CN205484625U - A intelligent test circuit for USB TYPE -C wire rod - Google Patents
A intelligent test circuit for USB TYPE -C wire rod Download PDFInfo
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- CN205484625U CN205484625U CN201620019032.0U CN201620019032U CN205484625U CN 205484625 U CN205484625 U CN 205484625U CN 201620019032 U CN201620019032 U CN 201620019032U CN 205484625 U CN205484625 U CN 205484625U
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Abstract
The utility model relates to an intelligent test circuit for USB TYPE -C wire rod, include: displayPort signal input part for receive displayPort test signal, displayPort signal input part's USB TYPE -C socket end is connected to the electricity for the first end of grafting USB TYPE -C wire rod, the 2nd USB TYPE -C socket end for the second end of grafting USB TYPE -C wire rod, a plurality of two -way change over switch of the 2nd USB TYPE -C socket end is connected to the electricity, two -way change over switch's displayPort signal output part is connected to the electricity for receive displayPort test signal, displayPort signal output part's display is connected to the electricity. The first end and the second end of TYPE -C wire rod are pegged graft respectively at USB TYPE -C socket end and the 2nd USB TYPE -C socket end, whether the displayPort test signal that displayPort signal input part received shows in order to predetermine resolution ratio at the display through judging, if not, the user triggers a plurality of two -way change over switch and switch over the connection between the predetermined a plurality of pin of the 2nd USB TYPE -C socket end, thereby realize that the electrical connection when simple operation can be accomplished the positive reverse plug of USB type -C wire rod tests.
Description
Technical field
This utility model relates to USB Type-C wire rod technical field, particularly relates to a kind of intelligent test circuit for USB TYPE-C wire rod.
Background technology
USB Type-C mainly has three kinds of transfer functions, is usb data, power supply/charge, DisplayPort video respectively.Summing up in fact, USB Type-C at least has the advantage that 1, largest data transfer speed reaches the 10Gbit/ second, is also the standard of USB 3.1；2, the size of USB Type-C socket end is about 8.3mm × 2.5mm；3, support from tow sides the most insertable " positive anti-plug " function, 10,000 times can be born and repeatedly plug.Based on above-mentioned advantage, in the near future, the communication interface of the electronics such as mobile phone, flat board, notebook, desktop computer all can the market demand of standard configuration USB Type-C, USB Type-C wire rod huge.
The plug of USB Type-C wire rod has pin as shown in Figure 2；USB Type-C socket end has pin as shown in Figure 3.
Electrical connection time first end and second of USB Type-C wire rod to be tested rectifies anti-plug before dispatching from the factory of the USB Type-C wire rod is the most normal, traditional way need to test four times: i.e., first end carries out positive anti-plug to be tested twice, positive and negative test twice is carried out again after exchanging the second end, cause that testing time is more, the used time is longer, be unfavorable for the batch production of USB Type-C wire rod.
Utility model content
Based on this, it is necessary to for the problems referred to above, it is provided that a kind of intelligent test circuit for USB TYPE-C wire rod, simple operations can complete to test electrical connection during USB positive anti-plug of Type-C wire rod.
A kind of intelligent test circuit for USB TYPE-C wire rod, including:
DisplayPort signal input part, is used for receiving DisplayPort and tests signal；
Electrically connect a USB TYPE-C socket end of described DisplayPort signal input part, for the first end of grafting USB TYPE-C wire rod；
2nd USB TYPE-C socket end, for the second end of grafting USB TYPE-C wire rod；
Electrically connecting the some two-way switching switch of described 2nd USB TYPE-C socket end, for responding the triggering of user, between several pins preset of described 2nd USB TYPE-C socket end, switching connects；
Electrically connect the DisplayPort signal output part of described two-way switching switch, be used for receiving described DisplayPort and test signal；
Electrically connect the display of described DisplayPort signal output part, be used for receiving described DisplayPort and test signal, and show according to described DisplayPort test signal.
