CN104569673A - Test circuit, method and device - Google Patents
Test circuit, method and device Download PDFInfo
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- CN104569673A CN104569673A CN201410848749.1A CN201410848749A CN104569673A CN 104569673 A CN104569673 A CN 104569673A CN 201410848749 A CN201410848749 A CN 201410848749A CN 104569673 A CN104569673 A CN 104569673A
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- 238000012360 testing method Methods 0.000 title claims abstract description 157
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000001514 detection method Methods 0.000 claims description 17
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- 238000009434 installation Methods 0.000 claims description 10
- 238000010998 test method Methods 0.000 claims description 10
- 230000006870 function Effects 0.000 description 10
- 238000011056 performance test Methods 0.000 description 6
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- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
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Abstract
The embodiment of the invention discloses a test circuit, method and device. The test circuit comprises a terminal device provided with a USB interface and a control unit, and a USB interface wire rod. All pins of the USB interface wire rod are correspondingly connected with all pins of the USB interface of the terminal device. A resistor is connected between the ID pin and the GND pin of the USB interface wire rod. The control unit is connected with all the pins of the USB interface of the terminal device, and the ID pin of the USB interface of the terminal device is connected with a power source. A voltage value of the ID pin of the USB interface of the terminal device in the test circuit is detected, whether to enter a test mode is judged according to the detected voltage value, and therefore testing of the performance of the terminal device without keyboard input is finished.
Description
Technical field
The embodiment of the present invention relates to terminal device measuring technology, particularly relates to a kind of test circuit, method and apparatus.
Background technology
In the production run of terminal device, in order to ensure the quality of terminal device, need to carry out engineering test to the various module of software and hardware of terminal device, and this engineering test, for ordinary consumer, with less than.Therefore, should facilitate the production of terminal device, avoid consumer to enter test pattern in use again, a kind of good method of testing is just particularly important.
In existing terminal device, such as, mobile phone etc. is had to the terminal device of keyboard entry function, some engineering test patterns can be solidified in software, just can enter test pattern by some special numerals of input through keyboard or character.
But some are not had to the terminal device of input through keyboard, it is just very difficult to carry out engineering test pattern in process of production.
Summary of the invention
In view of this, the embodiment of the present invention provides a kind of test circuit, method and apparatus, to optimize existing terminal device measuring technology, meets the test of developer to the terminal device that on-keyboard inputs.
In first aspect, embodiments provide a kind of test circuit, comprising: terminal device and the USB interface wire rod with USB interface and control module;
Each pin of described USB interface wire rod is corresponding with each pin of the USB interface of described terminal device to be connected; Resistance is connected with between the ID pin of described USB interface wire rod and GND pin; Described control module is connected with each pin of the USB interface of described terminal device, and the ID pin of the USB interface of described terminal device is connected with power supply.
In second aspect, the embodiment of the present invention additionally provides a kind of method of testing based on above-mentioned test circuit, comprising:
Described control module detects the magnitude of voltage of the ID pin of the USB interface of described terminal device;
Described control module judges whether to enter test pattern according to the magnitude of voltage detected.
In the third aspect, the embodiment of the present invention additionally provides a kind of proving installation based on above-mentioned test circuit, comprising:
Detection module, for detecting the magnitude of voltage of the ID pin of the USB interface of described terminal device;
Judge module, for judging whether to enter test pattern according to the magnitude of voltage detected.
The test circuit that the embodiment of the present invention provides, method and apparatus, by detecting the magnitude of voltage of the ID pin of the USB interface of terminal device in test circuit, judge whether to enter test pattern according to the magnitude of voltage detected, thus complete the performance test of the terminal device to on-keyboard input.
Accompanying drawing explanation
Fig. 1 is a kind of test circuit schematic diagram that first embodiment of the invention provides;
Fig. 2 is the schematic flow sheet of a kind of method of testing that second embodiment of the invention provides;
Fig. 3 is the schematic flow sheet of a kind of method of testing that third embodiment of the invention provides;
Fig. 4 is the schematic flow sheet of a kind of method of testing that fourth embodiment of the invention provides;
Fig. 5 is the structural representation of a kind of proving installation that fifth embodiment of the invention provides;
Fig. 6 is the structural representation of a kind of proving installation that sixth embodiment of the invention provides.
