CN113037398A - Automatic production and test system and method for Bluetooth chip and Bluetooth module - Google Patents
Automatic production and test system and method for Bluetooth chip and Bluetooth module Download PDFInfo
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- CN113037398A CN113037398A CN202110235782.7A CN202110235782A CN113037398A CN 113037398 A CN113037398 A CN 113037398A CN 202110235782 A CN202110235782 A CN 202110235782A CN 113037398 A CN113037398 A CN 113037398A
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- H—ELECTRICITY
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- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/10—Monitoring; Testing of transmitters
- H04B17/101—Monitoring; Testing of transmitters for measurement of specific parameters of the transmitter or components thereof
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/10—Monitoring; Testing of transmitters
- H04B17/11—Monitoring; Testing of transmitters for calibration
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/20—Monitoring; Testing of receivers
- H04B17/21—Monitoring; Testing of receivers for calibration; for correcting measurements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
- H04B5/40—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by components specially adapted for near-field transmission
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Abstract
The application discloses an automatic production test system and method for a Bluetooth chip and a Bluetooth module, and belongs to the field of Bluetooth production test. The system comprises a burning module, wherein an upper computer runs upper computer software to burn application firmware and equipment addresses of a Bluetooth chip and/or a Bluetooth module in a burning seat; the upper computer runs upper computer software to control the testing instrument to perform Bluetooth performance index and function testing on the Bluetooth chip and/or the Bluetooth module on the burning seat; the upper computer runs upper computer software to upload equipment information and production and measurement information of the Bluetooth chip and/or the Bluetooth module to the server; and the automatic machine station is used for grabbing and placing the Bluetooth chip and/or the Bluetooth module. This application is in the same place each module combination, has improved the integrated level to the cooperation through automatic board and host computer software realizes producing and surveys the automation, has improved production efficiency, has guaranteed product quality simultaneously.
Description
Technical Field
The application relates to the field of Bluetooth production test, in particular to an automatic production test system and method for a Bluetooth chip and a Bluetooth module.
Background
For a bluetooth chip with an application program stored in Flash, when the bluetooth chip and a bluetooth module using the bluetooth chip are produced, application firmware and a unique bluetooth device address need to be burned into the Flash in the bluetooth chip. In the production process, in order to ensure that the functions of the software and the hardware of the bluetooth chip and the bluetooth module thereof are normal, the bluetooth chip and the bluetooth module thereof need to be tested after the application firmware is burnt.
Each bluetooth device has a unique address code, which is guaranteed to be unique during production. Since bluetooth devices relate to the field of wireless communication, when a bluetooth device is produced, besides testing normal functions, it is often necessary to test and adjust wireless performance.
At present, a production testing system in the aspect of bluetooth mainly aims at a complete machine of a finished bluetooth device or a bluetooth module with burnt application firmware, only relates to a bluetooth testing part, does not contain burning and address control of the application firmware of a bluetooth chip or the bluetooth module, is difficult to be applied to other bluetooth devices, mostly needs manual work to participate in a production testing process, and is low in production efficiency.
Disclosure of Invention
The automatic production testing system and method mainly provide a Bluetooth chip and a Bluetooth module.
In order to achieve the above object, the present application adopts a technical solution that: the utility model provides an automatic system of surveying of producing of bluetooth chip and bluetooth module, it includes: the upper computer runs upper computer software to burn corresponding application firmware and equipment addresses to the Bluetooth chip and/or the Bluetooth module in the burning seat; the upper computer runs upper computer software to control the test instrument to perform Bluetooth performance index test on the Bluetooth chip and/or the Bluetooth module on the burning seat, frequency calibration is performed on the Bluetooth chip and/or the Bluetooth module according to the test condition, and the test instrument is controlled to perform function test on the Bluetooth chip and/or the Bluetooth module which passes the Bluetooth performance index test; the system comprises an information management and control module and a control module, wherein the information management and control module comprises a server and an upper computer, the upper computer runs upper computer software to upload equipment information and production test information of a Bluetooth chip and/or a Bluetooth module to the server, and then the equipment information and the production test information are verified and stored, wherein the equipment information comprises equipment address information and application firmware information, and the production test information comprises test record information; and the automatic module comprises an automatic machine table, and the automatic machine table is used for grabbing and placing the Bluetooth chip and/or the Bluetooth module according to the instruction of the upper computer.
Another technical scheme adopted by the application is as follows: the utility model provides an automatic production test method of bluetooth chip and bluetooth module, it includes: the upper computer runs upper computer software to perform application firmware burning and equipment address burning on the Bluetooth chip and/or the Bluetooth module in the burning seat; controlling a testing instrument to perform Bluetooth performance index testing on the burnt Bluetooth chip and/or Bluetooth module through upper computer software, correcting the frequency of the Bluetooth chip and/or Bluetooth module according to the testing condition, and controlling the testing instrument to perform function testing on the Bluetooth chip and/or Bluetooth module which passes the Bluetooth performance index testing; uploading device information and production test information of the Bluetooth chip and/or the Bluetooth module which pass the function test to a server by using upper computer software, wherein the device information comprises device address information and application firmware information, and the production test information comprises test record information; the automatic machine takes out the Bluetooth chip and/or the Bluetooth module according to the analysis result of the upper computer software on the equipment information and the production and measurement information and puts the Bluetooth chip and/or the Bluetooth module into a corresponding area, wherein the corresponding area comprises a production completion area and a waste area.