Wherein in an embodiment, described DisplayPort signal output part has a pin listed by following form:
| Pin | Definition | Pin | Definition |
| 1 | ML_Lane0(p) | 11 | GND |
| 2 | GND | 12 | ML_Lane3(n) |
| 3 | ML_Lane0(n) | 13 | CONFIG1 |
| 4 | ML_Lane1(p) | 14 | CONFIG2 |
| 5 | GND | 15 | AUX CH(p) |
| 6 | ML_Lane1(n) | 16 | GND |
| 7 | ML_Lane2(p) | 17 | AUX CH(n) |
| 8 | GND | 18 | Hot Plug Detect |
| 9 | ML_Lane2(n) | 19 | Return |
| 10 | ML_Lane3(p) | 20 | DP_PWR |
Wherein, the number of described two-way switching switch is eight, and each described two-way switching switch includes: fixing end, the first switch terminal and the second switch terminal；
The fixing end of first two-way switching switch electrically connects with ML_Lane0 (p) pin of described DisplayPort signal output part, its first switch terminal electrically connects with the A2 pin of USB Type-C socket end, and its second switch terminal electrically connects with the B2 pin of USB Type-C socket end；
The fixing end of second two-way switching switch electrically connects with ML_Lane0 (n) pin of described DisplayPort signal output part, its first switch terminal electrically connects with the A3 pin of USB Type-C socket end, and its second switch terminal electrically connects with the B3 pin of USB Type-C socket end；
The fixing end of the 3rd two-way switching switch electrically connects with ML_Lane1 (p) pin of described DisplayPort signal output part, its first switch terminal electrically connects with the A10 pin of USB Type-C socket end, and its second switch terminal electrically connects with the B10 pin of USB Type-C socket end；
The fixing end of the 4th two-way switching switch electrically connects with ML_Lane1 (n) pin of described DisplayPort signal output part, its first switch terminal electrically connects with the A11 pin of USB Type-C socket end, and its second switch terminal electrically connects with the B11 pin of USB Type-C socket end；
The fixing end of the 5th two-way switching switch electrically connects with ML_Lane2 (p) pin of described DisplayPort signal output part, its first switch terminal electrically connects with the B2 pin of USB Type-C socket end, and its second switch terminal electrically connects with the A2 pin of USB Type-C socket end；
The fixing end of the 6th two-way switching switch electrically connects with ML_Lane2 (n) pin of described DisplayPort signal output part, its first switch terminal electrically connects with the A10 pin of USB Type-C socket end, and its second switch terminal electrically connects with the A3 pin of USB Type-C socket end；
The fixing end of the 7th two-way switching switch electrically connects with ML_Lane3 (p) pin of described DisplayPort signal output part, its first switch terminal electrically connects with the B10 pin of USB Type-C socket end, and its second switch terminal electrically connects with the B10 pin of USB Type-C socket end；
The fixing end of the 8th two-way switching switch electrically connects with ML_Lane3 (n) pin of described DisplayPort signal output part, its first switch terminal electrically connects with the B11 pin of USB Type-C socket end, and its second switch terminal electrically connects with the A11 pin of USB Type-C socket end.
The above-mentioned intelligent test circuit for USB TYPE-C wire rod, first end of TYPE-C wire rod and the second end are plugged on a USB TYPE-C socket end and the 2nd USB TYPE-C socket end respectively, by judging whether the DisplayPort test signal that DisplayPort signal input part receives shows with default resolution at display, if not, user triggers the switching between several pins preset of the 2nd USB TYPE-C socket end of some two-way switchings switch and connects, thus realize simple operations and can complete electrical connection during USB positive anti-plug of Type-C wire rod is tested.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of the intelligent test circuit for USB TYPE-C wire rod of utility model one preferred embodiment；
Fig. 2 is the plug pin definition table of USB Type-C wire rod；
Fig. 3 is USB Type-C socket end pin definition table；
Fig. 4 be two-way switching switch respectively with DisplayPort signal output part and USB Type-C socket end connection diagram.
