CN206726010U - A kind of Bluetooth function test equipment - Google Patents
A kind of Bluetooth function test equipment Download PDFInfo
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- CN206726010U CN206726010U CN201720511528.4U CN201720511528U CN206726010U CN 206726010 U CN206726010 U CN 206726010U CN 201720511528 U CN201720511528 U CN 201720511528U CN 206726010 U CN206726010 U CN 206726010U
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- bluetooth
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- waveform generators
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Abstract
A kind of Bluetooth function test equipment is the utility model is related to, it includes communication control module, bluetooth module, power supply module and signal generating module；Communication control module includes MCU and communication interface, and MCU is connected by communication interface with external computer；Bluetooth module includes dual-mode antenna and Bluetooth chip, and dual-mode antenna is connected with Bluetooth chip, and blue tooth productses to be measured are communicated by dual-mode antenna with Bluetooth chip；Power supply module provides operating voltage for MCU and Bluetooth chip；MCU is connected with Bluetooth chip and signal generating module, and signal generating module is connected with Bluetooth chip.The utility model can not only carry out Bluetooth protocol test, additionally it is possible to product bluetooth signal intensity be tested, testing efficiency is higher, test is simpler.
Description
Technical field
The utility model belongs to test equipment technical field, and in particular to a kind of Bluetooth function test equipment.
Background technology
A kind of communication technology of the Bluetooth technology as short distance, low-power consumption, had been widely used in miniaturization in recent years
Intelligent terminal on.One of Primary communication module as miniaturized intelligent terminal device, the test of bluetooth module is very
It is important.
At present, it is usually to utilize the Bluetooth function pair on mobile phone in product line when testing blue tooth productses
Blue tooth productses are attached, and the test of the function such as Bluetooth music or hands-free phone is completed after pairing.Test needs personnel to grasp manually
Make and judge, testing time length, efficiency is low, while also as can not be to the signal emissive porwer of bluetooth, audio using mobile phone
Tonequality is accurately measured, and easily causes the outflow of bad products.Test growing demand in face of Bluetooth technology, it is necessary to
Develop that a kind of testing efficiency is higher, the simpler equipment of test.
Utility model content
In order to solve above mentioned problem existing for prior art, the utility model provides a kind of Bluetooth function test equipment.
To achieve the above object, the utility model takes following technical scheme：A kind of Bluetooth function test equipment includes logical
Believe control module, bluetooth module, power supply module and signal generating module；The communication control module includes MCU and communication interface,
The MCU is connected by communication interface with external computer；The bluetooth module includes dual-mode antenna and Bluetooth chip, the transmitting-receiving
Antenna is connected with Bluetooth chip, and blue tooth productses to be measured are communicated by the dual-mode antenna with the Bluetooth chip；The confession
Electric module is that the MCU and Bluetooth chip provide operating voltage；The MCU connects with the Bluetooth chip and signal generating module
Connect, the signal generating module is connected with Bluetooth chip.
Further, the Bluetooth chip uses bluetooth specific chip CSR8670.
Further, be additionally provided with LED drive circuit in the bluetooth module, LED by the LED drive circuit with
The Bluetooth chip connection.
Further, data storage expanded circuit, the data storage expanded circuit are additionally provided with the bluetooth module
It is connected with Bluetooth chip.
Further, the signal generating module includes the first DDS waveform generators, the 2nd DDS waveform generators, outside
Signal input interface and signal gating；The first DDS waveform generators, the 2nd DDS waveform generators and outside letter
Number input interface is connected with the signal gating, and the signal gating is connected with Bluetooth chip；Described
One DDS waveform generators and the 2nd DDS waveform generators are connected with the MCU, the external signal input interface and outside
Audio occurrence of equipment connects.
Further, the first DDS waveform generators and the 2nd DDS waveform generators use model AD9837
DDS signals synthesis chip and TS5A23159 analog switch chip.
Further, audio processing modules, the audio processing modules are additionally provided with the Bluetooth function test equipment
Port is detected including pre-amplification circuit, power amplifier and external audio；The pre-amplification circuit and the Bluetooth chip and
MCU connections, the power amplifier are connected with the pre-amplification circuit and external audio detection port.
Further, the audio processing modules are amplified using model TPA6212A2 and TPA6211A1 audio
Device.
Due to taking above technical scheme, the utility model has advantages below：The utility model by communication control module,
Bluetooth module, power supply module, signal generating module and audio processing modules integrate, and can realize blue tooth productses function
Automatic test, testing efficiency is higher, test is simpler.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of electrical block diagram of the Bluetooth function test equipment provided in the embodiment of the utility model one；
Fig. 2 is a kind of circuit structure signal of the Bluetooth function test equipment provided in another embodiment of the utility model
Figure.
In figure：1- communication control modules；11-MCU；12- communication interfaces；2- bluetooth modules；21- dual-mode antennas；22- bluetooths
Chip；23-LED drive circuits；24- data storage expanded circuits；3- power supply modules；4- signal generating modules；The DDS of 41- the first
Waveform generator；The DDS waveform generators of 42- the 2nd；43- external signal input interfaces；44- signal gatings；5- audios
Processing module；51- pre-amplification circuits；52- power amplifiers；53- external audios detect port.