The technical scheme of the application can reach the beneficial effects that: the application designs an automatic production test system and method for a Bluetooth chip and a Bluetooth module. This system realizes automatically using firmware burning, equipment address write in and the test procedure to bluetooth chip and/or bluetooth module through the cooperation of automatic board and host computer software, has improved the integrated level, has guaranteed product quality simultaneously, produces and surveys the in-process and need not artificial intervention, improves volume production efficiency, reduces the human cost, surveys in-process record equipment information at the product, and the product of being convenient for is tracked and is traceed back.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a schematic diagram of an embodiment of an automated production testing system for a Bluetooth chip and a Bluetooth module according to the present application;
FIG. 2 is a system framework diagram of an automated production testing system for a Bluetooth chip and a Bluetooth module according to the present application;
fig. 3 is a schematic diagram illustrating a bluetooth chip and/or a bluetooth module capture control according to an embodiment of the present application;
FIG. 4 is a schematic diagram illustrating an embodiment of an automated production testing method for a Bluetooth chip and a Bluetooth module according to the present application;
fig. 5 is a flowchart illustrating a production test of a single bluetooth chip or bluetooth module according to an embodiment of the present invention;
fig. 6 is an address management and control flow chart of an address system automatic allocation manner according to an embodiment of the present application;
FIG. 7 is a flowchart illustrating address management and control in an address scan obtaining manner according to an embodiment of the present disclosure;
FIG. 8 is a schematic diagram of a test module frequency calibration according to an embodiment of the present application;
FIG. 9 is a flow chart of frequency calibration according to an embodiment of the present application;
FIG. 10 is a schematic diagram of a Bluetooth test of a test module according to an embodiment of the present application;
fig. 11 is a flowchart of bluetooth test according to an embodiment of the present application.
With the above figures, there are shown specific embodiments of the present application, which will be described in more detail below. These drawings and written description are not intended to limit the scope of the inventive concepts in any manner, but rather to illustrate the inventive concepts to those skilled in the art by reference to specific embodiments.
Detailed Description
The following detailed description of the preferred embodiments of the present application, taken in conjunction with the accompanying drawings, will provide those skilled in the art with a better understanding of the advantages and features of the present application, and will make the scope of the present application more clear and definite.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The prior art scheme mainly aims at the situation that the test of a finished Bluetooth device complete machine or a Bluetooth module burnt with application firmware cannot be suitable for testing various Bluetooth chips and Bluetooth modules, and in the prior art scheme, manual work is required to participate in the test process, so that the mass production efficiency is low.
The application provides an automatic system of surveying of producing of bluetooth chip and bluetooth module is suitable for the scene and is: the automatic production and test system is suitable for various Bluetooth chips and Bluetooth modules, and can automatically burn the application firmware, write the equipment address and test the Bluetooth chips and/or the Bluetooth modules.
The invention conception of the application is as follows: the Bluetooth chip and/or the Bluetooth module are/is automatically burned and tested through specific upper computer software running in an automatic machine table and an upper computer, so that production and test automation is realized; the automatic production and measurement system manages and controls the equipment address used for production through the server, records and stores production and measurement information, and guarantees uniqueness of the equipment address and product traceability.
In the following, some terms in the present application are explained to facilitate understanding by those skilled in the art:
1. the application firmware includes bluetooth functions of specific applications and test commands, such as frequency setting commands, switch broadcast commands, etc.
2. The Bluetooth chip is a chip for storing application firmware in Flash.
3. The bluetooth module is the module that uses the bluetooth chip preparation, contains the required circuit of bluetooth chip operation, and the power supply back bluetooth chip can get into operating condition.
The following describes the technical solutions of the present application and how to solve the above technical problems with specific examples. The following several specific embodiments may be combined with each other, and details of the same or similar concepts or processes may not be repeated in some embodiments. Embodiments of the present application will be described below with reference to the accompanying drawings.
Fig. 1 shows an embodiment of an automated production testing system of a bluetooth chip and a bluetooth module according to the present application.
In the embodiment shown in fig. 1, the automatic production testing system for bluetooth chips and bluetooth modules mainly comprises a burning module, which comprises a burning seat and an upper computer, wherein the upper computer runs upper computer software to burn corresponding application firmware and device addresses to the bluetooth chips and/or the bluetooth modules in the burning seat; the upper computer runs upper computer software to control the test instrument to perform Bluetooth performance index test on the Bluetooth chip and/or the Bluetooth module on the burning seat, frequency calibration is performed on the Bluetooth chip and/or the Bluetooth module according to the test condition, and the test instrument is controlled to perform function test on the Bluetooth chip and/or the Bluetooth module which passes the Bluetooth performance index test; the system comprises an information management and control module and a control module, wherein the information management and control module comprises a server and an upper computer, the upper computer runs upper computer software to upload equipment information and production test information of a Bluetooth chip and/or a Bluetooth module to the server, and the equipment information and the production test information are verified and stored, wherein the equipment information comprises equipment address information and application firmware information, and the production test information comprises test record information; and the automatic module comprises an automatic machine table, and the automatic machine table is used for grabbing and placing the Bluetooth chip and/or the Bluetooth module according to the instruction of the upper computer.
In this embodiment, the automated production testing system is divided into a recording module, a testing module, an information management and control module, and an automation module. The burning module consists of a burning seat and an upper computer and is responsible for burning application firmware and equipment addresses to the Bluetooth chip and/or the Bluetooth module; the test module consists of a burning seat, a test instrument and an upper computer and is responsible for testing the wireless performance and the firmware function of the Bluetooth chip and/or the Bluetooth module; the information control module consists of a server and an upper computer and is responsible for address control and production and measurement result recording of the Bluetooth chip and/or the Bluetooth module; the automatic module is composed of an automatic machine and is responsible for grabbing the Bluetooth chip and/or the Bluetooth module and placing the Bluetooth chip and/or the Bluetooth module to a corresponding position, wherein the corresponding position can be a burning seat or a position where production and test are successful or failed. The automatic production and measurement system has the advantages that the burning module, the test module, the information management and control module and the automation module are combined together, the integration level of the automatic production and measurement system is improved, production and measurement automation is realized through the cooperation of the automatic machine table and upper computer software, the production efficiency is improved, and meanwhile the product quality is guaranteed.
In the embodiment shown in fig. 1, the system for automatically testing the bluetooth chip and the bluetooth module comprises a module 101, a burning module including a burning seat and an upper computer, wherein the upper computer runs upper computer software to burn the corresponding application firmware and device address to the bluetooth chip and/or the bluetooth module in the burning seat.
