CN112235708B - Testing system and method for earphone production - Google Patents
Testing system and method for earphone production Download PDFInfo
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- CN112235708B CN112235708B CN202011183728.4A CN202011183728A CN112235708B CN 112235708 B CN112235708 B CN 112235708B CN 202011183728 A CN202011183728 A CN 202011183728A CN 112235708 B CN112235708 B CN 112235708B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R29/00—Monitoring arrangements; Testing arrangements
- H04R29/001—Monitoring arrangements; Testing arrangements for loudspeakers
Abstract
The invention discloses a testing system and a testing method for earphone production, which provide an earphone testing environment by inputting a testing program into a charging box of an earphone, improve the testing efficiency, and comprise a communication module, a testing module and an indicating module, wherein: the testing module is used for generating a testing instruction and a testing program, and testing the earphone according to the testing instruction and the testing program to obtain a testing result; the communication module is used for sending the test instruction and/or the test program to the earphone or the charging box; the charging box is used for testing the earphone according to the test instruction and the test program to obtain a test result; the indication module is used for displaying a test result.
Description
Technical Field
The invention relates to the technical fields of communication, electronic circuits, testing or detecting methods and the like, in particular to a testing system and a testing method for earphone production.
Background
According to the principle of maximizing the production efficiency and the production energy, the efficiency problem of each production work station in the production is higher and higher, and particularly, the test work station in the production becomes a bottleneck. In a test station, the method mainly comprises three steps: 1. the tested object enters a corresponding test mode; 2. connecting the tested object with the equipment; 3. the instrument tests the tested object. The 1 st point of tested object entering the test mode is realized through the operation of keys, the scheme needs manual operation, and in order to not influence the normal use of the product and prevent the false triggering of users, the key gestures entering the test mode are often set to be multi-key simultaneous triggering or multi-click and super long-time pressing; this is limited to multiple keys on the product and can be difficult and time consuming to produce. Therefore, it is required to improve the efficiency of entering the test mode and the efficiency of production for the tested object.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a testing system and a testing method for earphone production, which can improve the testing efficiency and provide more testing environments.
A test system for earphone production, including the earphone that has communication function and the box that charges of this earphone, still includes communication module, test module and instruction module, wherein: the testing module is used for generating a testing instruction and a testing program, and testing the earphone according to the testing instruction and the testing program to obtain a testing result; the communication module is used for sending the test instruction and/or the test program to the earphone or the charging box; the charging box is used for testing the earphone according to the test instruction and the test program to obtain a test result; the indication module is used for displaying a test result.
A testing method for earphone production is based on a testing system for earphone production, and comprises the following steps: the test module generates a test program and a test instruction; inputting the test program and the test instruction into a plurality of charging boxes; placing the earphone in a charging box or on the test module, wherein the test program is recorded in the charging box or on the test module, and testing the earphone according to a test instruction to obtain a test result; resetting and shutting down the tested earphone; and the indicating module displays the test result.
The testing system and method for earphone production provided by the invention provide an earphone testing environment by inputting a testing program into the charging box of the earphone, thereby improving the testing efficiency, solving the problem that the tested product enters a testing mode, and sending different instruction codes to the earphone to execute different testing modes through the base. Therefore, the complicated steps of the traditional mode entering are eliminated, and the problem that the required test mode cannot be correctly entered due to misoperation is solved. The earphone can quickly enter a fixed test mode through the test base, so that the production flow is optimized, and the production efficiency is greatly improved; compared with the existing production test equipment, the matching degree is higher, the operation steps are fewer, and the time consumption is short.
Further, in order to enrich the test items, the test module comprises an RF communication module, an ENC/ANC test module, an IR noise floor calibration module, a color matching module, a voice matching module, a checking module, a resetting module and a shutdown module, wherein:
the RF communication module is used for establishing communication connection with the earphone or the charging box, the earphone can be enabled to enter a DUT mode through the RF communication module, and the DUT is a Device Under Test (Device Under Test) mode so as to Test PCBA software in a factory.
The ENC/ANC test module is used for generating an ENC/ANC test program, wherein ANC is Active Noise Cancellation (Active Noise reduction), the phenomenon of sound wave destructive interference is utilized, the working principle of the ENC/ANC test module is that an earphone generates a sound wave with equal frequency and amplitude according to collected Noise, when the sound wave with opposite phases is played in an ear canal by a loudspeaker, the Noise is reduced, the ENC is Environmental Noise Cancellation (Environmental Noise reduction technology), and the ENC comprises single-microphone Environmental Noise reduction and double-microphone Environmental Noise reduction. Noise reduction in a single-microphone environment is generally carried out by estimating noise on the premise that environmental noise is random and stable additive noise and is irrelevant to a voice signal, and then filtering;
the IR bottom noise calibration module is used for generating an IR bottom noise calibration test program, and the bottom noise can be calibrated and written into the earphone when the earphone lens is empty;
the color matching module and the voice matching module are used for generating a test program for setting color matching and voice matching;
the checking module is used for generating a checking program, and the checking program is used for checking the current version, the current electric quantity, the current address code, the current color and the current language of the earphone;
the reset module is used for generating a reset program, and the reset program is used for resetting the earphone;
the shutdown module is used for generating a shutdown program, and the shutdown program is used for closing the earphone.
