CN216162809U - Take bluetooth of USB interface to produce and survey instrument - Google Patents
Take bluetooth of USB interface to produce and survey instrument Download PDFInfo
- Publication number
- CN216162809U CN216162809U CN202122208988.9U CN202122208988U CN216162809U CN 216162809 U CN216162809 U CN 216162809U CN 202122208988 U CN202122208988 U CN 202122208988U CN 216162809 U CN216162809 U CN 216162809U
- Authority
- CN
- China
- Prior art keywords
- bluetooth
- usb interface
- bluetooth module
- voltage conversion
- conversion circuit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The utility model relates to the technical field of Bluetooth signal strength testing, and discloses a Bluetooth production testing tool with a USB interface, which is electrically connected with a voltage conversion circuit through the USB interface, the voltage conversion circuit is electrically connected with a Bluetooth module, a first LED indicator lamp is respectively and electrically connected with a second LED indicator lamp and the Bluetooth module, the input voltage of the USB interface is 5V, the output voltage of the voltage conversion circuit is 3.3V, a broadcast packet is automatically sent through the Bluetooth module, various installation modes such as a charger, a computer, a charger and the like can be realized through the USB interface, a router is not required to intervene in testing, the communication testing is carried out only by a single built-in Bluetooth module of the Bluetooth production testing tool, a host computer is not used for communication and relevant software logic is not required in the testing process, the Bluetooth signal testing conditions are simplified, only a 5V power supply is required to be provided through the USB interface, and the testing efficiency of Bluetooth products is effectively improved, simple operation, convenient use and strong practicability.
Description
Technical Field
The utility model relates to the technical field of Bluetooth signal strength testing, in particular to a Bluetooth production testing tool with a USB interface.
Background
The bluetooth module is the last indispensable module of present smart machine, supports the short-range wireless communication of large capacity, and typical transmission distance is about 10 meters, can reach 100 meters through increasing transmitted power, supports the multilink, and the security is high. The Bluetooth module devices contacted by people are very many, and devices such as mobile phones, vehicles, earphones, sound boxes, selfie sticks, printers and the like are all provided with Bluetooth modules.
The bluetooth product usually needs to test the signal intensity of the bluetooth module before leaving the factory, and can leave the factory after being qualified. However, currently, a bluetooth product usually adopts a professional device to directly test the signal strength, or uses a distance adjusting method to determine whether the output power satisfies a specific distance: professional equipment tests the Bluetooth signal intensity, and is more suitable for early-stage development of Bluetooth module engineering templates, evaluation and correction before antenna design is shaped, and for Bluetooth modules shaped and produced in volume, the antenna style is fixed, and driving parameters in the Bluetooth modules are also fixed, so that the radio frequency performance of the Bluetooth modules is in the specification range, and testing personnel required to operate the equipment have certain relevant knowledge and train the equipment, and the equipment is generally difficult to achieve for personnel on a production line; and the test is carried out by using a distance mode, if the power of the Bluetooth module is slightly larger, a longer distance is needed, and the requirement on the environment space is high.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide a Bluetooth production testing tool with a USB interface, and aims to provide a simple Bluetooth production testing tool for a production line, so that automatic broadcasting of Bluetooth signals is realized, and the purpose of testing the Bluetooth signal strength is achieved.
In order to achieve the above purpose, the bluetooth production testing tool with the USB interface provided by the present invention includes a USB interface, a voltage conversion circuit, a bluetooth module, a first LED indicator and a second LED indicator, wherein the USB interface is electrically connected to the voltage conversion circuit, the voltage conversion circuit is electrically connected to the bluetooth module, the first LED indicator is electrically connected to the bluetooth module via the second LED indicator, respectively, the input voltage of the USB interface is 5V, the output voltage of the voltage conversion circuit is 3.3V, a broadcast packet is transmitted via the bluetooth module, and the first LED indicator is respectively used for displaying different states of signal transmission and signal reception via the second LED indicator.
Further, the voltage conversion circuit adopts an MT9216 voltage conversion chip.
Further, the Bluetooth module adopts a TG _ B _7002 Bluetooth module.
Furthermore, the Bluetooth module further comprises a firmware burning interface, and the firmware burning interface is electrically connected with the Bluetooth module.
