CN113359010A - Core board test system and test method thereof - Google Patents

Core board test system and test method thereof Download PDF

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Publication number
CN113359010A
CN113359010A CN202110616654.7A CN202110616654A CN113359010A CN 113359010 A CN113359010 A CN 113359010A CN 202110616654 A CN202110616654 A CN 202110616654A CN 113359010 A CN113359010 A CN 113359010A
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Prior art keywords
test
testing
module
core board
automatically
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CN202110616654.7A
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Chinese (zh)
Inventor
潘创创
厉琼莹
齐利敏
吴仕勇
刘小玲
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Ningbo Jilian Software Technology Co ltd
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Ningbo Jilian Software Technology Co ltd
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Priority to CN202110616654.7A priority Critical patent/CN113359010A/en
Publication of CN113359010A publication Critical patent/CN113359010A/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/28Testing of electronic circuits, e.g. by signal tracer
    • G01R31/2832Specific tests of electronic circuits not provided for elsewhere
    • G01R31/2834Automated test systems [ATE]; using microprocessors or computers
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W12/00Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/06Authentication
    • H04W12/068Authentication using credential vaults, e.g. password manager applications or one time password [OTP] applications

Abstract

The invention relates to a test system, especially a core board test system and its test method, the core board test system includes: the testing device is used for loading the core board and testing the functional units and the functional interfaces of the core board; the function testing device comprises a plurality of testing modules for testing the function units and the function interfaces of the core board; the testing software is used for being installed on the core board for automatic detection, the testing software comprises an MTK android logic program and a function testing program, the MTK android logic program is used for automatically connecting the wireless network, automatically reporting last time and automatically testing, and the function testing program is used for testing the functional module and the functional interface; the server is used for storing core board information and test contents. The system can automatically store test records, automatically wirelessly link and automatically report the last time, and can automatically test each functional module and each interface of the core board, thereby avoiding the problems of various test deviations and incapability of communicating with the server caused by manual misoperation.

