects the 7th end of described T card line bank J402, the MCDA1 pin of described MT6260 chip connects the 8th end of described T card line bank J402, the MCDA2 pin of described MT6260 chip connects the first end of described T card line bank J402, the MCDA3 pin of described MT6260 chip connects the second end of described T card line bank J402, the MCCM0 pin of described MT6260 chip connects the 3rd end of described T card line bank J402, the MCCLK pin of described MT6260 chip connects the five terminal of described T card line bank J402, the 4th end and the VMC voltage end of described T card line bank J402, one end of capacitor C 402 connects, the other end ground connection of capacitor C 402, the 6th end ground connection of described T card line bank J402, the MCINS pin of described MT6260 chip connects the 13 end of described T card line bank J402, the 9th end of described T card line bank J402, the tenth end, the tenth one end and the equal ground connection of the 12 end, the 14 end and the tenth five terminal of described T card line bank J402 are unsettled.
Further, described USB circuit module comprises the line bank J301 of 11 terminals, TVS manages T403, TVS manages T410, TVS manages T411, TVS pipe T412 and resistance R 401, the first end of described line bank J301 and VCHG voltage end, one end of TVS pipe T403 connects, the other end ground connection of described TVS pipe T403, the second end of described line bank J301 and the USB11_DM pin of described MT6260 chip, one end of TVS pipe T412 connects, the other end ground connection of described TVS pipe T412, the 3rd end of described line bank J301 and the USB11_DP pin of described MT6260 chip, one end of TVS pipe T411 connects, the other end grounding connection of described TVS pipe T411, the 4th end of described line bank J301 and one end of described resistance R 401, one end of TVS pipe T410 connects, the other end of described resistance R 401 is connected with VBAT voltage end, the other end ground connection of described TVS pipe T410, five terminal to the ten one end ground connection of described line bank J301.
Further, described key circuit module comprises function button circuit module and power button circuit module.
Further, described function button circuit module comprises the line bank J301 of five terminals, resistance R 601, resistance R 602, resistance R 603, resistance R 604, resistance R 606, resistance R 607, volume increases key V+KEY, volume reduces key V-KEY and function execute key OK-KEY, one end of the KROW1 pin contact resistance R604 of described MT6260 chip, the 4th end of the other end of resistance R 604 and line bank J301, one end that volume reduces key V-KEY connects, and volume reduces the other end of key V-KEY and one end that volume increases key V+KEY, one end of function execute key OK-KEY, one end of resistance R 602, the first end of line bank J301 connects, and the other end of resistance R 602 is connected with the KCOL0 pin of described MT6260 chip, and volume increases the other end of key V+KEY and one end of resistance R 603, the five terminal of line bank J301 connects, and the other end of resistance R 603 is connected with the KROW2 pin of described MT6260 chip, the other end of function execute key OK-KEY and one end of resistance R 607, the six end connecting of line bank J301, the other end of resistance R 607 is connected with the KROW3 pin of described MT6260 chip, the KCOL1 pin of described MT6260 chip is connected with one end of resistance R 601, the other end of resistance R 601 is connected with the second end of line bank J301, the KROW0 pin of described MT6260 chip is connected with one end of resistance R 606, and the other end of resistance R 606 is connected with the 3rd end of line bank J301.
Further, described power button circuit module comprises power button POW-KEY, resistance R 420, resistance R 421, resistance R 325, resistance R 605, resistance R 423, TVS manages T633, diode D401, metal-oxide-semiconductor Q403, triode Q404, capacitor C 423, capacitor C 330, one end of the PWRKEY pin contact resistance R605 of described MT6260 chip, one end of the other end of resistance R 605 and power button POW-KEY, the negative pole of diode D401, one end of TVS pipe T633 connects, the other end ground connection of power button POW-KEY, and the other end ground connection of TVS pipe T633, the positive pole of diode D401 is connected with the source electrode of metal-oxide-semiconductor Q403, the collector electrode of the grid of metal-oxide-semiconductor Q403 and triode Q404, one end of resistance R 420, one end of resistance R 421 connects, the other end ground connection of resistance R 420, and the other end of resistance R 421 is connected with VCHG voltage end, one end of the base stage of triode Q404 and resistance R 423, one end of capacitor C 423 connects, and the other end of resistance R 423 is connected with VCHG voltage end, the other end ground connection of capacitor C 423, the grounded emitter of triode Q404, one end of the drain electrode of metal-oxide-semiconductor Q403 and resistance R 325, one end of capacitor C 330, the RESETB pin of described MT6260 chip connects, and the other end of resistance R 325 is connected with VIO28 voltage end, the other end ground connection of capacitor C 330.