In the specific embodiment, the plurality of burning seats are respectively provided with a corresponding Bluetooth chip and/or a corresponding Bluetooth module, wherein the burning seats can be electrified by being connected with a hub, and the hub can also supply power for the Bluetooth chip and/or the Bluetooth module; specific upper computer software runs in the upper computer, and the upper computer software carries out burning of application firmware and writing in of equipment addresses on the Bluetooth chip and/or the Bluetooth module, so that the uniqueness of the Bluetooth chip and/or the Bluetooth module is guaranteed.
In an embodiment of the present application, in the burning module, the burning seat includes a burning seat dedicated for the bluetooth chip and/or a burning seat dedicated for the bluetooth module, wherein a plurality of burning seats dedicated for the bluetooth chip and/or the burning seat dedicated for the bluetooth module are correspondingly disposed according to models of the bluetooth chip and/or the bluetooth module, respectively.
In this embodiment, in order to improve the production efficiency, the automatic production testing system includes more than one burning seat, and each burning seat corresponds to a model of a fixed bluetooth chip or a model of a bluetooth module. The burning seat can only comprise a burning seat special for the Bluetooth chip, can also only comprise a burning seat special for the Bluetooth module, and can also comprise a burning seat special for the Bluetooth chip and a burning seat special for the Bluetooth module. The model of the burning seat in the automatic production and test system needs to be selected according to the actual situation.
In a specific example of the present application, the burning seat is divided into a burning seat used by a bluetooth chip, namely, a burning seat dedicated to the bluetooth chip, which includes a circuit required for running the chip and a radio frequency line interface; the burning seat is also divided into a burning seat used by the Bluetooth module, namely a burning seat special for the Bluetooth module, which only comprises a radio frequency line interface. Before production test, the corresponding burning seat is replaced according to the actual condition.
In a specific example of this application, preferably, this automated production test system can install a plurality of and burn record the seat, can burn record and test a plurality of bluetooth chips and/or bluetooth module simultaneously to improve volume production efficiency, wherein can also make the seat of burning record of a plurality of different grade types respectively according to the model of bluetooth chip and/or the model of bluetooth module.
In a specific embodiment of the application, the automated production testing system for the bluetooth chip and the bluetooth module further comprises an address allocation module, which is used for obtaining an address to be allocated of the bluetooth chip and/or the bluetooth module according to a mode of automatically allocating the address by the system, and checking the address to be allocated again, if the address to be allocated is repeated, updating the address to be allocated to a next address to be allocated and checking the address to be allocated again until the next address to be allocated is not repeated or exceeds an upper limit of the allocable address in the server; and if the address to be allocated is not repeated, transmitting the address to be allocated to the burning module.
In this embodiment, the address assignment module is configured to assign addresses and address duplication to the bluetooth chip and/or the bluetooth module. When the addresses of the equipment to be written in by the Bluetooth chip and/or the Bluetooth module are continuous, firstly, the addresses to be distributed are obtained according to the mode of automatically distributing the addresses by the system, then the upper computer software uploads the addresses to be distributed to the server, the server inquires whether the addresses to be distributed are repeated or not, if not, the addresses to be distributed are transmitted to the burning module, and the burning module writes the addresses to be distributed into the Bluetooth chip and/or the Bluetooth module; if the address to be distributed is repeated, the address to be distributed is updated to be the next address to be distributed, the next address to be distributed is uploaded to the server, the server inquires whether the next address to be distributed is repeated or not, the process is circulated until the next address to be distributed is not repeated or the next address to be distributed exceeds the upper limit of the distributable address in the server, and when the next address to be distributed exceeds the upper limit of the distributable address in the server, the automatic production testing system takes out the Bluetooth chip and/or the Bluetooth module which are not burned with the equipment address through the automatic machine. This ensures the uniqueness of the device addresses of the bluetooth chip and/or the bluetooth module.
In a specific embodiment of the application, the address allocation module is further configured to obtain an equipment address of the bluetooth chip and/or the bluetooth module according to a mode of scanning a code to obtain an address, and check the equipment address, and if the equipment address is repeated, perform address acquisition and check on the next bluetooth chip and/or the bluetooth module; and if the equipment address is not repeated, transmitting the equipment address to the burning module.
In the specific embodiment, when the device address to be written into the bluetooth chip and/or the bluetooth module is discontinuous or has other special requirements, the device address is obtained according to the mode of scanning the code to obtain the address, then the device address is reported to the upper computer, the upper computer runs upper computer software, the upper computer software uploads the device address to the server, the server inquires whether the device address is repeated, if not, the device address is transmitted to the burning module, and the burning module writes the device address into the bluetooth chip and/or the bluetooth module; and if the equipment address is repeated, the automatic production testing system takes out the Bluetooth chip and/or the Bluetooth module corresponding to the equipment address through the automatic machine. This ensures the uniqueness of the device addresses of the bluetooth chip and/or the bluetooth module.
In one embodiment of the present application, the device addresses of the bluetooth chip and/or the bluetooth module may be automatically allocated by the system, or may be obtained by scanning codes by the system. Optionally, when the device address that the bluetooth chip and/or bluetooth module need to write into is not continuous, or there is other special needs, can print the address code by hand before production, paste on bluetooth chip and/or bluetooth module or other places, scan the sign indicating number and obtain by the system automatically.
In the specific embodiment shown in fig. 1, the automatic production and test system for bluetooth chips and bluetooth modules comprises a module 102, a test module, which comprises a test instrument, a burning seat and an upper computer, wherein the upper computer runs upper computer software to control the test instrument to perform bluetooth performance index test on the bluetooth chips and/or the bluetooth modules on the burning seat, frequency calibration is performed on the bluetooth chips and/or the bluetooth modules according to the test condition, and the test instrument is controlled to perform function test on the bluetooth chips and/or the bluetooth modules passing the bluetooth performance index test.
