CN106370955A - Detection method and device of USB PD protocol-based adapter - Google Patents
Detection method and device of USB PD protocol-based adapter Download PDFInfo
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- CN106370955A CN106370955A CN201610870462.8A CN201610870462A CN106370955A CN 106370955 A CN106370955 A CN 106370955A CN 201610870462 A CN201610870462 A CN 201610870462A CN 106370955 A CN106370955 A CN 106370955A
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- 238000001514 detection method Methods 0.000 title claims abstract description 188
- 108700025151 PD protocol Proteins 0.000 title abstract 3
- 238000012163 sequencing technique Methods 0.000 claims abstract description 29
- 238000000034 method Methods 0.000 claims abstract description 12
- 238000004458 analytical method Methods 0.000 claims description 15
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 6
- 230000006978 adaptation Effects 0.000 claims description 4
- 238000012360 testing method Methods 0.000 description 14
- 230000008569 process Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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Abstract
The present invention provides a detection method and device of a USB PD protocol-based adapter. The method includes the following steps that: S11, tap position information transmitted by the USB PD protocol-based adapter is analyzed, output voltage and output current which are supported by the tap positions of the adapter are determined, wherein the tap position information contains the number of the tap positions of the adapter as well as the output voltage and output current which are corresponding to the tap positions; S12, a current detection tap position is determined according to a predetermined tap position detection sequencing rule; S13, the charging request of the current detection tap position is sent to the adapter, wherein the charging request contains a request for a voltage value and a current value which are outputted by the adapter according to the current detection tap position; S14, voltage and current outputted by the adapter according to the charging request are received, and charging detection is carried out; and S15, whether all the tap positions of the adapter have been detected is judged, if all the tap positions of the adapter have been not detected, the method returns to the S12. With the detection method and device provided by the embodiments of the invention adopted, all the tap positions of the adapter can be automatically detected, detection efficiency can be improved, and cost can be saved.
Description
Technical field
The present invention relates to adapter detection technique field, the more particularly, to detection method of the adapter based on usb pd agreement
And device.
Background technology
Power supply adaptor typically requires detection before being dispatched from the factory, to guarantee its product quality.In the detection, needs are certain
Power resistor simulating real operating duty, for this reason, each production firm is frequently with some power supply adaptor testing equipments
Perform detection operation.
For the adapter based on usb pd agreement, due to the voltage and current of multiple gears can be exported, gone out
Detected it is also desirable to simulate the output voltage corresponding to each gear and electric current respectively when detecting before factory, but, existing on market
Adapter testing equipment all also automatically cannot carry out gear switch, and depend on testing staff switch over manually gear realize
The detection of each gear, this not only adds the risk of switching gear error, also makes detection process complicated, testing cost is high.
Content of the invention
Embodiment of the present invention technical problem to be solved is, provides a kind of detection of the adapter based on usb pd agreement
Method, can automatically switch detection gear, improves detection efficiency.
Embodiment of the present invention technical problem to be solved further is, provides a kind of adapter based on usb pd agreement
Detection means, can automatically switch detection gear, improve detection efficiency.
For solving above-mentioned technical problem, the embodiment of the present invention provides following technical scheme: a kind of based on usb pd agreement
The detection method of adapter, comprising:
Step s11, the gear information that analysis is come by the adapter transmission based on usb pd agreement, determine each gear of described adapter
The output voltage supported and output current, described gear information comprises the gear number of described adapter, the corresponding output of each gear
Voltage and output current；
Step s12, determines current detection gear according to predetermined gear detection ordering rule；
Step s13, sends the charge request of current detection gear to described adapter, and described charge request comprises to ask adapter
Magnitude of voltage and current value according to the output of current detection gear；
Step s14, accepts adapter and is charged detecting according to the voltage and current that described charge request exports；
Step s15, judges whether all gears of adapter are fully completed detection, such as no, skips back to step s12.
Further, methods described is additionally included in the following steps of execution before step s11:
Step s10, is set up according to type-c consensus standard with described adapter and is connected.
Further, step s12 specifically includes:
Step s1211, all gears is formed sequencing table according to predetermined gear detection ordering rule sequence, will come sequencing table
The first gear is set to initial current detection gear；
Step s1212, according to sequencing table order, after the detection often completing a current detection gear, by current detection gear
Delete from sequencing table；
Step s1213, the gear of sequence list next one sequential bits is appointed as new current detection gear.