Detailed description of the invention
For the ease of understanding this utility model, below with reference to relevant drawings, this utility model is described more fully.Accompanying drawing gives preferred embodiment of the present utility model.But, this utility model can realize in many different forms, however it is not limited to embodiment described herein.On the contrary, providing the purpose of these embodiments is to make the understanding to disclosure of the present utility model more thorough comprehensively.
As shown in Figure 1, the structured flowchart of the intelligent test circuit 30 for USB TYPE-C wire rod of this utility model one preferred embodiment, including: DisplayPort signal input part 31, USB TYPE-C socket end the 32, a 2nd USB TYPE-C socket end 33 of electrical connection DisplayPort signal input part 31, the some two-way switching switch 34 of electrical connection the 2nd USB TYPE-C socket end 33, the DisplayPort signal output part 35 electrically connecting two-way switching switch 34 and the display 36 of electrical connection DisplayPort signal output part 35.
DisplayPort signal input part 31 is used for receiving DisplayPort and tests signal.In actual applications, DisplayPort signal input part 31 connects the DisplayPort signal output port on computer, tests signal by operation computer export DisplayPort.Oneth USB TYPE-C socket end 32 is for the first end of grafting USB TYPE-C wire rod 40.2nd USB TYPE-C socket end 33 is for the second end of grafting USB TYPE-C wire rod 40.Some two-way switchings switch 34 is for responding the triggering of user, and between several pins preset of the 2nd USB TYPE-C socket end 33, switching connects.DisplayPort signal output part 35 is used for receiving DisplayPort and tests signal.Display is used for receiving DisplayPort and tests signal, and shows according to DisplayPort test signal.
Plug pin refering to USB Type-C wire rod as shown in Figure 2 defines the table of USB Type-C socket end pin definition shown in table and Fig. 3.
Concrete the most in the present embodiment, DisplayPort signal output part 35 has a pin listed by following form:
Refering to Fig. 4, the number of two-way switching switch is eight, and each two-way switching switch includes: fixing end, the first switch terminal and the second switch terminal.
The fixing end of first two-way switching switch electrically connects with ML_Lane0 (p) pin of DisplayPort signal output part, its first switch terminal electrically connects with the A2 pin of USB Type-C socket end, and its second switch terminal electrically connects with the B2 pin of USB Type-C socket end.
The fixing end of second two-way switching switch electrically connects with ML_Lane0 (n) pin of DisplayPort signal output part, its first switch terminal electrically connects with the A3 pin of USB Type-C socket end, and its second switch terminal electrically connects with the B3 pin of USB Type-C socket end.
The fixing end of the 3rd two-way switching switch electrically connects with ML_Lane1 (p) pin of DisplayPort signal output part, its first switch terminal electrically connects with the A10 pin of USB Type-C socket end, and its second switch terminal electrically connects with the B10 pin of USB Type-C socket end.
The fixing end of the 4th two-way switching switch electrically connects with ML_Lane1 (n) pin of DisplayPort signal output part, its first switch terminal electrically connects with the A11 pin of USB Type-C socket end, and its second switch terminal electrically connects with the B11 pin of USB Type-C socket end.
The fixing end of the 5th two-way switching switch electrically connects with ML_Lane2 (p) pin of DisplayPort signal output part, its first switch terminal electrically connects with the B2 pin of USB Type-C socket end, and its second switch terminal electrically connects with the A2 pin of USB Type-C socket end.
The fixing end of the 6th two-way switching switch electrically connects with ML_Lane2 (n) pin of DisplayPort signal output part, its first switch terminal electrically connects with the A10 pin of USB Type-C socket end, and its second switch terminal electrically connects with the A3 pin of USB Type-C socket end.