Further, the communication module includes a bottom output circuit, the bottom output circuit includes a charging circuit and a UART communication circuit, wherein:
the charging circuit is used for charging the earphone or the charging box;
the UART communication circuit is used for establishing communication connection with the earphone or the charging box.
Further, the test system for earphone production further comprises a control module, the control module is electrically connected with the communication module, the test module and the indication module, the control module is used for controlling the on-off of the charging circuit of the communication module and the on-off of the UART communication circuit, and the control module is further used for generating and sending a test state instruction to the test module.
Further, the indication module comprises an LED lamp of the charging box, an external display and an external LED lamp.
Further, the communication data format sent by the communication module is a header code, a command code, a response code, a data length code, a data code, and a check value, which are sent in sequence.
Further, the byte length of the header code is 4 bytes, the byte length of the command code is 2 bytes, the byte length of the response code is 1byte, the byte length of the data length code is 2 bytes, the byte length of the check value is 1byte, and the byte length of the data code is arbitrary.
Further, the charging boxes for recording the test program and the test instruction comprise at least 3 charging boxes for recording a DUT mode, a reset program and a related program respectively.
Further, the specific steps of testing the earphone according to the test instruction are as follows:
step a, selecting a test program;
b, resetting the charging;
step c, waiting for testing;
d, detecting whether an earphone is connected or not;
step e, sending a test instruction;
f, if the test is successful, generating a test result, and if the test is failed, returning to the step c;
and g, restarting the step a until all the test programs are tested.
The invention has the following beneficial effects:
the testing system and method for earphone production can improve testing efficiency and provide more testing environments; the earphone testing environment is provided by recording the testing program into the charging box of the earphone, the testing efficiency is improved, the problem that the tested product enters the testing mode is solved, and different instruction codes are sent to the earphone through the base to execute different testing modes. Therefore, the complicated steps of the traditional mode entering are eliminated, and the problem that the required test mode cannot be correctly entered due to misoperation is solved. The earphone can quickly enter a fixed test mode through the test base, so that the production flow is optimized, and the production efficiency is greatly improved; compared with the existing production test equipment, the matching degree is higher, the operation steps are fewer, and the time consumption is short.
Drawings
In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a schematic flow diagram of the present invention;
FIG. 2 is a schematic diagram of a portion of the output circuitry of the base;
FIG. 3 is a flowchart illustrating software execution according to an embodiment of the present invention.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only used as examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the invention pertains.
Example 1
As shown in fig. 1:
a test system for earphone production, including the earphone that has communication function and the box that charges of this earphone, still includes communication module, test module and indicating module, wherein: the testing module is used for generating a testing instruction and a testing program, and testing the earphone according to the testing instruction and the testing program to obtain a testing result; the communication module is used for sending the test instruction and/or the test program to the earphone or the charging box; the charging box is used for testing the earphone according to the test instruction and the test program to obtain a test result; the indication module is used for displaying the test result.
A testing method for earphone production is based on a testing system for earphone production, and comprises the following steps: the test module generates a test program and a test instruction; inputting the test program and the test instruction into a plurality of charging boxes; placing the earphone in a charging box or on the test module, wherein the test program is recorded in the charging box or on the test module, and testing the earphone according to a test instruction to obtain a test result; resetting and turning off the tested earphone; and the indicating module displays the test result.
The testing system and the testing method for earphone production provide an earphone testing environment by inputting a testing program into the charging box of the earphone, improve the testing efficiency, solve the problem that a tested product enters a testing mode, and send different instruction codes to the earphone to execute different testing modes through the base. Therefore, the complicated steps of the traditional mode entering are eliminated, and the problem that the required test mode cannot be correctly entered due to misoperation is solved. The earphone can quickly enter a fixed test mode through the test base, so that the production flow is optimized, and the production efficiency is greatly improved; compared with the existing production test equipment, the matching degree is higher, the operation steps are fewer, and the time consumption is short.
In this embodiment, in order to enrich the test items, the test module includes an RF communication module, an ENC/ANC test module, an IR noise floor calibration module, a color matching module, a voice matching module, a checking module, a resetting module, and a shutdown module, where:
the RF communication module is used for establishing communication connection with the earphone or the charging box, the earphone can be enabled to enter a DUT mode through the RF communication module, and the DUT is a Device Under Test (Device Under Test) mode so as to Test PCBA software in a factory.