In this embodiment, specific host computer software runs in the host computer, confirm bluetooth chip and, or the bluetooth module is in the burn record seat that corresponds the model, the communication signal that the test instrument received bluetooth chip and, or the bluetooth module sent, according to the different functions that the test instrument corresponds, carry out different bluetooth performance index tests to bluetooth chip and, or the bluetooth module, the test condition according to bluetooth performance index is to bluetooth chip and, or the bluetooth module carries out the school frequently, and will pass through the bluetooth chip and, or the bluetooth module of bluetooth performance index test carries out the function test, make the test to bluetooth chip and, or the bluetooth module more comprehensive.
In an embodiment of the application, in the test module, the test instrument includes a bluetooth test module, and the automated production test system sets a plurality of corresponding bluetooth test modules according to the function of the application firmware, the specification of the bluetooth chip and/or the bluetooth module, and the content to be tested, and performs the function test on the bluetooth chip and/or the bluetooth module.
In this embodiment, the bluetooth test modules in the automated production test system may include a plurality of bluetooth test modules, and the corresponding functions of the bluetooth test modules may also be different, so as to adapt to different test functions of the bluetooth chip and/or the bluetooth module.
In an embodiment of the present application, a plurality of bluetooth test modules having different functions, such as a conventional bluetooth connection function, a low power bluetooth connection function, a data transceiving function, and the like, may be selected according to the function of the application firmware, the specification of the bluetooth chip and/or the bluetooth module, and the content to be tested.
In this embodiment, the bluetooth test module may use a bluetooth test module with a multi-link function to connect multiple bluetooth chips to be tested and/or bluetooth modules to be tested simultaneously for testing; the Bluetooth test module with only single link function can be used, and the Bluetooth chip to be tested and/or the Bluetooth module can be sequentially tested according to the sequence under the control of the upper computer software.
In an embodiment of the present application, in the test module, the test apparatus further includes a frequency meter and/or a bluetooth integrated tester, which are used to test different performance indicators of frequency offset, transmission power and/or signal strength of the bluetooth chip and/or the bluetooth module, where the frequency offset is determined by a difference between a frequency value in the frequency meter and a test frequency value.
In the specific embodiment, the frequency offset of the bluetooth chip and/or the bluetooth module is calculated according to the frequency value read by the frequency meter, when the test module tests a 2.4GHz frequency point, that is, the test frequency value is 2.4GHz, and if the frequency value read from the frequency meter is 2400.01MHz, the frequency offset is plus 10 KHz; if the customer has special needs, requires the function of customization bluetooth chip and/or bluetooth module, test module can require the bluetooth comprehensive tester who selects to have different test functions according to the customization to guarantee the suitability to bluetooth chip and/or the test of bluetooth module.
In a concrete example of this application, the frequency meter can be connected a plurality of record seats simultaneously through a plurality of passageways of self, also can be connected to a plurality of record seats through the deconcentrator, is switched to different record seats by host computer software control deconcentrator to record bluetooth chip in the seat and/or bluetooth module successfully with host computer software communication, guaranteed the normal clear of test.
In an embodiment of the application, the test module is further configured to perform frequency calibration on the bluetooth chip and/or the bluetooth module according to a test condition of a bluetooth performance index test of the bluetooth chip and/or the bluetooth module, wherein if the bluetooth performance index value exceeds a preset threshold range, the frequency calibration is performed on the bluetooth chip and/or the bluetooth module, and the preset threshold range is determined according to a bluetooth specification and/or an actual requirement.
In this embodiment, the preset threshold range is determined according to the bluetooth specification and/or actual requirements, and when the frequency deviation is required to be not more than plus or minus 20ppm (Part Per Million) in the bluetooth specification, if the frequency point of 2.4GHz is tested, the frequency deviation is not more than plus or minus 48 KHz. The test instrument also comprises a frequency meter, so the Bluetooth performance index value comprises a frequency value in the frequency meter, frequency deviation is calculated according to the frequency value, and the Bluetooth chip and/or the Bluetooth module are/is detected and calibrated, wherein frequency correction comprises detection and calibration; if the frequency offset is within the range of the preset threshold value, the corresponding Bluetooth chip and/or the corresponding Bluetooth module are/is detected through the frequency offset; if the frequency deviation exceeds the range of the preset threshold, the frequency deviation calibration is carried out on the Bluetooth chip and/or the Bluetooth module according to the calibration instruction of the upper computer software until the frequency deviation is within the range of the preset threshold or the frequency deviation calibration times exceed a certain number of times.
In a concrete example of this application, the host computer software of operation in the host computer, host computer software control frequency meter connects at least one and burns record seat, and can with burn record bluetooth chip in the seat and, or bluetooth module carries out communication, frequency value in the host computer software reading frequency meter, calculate the frequency deviation and to bluetooth chip and, or bluetooth module carries out the frequency deviation and detects the calibration according to frequency value, will not detect the bluetooth chip of calibration through the frequency deviation and, or bluetooth module takes out, host computer software control bluetooth test module is according to the order to detect the bluetooth chip of calibration through the frequency deviation and, or bluetooth module carries out functional test.
In one embodiment of the present application, the test module tests the frequency offset through the frequency meter and tests the bluetooth function through the bluetooth test module. Under special test scene, test module can only contain the bluetooth integrated tester for test contents such as transmission power and signal strength to bluetooth chip and/or bluetooth module.
Fig. 2 is a schematic diagram of a system framework of an automated production testing system of a bluetooth chip and a bluetooth module according to the present application. In fig. 2, the burning module is composed of a burning seat, a hub and an upper machine; the test module consists of a burning seat, a concentrator, a frequency meter, a Bluetooth test module and an upper computer, wherein the test instrument comprises the frequency meter and the Bluetooth test module; the information control module consists of a server and an upper computer; the automation module is composed of an automatic machine.
In a specific example of the present application, the server and the upper computer may communicate with each other through a network; the upper computer and the concentrator can be connected and communicated through a Universal Serial Bus (USB); and the upper computer and the automatic machine station, the upper computer and the frequency meter, and the upper computer and the Bluetooth test module can be connected and communicated with each other in a wired mode. Communication means include, but are not limited to, serial ports, Universal Serial Bus (USB), and Serial Peripheral Interface (SPI). The frequency meter and the burning seat can be connected through a coaxial line. The Bluetooth test module can be connected and tested with the Bluetooth chip to be tested and/or the Bluetooth module in a wireless mode.