Embodiment
, below will be to technology of the present utility model to make the purpose of this utility model, technical scheme and advantage clearer
Scheme is described in detail.Obviously, described embodiment is only the utility model part of the embodiment, rather than all
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not before creative work is made
Resulting all other embodiment is put, belongs to the scope that the utility model is protected.
As shown in figure 1, the utility model provides a kind of Bluetooth function test equipment, it includes communication control module 1, indigo plant
Tooth module 2, power supply module 3 and signal generating module 4.Communication control module 1 includes MCU11 and communication interface 12, and MCU11 passes through
Communication interface 12 is connected with external computer.Bluetooth module 2 includes dual-mode antenna 21 and Bluetooth chip 22, dual-mode antenna 21 and bluetooth
Chip 22 is connected, and blue tooth productses to be measured are communicated by dual-mode antenna 21 with Bluetooth chip 22.Power supply module 3 be MCU11 and
Bluetooth chip 22 provides operating voltage.MCU11 is connected with Bluetooth chip 22 and signal generating module 4, signal generating module 4 and indigo plant
Tooth chip 22 connects.
Further, communication interface 12 uses RS232 interface.External computer can be new to this practicality by RS232 interface
Type Bluetooth function test equipment is controlled.
Further, bluetooth module 2 is using bluetooth specific chip CSR8670.
The operation principle of the utility model Bluetooth function test equipment is：MCU11 passes through communication interface 12 and external computer
Connection, blue tooth productses to be measured are communicated by dual-mode antenna 21 with Bluetooth chip 22.MCU11 control signals occur module 4 and produced
Raw audio measurement signal, caused audio measurement signal are transmitted to Bluetooth chip 22.External computer controls bluetooth core by MCU11
Piece 22 carries out the test of bluetooth connection, Bluetooth protocol processing, audio coding decoding and audio correlated performance to blue tooth productses to be measured.
In above-described embodiment, as shown in Fig. 2 being additionally provided with LED drive circuit 23 in bluetooth module 2, LED passes through LED
Drive circuit 23 is connected with Bluetooth chip 22.LED is used for the working condition for indicating Bluetooth chip 22.
In above-described embodiment, as shown in Fig. 2 being additionally provided with data storage expanded circuit 24, data storage in bluetooth module 2
Expanded circuit 24 is connected with Bluetooth chip 22, and it is used to store Wave data and the calculating data that Bluetooth chip 22 collects
Deng.
In above-described embodiment, as shown in Fig. 2 signal generating module 4 includes the first DDS waveform generators 41, the 2nd DDS ripples
Shape generator 42, external signal input interface 43 and signal gating 44.First DDS waveform generators 41, the 2nd DDS ripples
Shape generator 42 and external signal input interface 43 are connected with signal gating 44, signal gating 44 and bluetooth
Chip 22 connects.First DDS waveform generators 41 and the 2nd DDS waveform generators 42 are connected with MCU11.First DDS waveforms
The DDS waveform generators 42 of generator 41 and the 2nd are used to produce different frequency and the sine wave letter of amplitude under MCU11 control
Number.External signal input interface 43 is used to connect external audio occurrence of equipment.
Further, the first DDS waveform generators 41 and the 2nd DDS waveform generators 42 are using model AD9837's
The analog switch chip of DDS signals synthesis chip and TS5A23159.
In above-described embodiment, as shown in Fig. 2 being additionally provided with audio frequency process mould in the utility model Bluetooth function test equipment
Block 5, audio processing modules 5 include pre-amplification circuit 51, power amplifier 52 and external audio detection port 53.Preposition amplification electricity
Road 51 is connected with Bluetooth chip 22 and MCU11, and power amplifier 52 connects with pre-amplification circuit 51 and external audio detection port 53
Connect.Pre-amplification circuit 51 is used to carry out impedance transformation to the difference audio signal that Bluetooth chip 22 exports and one-level is amplified.Work(
Audio signal of the road 52 for being exported to pre-amplification circuit 51 of discharging carries out secondary power amplification.External audio detects port 53
For connecting external audio measuring apparatus, external audio measuring apparatus detects port 53 to the audio after amplification by external audio
Signal is acquired and measured.
Further, audio processing modules 5 use model TPA6212A2 and TPA6211A1 audio-frequency amplifier.
Mould is occurred for communication control module, bluetooth module, power supply module, signal by the utility model Bluetooth function test equipment
Block and audio processing modules integrate, and can realize the automatic test of blue tooth productses function, improve the production of blue tooth productses
Efficiency and product quality.
The utility model Bluetooth function test equipment is to aim to possess a indigo plant that the electronic product of Bluetooth function is developed
Tooth automatic test instrument for function device, it is used for product line testing engineering, and blue tooth productses are carried out relative to using mobile phone terminal
Bluetooth is tested, and its testing time can shorten more than 70%, and can realize unmanned full-automatic testing, can greatly carry
High testing efficiency, reduce personnel cost.