The ENC/ANC test module is used for generating an ENC/ANC test program, wherein the ANC is Active Noise Cancellation (Active Noise reduction), the phenomenon of sound wave destructive interference is utilized, the working principle of the ENC/ANC test module is that an earphone generates a sound wave with equal frequency and amplitude according to collected Noise, when the sound wave with opposite phases is played in an ear canal by a loudspeaker, the Noise is reduced, the ENC is Environmental Noise Cancellation (Environmental Noise reduction technology), and the ENC comprises single-microphone Environmental Noise reduction and double-microphone Environmental Noise reduction. Noise reduction in a single-microphone environment is generally carried out by estimating noise on the premise that environmental noise is random and stable additive noise and is irrelevant to a voice signal, and then filtering;
the IR bottom noise calibration module is used for generating an IR bottom noise calibration test program, and the bottom noise can be calibrated and written into the earphone when the earphone lens is empty;
the color matching module and the voice matching module are used for generating a test program for setting color matching and voice matching;
the checking module is used for generating a checking program, and the checking program is used for checking the current version, the current electric quantity, the current address code, the current color and the current language of the earphone;
the reset module is used for generating a reset program, and the reset program is used for resetting the earphone;
the shutdown module is used for generating a shutdown program, and the shutdown program is used for closing the earphone.
In this embodiment, as shown in fig. 2, the communication module includes a bottom output circuit, the bottom output circuit includes a charging circuit and a UART communication circuit, wherein:
the charging circuit is used for charging the earphone or the charging box;
the UART communication circuit is used for establishing communication connection with the earphone or the charging box.
In the schematic diagram of the base output circuit part, the charging of the earphone and the UART communication operation can be controlled:
VUOT is the output voltage of the boost IC, and Q6 and Q1 are controlled to be turned on or off through CTRL _ OUT _ L, thereby controlling whether to charge the headset;
BASE _ RX _ L and BASR _ TX _ L are UART communication pins of the MCU, and are used for communication interaction with the earphone; requiring Q1 PMOS tube cut-off state to make communication normal;
DET _ OUT _ L is the output of the load check; the port is mainly responsible for detecting that when the earphone is placed on the test base, the MCU can timely know and send out a specified test state instruction.
In this embodiment, the testing system for earphone production further includes a control module, the control module is electrically connected to the communication module, the testing module, and the indication module, the control module is configured to control on/off of a charging circuit of the communication module and on/off of a UART communication circuit, and the control module is further configured to generate and send a test status instruction to the testing module.
In this embodiment, the indication module includes an LED lamp of the charging box itself, an external display, and an external LED lamp.
In this embodiment, the communication data format sent by the communication module is a header code, a command code, a response code, a data length code, a data code, and a check value that are sent in sequence.
In this embodiment, the byte length of the header code is 4 bytes, the byte length of the command code is 2 bytes, the byte length of the response code is 1byte, the byte length of the data length code is 2 bytes, and the byte length of the check value is 1byte, and the section length of the data code is arbitrary.
The hardware platform can directly utilize a charging box of an earphone product to greatly reduce the cost of developing and producing a test base and improve the developing and developing speed; and the software can mutually transmit and receive corresponding instructions to achieve the required test mode by producing the test base and the earphone. The data format of the communication is as follows:
head code (4byte) + command code (2byte) + response code (1byte) + data length (2byte) + data code (variable) + check value (1byte)
1. When the earphone sends data, 1byte response code is generated after the command code;
2. the maximum data volume of single communication data is 50 bytes, and if the received data length is too long, the data is abnormal;
3. a head code: chassis transmission {0x0A,0x01,0x0A,0x01}, headset transmission {0x0a,0x80,0x0a,0x80 };
4. and (4) receiving overtime, wherein the time of sending the single serial port data (from the first byte to the completion of the whole data receiving) is not more than 10ms, and if the time is more than 10ms, the data is abnormal.
In the present embodiment, the software executes the flow shown in fig. 3: the test programs include DUT mode software, pairing software, color writing software, language writing software, IR writing software, reset software, and shutdown software.
The specific steps of testing the earphone according to the test instruction are as follows:
step a, selecting a test program;
b, resetting the charging;
step c, waiting for testing;
d, detecting whether an earphone is connected or not;
step e, sending a test instruction;
f, generating a test result if the test is successful, and returning to the step c if the test is failed;
and g, restarting the step a until all the test programs are tested.