Description

Core board test system and test method thereof
Technical Field
The invention relates to a test system, in particular to a core board test system and a test method thereof.
Background
Along with the diversified development of electronic products, the concentration of product functions is higher and higher, the platformization is more and more popular, a large-scale BGA type core board is manufactured again by taking a chip as a frame and matching various universal functions, and the core board needs to be subjected to coverage test.
The common testing device can only be used for simple detection, manual operation is the leading factor, many products do not have network communication, and even if the test fails, the test success can be misjudged or other manual misoperation conditions occur under many conditions.
Disclosure of Invention
In order to solve the problems, the invention provides a core board test system which is provided with a general test system for full-automatic tests such as automatic storage of test records, automatic wireless link, automatic reporting to a server and the like, and the problems of various test deviations and incapability of communication with the server caused by manual misoperation are solved.
The specific technical scheme is as follows:
a core board test system comprising: the testing device is used for loading the core board and testing the functional units and the functional interfaces of the core board; the functional test device comprises a plurality of test modules for testing the functional units and the functional interfaces of the core board; the testing software is used for being installed on the core board for automatic detection, the testing software comprises an MTK android logic program and a functional testing program, the MTK android logic program is used for automatically connecting a wireless network, automatically reporting last time and automatically testing, and the functional testing program is used for testing a functional module and a functional interface; and the server is used for storing the core board information and the test content.
Preferably, the function testing module includes: the device comprises one or more of an MIPI camera module, a display module, an SIM card module, an SD card module, an I2C module, an I2S module, an SPI module, an Ethernet module, a 4G module, a GPS module, a UART module, a WiFi module, a gyroscope module, a gravity acceleration module, a Bluetooth module, an ADC partial pressure acquisition module, an MIC module and a USB module.
Preferably, the test device comprises: the test bench is used for placing a core board; the chip pressing device comprises an elbow clamp, a guide rod and a pressing plate, the elbow clamp is installed on the testing frame, the guide rod is installed on the testing frame, the pressing plate is movably inserted into the guide rod and connected with the elbow clamp, and the pressing plate is located above the core plate; a storage module; a WiFi module; an Ethernet module; and a power supply module.
The test method of the core board test system comprises the following steps:
the name, the password and the server address of the wireless network are preset in the MTK android logic program;
automatically searching nearby networks after the core board is started;
after a preset wireless network is searched, automatically matching a preset password to connect the wireless network, otherwise, prompting that the network cannot be searched;
automatically retrieving a pre-manufactured server address;
the automatic link server prompts link failure if the connection is unsuccessful;
reading a Barcode control bit;
marking a test position, entering automatic test if the previous station is finished, otherwise prompting that the previous station is not finished;
the method comprises the following steps of automatically testing, namely automatically carrying out MIPI test, display test, SIM test, SD test, I2C test, I2S test, SPI test, Ethernet test, 4G test, GPS test, UART test, WiFi test, gyroscope test, gravity acceleration test, Bluetooth test, ADC partial pressure test, GPIO test, MIC test and USB test;
storing the test data in flash in real time;
judging whether the test passes or not, if so, generating a test report, and otherwise, prompting the test failure;
generating a test report and uploading the test report to a server;
and (6) completing the test.
Preferably, the automatic test is: the UART test is used for automatically carrying out self-sending and self-receiving tests; the WiFi test and the Bluetooth test are carried out by automatically judging the MAC address format and whether the signals are searched or whether the signal strength is qualified; the SD card test is to check whether the system is identified; the I2C test, the SPI test and the GPIO test are all tested by driving a layer to read states; the 4G test is a test by automatically searching signals and judging the signal intensity; the GPS test is carried out by detecting the number of the star-to-star search, the signal-to-noise ratio and the cold start time.
Compared with the prior art, the invention has the following beneficial effects:
the core board testing system provided by the invention has the functions of automatically storing the testing records, automatically wirelessly linking, automatically reporting to the server and the like, can fully automatically test each functional module and each interface of the core board, and avoids the problems of various testing deviations and incapability of communicating with the server caused by manual misoperation.
Drawings
FIG. 1 is a block diagram of a core board test system;
FIG. 2 is a schematic structural diagram of a testing apparatus;
FIG. 3 is a flow chart of a method of testing the core board test system.
Fig. 4 is a schematic diagram describing information of classes in a program and relationships between the classes.
Detailed Description
The invention will now be further described with reference to the accompanying drawings.
As shown in fig. 1 and 2, the core board testing system includes: the testing device is used for loading the core board and testing the functional units and the functional interfaces of the core board; the functional test device comprises a plurality of test modules for testing the functional units and the functional interfaces of the core board; the testing software is used for being installed on the core board for automatic detection, the testing software comprises an MTK android logic program and a functional testing program, the MTK android logic program is used for automatically connecting a wireless network, automatically reporting last time and automatically testing, and the functional testing program is used for testing a functional module and a functional interface; and the server is used for storing the core board information and the test content.
The function test module comprises: the device comprises one or more of an MIPI camera module, a display module, an SIM card module, an SD card module, an I2C module, an I2S module, an SPI module, an Ethernet module, a 4G module, a GPS module, a UART module, a WiFi module, a gyroscope module, a gravity acceleration module, a Bluetooth module, an ADC partial pressure acquisition module, an MIC module and a USB module.