The utility model beneficial effect:
The utility model has comprised Bluetooth function integrated and the processor of voice broadcast function, described processor is MT6260 chip, described processor connects Bluetooth antenna circuit module, described processor connects audio circuit module, described processor connects T card circuit module, described processor connects USB circuit module, and described processor connects key circuit module; Processor of the present utility model is integrated voice broadcast function, can real-time broadcasting Baffle Box of Bluetooth currently used function and the state of Baffle Box of Bluetooth, be convenient to user's operation.
Brief description of the drawings
Fig. 1 is theory diagram of the present utility model.
Fig. 2 is MT6260 chip pin schematic diagram in the utility model.
Fig. 3 is the circuit diagram that in the utility model, Bluetooth antenna circuit module is connected with MT6260 chip.
Fig. 4 is the circuit diagram that the utility model sound intermediate frequency circuit module is connected with MT6260 chip.
Fig. 5 is the circuit diagram that in the utility model, T card circuit module is connected with MT6260 chip.
Fig. 6 is the circuit diagram that in the utility model, USB circuit module is connected with MT6260 chip.
Fig. 7 is the circuit diagram that in the utility model, function button circuit module is connected with MT6260 chip.
Fig. 8 is the circuit diagram that in the utility model, power button circuit module is connected with MT6260 chip.
Embodiment
In order to illustrate in greater detail the technical solution of the utility model, below in conjunction with accompanying drawing, the utility model is described in more detail.
Referring to Fig. 1, a kind of Baffle Box of Bluetooth with voice broadcast function, the processor that has comprised Bluetooth function and voice broadcast function integrated, described processor is MT6260 chip, described processor connects Bluetooth antenna circuit module, and described processor connects audio circuit module, and described processor connects T card circuit module, described processor connects USB circuit module, and described processor connects key circuit module.
Processor of the present utility model is integrated voice broadcast function, can real-time broadcasting Baffle Box of Bluetooth currently used function and the state of Baffle Box of Bluetooth, be convenient to user's operation; For example,, after Baffle Box of Bluetooth and Bluetooth of mobile phone pairing, in the time that mobile phone has incoming call, this cell phone incoming call is linked into Baffle Box of Bluetooth, and now Baffle Box of Bluetooth has detected that mobile phone is access in, and Baffle Box of Bluetooth starts voice broadcast function, report for example voice of " 13909318888 incoming calls, please answer "; Again for example, the electric weight that Baffle Box of Bluetooth detected when Baffle Box of Bluetooth is during lower than a certain default threshold value, and Baffle Box of Bluetooth starts voice broadcast function, reports for example voice of " electric weight is lower, please charge "; By above-mentioned voice broadcast, facilitate user to understand in time the state of the currently used function of Baffle Box of Bluetooth and Baffle Box of Bluetooth, be convenient to user and carry out next step operation.
Referring to Fig. 2, Fig. 2 is MT6260 chip pin schematic diagram in the utility model.The MT6260 chip pin that the utility model is used has: the BT_LNA pin that connects Bluetooth antenna circuit module, connect HSP pin and the HSN pin of audio circuit module, connect the MCDA0 pin of T card circuit module, MCDA1 pin, MCDA2 pin, MCDA3 pin, MCCM0 pin, MCCLK pin and MCINS pin, connect USB11_DM pin and the USB11_DP pin of USB circuit module, the KROW1 pin of linkage function key circuit module, KCOL0 pin, KROW2 pin, KROW3 pin, KCOL1 pin and KROW0 pin, connect PWRKEY pin and the RESETB pin of power button circuit module.