By adopting the technical scheme of the utility model, the utility model has the following beneficial effects: the technical scheme of the utility model is that a USB interface is electrically connected with a voltage conversion circuit, the voltage conversion circuit is electrically connected with a Bluetooth module, a first LED indicator lamp is respectively and electrically connected with a second LED indicator lamp and the Bluetooth module, the input voltage of the USB interface is 5V, the output voltage of the voltage conversion circuit is 3.3V, a broadcast packet is automatically transmitted by the Bluetooth module, the first LED indicator lamp is respectively and electrically connected with the second LED indicator lamp and the second LED indicator lamp respectively displays different signal transmitting and receiving states, thereby realizing various installation modes such as a charger, a computer, a charger and the like through a standard USB interface, not needing a router to intervene in testing, only using a single built-in Bluetooth module of a Bluetooth production testing tool to carry out communication testing, realizing the broadcasting of Bluetooth signals, not using an upper computer to carry out communication and execute related software logic in the Bluetooth signal strength testing process, simplifying the conditions of the Bluetooth signal testing, only need through the USB interface provide the 5V power can, effectively improved the efficiency of software testing of bluetooth product, easy operation, convenient to use, the practicality is strong.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an overall framework of a bluetooth production testing tool with a USB interface according to an embodiment of the present invention;
fig. 2 is a flowchart illustrating a receiving test of a bluetooth production test tool with a USB interface according to an embodiment of the present invention;
fig. 3 is a flowchart of a transmission test of a bluetooth production test tool with a USB interface according to an embodiment of the present invention.
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides a Bluetooth production testing tool with a USB interface.
As shown in fig. 1 to 3, in an embodiment of the present invention, the bluetooth production testing tool with a USB interface includes a USB interface 101, a voltage conversion circuit 102, a bluetooth module 103, a first LED indicator 104 and a second LED indicator 105, the USB interface 101 is electrically connected to the voltage conversion circuit 102, the voltage conversion circuit 102 is electrically connected to the bluetooth module 103, the first LED indicator 104 is electrically connected to the bluetooth module 103 via the second LED indicator 105, respectively, the input voltage of the USB interface 101 is 5V, the output voltage of the voltage conversion circuit 102 is 3.3V, a broadcast packet is transmitted via the bluetooth module 103, and the first LED indicator 104 and the second LED indicator 105 respectively display different states of signal transmission and signal reception.
Specifically, the voltage conversion circuit 102 adopts an MT9216 voltage conversion chip.
Specifically, the bluetooth module 103 adopts a TG _ B _7002 bluetooth module.
Specifically, the bluetooth module comprises a firmware burning interface 106, wherein the firmware burning interface 106 is electrically connected with the bluetooth module 103 and is provided for a module updating firmware and a debugging module to use.
Specifically, the working principle and the process of the utility model are as follows:
after being powered on, the Bluetooth production testing tool can continuously send broadcast packets, wherein one broadcast packet is composed of a plurality of broadcast units ADSstructures, and the ADdata contains the MAC address of the production testing tool. When the tested Bluetooth module scans the broadcast packet of a specific MAC address, the receiving sensitivity of the module antenna can be obtained, and simultaneously, the version number display or the test instruction of the equipment is triggered. Therefore, relevant information such as version number, test abnormity, signal intensity and the like are displayed for self-contained display devices (LED screens and LCD screens) of the equipment end; when the equipment end only has the LED indicating lamp, the LED indicating lamp can be used for lighting red or green. And the tester judges whether the Bluetooth module works normally according to the information.
(1) Receiving a test: the equipment end sends an instruction to the tested Bluetooth module through the serial port, a receiving test mode is executed, the production test tool continuously sends out broadcast unit packets, and the tested Bluetooth module continuously analyzes the received data packets to obtain the received signal strength and MCA address information. Then the information is used as a test result and is fed back to the equipment end through a serial port, and the display unit of the equipment end: and the LED screen, the LCD screen or the indicating lamp and the like are correspondingly displayed. Meanwhile, the tested Bluetooth module sends a packet to a production testing tool, and a production testing result is displayed by an LED indicating lamp on the production testing tool.
(2) Sending and testing: the equipment end sends an instruction to the tested Bluetooth module through the serial port, a test sending mode is executed, the tested Bluetooth module continuously sends out broadcast unit packets, and the production testing tool continuously analyzes the received data packets to obtain the received signal strength and MCA address information. And then the information is packaged in a new broadcast unit packet and then is sent to the equipment to be tested. The data packet received by the tested Bluetooth module is analyzed and then the sent signal strength information is extracted, and the data packet is fed back to the equipment end through the serial port as a test result, and is displayed by the display unit of the equipment end: and the LED screen, the LCD screen or the indicating lamp and the like are correspondingly displayed.
Specifically, the utility model is electrically connected with a voltage conversion circuit through a USB interface, the voltage conversion circuit is electrically connected with a Bluetooth module, a first LED indicator lamp is respectively and electrically connected with a second LED indicator lamp and the Bluetooth module, the input voltage of the USB interface is 5V, the output voltage of the voltage conversion circuit is 3.3V, a broadcast packet is automatically sent through the Bluetooth module, the first LED indicator lamp is respectively and electrically connected with the second LED indicator lamp and respectively displays different signal sending and receiving states, thereby realizing various installation modes through a standard USB interface, such as a charger, a computer, a charger and the like, needing no intervention test of a router, only carrying out communication test by a single built-in Bluetooth module of a Bluetooth production testing tool, realizing the broadcast of Bluetooth signals, having no use of an upper computer for communication and executing related software logic in the Bluetooth signal strength test process, simplifying the condition of the Bluetooth signal test, and only needing to provide a 5V power supply through the USB interface, the efficiency of the test of bluetooth product has effectively been improved, easy operation, convenient to use, the practicality is strong.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the technical solutions of the present invention, which are made by using the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (4)
1. The utility model provides a take bluetooth of USB interface to produce survey instrument, its characterized in that, includes USB interface, voltage conversion circuit, bluetooth module, first LED pilot lamp and second LED pilot lamp, the USB interface with the voltage conversion circuit electricity is connected, voltage conversion circuit with the bluetooth module electricity is connected, first LED pilot lamp respectively second LED pilot lamp with the bluetooth module electricity is connected, the input voltage of USB interface is 5V, voltage conversion circuit's output voltage is 3.3V, through bluetooth module sends the broadcast package, first LED pilot lamp respectively second LED pilot lamp show the different states of signalling and receipt respectively.