Further, step s12 specifically includes:
Step s1221, by all gears according to predetermined gear detection ordering rule sequence, the gear ranking the first is set to
Initial current detection gear；
Step s1222, according to clooating sequence, after often completing the detection of gear of sequential bits, by current detection gear
The gear of next sequential bits is appointed as new current detection gear.
Further, described predetermined gear detection ordering rule refers to by the order of low-grade location to high tap position or by height
Gear to low-grade location order.
On the other hand, the embodiment of the present invention also provides a kind of detection means of the adapter based on usb pd agreement, comprising:
Analysis module, the gear information come by the adapter transmission based on usb pd agreement for analysis, determine described adapter
Output voltage and output current that each gear is supported, described gear information comprises the gear number of described adapter, each gear corresponds to
Output voltage and output current；
Gear determining module, determines current detection gear according to predetermined gear detection ordering rule；
Request module, sends the charge request of current detection gear to described adapter, and described charge request comprises request adaptation
Magnitude of voltage and current value that device exports according to current detection gear；
Detection module, is charged detecting according to the voltage and current that described charge request exports for accepting adapter；
Judge module, whether all gears for judging adapter are fully completed detection, such as no it indicates that gear determining module
Redefine current detection gear and send charge request.
Further, described device also includes:
Communication module, is connected for being set up according to type-c consensus standard with described adapter.
Further, described gear determining module includes:
Sequencing unit, for all gears are formed sequencing table according to predetermined gear detection ordering rule sequence, will the row of coming
The gear of sequence heading position is set to initial current detection gear；
Delete unit, for according to sequencing table order, after the detection often completing a current detection gear, by current detection shelves
Position is deleted from sequencing table；
Designating unit, for being appointed as new current detection gear by the gear of sequence list next one sequential bits.
Further, described gear determining module includes:
Sequencing unit, according to predetermined gear detection ordering rule sequence the gear ranking the first is set for by all gears
It is set to initial current detection gear；
Designating unit, according to clooating sequence, after often completing the detection of gear of sequential bits, by under current detection gear
The gear of one sequential bits is appointed as new current detection gear.
Further, described predetermined gear detection ordering rule refers to by the order of low-grade location to high tap position or by height
Gear to low-grade location order.
After technique scheme, the embodiment of the present invention at least has the advantages that the embodiment of the present invention is directed to
Detected based on the adapter that the usb pd agreement that usb-if tissue publishes is produced, can automatically read adapter and be propped up
The all voltages held and electric current gear realize the detection gear that automatically switches in detection process, have raising detection efficiency and saving
The advantage of testing cost.
Brief description
Fig. 1 is the schematic flow sheet of one embodiment of detection method of the adapter based on usb pd agreement for the present invention.
Fig. 2 is the schematic flow sheet of another embodiment of detection method of the adapter based on usb pd agreement for the present invention.
Fig. 3 is the tool of step s12 in one embodiment of detection method of the adapter based on usb pd agreement for the present invention
Body schematic flow sheet.
Fig. 4 is step s12 in another embodiment of detection method of the adapter based on usb pd agreement for the present invention
Idiographic flow schematic diagram.
Fig. 5 is the structural representation of one embodiment of detection means of the adapter based on usb pd agreement for the present invention.
Fig. 6 is the structural representation of another embodiment of detection means of the adapter based on usb pd agreement for the present invention.
Fig. 7 is the gear determining module in one embodiment of detection means of the adapter based on usb pd agreement for the present invention
Concrete structure schematic diagram.
Fig. 8 is that the gear in another embodiment of detection means of the adapter based on usb pd agreement for the present invention determines mould
The concrete structure schematic diagram of block.
Specific embodiment
With specific embodiment, the application is described in further detail below in conjunction with the accompanying drawings.It should be appreciated that following signal
Property embodiment and explanation only be used for explain the present invention, not as a limitation of the invention, and, in the case of not conflicting,
Embodiment in the application and the feature in embodiment can be combined with each other.
As shown in figure 1, the embodiment of the present invention provides a kind of detection method of the adapter based on usb pd agreement, comprising:
Step s11, the gear information that analysis is come by the adapter transmission based on usb pd agreement, determine each gear of described adapter
The output voltage supported and output current, described gear information comprises the gear number of described adapter, the corresponding output of each gear
Voltage and output current；
Step s12, determines current detection gear according to predetermined gear detection ordering rule；
Step s13, and the charge request of current detection gear is sent to described adapter, described charge request comprises request adaptation
Magnitude of voltage and current value that device exports according to current detection gear；
Step s14, accepts adapter and is charged detecting according to the voltage and current that described charge request exports；
Step s15, judges whether all gears of adapter are fully completed detection, such as no, skips back to step s12.