The fixing end of the 7th two-way switching switch electrically connects with ML_Lane3 (p) pin of DisplayPort signal output part, its first switch terminal electrically connects with the B10 pin of USB Type-C socket end, and its second switch terminal electrically connects with the B10 pin of USB Type-C socket end.
The fixing end of the 8th two-way switching switch electrically connects with ML_Lane3 (n) pin of DisplayPort signal output part, its first switch terminal electrically connects with the B11 pin of USB Type-C socket end, and its second switch terminal electrically connects with the A11 pin of USB Type-C socket end.
The method of testing of the above-mentioned intelligent test circuit for USB TYPE-C wire rod, including:
Step 1, the first end of USB TYPE-C wire rod 40 and USB TYPE-C socket end 32 grafting, the second end of USB TYPE-C wire rod 40 and the 2nd USB TYPE-C socket end 33 grafting.
Step 2, DisplayPort signal input part 31 receive DisplayPort and test signal.
Step 3, DisplayPort signal output part receive DisplayPort and test signal.
Step 4, judge whether display 36 shows with default resolution, connect if it is not, user triggers some two-way switchings switch 34 switching between several pins preset of the 2nd USB TYPE-C socket end 33.
The above-mentioned intelligent test circuit for USB TYPE-C wire rod, first end of TYPE-C wire rod 40 and the second end are plugged on USB TYPE-C socket end 32 and a 2nd USB TYPE-C socket end 33 respectively, by judging whether the DisplayPort test signal that DisplayPort signal input part 31 receives shows with default resolution at display 36, if not, user triggers some two-way switchings switch 34 switching between several pins preset of the 2nd USB TYPE-C socket end 33 and connects, thus realize simple operations and can complete electrical connection during USB Type-C wire rod 40 positive anti-plug is tested.
Embodiment described above only have expressed several embodiments of the present utility model, and it describes more concrete and detailed, but therefore can not be interpreted as the restriction to utility model patent scope.It should be pointed out that, for the person of ordinary skill of the art, without departing from the concept of the premise utility, it is also possible to make some deformation and improvement, these broadly fall into protection domain of the present utility model.Therefore, the protection domain of this utility model patent should be as the criterion with claims.
Claims (2)
1. the intelligent test circuit for USB TYPE-C wire rod, it is characterised in that including:
DisplayPort signal input part, is used for receiving DisplayPort and tests signal；
Electrically connect a USB TYPE-C socket end of described DisplayPort signal input part, for grafting
First end of USB TYPE-C wire rod；
2nd USB TYPE-C socket end, for the second end of grafting USB TYPE-C wire rod；
Electrically connect the some two-way switching switch of described 2nd USB TYPE-C socket end, be used for responding user
Triggering, described 2nd USB TYPE-C socket end preset several pins between switching connect；
Electrically connect the DisplayPort signal output part of described two-way switching switch, be used for receiving described
DisplayPort tests signal；
Electrically connect the display of described DisplayPort signal output part, be used for receiving described DisplayPort and survey
Trial signal, and show according to described DisplayPort test signal.