Referring to Fig. 3, Fig. 3 is the circuit diagram that Bluetooth antenna circuit module is connected with MT6260 chip.Described Bluetooth antenna circuit module comprises resistance R 102, inductance L 102, capacitor C 102 and antenna ANT102, one end of the BT_LNA pin contact resistance R102 of described MT6260 chip, the other end of resistance R 102 is connected with one end of inductance L 102, one end of capacitor C 102, the other end ground connection of inductance L 102, the other end of capacitor C 102 connects antenna ANT102.
The external Bluetooth antenna of the utility model, Bluetooth antenna is for being connected with the pairing of other bluetooth equipments, and with transmitting and receiving data, as after Baffle Box of Bluetooth of the present utility model and Bluetooth of mobile phone match, in the time that mobile phone has incoming call, this cell phone incoming call can be linked into Baffle Box of Bluetooth.
Referring to Fig. 4, Fig. 4 is the circuit diagram that audio circuit module is connected with MT6260 chip.Described audio circuit module comprises magnetic bead L501, magnetic bead L502, capacitor C 502, TVS manages T501, TVS pipe T502 and loud speaker, the HSP pin of described MT6260 chip connects one end of magnetic bead L501, one end of the other end of magnetic bead L501 and capacitor C 502, one end of TVS pipe T502, one end of loud speaker connects, the HSN pin of described MT6260 chip connects one end of magnetic bead L502, the other end of the other end of magnetic bead L502 and capacitor C 502, one end of TVS pipe T501, the other end of loud speaker connects, the other end ground connection of TVS pipe T502, the other end ground connection of TVS pipe T501.
The utility model external audio frequency circuit, voicefrequency circuit is for audio plays.
Referring to Fig. 5, Fig. 5 is the circuit diagram that T card circuit module is connected with MT6260 chip.Described T card circuit module comprises T card line bank J402 and the capacitor C 402 of 15 terminals, the MCDA0 pin of described MT6260 chip connects the 7th end of described T card line bank J402, the MCDA1 pin of described MT6260 chip connects the 8th end of described T card line bank J402, the MCDA2 pin of described MT6260 chip connects the first end of described T card line bank J402, the MCDA3 pin of described MT6260 chip connects the second end of described T card line bank J402, the MCCM0 pin of described MT6260 chip connects the 3rd end of described T card line bank J402, the MCCLK pin of described MT6260 chip connects the five terminal of described T card line bank J402, the 4th end and the VMC voltage end of described T card line bank J402, one end of capacitor C 402 connects, the other end ground connection of capacitor C 402, the 6th end ground connection of described T card line bank J402, the MCINS pin of described MT6260 chip connects the 13 end of described T card line bank J402, the 9th end of described T card line bank J402, the tenth end, the tenth one end and the equal ground connection of the 12 end, the 14 end and the tenth five terminal of described T card line bank J402 are unsettled.
The external T card of the utility model circuit module, the data that T card circuit module is used for reading the storage of T card are to processor.
Referring to Fig. 6, Fig. 6 is the circuit diagram that USB circuit module is connected with MT6260 chip.Described USB circuit module comprises the line bank J301 of 11 terminals, TVS manages T403, TVS manages T410, TVS manages T411, TVS pipe T412 and resistance R 401, the first end of described line bank J301 and VCHG voltage end, one end of TVS pipe T403 connects, the other end ground connection of described TVS pipe T403, the second end of described line bank J301 and the USB11_DM pin of described MT6260 chip, one end of TVS pipe T412 connects, the other end ground connection of described TVS pipe T412, the 3rd end of described line bank J301 and the USB11_DP pin of described MT6260 chip, one end of TVS pipe T411 connects, the other end grounding connection of described TVS pipe T411, the 4th end of described line bank J301 and one end of described resistance R 401, one end of TVS pipe T410 connects, the other end of described resistance R 401 is connected with VBAT voltage end, the other end ground connection of described TVS pipe T410, five terminal to the ten one end ground connection of described line bank J301.