The detection method of the adapter based on usb pd agreement for the embodiment of the present invention is passed through analysis and is determined that adapter is supported
Voltage and electric current gear, all gears automatically adapter supported are detected one by one, during each change detection gear,
Automatically check whether to complete the detection of whole gears so that detection when any one gear of not test leakage, the traditional detection that compares fill
Put and manual switching can only detect gear, automatic switchover gear of the present invention, can effectively improve detection efficiency, reduce testing cost.
As shown in Fig. 2 in one alternate embodiment, the following step that methods described executes before being additionally included in step s11
Rapid:
Step s10, is set up according to type-c consensus standard with described adapter and is connected.
In the present embodiment, it is connected by setting up according to type-c agreement with adapter, can be lifted subsequently and adapter between
Data transfer speed data integrity, improve detection efficiency and accuracy.
As shown in figure 3, in a specific embodiment, step s12 specifically includes:
Step s1211, all gears is formed sequencing table according to predetermined gear detection ordering rule sequence, will come sequencing table
The first gear is set to initial current detection gear；
Step s1212, according to sequencing table order, after the detection often completing a current detection gear, by current detection gear
Delete from sequencing table；
Step s1213, the gear of sequence list next one sequential bits is appointed as new current detection gear.
In the present embodiment, only the gear not detected need to be ranked up, be conducive to improving sequence efficiency.
As shown in figure 4, in another specific embodiment, step s12 specifically includes:
Step s1221, by all gears according to predetermined gear detection ordering rule sequence, the gear ranking the first is set to
Initial current detection gear；
Step s1222, according to clooating sequence, after often completing the detection of gear of sequential bits, by current detection gear
The gear of next sequential bits is appointed as new current detection gear.
In the present embodiment, by all gears are carried out unifying sorting, then one by one examinations in order, be conducive to
All gears are planned, will not any one gear of test leakage, step is simple, can time of effectively save detection and improve inspection
Survey efficiency.
In an optional embodiment, described predetermined gear detection ordering rule is included by low-grade location to high tap position
Order and the order by high tap position to low-grade location；By all gears according to high tap position to low-grade location or low-grade location to high tap position
It is smoothed out arranging so that the order of detection has logic, and preferably accomplishes any one gear of not test leakage when detecting, have
The efficiency improving detection of effect.
As shown in figure 5, on the other hand, the embodiment of the present invention also provides a kind of detection of the adapter based on usb pd agreement
Device 1, comprising:
Analysis module 11, the gear information come by the adapter transmission based on usb pd agreement for analysis, determine described adaptation
Output voltage and output current that each gear of device is supported, described gear information comprises the gear number of described adapter, each gear pair
The output voltage answered and output current；
Gear determining module 12, determines current detection gear according to predetermined gear detection ordering rule；
Request module 13, sends the charge request of current detection gear to described adapter, and it is suitable that described charge request comprises request
Magnitude of voltage and current value that orchestration exports according to current detection gear；
Detection module 14, is charged detecting according to the voltage and current that described charge request exports for accepting adapter；
Judge module 15, whether all gears for judging adapter are fully completed detection, as no it indicates that gear determines mould
Block 12 redefines current detection gear and sends charge request.
The detection means of the adapter based on usb pd agreement for the present invention is communicated by adapter and detection means 1, inspection
Survey device 1 and pass through voltage and the electric current gear that analysis module determines that adapter supported, that automatically adapter is supported owns
Gear is detected one by one, during each change detection gear, automatically checks whether to complete the inspection of all gears by judge module 15
Survey so that detection when any one gear of not test leakage, compare conventional detection devices can only manual switching detection gear, the present invention
Have automatic switchover gear and the function of manual switching gear, can effectively improve detection efficiency, reduce testing cost.
As shown in fig. 6, in one alternate embodiment, described device also includes:
Communication module 16, is connected for being set up according to type-c consensus standard with described adapter.Described communication module be adapted to
Device is set up according to type-c consensus standard after connecting, the gear information that automatic reception adapter sends, and gear is believed
Breath sends analysis module 11 to.