Example 2
In this embodiment, the charging boxes in which the test program and the test instruction are recorded include at least 3 charging boxes in which a DUT mode is recorded, a reset program is recorded, and a related program is recorded. The method comprises the steps of taking 3 charging boxes of tested earphones, respectively recording DUT (device under test), reset and shutdown test programs, placing the tested earphones in the charging boxes recorded with the DUT test programs, enabling the tested earphones to automatically enter a test mode, placing the tested earphones in a test module for detection and test to obtain a detection test result, taking out the tested earphones, sequentially placing the charging boxes recorded with the reset programs and the charging boxes recorded with related machine programs, automatically realizing reset and shutdown, finally taking out the tested earphones to complete the test, automatically marking a two-dimensional code label after obtaining the detection test result, sticking the two-dimensional code label to a right earphone ear handle of the tested earphones, and finally classifying the tested earphones according to the test result. Wherein the two-dimensional code label: the two-dimensional code is an industry standard QR code type; the content is automatically picked up and automatically printed by a printer; and the step of pasting is to manually tear off the printed two-dimensional code and paste the two-dimensional code on the earphone to be tested.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.
Claims (9)
1. A test system for earphone production, including the earphone that has communication function and the box that charges of this earphone, its characterized in that still includes communication module, test module and indicating module, wherein:
the testing module is used for generating a testing instruction and a testing program, and testing the earphone according to the testing instruction and the testing program to obtain a testing result;
the communication module is used for sending the test instruction and/or the test program to the charging box;
the charging box is used for testing the earphone according to the test instruction and the test program to obtain a test result;
the indicating module is used for displaying a test result;
the test module includes RF communication module, ENC ANC test module, IR noise at the bottom calibration module, matches colors the module, joins in marriage voice module, checks the module, resets the module and shuts down the module, wherein:
the RF communication module is used for establishing communication connection with the charging box;
the ENC/ANC test module is used for generating an ENC/ANC test program;
the IR background noise calibration module is used for generating an IR background noise calibration test program;
the color matching module and the color matching voice module are used for generating a test program for setting color matching and voice matching;
the checking module is used for generating a checking program, and the checking program is used for checking the current version, the current electric quantity, the current address code, the current color and the current language of the earphone;
the reset module is used for generating a reset program, and the reset program is used for resetting the earphone;
the shutdown module is used for generating a shutdown program, and the shutdown program is used for closing the earphone.
2. A test system for earphone production according to claim 1, wherein: the communication module includes bottom output circuit, bottom output circuit includes charging circuit and UART communication circuit, wherein:
the charging circuit is used for charging the earphone or the charging box;
the UART communication circuit is used for establishing communication connection with the charging box.
3. A test system for earphone production according to claim 2, characterized in that: the test device comprises a communication module, a test module and an indication module, and is characterized by further comprising a control module, wherein the control module is electrically connected with the communication module, the test module and the indication module, the control module is used for controlling the on-off of a charging circuit of the communication module and the on-off of a UART communication circuit, and the control module is further used for generating and sending a test state instruction to the test module.
4. A test system for earphone production according to claim 1, characterized in that: the indication module comprises an LED lamp of the charging box, an external display and an external LED lamp.
5. A test system for earphone production according to claim 1, characterized in that: the communication data format sent by the communication module is a head code, a command code, a response code, a data length code, a data code and a check value which are sent in sequence.
6. A test system for earphone production according to claim 5, wherein: the byte length of the head code is 4 bytes, the byte length of the command code is 2 bytes, the byte length of the response code is 1byte, the byte length of the data length code is 2 bytes, the byte length of the check value is 1byte, and the byte length of the data code is arbitrary.
7. A testing method for earphone production, characterized in that, a testing system for earphone production based on any one of claims 1-6 comprises the following steps:
the test module generates a test program and a test instruction;
inputting the test program and the test instruction into a plurality of charging boxes;
placing the earphone in a charging box or on the test module, wherein the test program is recorded in the charging box or on the test module, and testing the earphone according to a test instruction to obtain a test result;
resetting and turning off the tested earphone;
and the indicating module displays the test result.
8. A test method for earphone production according to claim 7, characterized in that: the charging boxes for recording the test program and the test instruction comprise at least 3 charging boxes which are respectively recorded with a DUT mode, a reset program and a related program.
9. The testing method for earphone production according to claim 7, wherein the specific steps of testing the earphone according to the testing instruction are as follows:
step a, selecting a test program;
b, resetting the charging;
step c, waiting for testing;
d, detecting whether an earphone is connected or not;
step e, sending a test instruction;
f, generating a test result if the test is successful, and returning to the step c if the test is failed;
and g, restarting the step a until all the test programs are tested.
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| CN113347549A (en) * | 2021-06-04 | 2021-09-03 | 惠州市新力德实业有限公司 | Device and method for rapidly carrying out Dut measurement mode during production |
| CN113923578B (en) * | 2021-10-11 | 2024-02-23 | 惠州市伯格智能科技有限公司 | Wireless earphone assembly test equipment |
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