In one embodiment of the present application, specific host computer software is run in the host computer. The upper computer software is responsible for controlling the whole automatic production test process and comprises the steps of providing equipment addresses for the Bluetooth chips and/or the Bluetooth modules or obtaining the equipment addresses of the Bluetooth chips and/or the Bluetooth modules, inquiring the service condition of the equipment addresses from the server, reporting production test information, communicating with the automatic machine, confirming that the Bluetooth chips and/or the Bluetooth modules are connected with the burning seat, burning the application firmware and writing the equipment addresses, and controlling the frequency meter and the Bluetooth test modules to carry out Bluetooth performance index sum and/or function test on the Bluetooth chips and/or the Bluetooth modules.
In a concrete example of this application, because bluetooth chip and bluetooth module all access through the seat of burning record that corresponds, burn record module 101 and test module 102 and unify by host computer software control, can produce the bluetooth chip of different models, the bluetooth module of different models with same set of automated production survey system to adjust the test item according to using the firmware, improved this automated production survey system's suitability and flexibility.
In the specific embodiment shown in fig. 1, the automatic production and test system for the bluetooth chip and the bluetooth module includes a module 103, and an information management and control module including a server and an upper computer, where the upper computer runs upper computer software to upload equipment information and production and test information of the bluetooth chip and/or the bluetooth module to the server, and checks and stores the equipment information and the production and test information, where the equipment information includes equipment address information and application firmware information, and the production and test information includes test record information.
In the specific embodiment, the upper computer runs upper computer software, and the upper computer software uploads test record information, device address information and application firmware information of the bluetooth chip and/or the bluetooth module to the server for storage. The automatic production and measurement system manages and controls the equipment address used for production through the server, records and stores production and measurement information, and guarantees the uniqueness of the equipment address and the traceability of the Bluetooth chip and/or the Bluetooth module.
In the embodiment shown in fig. 1, the system for automatically testing the bluetooth chip and the bluetooth module comprises a module 104 and an automation module, wherein the automation module comprises an automation machine, and the automation machine grabs and places the bluetooth chip and/or the bluetooth module according to the instruction of an upper computer.
In this embodiment, the specific host computer software of host computer operation, host computer software send instruction, with automatic board communication, automatic board snatchs and places bluetooth chip and/or bluetooth module, automatic board and host computer software's cooperation realizes producing and surveys the automation, has improved production efficiency.
Fig. 3 is a schematic diagram illustrating that when the automated production testing system operates, an automatic machine in an automation module automatically captures and places a bluetooth chip and/or a bluetooth module. This automatic system start-up is surveyed in production, automatic board at first snatchs the bluetooth chip of waiting to produce and, or the bluetooth module from the material dish, put into burning the seat and inform the host computer with it afterwards, wait that bluetooth chip and, or the bluetooth module burns and snatchs bluetooth chip and, or the bluetooth module in burning the seat after the test of burning, according to the production result of host computer feedback with bluetooth chip and, or the bluetooth module puts into different regions, automatic board will produce the bluetooth chip that surveys the failure and, or the bluetooth module puts into the waste material district, will produce the bluetooth chip that surveys the success with, or the bluetooth module puts into the production completion district. When the Bluetooth chip and/or the Bluetooth module in a certain burning seat are in a burning test state, the automatic machine station can grab other Bluetooth chips and/or Bluetooth modules to be tested and place the Bluetooth chips and/or Bluetooth modules in other vacant burning seats, and the upper computer is informed to burn and test the Bluetooth chips and/or Bluetooth modules.
Fig. 4 is a diagram illustrating an embodiment of an automated production testing method for a bluetooth chip and a bluetooth module according to the present invention.
In the embodiment shown in fig. 4, the method for automatically testing the bluetooth chip and the bluetooth module mainly includes a process S401 in which an upper computer runs upper computer software to perform firmware burning and device address burning on the bluetooth chip and/or the bluetooth module in a burning seat; the process S402, the upper computer software controls the testing instrument to carry out the Bluetooth performance index test on the burnt Bluetooth chip and/or Bluetooth module, frequency calibration is carried out on the Bluetooth chip and/or Bluetooth module according to the test condition, and the testing instrument is controlled to carry out the function test on the Bluetooth chip and/or Bluetooth module which passes the Bluetooth performance index test; the process S403 is that the upper computer software is used to upload the device information and the production test information of the bluetooth chip and/or the bluetooth module that pass the function test to the server, where the device information includes device address information and application firmware information, and the production test information includes test record information; in the process S404, the automatic machine takes out the Bluetooth chip and/or the Bluetooth module according to the analysis result of the upper computer software on the equipment information and the production and measurement information and places the Bluetooth chip and/or the Bluetooth module in a corresponding area, wherein the corresponding area comprises a production completion area and a waste area.
In the specific implementation mode, the upper computer runs specific upper computer software, the upper computer software firstly determines that the Bluetooth chip and/or the Bluetooth module are/is connected into the burning seat, and then the Bluetooth chip and/or the Bluetooth module are/is subjected to application firmware and equipment address burning; the upper computer software controls the testing instrument to receive communication signals sent by the Bluetooth chip and/or the Bluetooth module, and different Bluetooth performance indexes and/or function tests are carried out on the Bluetooth chip and/or the Bluetooth module according to different functions corresponding to the testing instrument; only the Bluetooth chip and/or the Bluetooth module which pass the function test are complete finished products, and test record information, equipment address information and application firmware information of the Bluetooth chip and/or the Bluetooth module which pass the test are uploaded to a server and stored, so that the uniqueness of the equipment address and the traceability of the Bluetooth chip and/or the Bluetooth module are ensured. Production and measurement automation is realized through the cooperation of an automatic machine table and upper computer software, and the production efficiency is improved.