As shown in fig. 7, in a specific embodiment, described gear determining module 12 includes:
Sequencing unit 1211, for all gears are formed sequencing table according to predetermined gear detection ordering rule sequence, will arrange
It is set to initial current detection gear in the first gear of sequencing table；
Delete unit 1212, for according to sequencing table order, after the detection often completing a current detection gear, will currently examine
Survey gear to delete from sequencing table；
Designating unit 1213, for being appointed as new current detection gear by the gear of sequence list next one sequential bits.
By above-mentioned module it is ensured that not leaking any one gear of side when detecting, rationally the gear not detected being sorted and referring to
It is set to current detection gear.
As shown in figure 8, in another specific embodiment, described gear determining module 12 includes:
Sequencing unit 1221, for all gears sort according to predetermined gear detection ordering rule, by the shelves ranking the first
Position is set to initial current detection gear；
Designating unit 1222, according to clooating sequence, after often completing the detection of gear of sequential bits, by current detection gear
The gear of next sequential bits be appointed as new current detection gear.
By above-mentioned module, all gears are ranked up, can effectively all gears be planned so that when being detected
Any one gear of not test leakage, step is simple, can time of effectively save detection and improve detection efficiency.
In one alternate embodiment, this device is additionally provided with manual switching gear module (not shown), can be used for artificial
Carry out gear switch so that device realizes automatic switchover gear with manual switching gear both of which and deposits, can effectively improve
The using effect of device.
In one alternate embodiment, described predetermined gear detection ordering rule include suitable by low-grade location to high tap position
Sequence and the order by high tap position to low-grade location.All gears are suitable according to high tap position to low-grade location or low-grade location to high tap position
Profit is arranged so that the order being detected has logic, and preferably accomplishes any one gear of not test leakage, effectively when detecting
Improve detection efficiency.
Apply detection means 1 of the present invention that adapter is implemented with the concrete process detecting as follows: by detection means 1 and adapter
Connect, communication is set up by communication module 16 and connects, and then receive the gear information that sends of adapter and by gear information
Send analysis module 11 to, described gear information comprises the gear number of described adapter, the corresponding output voltage of each gear and defeated
Go out electric current；Analysis module 11 is analyzed to gear information, determines output voltage and the output of the support of described adapter each gear
Electric current；After analysis completes, the information transmission completing will be analyzed to gear determining module 12, gear determining module 12 is according to predetermined
Gear detection ordering rule to detection gear be ranked up and determine current detection gear；After determining current detection gear,
Transmit information to request module 13, allow request module 13 to send to described adapter and comprise to ask adapter according to current detection shelves
The magnitude of voltage of position output and current value charge request；Then, adapter is accepted by detection module 14 defeated according to described charge request
The voltage and current going out is charged detecting；After detection completes, judge module 15 judges whether all gears of adapter are complete
Portion completes to detect, as no it indicates that gear determining module 12 redefines current detection gear and resend by request module
Charge request, in this way, then completes the detection of all gears of adapter.Certainly, in concrete application implementation process, again true
Recognize when pre-test gear, if necessary, also can also be by manually being operable to again establish to manual switching gear module
Current detection gear.
If the function described in the embodiment of the present invention is realized and as independent using in the form of software function module or unit
When production marketing or use, can be stored in a computing device read/write memory medium.Based on such understanding, the present invention
Partly being embodied in the form of software product of part that embodiment contributes to prior art or this technical scheme
Come, this software product is stored in a storage medium, including some instructions with so that a computing device (can be personal
Computer, server, mobile computing device or network equipment etc.) execution each embodiment methods described of the present invention whole or
Part steps.And aforesaid storage medium includes: u disk, portable hard drive, read only memory (rom, read-only memory),
Random access memory (ram, random access memory), magnetic disc or CD etc. are various can be with store program codes
Medium.In this specification, each embodiment is described by the way of going forward one by one, and what each embodiment stressed is real with other
Apply the difference of example, between each embodiment same or similar partly mutually referring to.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, permissible
Understand and can carry out multiple changes, modification, replacement to these embodiments without departing from the principles and spirit of the present invention
And modification, the scope of the present invention limits by claims and its equivalency range.