The test device comprises: the test bench is used for placing a core board; the chip pressing device comprises an elbow clamp, a guide rod and a pressing plate, the elbow clamp is installed on the testing frame, the guide rod is installed on the testing frame, the pressing plate is movably inserted into the guide rod and connected with the elbow clamp, and the pressing plate is located above the core plate; a storage module; a WiFi module; an Ethernet module; and a power supply module.
The test device comprises: the testing jig comprises a testing jig 1, wherein a positioning groove for placing a core board is formed in the testing jig 1; the chip pressing device comprises an elbow clamp 2, a guide rod 3 and a pressing plate 4, wherein the elbow clamp 2 is installed on the testing frame 1, the guide rod 3 is installed on the testing frame 1, the pressing plate 4 is movably inserted on the guide rod 3 and is connected with the elbow clamp 2, and the pressing plate 4 is positioned above the positioning groove; a storage module; a WiFi antenna; a network card interface; and a power supply module.
The testing device is provided with a 16M storage chip, all operations performed on the core board are recorded in the storage through data, and the storage data in the FLASH are automatically uploaded to the linked server after the customized testing is completed. Meanwhile, any error which does not accord with the coverage function of the testing device immediately displays an alarm and records the alarm in the stored content, and all tested contents at each current moment can be checked back after the alarm is uploaded to the server.
The testing software is used for integrating MTK android logic programs and functional testing programs, then is downloaded to a tested core board through a downloading tool, and is matched with a testing device to carry out related automatic testing, report uploading and the like.
The MTK android logic program mainly comprises code for automatic testing, code for automatic WiFi linking and code for automatic report uploading.
The test program is a test of customized functions, and deletion or adjustment can be added according to different functions of different modules.
The core board is provided with a peripheral circuit which comprises a memory chip, a power supply circuit, a WiFi circuit, an antenna and an Ethernet circuit.
The functional test comprises the following steps: the device comprises a gyroscope function, a gravity sensor, a liquid crystal display circuit, a camera circuit, a BPI test circuit, a SIM card, an SD card, an analog MIC, a digital MIC, a USB interface, a 4G antenna interface, a GPS antenna interface and the like.
The server is used for storing the uploaded core board information, test contents and time records to form a database, and meanwhile, the recorded information can be reversely checked in real time so as to be convenient for tracing and counting.
The method comprises the steps of starting a background, automatically linking WiFi, automatically linking a server in the background, clicking an automatic test option of an interface, automatically testing customized functions (different functions of each module) aiming at a tested module, automatically recording test contents in a storage chip of the device by the background, and automatically uploading a test report of related test contents to the server by the background after the test is finished and the click test is finished.
The core board is mainly provided with: main system operation parts such as a CPU (central processing unit), a memory and the like; the radio frequency communication part comprises 2G, 3G, 4G, GPS, Bluetooth and WiFi; functional interface part I2C, SPI, I2S, UART, USB, BPI, SIM card, SD card, MIPI.
The core board to be tested is provided with a plurality of functional interfaces I2C, SPI, I2S, UART, USB, BPI, SIM card, SD card, MIPI and earphone signals. The tested device makes corresponding peripheral circuits for the interfaces to test such functions, such as testing I2C by using a gyroscope and gravity acceleration, testing SPI by using an external storage chip; test I2S with digital MIC; testing the USB by utilizing the USB flash disk; the SIM card is used for testing the SIM function; the SD card is used for testing SD functions; the display screen and the camera are used for testing MIPI functions and the like.
As shown in fig. 3, the testing method of the core board testing system includes the following steps:
1. the name, the password and the server address of the wireless network are preset in the MTK android logic program; an MTK android logic program is developed and packaged inside, and comprises an automatic test function code, an automatic WiFi function code, a background server code and a report function code; compiling the functional test program according to the customized requirement, and simultaneously, integrating and compiling the MTK android logic program into the test software, so that the test software combines automatic function and functional test
2. The core board is started after being loaded into the testing device, and after the core board is started, the core board automatically searches for nearby networks after initialization is completed; downloading the correspondingly compiled test software into a tested core board; putting the core board to be tested into a testing device, and starting up the testing device to perform related tests;
3. after a preset wireless network is searched, automatically matching a preset password to connect the wireless network, otherwise, prompting that the network cannot be searched; the system automatically runs after the tested core board is started in the testing device, an MTK android logic program in the system automatically searches nearby networks through the WiFi hardware function of the device, automatically inputs a password prefabricated in software after matching the corresponding network, and automatically links;
4. automatically retrieving a pre-manufactured server address;
5. the automatic link server prompts link failure if the connection is unsuccessful; the system realizes the internet surfing function through WiFi hardware or Ethernet hardware of the testing device, automatically searches the server address through the network, and forms butt joint for subsequent report uploading;
6. reading a Barcode control bit; two bits (set at 16-17 bits at present) are selected to be defined as control bits on a Barcode bit section (64-bit characters which can be defined by Android design) of an NVRAM partition of the core board, and due to the special attribute of the NVRAM partition, related data can be reserved by startup and shutdown or upgrading downloading, and can be read and written by tools such as an Android system or META, SNWriter and the like, so that the control bits can represent the current production station state of the core board; before formal testing, software reads the Barcode of the NVRAM partition and judges whether the control bit conforms to the current station;