In an embodiment of the application, before the upper computer runs the upper computer software to burn the bluetooth chip and/or the bluetooth module in the burning seat and burn the device address, the automatic production and test method for the bluetooth chip and the bluetooth module further comprises the steps that the automatic machine station accesses the bluetooth chip and/or the bluetooth module into the burning seat, obtains the device address of the bluetooth chip and/or the bluetooth module according to an address obtaining mode, and checks the device address according to a server, wherein the address obtaining mode comprises system automatic allocation and code scanning obtaining.
In the specific embodiment, the automatic machine station accesses the bluetooth chip and/or the bluetooth module into the burning seat according to the received instruction of the upper computer, then performs device address duplication checking on the bluetooth chip and/or the bluetooth module in the burning seat, transmits the non-repeated device address into the burning module, and the burning module burns the device address into the bluetooth chip and/or the bluetooth module. This ensures the uniqueness of the device address.
In a specific embodiment of the application, the process of obtaining the device address of the bluetooth chip and/or the bluetooth module according to the address obtaining mode and checking the device address according to the server includes that when the address obtaining mode is code scanning obtaining, the upper computer runs upper computer software to upload the device address obtained by code scanning to the server, the server checks the device address for duplication, if the device address is not repeated, the device address is distributed to the bluetooth chip and/or the bluetooth module, otherwise, the bluetooth chip and/or the bluetooth module is taken out by the automatic machine. When the address obtaining mode is system automatic allocation, the upper computer software uploads the address to be allocated to the server, the server checks the address to be allocated again, if the address to be allocated is not repeated, the address to be allocated is allocated to the Bluetooth chip and/or the Bluetooth module, otherwise, the address to be allocated is updated to the next address to be allocated and is checked again, and the automatic machine takes out the Bluetooth chip and/or the Bluetooth module which exceed the upper limit of the allocable address until the next address to be allocated is not repeated or exceeds the upper limit of the allocable address in the server.
In this embodiment, the address acquisition mode is divided into automatic system allocation and code scanning acquisition. The automatic machine station accesses the Bluetooth chip and/or the Bluetooth module into the burning seat according to a received instruction of the upper computer, when the system automatically allocates an obtained address, the upper computer software uploads the address to be allocated into the server, the server checks the address to be allocated again, and if the address to be allocated is not repeated, the address to be allocated is burned into the Bluetooth chip and/or the Bluetooth module in the burning seat; if the addresses to be distributed are repeated, the addresses to be distributed are updated to be the next addresses to be distributed, duplication checking is carried out on the next addresses to be distributed until the next addresses to be distributed are not repeated or the updated next addresses to be distributed exceed the upper limit of the addresses to be distributed in the server, after duplication checking is finished, the automatic machine takes out the Bluetooth chips and/or the Bluetooth modules which are not burnt, and subsequent tests are carried out on the burnt Bluetooth chips and/or the burnt Bluetooth modules. When the code is scanned to obtain the equipment address, the upper computer software uploads the equipment address to the server, the server checks the equipment address for duplication, the automatic machine station takes out the repeated equipment address, and the unrepeated equipment address is burnt into the Bluetooth chip and/or the Bluetooth module so as to ensure the uniqueness of the equipment address.
Fig. 5 is a flowchart illustrating a process of manufacturing a single bluetooth chip or bluetooth module according to an embodiment of the present invention. The method comprises a first step of accessing a single Bluetooth chip or a Bluetooth module into a burning seat and a step of checking and duplicating equipment address allocation, a second step to a third step of burning, a fourth step to a sixth step of testing, a seventh step of recording production test information and an eighth step of completing production test.
In an embodiment of the present application, as shown in step one in fig. 5, after the automatic machine station accesses each bluetooth chip or bluetooth module into the corresponding burning seat, an equipment address is first set according to the address obtaining manner, and the equipment address is checked for duplication.
In this specific example, fig. 6 is an address duplication checking flowchart when the system automatically allocates and obtains an address, after the automatic machine accesses the bluetooth chip or the bluetooth module to the corresponding burning seat, the upper computer software uploads the device address to the server and inquires whether the address to be allocated is duplicated or not from the server, if the address to be allocated is not duplicated, the address to be allocated is allocated to the bluetooth chip or the bluetooth module, and the current step is ended; if the address to be allocated is repeated, updating the address to be allocated, inquiring the server again whether the updated address to be allocated is repeated, if the updated address to be allocated is repeated all the time, repeating the process until the address to be allocated is not repeated or the updated address to be allocated exceeds the upper limit of the address to be allocated. And when the address to be allocated exceeds the upper limit of the allocable address, the automatic machine station puts the unwritten Bluetooth chip or Bluetooth module back to the original position according to the instruction of the upper computer software.
In this embodiment, fig. 7 is a flow chart of address duplication checking when the address obtaining manner is code scanning to obtain an address, an automatic machine station first scans a code to obtain an equipment address of a bluetooth chip or a bluetooth module before grabbing the bluetooth chip or the bluetooth module, and reports the equipment address to an upper computer, the upper computer software queries whether the equipment address is duplicated or not after receiving the equipment address, and if the equipment address is not duplicated, the current step is ended; if the equipment address is repeated, the automatic machine takes out the Bluetooth chip or the Bluetooth module according to the instruction of the upper computer software and puts the Bluetooth chip or the Bluetooth module into an appointed area, and grabs the next Bluetooth chip or the Bluetooth module to check the equipment address.
In a specific example of the present application, as shown in step two of the burning step shown in fig. 5, after the device address is checked and repeated, the upper computer software starts to perform burning handshake with the bluetooth chip or the bluetooth module, and if the upper computer receives handshake response, it represents that the communication between the upper computer and the burning seat is normal, and the bluetooth chip or the bluetooth module enters into the subsequent burning step; if the upper computer does not receive the handshake response, the upper computer informs the automatic machine to take out the Bluetooth chip or the Bluetooth module and place the Bluetooth chip or the Bluetooth module into the waste material area.