The utility model circumscribed USB circuit module, USB circuit module arrives processor for the data that read USB device.
Further, described key circuit module comprises function button circuit module and power button circuit module.
Referring to Fig. 7, Fig. 7 is the circuit diagram that function button circuit module is connected with MT6260 chip.Described function button circuit module comprises the line bank J301 of five terminals, resistance R 601, resistance R 602, resistance R 603, resistance R 604, resistance R 606, resistance R 607, volume increases key V+KEY, volume reduces key V-KEY and function execute key OK-KEY, one end of the KROW1 pin contact resistance R604 of described MT6260 chip, the 4th end of the other end of resistance R 604 and line bank J301, one end that volume reduces key V-KEY connects, and volume reduces the other end of key V-KEY and one end that volume increases key V+KEY, one end of function execute key OK-KEY, one end of resistance R 602, the first end of line bank J301 connects, and the other end of resistance R 602 is connected with the KCOL0 pin of described MT6260 chip, and volume increases the other end of key V+KEY and one end of resistance R 603, the five terminal of line bank J301 connects, and the other end of resistance R 603 is connected with the KROW2 pin of described MT6260 chip, the other end of function execute key OK-KEY and one end of resistance R 607, the six end connecting of line bank J301, the other end of resistance R 607 is connected with the KROW3 pin of described MT6260 chip, the KCOL1 pin of described MT6260 chip is connected with one end of resistance R 601, the other end of resistance R 601 is connected with the second end of line bank J301, the KROW0 pin of described MT6260 chip is connected with one end of resistance R 606, and the other end of resistance R 606 is connected with the 3rd end of line bank J301.
Referring to Fig. 8, Fig. 8 is the circuit diagram that power button circuit module is connected with MT6260 chip.Described power button circuit module comprises power button POW-KEY, resistance R 420, resistance R 421, resistance R 325, resistance R 605, resistance R 423, TVS manages T633, diode D401, metal-oxide-semiconductor Q403, triode Q404, capacitor C 423, capacitor C 330, one end of the PWRKEY pin contact resistance R605 of described MT6260 chip, one end of the other end of resistance R 605 and power button POW-KEY, the negative pole of diode D401, one end of TVS pipe T633 connects, the other end ground connection of power button POW-KEY, and the other end ground connection of TVS pipe T633, the positive pole of diode D401 is connected with the source electrode of metal-oxide-semiconductor Q403, the collector electrode of the grid of metal-oxide-semiconductor Q403 and triode Q404, one end of resistance R 420, one end of resistance R 421 connects, the other end ground connection of resistance R 420, and the other end of resistance R 421 is connected with VCHG voltage end, one end of the base stage of triode Q404 and resistance R 423, one end of capacitor C 423 connects, and the other end of resistance R 423 is connected with VCHG voltage end, the other end ground connection of capacitor C 423, the grounded emitter of triode Q404, one end of the drain electrode of metal-oxide-semiconductor Q403 and resistance R 325, one end of capacitor C 330, the RESETB pin of described MT6260 chip connects, and the other end of resistance R 325 is connected with VIO28 voltage end, the other end ground connection of capacitor C 330.
The external key circuit module of the utility model, key circuit module can be controlled switch, the volume etc. of Baffle Box of Bluetooth.
To sum up, processor of the present utility model is integrated voice broadcast function, can real-time broadcasting Baffle Box of Bluetooth currently used function and the state of Baffle Box of Bluetooth, be convenient to user's operation.
Below described in conjunction with specific embodiments know-why of the present utility model, these are described is in order to explain principle of the present utility model, and can not be interpreted as by any way the restriction to the utility model protection range.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other embodiment of the present utility model, within these modes all will fall into protection range of the present utility model.
Claims (8)
1. the Baffle Box of Bluetooth with voice broadcast function, it is characterized in that, the processor that has comprised Bluetooth function and voice broadcast function integrated, described processor is MT6260 chip, described processor connects Bluetooth antenna circuit module, and described processor connects audio circuit module, and described processor connects T card circuit module, described processor connects USB circuit module, and described processor connects key circuit module.