7. marking a test position, entering automatic test if the previous station is finished, otherwise prompting that the previous station is not finished; the system program automatically adjusts the writing of the Barcode according to the test item of the previous station, and is used for judging whether the next test is carried out under the condition that the previous test is finished or not so as to prevent the condition of missed detection; when the control bit character read by the system is in a state of being capable of entering a test station (the state of being capable of entering the test station is that the previous station of the test station is finished, and the control bit character is ' 05 ' at the moment of current definition), if the control bit is smaller than the state of being capable of entering the test station ', the previous station is not finished, and the test flow is not allowed to enter by the pop-up frame prompt; if the control bit is larger than the 'state capable of entering the testing station', the testing of the station is finished, and the test is not repeatedly performed by the aid of the elastic frame prompt. If and only if the control bit is in the 'status of entering the test station', entering the test;
8. the method comprises the following steps of automatically testing, namely automatically carrying out MIPI test, display test, SIM test, SD test, I2C test, I2S test, SPI test, Ethernet test, 4G test, GPS test, UART test, WiFi test, gyroscope test, gravity acceleration test, Bluetooth test, ADC partial pressure test, GPIO test, MIC test and USB test; after the tested core board is started on the testing device, a liquid crystal screen of the device displays the paster testing options, after clicking, the system automatically tests one by means of various circuit functions matched with the core board on the device, and simultaneously records all testing contents on a storage chip of the testing device;
9. storing the test data in flash in real time;
10. judging whether the test passes or not, if so, generating a test report, and otherwise, prompting the test failure;
11. generating a test report and uploading the test report to a server; after all the defined test options are finished, the system uploads the test content of the memory chip to a background server in a TXT report mode;
12. and (6) completing the test.
The method comprises the following steps of testing contents, including an SD card, a WiFi signal, a Bluetooth signal, a UART test, ADC acquisition, an SPI test, a SIM card test, a 4G signal, a GPS signal, an I2C signal, an MIC signal, an I2S signal, an MIPI camera signal and the like.
As shown in fig. 4, a diagram describing information of classes in a program and relationships among the classes, where codes are written according to the design of class diagrams, is mainly intended to embody the idea that each test in the code has automation, and the test classes inherit BaseActivity. Various Autocheck (), StardelayAutocheck (), isaAutoFail (), isaAutoPass () and other series of functions serving as automatic services are designed in the BaseActivity, the functions are truly realized by customizing in each test according to the self-characteristics of the test, and the UART test automatically performs self-sending and self-receiving for testing; the WiFi test and the Bluetooth test are carried out by automatically judging the MAC address format and whether the signals are searched or whether the signal intensity is qualified; the SD card test is to check whether the system is identified; the I2C test, the SPI test and the GPIO test are all tested by reading the state of the driving layer; the 4G test is a test by automatically searching signals and judging the signal intensity; the GPS test is detected by the number of the star-to-star, the signal-to-noise ratio and the cold start time. All tests are automatically judged according to the standard software setting so as to realize automatic tests.
RuleActivity
Most Activity base classes are factory tested. The method mainly comprises the steps of ensuring that a screen is normally bright during testing, adding a return icon (an automatic test item has no return key, other test items have return keys) to a navigation bar (ActionBar) according to a test item, and calling a StatusBarHelper interface to ensure that a status bar cannot be pulled down during testing.
BaseActivity
The factory tests most test item Activity base classes, inherits the RuleActivity. Mainly processes the related matters of the judgment key (pass, fail and retest) in the test item. Such as whether the key is visible (automatic testification test is not visible), failure prompt, etc.
TestItem
The test item state class is used for identifying the state of the test item and setting or inquiring the state and the test result of the test item. An enumerated type STATE (NOR, PASS, FAIL) is included to identify the test item status.
TestItemManager
And the test item management class is used for recording all test items and states thereof. Test items are added or obtained by add (), get (), and other methods.
TestItemsAdapter
A test item adapter inheriting the BaseAdapter. All test items are provided by TestItemManager and the display color is adjusted according to the test item status (pass, fail, not tested).
MainActivity
And the factory tests the main interface and inherits the RuleActivity. The method comprises the steps of complete machine testing, test report, factory setting restoration and all test items. And (4) carrying out complete machine test, and starting all test items in the TestItemsAdapter in sequence. And testing the report, and jumping to reportActivity.
ReportActivity
And a factory test result report interface inherits the RuleActivity.
MyApplication
And the factory test initialization class inherits the Application. For adding all required test items.
SMTLauncherActivity
And (4) factory automation testing, wherein the RuleActivity is inherited. The method is used for setting an automatic test flag bit and carrying out automatic test (judging the BarCode code, if the BarCode code is greater than or equal to 12 bits and the number of 11-12 bits is 05, the automatic test can be carried out, otherwise, an error reminding frame is popped up).
Example Camera related classes:
FullScreenBaseActivity
the base class of the Camera test item Activity inherits BaseActivity. The method is mainly used for full-screen display.
CameraConfigurationManager
And the Camera parameter configuration tool class is used for initializing the Camera parameters, setting the Camera parameters or acquiring parameter values.
CameraManager
And the Camera tool class is used for operating the Camera equipment to open and close, previewing to open and close and the like.
The technical principle of the present invention is described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive step, which shall fall within the scope of the appended claims.