In this specific example, as shown in step three of the burning step shown in fig. 5, application firmware burning and device address writing are started for the bluetooth chip or the bluetooth module, after the burning is completed, the upper computer software reads the Flash of the bluetooth chip or the bluetooth module for verification, and if the Flash passes the verification, the bluetooth chip or the bluetooth module enters the subsequent testing step; if the verification fails, the automatic machine takes out the Bluetooth chip or the Bluetooth module and puts the Bluetooth chip or the Bluetooth module into a waste material area.
In a specific example of the present application, as shown in step four of the test steps shown in fig. 5, after the burning is completed, the upper computer software controls the bluetooth chip or the bluetooth module to enter the working mode, and sends a test instruction to perform the test, if the upper computer receives a response, it represents that the bluetooth chip or the bluetooth module is operating normally, and the bluetooth chip or the bluetooth module is ready to enter the frequency calibration step; if the upper computer does not receive the response, the automatic machine takes out the Bluetooth chip or the Bluetooth module and puts the Bluetooth chip or the Bluetooth module into a waste material area.
In this specific example, as shown in step five of the test steps shown in fig. 5, the upper computer software sends a frequency fixing instruction to the bluetooth chip or the bluetooth module, reads the frequency value of the current burning seat from the frequency meter, calculates the frequency offset according to the frequency value, and performs frequency offset detection calibration on the bluetooth chip or the bluetooth module. Fig. 8 is a schematic diagram of frequency calibration of the test module, in which the burning seats supply power to the bluetooth chips or the bluetooth modules through the connection hubs, the frequency meter is connected to the plurality of burning seats through different connection modes, and the frequency calibration work is sequentially performed on the plurality of bluetooth chips and/or the bluetooth modules. The frequency correction is divided into frequency deviation detection and frequency deviation calibration. Fig. 9 is a flow chart showing that the frequency meter is connected to a plurality of burning seats through the deconcentrator, first, the software of the upper computer controls the deconcentrator to connect an antenna port on the designated burning seat to an input port of the frequency meter, then sends a frequency-fixing instruction to the bluetooth chip or the bluetooth module, reads a frequency value from the frequency meter, calculates and judges a frequency deviation according to the frequency value, and if the frequency deviation does not exceed a preset threshold range, the frequency calibration is passed, that is, the bluetooth chip or the bluetooth module does not need to be calibrated; and if the frequency deviation exceeds the range of the preset threshold value, the upper computer software sends a calibration instruction to the Bluetooth chip or the Bluetooth module according to the frequency deviation value, and the detection process is repeated again until the frequency deviation reaches the standard or exceeds the frequency correction times. And finally, the Bluetooth chip or the Bluetooth module can enter the next test content in the normal range of frequency deviation, otherwise, the automatic machine takes out the Bluetooth chip or the Bluetooth module and puts the Bluetooth chip or the Bluetooth module into a waste material area.
In this embodiment, as shown in step six of the test steps shown in fig. 5, the upper computer software controls the bluetooth test module to perform a function test on the bluetooth chip or the bluetooth module. Fig. 10 is a schematic diagram of bluetooth test in a test module, where the bluetooth test module is wirelessly connected to and tested by a bluetooth chip and/or a bluetooth module to be tested. Fig. 11 shows a test flow chart of the bluetooth test, in which the upper computer software determines the device address when the bluetooth chip or the bluetooth module is connected to the burning seat, so that the upper computer software can directly control the bluetooth test module to initiate connection to the bluetooth chip or the bluetooth module according to the device address. Firstly, the upper computer software sends a connection instruction to the Bluetooth test module to control the Bluetooth test module to initiate connection to the Bluetooth chip or the Bluetooth module, if the connection between the Bluetooth test module and the Bluetooth chip or the Bluetooth module fails, the connection instruction is sent again, connection operation is repeated, and the Bluetooth test is finished after the connection is successful or the connection is determined to be failed after a certain number of times. After the connection is successful, the upper computer software carries out function test on the Bluetooth chip or the Bluetooth module through the Bluetooth test module, and if data transmission and the like are carried out, the Bluetooth connection is disconnected after the test is finished. If the test is passed, the subsequent production test information recording step is carried out, otherwise, the automatic machine takes out the Bluetooth chip or the Bluetooth module and puts the Bluetooth chip or the Bluetooth module into a waste material area.
In a specific example of the present application, as shown in step seven in fig. 5, after the production test is passed, the upper computer software uploads the device address and test information of the bluetooth chip or bluetooth module, application firmware information, and the like to the server, and the automatic production test system manages and controls the device address used in the production through the server, records and stores the production test information, and ensures the uniqueness of the device address and the product traceability.
In a specific example of the present application, as shown in step eight in fig. 5, the upper computer software sends the production testing information to the automatic machine, and the automatic machine takes out the bluetooth chip or the bluetooth module and places the bluetooth chip or the bluetooth module in the corresponding area, that is, the production completion area and the waste area, so as to complete the production testing process of a single bluetooth chip or a single bluetooth module.
The realization principle and the technical effect of the automatic production and measurement method of the Bluetooth chip and the Bluetooth module and the automatic production and measurement system of the Bluetooth chip and the Bluetooth module are similar, and are not repeated herein.
In the several embodiments provided in the present application, it should be understood that the disclosed system and method may be implemented in other ways. For example, the above-described system embodiments are merely illustrative, and for example, a division of a unit is merely a logical division, and an actual implementation may have another division, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, systems or units, and may be in an electrical, mechanical or other form.
Units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
The above description is only an example of the present application and is not intended to limit the scope of the present application, and all equivalent structural changes made by using the contents of the specification and the drawings, which are directly or indirectly applied to other related technical fields, are included in the scope of the present application.