Embodiment
In order to make the object, technical solutions and advantages of the present invention clearly, below in conjunction with accompanying drawing, the specific embodiment of the invention is described in further detail.Be understandable that, specific embodiment described herein is only for explaining the present invention, but not limitation of the invention.It also should be noted that, for convenience of description, illustrate only part related to the present invention in accompanying drawing but not full content.
First embodiment
Fig. 1 is the test circuit that first embodiment of the invention provides, and can complete the performance test to terminal device by this test circuit.As shown in Figure 1, this test circuit comprises: terminal device 11 and the USB interface wire rod 12 with usb 1 11 and control module 112.Control module 112 can be specifically MCU (micro-control unit).
Each pin of described USB interface wire rod 12 is corresponding with each pin of the usb 1 11 of described terminal device 11 to be connected; Resistance 13 is connected with between the ID pin of described USB interface wire rod 12 and GND pin; Described control module 112 is connected with each pin of the usb 1 11 of described terminal device 11, and the ID pin of the usb 1 11 of described terminal device 11 is connected with power supply.Wherein, terminal device can be the electronic product of on-keyboard input, and such as smart camera, intelligent sound box etc., be not specifically limited here.
By changing the resistance value of the resistance connected between the ID pin of the USB interface wire rod described in the present embodiment and GND pin, judged whether to enter test pattern according to the magnitude of voltage that the resistance detected produces by control module, thus complete the performance test of the terminal device to on-keyboard input.
Exemplary, on the basis of above-described embodiment, described resistance 13 is variable resistor.
Such as, can according to the size of voltage on variable resistor, whether control terminal enters test pattern or enters which kind of test pattern.Such as, the corresponding relation of resistance, voltage and test pattern is as shown in following table one:
Table one
For the test circuit that above-mentioned first embodiment proposes, the present invention also provides a kind of method of testing, the method of the embodiment of the present invention can be performed by the control module in terminal device or the proving installation be integrated in terminal device, this control module or device realize by the mode of hardware and/or software, do not limit this.
Second embodiment
Fig. 2 is the schematic flow sheet of a kind of method of testing that second embodiment of the invention provides, and as shown in Figure 2, specifically comprises the steps:
The magnitude of voltage of the ID pin of the USB interface of step 21, control module sense terminals equipment, performs step 22.
Such as, according to test circuit as shown in Figure 1, the ID pin of the usb 1 11 of terminal device 11 and the ID pin of USB interface wire rod 12 link together, resistance is connected with between the ID pin and GND pin of USB interface wire rod 12, therefore the magnitude of voltage of the ID pin of the USB interface of described terminal device is the magnitude of voltage that described resistance produces, and the ID pin of the usb 1 11 of described terminal device 11 is connected with power supply, the magnitude of voltage of such as described power supply is Vcc, wherein, the magnitude of voltage of the ID pin of the USB interface of terminal device can change along with the change of the resistance value of described resistance, then the range of voltage values of the ID pin of the USB interface of terminal device is between 0 ~ Vcc.
Step 22, control module judge whether to enter test pattern according to the magnitude of voltage detected.
The present embodiment detects the magnitude of voltage of the ID pin of the USB interface of described terminal device by control module, judge whether to enter test pattern according to the magnitude of voltage detected, can complete the performance test of the terminal device to on-keyboard input.
Exemplary, on the basis of above-described embodiment, described control module judges whether to enter test pattern according to the magnitude of voltage detected, comprising:
Described control module determines whether the magnitude of voltage detected is greater than 0 and is less than Vcc, if so, then judges to enter test pattern, otherwise, judge do not enter test pattern or exit test pattern; Wherein Vcc is the voltage of described power supply.
Such as, when control module according to the magnitude of voltage detected be 0 or Vcc time, then described terminal device does not enter test pattern; When control module according to the magnitude of voltage detected between 0 and Vcc time, then described terminal device enters test pattern.
Exemplary, described method also comprises:
After judgement enters test pattern, according to the corresponding relation of the magnitude of voltage preset and test pattern, determine the test pattern corresponding to the magnitude of voltage that current detection arrives, and control terminal enters the test pattern determined.