Claims (5)

1. A core board testing system, comprising:
the testing device is used for loading the core board and testing the functional units and the functional interfaces of the core board;
the functional test device comprises a plurality of test modules for testing the functional units and the functional interfaces of the core board;
the testing software is used for being installed on the core board for automatic detection, the testing software comprises an MTK android logic program and a functional testing program, the MTK android logic program is used for automatically connecting a wireless network, automatically reporting last time and automatically testing, and the functional testing program is used for testing a functional module and a functional interface; and
and the server is used for storing the core board information and the test content.
2. The core board test system of claim 1, wherein the functional test module comprises: the device comprises one or more of an MIPI camera module, a display module, an SIM card module, an SD card module, an I2C module, an I2S module, an SPI module, an Ethernet module, a 4G module, a GPS module, a UART module, a WiFi module, a gyroscope module, a gravity acceleration module, a Bluetooth module, an ADC partial pressure acquisition module, an MIC module and a USB module.
3. The core board test system of claim 1, wherein the test device comprises:
the test bench is used for placing a core board;
the chip pressing device comprises an elbow clamp, a guide rod and a pressing plate, the elbow clamp is installed on the testing frame, the guide rod is installed on the testing frame, the pressing plate is movably inserted into the guide rod and connected with the elbow clamp, and the pressing plate is located above the core plate;
a storage module;
a WiFi module;
an Ethernet module; and
and a power supply module.
4. The test method of the core board test system is characterized by comprising the following steps:
the name, the password and the server address of the wireless network are preset in the MTK android logic program;
automatically searching nearby networks after the core board is started;
after a preset wireless network is searched, automatically matching a preset password to connect the wireless network, otherwise, prompting that the network cannot be searched;
automatically retrieving a pre-manufactured server address;
the automatic link server prompts link failure if the connection is unsuccessful;
reading a Barcode control bit;
marking a test position, entering automatic test if the previous station is finished, otherwise prompting that the previous station is not finished;
the method comprises the following steps of automatically testing, namely automatically carrying out MIPI test, display test, SIM test, SD test, I2C test, I2S test, SPI test, Ethernet test, 4G test, GPS test, UART test, WiFi test, gyroscope test, gravity acceleration test, Bluetooth test, ADC partial pressure test, GPIO test, MIC test and USB test;
storing the test data in flash in real time;
judging whether the test passes or not, if so, generating a test report, and otherwise, prompting the test failure;
generating a test report and uploading the test report to a server;
and (6) completing the test.
5. The testing method of the core board testing system according to claim 4, wherein the automatic testing comprises:
the UART test is used for automatically carrying out self-sending and self-receiving tests;
the WiFi test and the Bluetooth test are carried out by automatically judging the MAC address format and whether the signals are searched or whether the signal strength is qualified;
the SD card test is to check whether the system is identified;
the I2C test, the SPI test and the GPIO test are all tested by driving a layer to read states;
the 4G test is a test by automatically searching signals and judging the signal intensity;
the GPS test is carried out by detecting the number of the star-to-star search, the signal-to-noise ratio and the cold start time.
CN202110616654.7A 2021-06-03 2021-06-03 Core board test system and test method thereof Pending CN113359010A (en)

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CN110262932A (en) * 2019-05-31 2019-09-20 深圳市杰科数码有限公司 Android plate test method, system and computer readable storage medium
CN111897569A (en) * 2020-07-13 2020-11-06 深圳市亿道数码技术有限公司 Method and system for processing mobile terminal configuration device based on MTK platform

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