Claims (10)
1. The utility model provides an automatic system of surveying of producing of bluetooth chip and bluetooth module which characterized in that includes:
the upper computer runs upper computer software and burns corresponding application firmware and equipment addresses to the Bluetooth chip and/or the Bluetooth module in the burning seat;
the upper computer runs software of the upper computer to control the testing instrument to perform Bluetooth performance index testing on the Bluetooth chip and/or the Bluetooth module on the burning seat, performs frequency calibration on the Bluetooth chip and/or the Bluetooth module according to a testing condition, and controls the testing instrument to perform function testing on the Bluetooth chip and/or the Bluetooth module which passes the Bluetooth performance index testing;
the information management and control module comprises a server and the upper computer, the upper computer runs the upper computer software to upload equipment information and production test information of the Bluetooth chip and/or the Bluetooth module into the server, and then the equipment information and the production test information are verified and stored, wherein the equipment information comprises equipment address information and application firmware information, and the production test information comprises test record information;
and the automatic module comprises an automatic machine table, and the automatic machine table is used for grabbing and placing the Bluetooth chip and/or the Bluetooth module according to the instruction of the upper computer.
2. The system for automatic production testing of bluetooth chips and bluetooth modules as claimed in claim 1, wherein in the burning module, the burning socket comprises a burning socket dedicated for bluetooth chips and/or a burning socket dedicated for bluetooth modules, wherein a plurality of different types of burning sockets dedicated for bluetooth chips and/or burning sockets dedicated for bluetooth modules are correspondingly disposed according to the models of the bluetooth chips and/or the bluetooth modules, respectively.
3. The system according to claim 1, wherein the test instrument comprises a bluetooth test module, and wherein a plurality of corresponding bluetooth test modules are provided according to the function of the application firmware, the specification of the bluetooth chip and/or the bluetooth module, and the content to be tested, so as to perform a function test on the bluetooth chip and/or the bluetooth module.
4. The system of claim 1, wherein the testing module is further configured to perform frequency calibration on the bluetooth chip and/or the bluetooth module according to a test condition of the bluetooth performance index test of the bluetooth chip and/or the bluetooth module, wherein if the bluetooth performance index exceeds a preset threshold range, the frequency calibration is performed on the bluetooth chip and/or the bluetooth module, and the preset threshold range is determined according to a bluetooth specification and/or an actual requirement.
5. The system for automated production testing of bluetooth chips and bluetooth modules according to claim 1, wherein in the test module, the test apparatus further comprises a frequency meter and/or a bluetooth comprehensive tester for testing different performance indicators of frequency offset, transmission power and/or signal strength of the bluetooth chip and/or the bluetooth module, wherein the frequency offset is determined by a difference between a frequency value in the frequency meter and a test frequency value.
6. The system of claim 1, further comprising:
the address allocation module is used for obtaining an address to be allocated of the Bluetooth chip and/or the Bluetooth module according to a mode of automatically allocating an address by a system, and checking the address to be allocated, if the address to be allocated is repeated, updating the address to be allocated to a next address to be allocated and checking the address to be allocated until the next address to be allocated is not repeated or exceeds an upper limit of the allocable address in the server;
and if the address to be allocated is not repeated, transmitting the address to be allocated to the burning module.
7. The system for automated production testing of bluetooth chips and bluetooth modules as claimed in claim 6, wherein the address assignment module is further configured to obtain the device address of the bluetooth chip and/or bluetooth module by scanning a code to obtain an address, and to duplicate the device address, and if the device address is duplicated, to obtain and duplicate the address of the next bluetooth chip and/or bluetooth module;
and if the equipment address is not repeated, transmitting the equipment address to the burning module.
8. An automatic production and test method for a Bluetooth chip and a Bluetooth module is characterized by comprising the following steps:
the upper computer runs upper computer software to perform application firmware burning and equipment address burning on the Bluetooth chip and/or the Bluetooth module in the burning seat;
controlling a testing instrument to perform a Bluetooth performance index test on the burnt Bluetooth chip and/or the burnt Bluetooth module through the upper computer software, performing frequency calibration on the Bluetooth chip and/or the burnt Bluetooth module according to a test condition, and controlling the testing instrument to perform a function test on the Bluetooth chip and/or the burnt Bluetooth module which passes the Bluetooth performance index test;
uploading equipment information and production test information of the Bluetooth chip and/or the Bluetooth module which pass the function test to a server by using the upper computer software, wherein the equipment information comprises equipment address information and application firmware information, and the production test information comprises test record information;
and the automatic machine station takes out the Bluetooth chip and/or the Bluetooth module and places the Bluetooth chip and/or the Bluetooth module into a corresponding area according to the analysis result of the equipment information and the production and measurement information by the upper computer software, wherein the corresponding area comprises a production completion area and a waste area.
9. The method for automatically testing bluetooth chips and bluetooth modules according to claim 8, wherein before the upper computer runs the upper computer software to burn the bluetooth chips and/or bluetooth modules in the burning seat with the application firmware and the device address, the method further comprises:
the automatic machine station accesses the Bluetooth chip and/or the Bluetooth module into a burning seat, obtains the equipment address of the Bluetooth chip and/or the Bluetooth module according to an address obtaining mode, and checks the equipment address according to the server, wherein the address obtaining mode comprises system automatic allocation and code scanning obtaining.
10. The method for automatically testing the bluetooth chip and the bluetooth module according to claim 9, wherein the obtaining the device address of the bluetooth chip and/or the bluetooth module according to the address obtaining manner and the checking the device address according to the server comprises:
when the address acquisition mode is that code scanning is acquired, the upper computer runs the upper computer software and uploads the equipment address acquired by code scanning to the server, the server checks the equipment address, if the equipment address is not repeated, the equipment address is distributed to the Bluetooth chip and/or the Bluetooth module, otherwise, the automatic machine takes out the Bluetooth chip and/or the Bluetooth module.
When the address acquisition mode is the automatic allocation of the system, the upper computer software uploads an address to be allocated to the server, the server checks the address to be allocated, if the address to be allocated is not repeated, the address to be allocated is allocated to the Bluetooth chip and/or the Bluetooth module, otherwise, the address to be allocated is updated to a next address to be allocated and the check is performed until the next address to be allocated is not repeated or exceeds an upper limit of an allocable address in the server, and the automatic machine takes out the Bluetooth chip and/or the Bluetooth module which exceeds the upper limit of the allocable address.
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