2. a kind of Baffle Box of Bluetooth with voice broadcast function according to claim 1, it is characterized in that, described Bluetooth antenna circuit module comprises resistance R 102, inductance L 102, capacitor C 102 and antenna ANT102, one end of the BT_LNA pin contact resistance R102 of described MT6260 chip, the other end of resistance R 102 is connected with one end of inductance L 102, one end of capacitor C 102, the other end ground connection of inductance L 102, the other end of capacitor C 102 connects antenna ANT102.
3. a kind of Baffle Box of Bluetooth with voice broadcast function according to claim 2, it is characterized in that, described audio circuit module comprises magnetic bead L501, magnetic bead L502, capacitor C 502, TVS manages T501, TVS pipe T502 and loud speaker, the HSP pin of described MT6260 chip connects one end of magnetic bead L501, one end of the other end of magnetic bead L501 and capacitor C 502, one end of TVS pipe T502, one end of loud speaker connects, the HSN pin of described MT6260 chip connects one end of magnetic bead L502, the other end of the other end of magnetic bead L502 and capacitor C 502, one end of TVS pipe T501, the other end of loud speaker connects, the other end ground connection of TVS pipe T502, the other end ground connection of TVS pipe T501.
4. a kind of Baffle Box of Bluetooth with voice broadcast function according to claim 3, it is characterized in that, described T card circuit module comprises T card line bank J402 and the capacitor C 402 of 15 terminals, the MCDA0 pin of described MT6260 chip connects the 7th end of described T card line bank J402, the MCDA1 pin of described MT6260 chip connects the 8th end of described T card line bank J402, the MCDA2 pin of described MT6260 chip connects the first end of described T card line bank J402, the MCDA3 pin of described MT6260 chip connects the second end of described T card line bank J402, the MCCM0 pin of described MT6260 chip connects the 3rd end of described T card line bank J402, the MCCLK pin of described MT6260 chip connects the five terminal of described T card line bank J402, the 4th end and the VMC voltage end of described T card line bank J402, one end of capacitor C 402 connects, the other end ground connection of capacitor C 402, the 6th end ground connection of described T card line bank J402, the MCINS pin of described MT6260 chip connects the 13 end of described T card line bank J402, the 9th end of described T card line bank J402, the tenth end, the tenth one end and the equal ground connection of the 12 end, the 14 end and the tenth five terminal of described T card line bank J402 are unsettled.
5. a kind of Baffle Box of Bluetooth with voice broadcast function according to claim 4, it is characterized in that, described USB circuit module comprises the line bank J301 of 11 terminals, TVS manages T403, TVS manages T410, TVS manages T411, TVS pipe T412 and resistance R 401, the first end of described line bank J301 and VCHG voltage end, one end of TVS pipe T403 connects, the other end ground connection of described TVS pipe T403, the second end of described line bank J301 and the USB11_DM pin of described MT6260 chip, one end of TVS pipe T412 connects, the other end ground connection of described TVS pipe T412, the 3rd end of described line bank J301 and the USB11_DP pin of described MT6260 chip, one end of TVS pipe T411 connects, the other end grounding connection of described TVS pipe T411, the 4th end of described line bank J301 and one end of described resistance R 401, one end of TVS pipe T410 connects, the other end of described resistance R 401 is connected with VBAT voltage end, the other end ground connection of described TVS pipe T410, five terminal to the ten one end ground connection of described line bank J301.
6. a kind of Baffle Box of Bluetooth with voice broadcast function according to claim 5, is characterized in that, described key circuit module comprises function button circuit module and power button circuit module.