2. The tool for bluetooth production test with USB interface according to claim 1, wherein the voltage conversion circuit employs MT9216 voltage conversion chip.
3. The tool for bluetooth production test with USB interface according to claim 1, wherein the bluetooth module is TG _ B _7002 bluetooth module.
4. The tool for bluetooth production measurement with USB interface of claim 1 further comprising a firmware burning interface electrically connected to the bluetooth module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122208988.9U CN216162809U (en) | 2021-09-13 | 2021-09-13 | Take bluetooth of USB interface to produce and survey instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122208988.9U CN216162809U (en) | 2021-09-13 | 2021-09-13 | Take bluetooth of USB interface to produce and survey instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216162809U true CN216162809U (en) | 2022-04-01 |
Family
ID=80849055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122208988.9U Active CN216162809U (en) | 2021-09-13 | 2021-09-13 | Take bluetooth of USB interface to produce and survey instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216162809U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115696269A (en) * | 2022-10-26 | 2023-02-03 | 四川虹美智能科技有限公司 | Method capable of carrying out factory test in batch |
| CN116318270A (en) * | 2023-02-16 | 2023-06-23 | 惠州市乐亿通科技有限公司 | Bluetooth-written serial port tool |
| CN116318270B (en) * | 2023-02-16 | 2024-05-10 | 惠州市乐亿通科技股份有限公司 | Bluetooth writing serial port tool and use method thereof |
-
2021
- 2021-09-13 CN CN202122208988.9U patent/CN216162809U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115696269A (en) * | 2022-10-26 | 2023-02-03 | 四川虹美智能科技有限公司 | Method capable of carrying out factory test in batch |
| CN116318270A (en) * | 2023-02-16 | 2023-06-23 | 惠州市乐亿通科技有限公司 | Bluetooth-written serial port tool |
| CN116318270B (en) * | 2023-02-16 | 2024-05-10 | 惠州市乐亿通科技股份有限公司 | Bluetooth writing serial port tool and use method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN216162809U (en) | Take bluetooth of USB interface to produce and survey instrument | |
| CN104639213A (en) | Method and system for Bluetooth matching on basis of USB (universal serial bus) cable | |
| CN112256501A (en) | Expansion equipment interface detection circuit, interface expansion device and expansion dock | |
| CN103728502B (en) | The method and system and wireless terminal of a kind of antenna measurement | |
| CN104994536B (en) | A kind of configuration method and portable configuration device towards WSCN nodes | |
| CN204993872U (en) | Bluetooth detection device | |
| CN104901715A (en) | Wireless transmit-receive equipment capable of switching from Bluetooth to ISM band | |
| CN202092799U (en) | Wireless temperature testing system | |
| JP3165938U (en) | Vehicle tire pressure signal transmission transfer device | |
| US20150317267A1 (en) | Gpib bus to zigbee interconnection | |
| CN200989927Y (en) | Long-distance digital nuclear phase system | |
| US20070030854A1 (en) | Method and Apparatus for Exchanging Signals with a Computer System through Wired and Wireless Communication in an Input Device of the Computer System | |
| CN208537087U (en) | A kind of wireless standard dynamometer for on-site test | |
| CN201699717U (en) | Radio monitoring information processor | |
| CN102882741A (en) | Portable device for detecting failures of telemechanical channel | |
| CN213149238U (en) | Industrial equipment vibration parameter measuring device | |
| CN202206392U (en) | Short-distance wireless communication module development board | |
| CN203261343U (en) | Wireless communication system debugging device | |
| CN112147561A (en) | Multi-core intelligent electric meter clock precision test system based on low-power-consumption Bluetooth | |
| CN210780821U (en) | Intelligent monitoring device for transmission rate of LoRa communication network | |
| CN217135701U (en) | Identification card positioning device based on UWB | |
| CN215116766U (en) | Extensible radar control signal simulation equipment | |
| CN103533562A (en) | Wireless sensor network node protocol conformance testing device and method | |
| CN208938323U (en) | A kind of electrostatic test system based on wireless communication | |
| CN214675164U (en) | Multi-channel radio frequency automatic control test equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |