CN102043120A - Automatic tester of cell management chip - Google Patents
Automatic tester of cell management chip Download PDFInfo
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- CN102043120A CN102043120A CN2009102134207A CN200910213420A CN102043120A CN 102043120 A CN102043120 A CN 102043120A CN 2009102134207 A CN2009102134207 A CN 2009102134207A CN 200910213420 A CN200910213420 A CN 200910213420A CN 102043120 A CN102043120 A CN 102043120A
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- battery management
- management chip
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- chip microcomputer
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Abstract
The invention discloses an automatic tester of a cell management chip. The tester comprises a singlechip, a storage, a display module, a substrate voltage providing module, a writing voltage providing module, a key switch module, a crystal oscillator and the like. The automatic tester of the cell management chip automatically performs the operation, such as sampling, comparison, coding, verification and the like on data read from the cell management chip according to parameter data preset by an operator in the storage, and can finish all test operation without a computer. The automatic tester is easy to operate, has high automation degree, greatly improves the production efficiency, can conveniently modify test parameters thereof and upgrade software, is easy to maintain, has low cost and is easy to popularize.
Description
Technical field
The present invention relates to a kind of tester, especially a kind of tester that is used for the test battery managing chip.
Background technology
The current battery managing chip is applied in the portable apparatus, is used for improving the usefulness of battery.General battery management chip includes a CPU (central processing unit), ROM (read-only memory), random access memory and battery protection integrated circuit modules.Wherein, comprise relevant battery capacity, working temperature, charging and discharging state, battery remaining amount, the trace routines such as finishing, discharge and recharge cumulative number of charging in the ROM (read-only memory), by these program implementation of central processing unit controls, and testing result deposits in the random access memory.The special fixture and the software that generally adopt manufacturer and provided for the test of battery management chip read the data in the random access memory in the battery management chip, data comparisons, write sign indicating number, test etc. and to need the tester progressively to carry out on computers, spended time is longer.
Summary of the invention
In order to overcome above-mentioned defective, the invention provides a kind of auto testing instrument of battery management chip, the auto testing instrument of this battery management chip need not computing machine just can finish whole test operations, and simple to operate, cost is low, be easy to promote.
The present invention for the technical scheme that solves its technical matters and adopt is:
A kind of auto testing instrument of battery management chip, comprise single-chip microcomputer, storer, display module, substrate voltage provides module, write voltage module and keyswitch module are provided, crystal oscillator provides frequency of operation to single-chip microcomputer, the communication data line connects tested battery management chip and single-chip microcomputer, the keyswitch module passes to single-chip microcomputer with operating personnel's instruction, single-chip microcomputer carries out access to the supplemental characteristic of described storer, the described substrate voltage of Single-chip Controlling provides module to power to tested battery management chip, single-chip microcomputer reads the storage data of tested battery management chip and according to the supplemental characteristic in the described storer storage data in the tested battery management chip is sampled, comparison, write sign indicating number and verification, be provided with the temperature sensor of the battery operated environment temperature of detecting, temperature sensor is given single-chip microcomputer with the data transfer that collects, single-chip microcomputer is compared the data of temperature sensor collection and the temperature data in the tested battery management chip, the described display module of Single-chip Controlling shows test results after the end of test (EOT), provides module to power to tested battery management chip by Single-chip Controlling said write voltage when single-chip microcomputer writes tested battery management chip with data.
Further technical scheme of the present invention is:
Be provided with the reminding module that contains some LED, the described reminding module of described Single-chip Controlling.After single-chip microcomputer and described battery management chip connect by the communication data line, it is bright that single-chip microcomputer is promptly controlled the LED lamp of expression communication success of described reminding module, the LED green light of the described reminding module of Single-chip Controlling is bright when test is up to standard, and the LED red light of the described reminding module of Single-chip Controlling is not bright when test is up to standard.
Be provided with and be used to warn the hummer that test makes mistakes, the described hummer of described Single-chip Controlling.The described hummer of Single-chip Controlling does not ring when test is up to standard.
The invention has the beneficial effects as follows: the auto testing instrument of this battery management chip is according to the supplemental characteristic that is pre-set by operating personnel in the storer, automatically operations such as sign indicating number and verification are sampled, compare, write to the data that will read from battery management chip, need not computing machine and just can finish whole test operations, it is simple to operate, the automaticity height, improved production efficiency greatly, that its test parameter is revised is convenient, software upgrading is convenient, be easy to safeguard, and cost low, be easy to promote.
Description of drawings
Fig. 1 is a theory diagram of the present invention.
Embodiment
Embodiment: a kind of auto testing instrument of battery management chip, comprise single-chip microcomputer 1, storer 2, display module 3, substrate voltage provides module 4, write voltage module 5 and keyswitch module 6 are provided, crystal oscillator 7 provides frequency of operation to single-chip microcomputer, the communication data line connects tested battery management chip 8 and single-chip microcomputer, the keyswitch module passes to single-chip microcomputer with operating personnel's instruction, single-chip microcomputer carries out access to the supplemental characteristic of described storer, the described substrate voltage of Single-chip Controlling provides module to power to tested battery management chip, single-chip microcomputer reads the storage data of tested battery management chip and according to the supplemental characteristic in the described storer 2 the storage data in the tested battery management chip is sampled, comparison, write sign indicating number and verification, be provided with the temperature sensor 9 of the battery operated environment temperature of detecting, temperature sensor is given single-chip microcomputer with the data transfer that collects, single-chip microcomputer is compared the data of temperature sensor collection and the temperature data in the tested battery management chip, the described display module of Single-chip Controlling shows test results after the end of test (EOT), provides module to power to tested battery management chip by Single-chip Controlling said write voltage when single-chip microcomputer writes tested battery management chip with data.
Be provided with the reminding module 10 that contains some LED, the described reminding module of described Single-chip Controlling.After single-chip microcomputer and described battery management chip connect by the communication data line, it is bright that single-chip microcomputer is promptly controlled the LED lamp of expression communication success of described reminding module, the LED green light of the described reminding module of Single-chip Controlling is bright when test is up to standard, and the LED red light of the described reminding module of Single-chip Controlling is not bright when test is up to standard.
Be provided with and be used to warn the hummer 11 that test makes mistakes, the described hummer of described Single-chip Controlling.The described hummer of Single-chip Controlling does not ring when test is up to standard.
The present invention can carry out automatic test to popular on the market multiple battery managing chip, comprises PCM test, semi-manufacture test and finished product test, and operating process of the present invention is as follows:
1, after the energising, single-chip microcomputer is in holding state, and the LCD of described display module shows " no communication please link ".
2, connect single-chip microcomputer and tested battery management chip with the communication data line, described substrate voltage provides module to be connected with tested battery management chip, the LED lamp of the expression communication success of described reminding module is bright during the communication success, and the LCD of described display module shows " communication success ".
3, operating personnel select test pattern and parameter modification pattern by described keyswitch module.In the parameter modification pattern, can be to communications protocol, test event, comparison data, test data etc. and make amendment, parameter modification after setting completed, single-chip microcomputer deposits parameter information in the described storer automatically; In test pattern, trigger beginning by keyswitch, single-chip microcomputer at first reads the storage data of tested battery management chip, then according to the supplemental characteristic in the described storer, battery management chip is sampled, compares, is write sign indicating number and operation such as tests.Described temperature sensor is detected battery operated environment temperature, and numerical information is offered single-chip microcomputer, and single-chip microcomputer is compared by the temperature information in these data and the battery management chip.When writing tested battery management chip with data, single-chip microcomputer provide module to power to tested battery management chip by Single-chip Controlling said write voltage.
4, during end of test (EOT), the LED green light of the described reminding module of Single-chip Controlling is bright when test is up to standard, and the LCD of the described display module of Single-chip Controlling shows " testing successfully " simultaneously; Bright and the hummer sound of the LED red light of the described reminding module of Single-chip Controlling when test is not up to standard, the LCD of the described display module of Single-chip Controlling shows error message simultaneously.
Claims (3)
1. the auto testing instrument of a battery management chip, it is characterized in that: comprise single-chip microcomputer (1), storer (2), display module (3), substrate voltage provides module (4), write voltage module (5) and keyswitch module (6) are provided, crystal oscillator (7) provides frequency of operation to single-chip microcomputer, the communication data line connects tested battery management chip (8) and single-chip microcomputer, the keyswitch module passes to single-chip microcomputer with operating personnel's instruction, single-chip microcomputer carries out access to the supplemental characteristic of described storer, the described substrate voltage of Single-chip Controlling provides module to power to tested battery management chip, single-chip microcomputer reads the storage data of tested battery management chip and according to the supplemental characteristic in the described storer (2) the storage data in the tested battery management chip is sampled, comparison, write sign indicating number and verification, be provided with the temperature sensor (9) of the battery operated environment temperature of detecting, temperature sensor is given single-chip microcomputer with the data transfer that collects, single-chip microcomputer is compared the data of temperature sensor collection and the temperature data in the tested battery management chip, the described display module of Single-chip Controlling shows test results after the end of test (EOT), provides module to power to tested battery management chip by Single-chip Controlling said write voltage when single-chip microcomputer writes tested battery management chip with data.
2. the auto testing instrument of battery management chip according to claim 1 is characterized in that: be provided with the reminding module (10) that contains some LED, the described reminding module of described Single-chip Controlling.
3. the auto testing instrument of battery management chip according to claim 1 and 2 is characterized in that: be provided with and be used to warn the hummer (11) that test makes mistakes, the described hummer of described Single-chip Controlling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102134207A CN102043120A (en) | 2009-10-26 | 2009-10-26 | Automatic tester of cell management chip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102134207A CN102043120A (en) | 2009-10-26 | 2009-10-26 | Automatic tester of cell management chip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102043120A true CN102043120A (en) | 2011-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009102134207A Pending CN102043120A (en) | 2009-10-26 | 2009-10-26 | Automatic tester of cell management chip |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102650678A (en) * | 2012-05-04 | 2012-08-29 | 惠州市蓝微电子有限公司 | Multi-channel calibration and checking method for power management ICs (integrated circuits) |
| CN102866899A (en) * | 2012-07-24 | 2013-01-09 | 深圳芯邦科技股份有限公司 | Method and equipment for calibrating parameter |
| CN103559099A (en) * | 2013-10-31 | 2014-02-05 | 惠州市蓝微电子有限公司 | Chip burning checking method |
| CN106501745A (en) * | 2016-12-30 | 2017-03-15 | 深圳市盛弘电气股份有限公司 | A kind of self-checking device and calibration steps |
| CN107003363A (en) * | 2015-02-26 | 2017-08-01 | 株式会社Lg 化学 | Functional verification system for secondary cell managing device |
-
2009
- 2009-10-26 CN CN2009102134207A patent/CN102043120A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102650678A (en) * | 2012-05-04 | 2012-08-29 | 惠州市蓝微电子有限公司 | Multi-channel calibration and checking method for power management ICs (integrated circuits) |
| CN102650678B (en) * | 2012-05-04 | 2014-07-23 | 惠州市蓝微电子有限公司 | Multi-channel calibration and checking method for power management ICs (integrated circuits) |
| CN102866899A (en) * | 2012-07-24 | 2013-01-09 | 深圳芯邦科技股份有限公司 | Method and equipment for calibrating parameter |
| CN102866899B (en) * | 2012-07-24 | 2015-10-21 | 深圳芯邦科技股份有限公司 | A kind of method and apparatus of calibration parameter |
| CN103559099A (en) * | 2013-10-31 | 2014-02-05 | 惠州市蓝微电子有限公司 | Chip burning checking method |
| CN103559099B (en) * | 2013-10-31 | 2017-06-23 | 惠州市蓝微电子有限公司 | A kind of burning chip method of calibration |
| CN107003363A (en) * | 2015-02-26 | 2017-08-01 | 株式会社Lg 化学 | Functional verification system for secondary cell managing device |
| CN106501745A (en) * | 2016-12-30 | 2017-03-15 | 深圳市盛弘电气股份有限公司 | A kind of self-checking device and calibration steps |
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Application publication date: 20110504 |