Intelligent test circuit for USB TYPE-C wire rod the most according to claim 1, its feature
Being, described DisplayPort signal output part has a pin listed by following form:
Wherein, the number of described two-way switching switch is eight, and each described two-way switching switch includes: fixing
End, the first switch terminal and the second switch terminal；
The fixing end of first two-way switching switch and described DisplayPort signal output part
ML_Lane0 (p) pin electrically connects, and its first switch terminal is electrically connected with the A2 pin of USB Type-C socket end
Connecing, its second switch terminal electrically connects with the B2 pin of USB Type-C socket end；
The fixing end of second two-way switching switch and described DisplayPort signal output part
ML_Lane0 (n) pin electrically connects, and its first switch terminal is electrically connected with the A3 pin of USB Type-C socket end
Connecing, its second switch terminal electrically connects with the B3 pin of USB Type-C socket end；
The fixing end of the 3rd two-way switching switch and described DisplayPort signal output part
ML_Lane1 (p) pin electrically connects, and its first switch terminal is electrically connected with the A10 pin of USB Type-C socket end
Connecing, its second switch terminal electrically connects with the B10 pin of USB Type-C socket end；
The fixing end of the 4th two-way switching switch and described DisplayPort signal output part
ML_Lane1 (n) pin electrically connects, and its first switch terminal is electrically connected with the A11 pin of USB Type-C socket end
Connecing, its second switch terminal electrically connects with the B11 pin of USB Type-C socket end；
The fixing end of the 5th two-way switching switch and described DisplayPort signal output part
ML_Lane2 (p) pin electrically connects, and its first switch terminal is electrically connected with the B2 pin of USB Type-C socket end
Connecing, its second switch terminal electrically connects with the A2 pin of USB Type-C socket end；
The fixing end of the 6th two-way switching switch and described DisplayPort signal output part
ML_Lane2 (n) pin electrically connects, and its first switch terminal is electrically connected with the A10 pin of USB Type-C socket end
Connecing, its second switch terminal electrically connects with the A3 pin of USB Type-C socket end；
The fixing end of the 7th two-way switching switch and described DisplayPort signal output part
ML_Lane3 (p) pin electrically connects, and its first switch terminal is electrically connected with the B10 pin of USB Type-C socket end
Connecing, its second switch terminal electrically connects with the B10 pin of USB Type-C socket end；
The fixing end of the 8th two-way switching switch and described DisplayPort signal output part
ML_Lane3 (n) pin electrically connects, and its first switch terminal is electrically connected with the B11 pin of USB Type-C socket end
Connecing, its second switch terminal electrically connects with the A11 pin of USB Type-C socket end.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620019032.0U CN205484625U (en) | 2016-01-05 | 2016-01-05 | A intelligent test circuit for USB TYPE -C wire rod |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620019032.0U CN205484625U (en) | 2016-01-05 | 2016-01-05 | A intelligent test circuit for USB TYPE -C wire rod |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105510762A (en) * | 2016-01-05 | 2016-04-20 | 东莞铭基电子科技集团有限公司 | Intelligent test circuit and test method for USB TYPE-C wire |
| CN109062751A (en) * | 2018-09-14 | 2018-12-21 | 电子科技大学中山学院 | USB Type-C interface rapid test system and method |
| TWI650564B (en) * | 2017-04-11 | 2019-02-11 | 飛宏科技股份有限公司 | Test device and method for universal serial bus C-type adapter |
| CN110418100A (en) * | 2019-08-01 | 2019-11-05 | 明基智能科技（上海）有限公司 | Video conferencing system and its transmission end device |
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2016
- 2016-01-05 CN CN201620019032.0U patent/CN205484625U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105510762A (en) * | 2016-01-05 | 2016-04-20 | 东莞铭基电子科技集团有限公司 | Intelligent test circuit and test method for USB TYPE-C wire |
| CN105510762B (en) * | 2016-01-05 | 2019-03-01 | 东莞铭基电子科技集团有限公司 | The test method of intelligence test circuit for USB TYPE-C wire rod |
| TWI650564B (en) * | 2017-04-11 | 2019-02-11 | 飛宏科技股份有限公司 | Test device and method for universal serial bus C-type adapter |
| CN109062751A (en) * | 2018-09-14 | 2018-12-21 | 电子科技大学中山学院 | USB Type-C interface rapid test system and method |
| CN110418100A (en) * | 2019-08-01 | 2019-11-05 | 明基智能科技（上海）有限公司 | Video conferencing system and its transmission end device |
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Address after: 523000 Room 101, No.88, Pingshan Industrial Road, Tangxia Town, Dongguan City, Guangdong Province Patentee after: Guangdong Mingji High Tech Electronics Co., Ltd Address before: 523728, 93, 188 Industrial Road, Pingshan Town, Guangdong, Dongguan, Tangxia Patentee before: Dongguan Ming Ji electronics technology Group Co., Ltd |