CN112153549A - Type _ C earphone PCBA, electrical parameter testing system and testing method thereof - Google Patents
Type _ C earphone PCBA, electrical parameter testing system and testing method thereof Download PDFInfo
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- CN112153549A CN112153549A CN202010970628.XA CN202010970628A CN112153549A CN 112153549 A CN112153549 A CN 112153549A CN 202010970628 A CN202010970628 A CN 202010970628A CN 112153549 A CN112153549 A CN 112153549A
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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
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Abstract
The invention provides a PCBA (printed circuit board assembly) and electrical parameter testing system and method for a Type-C earphone, and the method comprises the following steps: s1, waiting for clamping; s2, judging whether to access: an operator clamps one tested PCBA on one of the test fixtures, the PCBA is enumerated by an operating system, test software finds the tested PCBA according to the PID and VID of the PCBA, aiming at a scene that a plurality of PCBAs of the same type are inserted, a tester sends a detection signal to equipment for further verification after detecting the equipment which meets the requirements, if the test software detects that the PCBA which meets the test conditions is accessed, the step S3 is carried out, otherwise, the step S1 is returned; s3, reading information: reading the information of the PCBA to be detected; s4, automatic testing: testing the PCBA to be tested by the test software; s5, processing a test result: the test software completes the test processing of the PCBA to be tested, displays the test statistical result through the display and cooperates with the MES system for unified management. This system can realize the automatic test of Type _ C earphone PCBA electrical property, and the function is comprehensive, convenient to use.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of test measurement, in particular to a PCBA (printed circuit board assembly) and electrical parameter test system and method for a Type-C earphone.
[ background of the invention ]
Most of the existing test schemes adopt a mode of placing a tested PCBA and starting testing under the control of an operator. Meanwhile, serial operation is adopted, and only one PCBA is allowed to be accessed to the host. The test results are stored locally, and then collected and sorted by special personnel to each station.
The above test scheme suffers from the following drawbacks:
1. after the tested product is accessed, whether the tested product is accessed effectively cannot be automatically judged, an operator needs to click to start testing and then observe the result, and the operation is not convenient enough;
2. one host can only test one PCBA at a time, and an operator needs to alternately perform clamping operation and wait for the test to be completed, so that the test efficiency is low.
3. The VID and the PID are adopted to identify the PCBA to be detected, and the PCBA cannot be effectively distinguished when a plurality of earphones are accessed.
4. The test results are not convenient for unified management.
5. The test function is single, and the use is not convenient enough.
[ summary of the invention ]
The invention aims to solve the problems in the prior art, and provides a PCBA (printed circuit board assembly) of a Type-C (printed circuit board assembly) earphone, an electrical parameter testing system and a testing method thereof, which can realize the automatic testing of the electrical performance of the PCBA of the Type-C earphone, have comprehensive functions and are convenient to use.
In order to achieve the purpose, the invention provides a PCBA (printed circuit board assembly) and an electrical parameter testing system of a Type-C earphone, which comprise
The two sets of test jigs are respectively used for fixing and clamping two PCBAs to be tested, and are in communication connection with the electroacoustic tester;
the electroacoustic tester is internally provided with test software, the test software automatically starts to test after detecting that the PCBA meeting the test condition is accessed, the test software supports two PCBAs to be tested to perform parallel tests and independently operate and test the two PCBAs to be tested, and the test content of the test software comprises the PCBA electrical performance of a Type-C earphone;
and the display screen is used for displaying the test statistical result of the tested PCBA.
Preferably, the test software completes the earphone insertion detection and the reading and writing of the chips SN and CB through the USB Audio and HID protocols.
Preferably, the test software completes the test of the Type _ C interface parameters through the RS232 serial port in cooperation with the Type _ C test board.
The invention also provides a PCBA (printed circuit board assembly) and an electrical parameter testing method of the Type-C earphone, which comprises the following steps:
s1, waiting for clamping: waiting for an operator to clamp the PCBA to be tested;
s2, judging whether to access: an operator clamps one tested PCBA on one of the test fixtures, the PCBA is enumerated by an operating system, test software finds the tested PCBA according to the PID and VID of the PCBA, aiming at a scene that a plurality of PCBAs of the same type are inserted, a tester sends a detection signal to equipment for further verification after detecting the equipment which meets the requirements, if the test software detects that the PCBA which meets the test conditions is accessed, the step S3 is carried out, otherwise, the step S1 is returned;
s3, reading information: the test software reads the information of the PCBA to be tested;
s4, automatic testing: an operator selects a corresponding test scene according to the current test requirement, and test software tests the PCBA to be tested;
s5, processing a test result: the test software completes the test processing of the PCBA to be tested, displays the test statistical result through the display and cooperates with the MES system for unified management.
Preferably, in step S3, the test software reads the PCBA under test information through the USB-HID and writes the information into the current test station after the test is completed.
Preferably, the operator clamps one PCBA to be tested to one of the test fixtures and then automatically starts the test, and during the test, the other PCBA to be tested can be clamped to the other test fixture.
The invention has the beneficial effects that:
1. multiple PCBAs are automatically detected to be accessed, and the test is automatically started without the intervention of operators.
2. The test device supports the simultaneous test of two PCBAs, can be operated in parallel, effectively utilizes idle time and improves production efficiency.