The utility model Bluetooth function test equipment can not only analogue mobile phone it is each to A2DP, HFP and AVRDP of bluetooth etc.
Item agreement is tested, additionally it is possible to is carried out simple test to product bluetooth signal intensity, is removed from using expensive Bluetooth signal point
Analyzer, so as to reduce equipment investment cost.
It is described above, only specific embodiment of the present utility model, but the scope of protection of the utility model is not limited to
In this, any one skilled in the art can readily occur in change in the technical scope that the utility model discloses
Or replace, it should all cover within the scope of protection of the utility model.Therefore, the scope of protection of the utility model should be with the power
The protection domain that profit requires is defined.
Claims (10)
- A kind of 1. Bluetooth function test equipment, it is characterised in that：It include communication control module, bluetooth module, power supply module and Signal generating module；The communication control module includes MCU and communication interface, and the MCU passes through communication interface and external computer Connection；The bluetooth module includes dual-mode antenna and Bluetooth chip, and the dual-mode antenna is connected with Bluetooth chip, bluetooth production to be measured Product are communicated by the dual-mode antenna with the Bluetooth chip；The power supply module is that the MCU and Bluetooth chip provide Operating voltage；The MCU is connected with the Bluetooth chip and signal generating module, and the signal generating module connects with Bluetooth chip Connect.
- A kind of 2. Bluetooth function test equipment as claimed in claim 1, it is characterised in that：The Bluetooth chip is special using bluetooth With chip CSR8670.
- A kind of 3. Bluetooth function test equipment as claimed in claim 1, it is characterised in that：It is additionally provided with the bluetooth module LED drive circuit, LED are connected by the LED drive circuit with the Bluetooth chip.
- A kind of 4. Bluetooth function test equipment as claimed in claim 2, it is characterised in that：It is additionally provided with the bluetooth module LED drive circuit, LED are connected by the LED drive circuit with the Bluetooth chip.
- A kind of 5. Bluetooth function test equipment as claimed in claim 1 or 2 or 3 or 4, it is characterised in that：The bluetooth module In be additionally provided with data storage expanded circuit, the data storage expanded circuit is connected with Bluetooth chip.
- A kind of 6. Bluetooth function test equipment as claimed in claim 5, it is characterised in that：The signal generating module includes the One DDS waveform generators, the 2nd DDS waveform generators, external signal input interface and signal gating；Described first DDS waveform generators, the 2nd DDS waveform generators and external signal input interface are connected with the signal gating, The signal gating is connected with Bluetooth chip；The first DDS waveform generators and the 2nd DDS waveform generators with The MCU connections, the external signal input interface are connected with external audio occurrence of equipment.
- A kind of 7. Bluetooth function test equipment as claimed in claim 1 or 2 or 3 or 4, it is characterised in that：The signal occurs Module includes the first DDS waveform generators, the 2nd DDS waveform generators, external signal input interface and signal gating； First DDS waveform generators, the 2nd DDS waveform generators and the external signal input interface gate electricity with the signal source Road is connected, and the signal gating is connected with Bluetooth chip；First DDS waveform generators and the 2nd DDS the waveforms hair Raw device is connected with the MCU, and the external signal input interface is connected with external audio occurrence of equipment.
- A kind of 8. Bluetooth function test equipment as claimed in claim 7, it is characterised in that：The first DDS waveform generators With the 2nd DDS waveform generators using model AD9837 DDS signals synthesis chip and TS5A23159 analog switch core Piece.
- A kind of 9. Bluetooth function test equipment as claimed in claim 1 or 2 or 3 or 4, it is characterised in that：The Bluetooth function It is additionally provided with audio processing modules in test equipment, the audio processing modules include pre-amplification circuit, power amplifier and outer Portion audio detection port；The pre-amplification circuit is connected with the Bluetooth chip and MCU, the power amplifier with it is described preposition Amplifying circuit connects with external audio detection port.
- A kind of 10. Bluetooth function test equipment as claimed in claim 9, it is characterised in that：The audio processing modules use Model TPA6212A2 and TPA6211A1 audio-frequency amplifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720511528.4U CN206726010U (en) | 2017-05-09 | 2017-05-09 | A kind of Bluetooth function test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720511528.4U CN206726010U (en) | 2017-05-09 | 2017-05-09 | A kind of Bluetooth function test equipment |
Publications (1)
| Publication Number | Publication Date |
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| CN206726010U true CN206726010U (en) | 2017-12-08 |
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ID=60510516
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720511528.4U Active CN206726010U (en) | 2017-05-09 | 2017-05-09 | A kind of Bluetooth function test equipment |
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| CN (1) | CN206726010U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111836181A (en) * | 2020-07-30 | 2020-10-27 | 方博科技(深圳)有限公司 | High-precision front-rear integrated audio test power amplifier |
-
2017
- 2017-05-09 CN CN201720511528.4U patent/CN206726010U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111836181A (en) * | 2020-07-30 | 2020-10-27 | 方博科技(深圳)有限公司 | High-precision front-rear integrated audio test power amplifier |
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