7. a kind of Baffle Box of Bluetooth with voice broadcast function according to claim 6, it is characterized in that, described function button circuit module comprises the line bank J301 of five terminals, resistance R 601, resistance R 602, resistance R 603, resistance R 604, resistance R 606, resistance R 607, volume increases key V+KEY, volume reduces key V-KEY and function execute key OK-KEY, one end of the KROW1 pin contact resistance R604 of described MT6260 chip, the 4th end of the other end of resistance R 604 and line bank J301, one end that volume reduces key V-KEY connects, volume reduces the other end of key V-KEY and one end that volume increases key V+KEY, one end of function execute key OK-KEY, one end of resistance R 602, the first end of line bank J301 connects, the other end of resistance R 602 is connected with the KCOL0 pin of described MT6260 chip, volume increases the other end of key V+KEY and one end of resistance R 603, the five terminal of line bank J301 connects, the other end of resistance R 603 is connected with the KROW2 pin of described MT6260 chip, the other end of function execute key OK-KEY and one end of resistance R 607, the six end connecting of line bank J301, the other end of resistance R 607 is connected with the KROW3 pin of described MT6260 chip, the KCOL1 pin of described MT6260 chip is connected with one end of resistance R 601, the other end of resistance R 601 is connected with the second end of line bank J301, the KROW0 pin of described MT6260 chip is connected with one end of resistance R 606, the other end of resistance R 606 is connected with the 3rd end of line bank J301.
8. a kind of Baffle Box of Bluetooth with voice broadcast function according to claim 6, is characterized in that, described power button circuit module comprises power button POW-KEY, resistance R 420, resistance R 421, resistance R 325, resistance R 605, resistance R 423, TVS manages T633, diode D401, metal-oxide-semiconductor Q403, triode Q404, capacitor C 423, capacitor C 330, one end of the PWRKEY pin contact resistance R605 of described MT6260 chip, one end of the other end of resistance R 605 and power button POW-KEY, the negative pole of diode D401, one end of TVS pipe T633 connects, the other end ground connection of power button POW-KEY, and the other end ground connection of TVS pipe T633, the positive pole of diode D401 is connected with the source electrode of metal-oxide-semiconductor Q403, the collector electrode of the grid of metal-oxide-semiconductor Q403 and triode Q404, one end of resistance R 420, one end of resistance R 421 connects, the other end ground connection of resistance R 420, and the other end of resistance R 421 is connected with VCHG voltage end, one end of the base stage of triode Q404 and resistance R 423, one end of capacitor C 423 connects, and the other end of resistance R 423 is connected with VCHG voltage end, the other end ground connection of capacitor C 423, the grounded emitter of triode Q404, one end of the drain electrode of metal-oxide-semiconductor Q403 and resistance R 325, one end of capacitor C 330, the RESETB pin of described MT6260 chip connects, and the other end of resistance R 325 is connected with VIO28 voltage end, the other end ground connection of capacitor C 330.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420050781.0U CN203747981U (en) | 2014-01-26 | 2014-01-26 | Bluetooth sound box capable of voice broadcast |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420050781.0U CN203747981U (en) | 2014-01-26 | 2014-01-26 | Bluetooth sound box capable of voice broadcast |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203747981U true CN203747981U (en) | 2014-07-30 |
Family
ID=51347728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420050781.0U Expired - Lifetime CN203747981U (en) | 2014-01-26 | 2014-01-26 | Bluetooth sound box capable of voice broadcast |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203747981U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105848044A (en) * | 2016-06-03 | 2016-08-10 | 常州市科宏电子电器有限公司 | Bicycle Bluetooth sound box |
| CN112242794A (en) * | 2020-09-30 | 2021-01-19 | 重庆辉腾能源股份有限公司 | Intelligent portable power supply capable of realizing multifunctional control |
-
2014
- 2014-01-26 CN CN201420050781.0U patent/CN203747981U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105848044A (en) * | 2016-06-03 | 2016-08-10 | 常州市科宏电子电器有限公司 | Bicycle Bluetooth sound box |
| CN112242794A (en) * | 2020-09-30 | 2021-01-19 | 重庆辉腾能源股份有限公司 | Intelligent portable power supply capable of realizing multifunctional control |
| CN112242794B (en) * | 2020-09-30 | 2022-03-11 | 重庆辉腾能源股份有限公司 | Intelligent portable power supply capable of realizing multifunctional control |
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