Claims (10)
1. a kind of detection method of the adapter based on usb pd agreement is it is characterised in that include:
Step s11, the gear information that analysis is come by the adapter transmission based on usb pd agreement, determine each gear of described adapter
The output voltage supported and output current, described gear information comprises the gear number of described adapter, the corresponding output of each gear
Voltage and output current；
Step s12, determines current detection gear according to predetermined gear detection ordering rule；
Step s13, sends the charge request of current detection gear to described adapter, and described charge request comprises to ask adapter
Magnitude of voltage and current value according to the output of current detection gear；
Step s14, accepts adapter and is charged detecting according to the voltage and current that described charge request exports；
Step s15, judges whether all gears of adapter are fully completed detection, such as no, skips back to step s12.
2. the adapter based on usb pd agreement as claimed in claim 1 detection method it is characterised in that methods described also
Following steps including execution before step s11:
Step s10, is set up according to type-c consensus standard with described adapter and is connected.
3. the detection method of the adapter based on usb pd agreement as claimed in claim 1 is it is characterised in that step s12 has
Body includes:
Step s1211, all gears is formed sequencing table according to predetermined gear detection ordering rule sequence, will come sequencing table
The first gear is set to initial current detection gear；
Step s1212, according to sequencing table order, after the detection often completing a current detection gear, by current detection gear
Delete from sequencing table；
Step s1213, the gear of sequence list next one sequential bits is appointed as new current detection gear.
4. the detection method of the adapter based on usb pd agreement as claimed in claim 1 is it is characterised in that step s12 has
Body includes:
Step s1221, by all gears according to predetermined gear detection ordering rule sequence, the gear ranking the first is set to
Initial current detection gear；
Step s1222, according to clooating sequence, after often completing the detection of gear of sequential bits, by current detection gear
The gear of next sequential bits is appointed as new current detection gear.
5. the detection method of the adapter based on usb pd agreement as described in claim 1,3 or 4 is it is characterised in that described
Predetermined gear detection ordering rule refers to by the order of low-grade location to high tap position or the order by high tap position to low-grade location.
6. a kind of detection means of the adapter based on usb pd agreement is it is characterised in that include:
Analysis module, the gear information come by the adapter transmission based on usb pd agreement for analysis, determine described adapter
Output voltage and output current that each gear is supported, described gear information comprises the gear number of described adapter, each gear corresponds to
Output voltage and output current；
Gear determining module, determines current detection gear according to predetermined gear detection ordering rule；
Request module, sends the charge request of current detection gear to described adapter, and described charge request comprises request adaptation
Magnitude of voltage and current value that device exports according to current detection gear；
Detection module, is charged detecting according to the voltage and current that described charge request exports for accepting adapter；
Judge module, whether all gears for judging adapter are fully completed detection, such as no it indicates that gear determining module
Redefine current detection gear and send charge request.
7. the adapter based on usb pd agreement as claimed in claim 6 detection means it is characterised in that described device also
Including:
Communication module, is connected for being set up according to type-c consensus standard with described adapter.
8. the detection means of the adapter based on usb pd agreement as claimed in claim 6 is it is characterised in that described gear is true
Cover half block includes:
Sequencing unit, for all gears are formed sequencing table according to predetermined gear detection ordering rule sequence, will the row of coming
The gear of sequence heading position is set to initial current detection gear；
Delete unit, for according to sequencing table order, after the detection often completing a current detection gear, by current detection shelves
Position is deleted from sequencing table；
Designating unit, for being appointed as new current detection gear by the gear of sequence list next one sequential bits.
9. the detection means of the adapter based on usb pd agreement as claimed in claim 6 is it is characterised in that described gear is true
Cover half block includes:
Sequencing unit, according to predetermined gear detection ordering rule sequence the gear ranking the first is set for by all gears
It is set to initial current detection gear；
Designating unit, according to clooating sequence, after often completing the detection of gear of sequential bits, by under current detection gear
The gear of one sequential bits is appointed as new current detection gear.
10. the detection means of the adapter based on usb pd agreement as described in claim 6,8 or 9 is it is characterised in that described
Predetermined gear detection ordering rule refers to by the order of low-grade location to high tap position or the order by high tap position to low-grade location.
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| CN201610870462.8A CN106370955B (en) | 2016-09-29 | 2016-09-29 | USB PD protocol-based adapter detection method and device |
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|---|---|---|---|
| CN201610870462.8A CN106370955B (en) | 2016-09-29 | 2016-09-29 | USB PD protocol-based adapter detection method and device |
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