3. Can be directly communicated with the PCBA and is matched with the MES system for unified management.
The features and advantages of the present invention will be described in detail by embodiments in conjunction with the accompanying drawings.
[ description of the drawings ]
Fig. 1 is a flowchart of a Type _ C headphone PCBA and an electrical parameter testing method according to the present invention.
[ detailed description ] embodiments
Type _ C earphone PCBA and electrical parameter test system, include
The two sets of test jigs are respectively used for fixing and clamping two PCBAs to be tested, and are in communication connection with the electroacoustic tester;
the electroacoustic tester is internally provided with test software, the test software automatically starts to test after detecting that the PCBA meeting the test conditions is accessed, the test software supports two PCBAs to be tested to perform parallel tests and independently operate and test the two PCBAs to be tested, the test content of the test software comprises the PCBA electrical performance of a Type-C earphone, and the test software completes earphone insertion detection and reading and writing of a chip SN and a CB through USB Audio and HID protocols; the testing software completes the parameter testing of the Type _ C interface by matching the RS232 serial port with the Type _ C testing board;
and the display screen is used for displaying the test statistical result of the tested PCBA.
Referring to fig. 1, the invention relates to a method for testing PCBA and electrical parameters of a Type _ C earphone, comprising the following steps:
s1, waiting for clamping: waiting for an operator to clamp the PCBA to be tested;
s2, judging whether to access: an operator clamps one tested PCBA on one of the test fixtures, the PCBA is enumerated by an operating system, test software finds the tested PCBA according to the PID and VID of the PCBA, aiming at a scene that a plurality of PCBAs of the same type are inserted, a tester sends a detection signal to equipment for further verification after detecting the equipment which meets the requirements, if the test software detects that the PCBA which meets the test conditions is accessed, the step S3 is carried out, otherwise, the step S1 is returned;
s3, reading information: the test software reads the information of the PCBA to be tested, reads the information of the PCBA to be tested through the USB-HID, and writes the information of the current test station after the test is finished;
s4, automatic testing: an operator selects a corresponding test scene according to the current test requirement, and test software tests the PCBA to be tested;
s5, processing a test result: the test software completes the test processing of the PCBA to be tested, displays the test statistical result through the display and cooperates with the MES system for unified management.
The test software can support two PCBAs to perform parallel tests, the two PCBAs to be tested can be independently operated, an operator clamps one tested piece A to one of the test fixtures and then automatically starts testing, and the other tested piece B can be clamped to the other test fixture during testing, so that idle time can be effectively utilized, and the testing efficiency is improved.
The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.
Claims (6)
1. The utility model provides a Type _ C earphone PCBA and electrical parameter test system which characterized in that: comprises that
The two sets of test jigs are respectively used for fixing and clamping two PCBAs to be tested, and are in communication connection with the electroacoustic tester;
the electroacoustic tester is internally provided with test software, the test software automatically starts to test after detecting that the PCBA meeting the test condition is accessed, the test software supports two PCBAs to be tested to perform parallel tests and independently operate and test the two PCBAs to be tested, and the test content of the test software comprises the PCBA electrical performance of a Type-C earphone;
and the display screen is used for displaying the test statistical result of the tested PCBA.
2. The Type _ C earphone PCBA and electrical parameter testing system of claim 1, wherein: the testing software completes the earphone insertion detection and the reading and writing of the chips SN and CB through the USB Audio and HID protocols.
3. The Type _ C earphone PCBA and electrical parameter testing system of claim 1, wherein: the test software completes the test of the Type _ C interface parameters through the RS232 serial port matched with the Type _ C test board.
4. A method of testing a Type _ C headset PCBA and electrical parameter testing system as claimed in any one of claims 1 to 3, wherein: the method comprises the following steps:
s1, waiting for clamping: waiting for an operator to clamp the PCBA to be tested;
s2, judging whether to access: an operator clamps one tested PCBA on one of the test fixtures, the PCBA is enumerated by an operating system, test software finds the tested PCBA according to the PID and VID of the PCBA, aiming at a scene that a plurality of PCBAs of the same type are inserted, a tester sends a detection signal to equipment for further verification after detecting the equipment which meets the requirements, if the test software detects that the PCBA which meets the test conditions is accessed, the step S3 is carried out, otherwise, the step S1 is returned;
s3, reading information: the test software reads the information of the PCBA to be tested;
s4, automatic testing: an operator selects a corresponding test scene according to the current test requirement, and test software tests the PCBA to be tested;
s5, processing a test result: the test software completes the test processing of the PCBA to be tested, displays the test statistical result through the display and cooperates with the MES system for unified management.
5. The Type-C earphone PCBA and the testing method of the electrical parameters as claimed in claim 4, wherein: in step S3, the test software reads the information of the PCBA under test through the USB-HID, and writes the information of the current test station after the test is completed.
6. The Type-C earphone PCBA and the testing method of the electrical parameters as claimed in claim 4, wherein: the operator clamps one PCBA to be tested to one of the test fixtures and then automatically starts testing, and during testing, the other PCBA to be tested can be clamped to the other test fixture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202010970628.XA CN112153549A (en) | 2020-09-16 | 2020-09-16 | Type _ C earphone PCBA, electrical parameter testing system and testing method thereof |
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| CN202010970628.XA CN112153549A (en) | 2020-09-16 | 2020-09-16 | Type _ C earphone PCBA, electrical parameter testing system and testing method thereof |
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Application publication date: 20201229 |