Such as, can pre-set the corresponding relation of magnitude of voltage as shown in following table two and test pattern, control terminal enters the test pattern corresponding with magnitude of voltage.
Table two
Exemplary, described test pattern comprises following one: power supply test pattern, LED test pattern and battery charging and discharging function testing mode.
Wherein, whether the power supply signal of power supply test pattern and test terminal equipment is normal.Whether the LED of LED test pattern and test terminal equipment normally shows.Battery charging and discharging function testing mode and test terminal device battery charging/discharging function whether normal.
3rd embodiment
Fig. 3 is the schematic flow sheet of a kind of method of testing that third embodiment of the invention provides, and as shown in Figure 3, specifically comprises the steps:
The magnitude of voltage of the ID pin of the USB interface of step 31, control module sense terminals equipment, performs step 32.
Step 32, control module determine whether the magnitude of voltage detected is greater than 0 and is less than Vcc.
Such as, Vcc=3.3V, if control module determines that the magnitude of voltage detected is greater than 0 and is less than 3.3V, then performs step 33, otherwise, perform step 36.
Step 33, control module judge to enter test pattern, perform step 34.
Step 34, control module, according to the corresponding relation of the magnitude of voltage preset and test pattern, determine the test pattern corresponding to the magnitude of voltage that current detection arrives, and perform step 35.
Such as, the magnitude of voltage preset and the corresponding relation of test pattern are as shown in following table three:
Table three
| Magnitude of voltage | Test pattern |
| Magnitude of voltage 1 (such as 1.65V) | Power supply test pattern |
| Magnitude of voltage 2 (such as 2.48V) | LED test pattern |
| Magnitude of voltage 3 (such as 0.82V) | Battery charging and discharging function testing mode |
Step 35, control module control terminal enter the test pattern determined.
Such as, when control module determines that the magnitude of voltage detected is magnitude of voltage 1 (such as 1.65V), then control terminal enters power supply test pattern, the power switch of the equipment that namely opens a terminal, and whether testing power supply signal is normal; When control module determines that the magnitude of voltage detected is magnitude of voltage 2 (such as 2.48V), then control terminal enters LED test pattern, namely lights the LED of terminal device one by one, determines whether LED can normally show; When control module determines that the magnitude of voltage detected is magnitude of voltage 3 (such as 0.82V), then control terminal enters battery charging and discharging function testing mode, the i.e. battery information of reading terminal equipment internal battery, by usb data transmission, be sent on the software kit of PC end, carry out charge and discharge monitoring, to determine whether battery can normally discharge and recharge.
Step 36, control module control terminal do not enter test pattern or exit test pattern.
Such as, when control module determine the magnitude of voltage detected be 0 or Vcc (such as 3.3V) time, then control terminal does not enter test pattern or exits test pattern.
The present embodiment detects the magnitude of voltage of the ID pin of the USB interface of described terminal device by control module, judge whether to enter test pattern according to the magnitude of voltage detected, and enter different test patterns according to different magnitudes of voltage, the performance test of the terminal device to on-keyboard input can be completed.
4th embodiment
Fig. 4 is the schematic flow sheet of a kind of method of testing that fourth embodiment of the invention provides, and as shown in Figure 4, specifically comprises the steps:
Step 41, control module startup work, perform step 42.
The magnitude of voltage of the ID pin of the USB interface of the real-time sense terminals equipment of step 42, control module, performs step 43.
Step 43, control module determine the magnitude of voltage Vid detected, perform step 44.
Step 44, control module, according to the corresponding relation of the magnitude of voltage preset and test pattern, determine the test pattern corresponding to the magnitude of voltage that current detection arrives.
Such as, when control module determine the magnitude of voltage detected be 0 or Vcc time, then control terminal does not enter test pattern or exits test pattern; When the magnitude of voltage that control module is determined to detect is magnitude of voltage 1, then control terminal enters test pattern 1; When the magnitude of voltage that control module is determined to detect is magnitude of voltage 2, then control terminal enters test pattern 2; When the magnitude of voltage that control module is determined to detect is magnitude of voltage 3, then control terminal enters test pattern 3, etc.
The present embodiment detects the magnitude of voltage of the ID pin of the USB interface of described terminal device by control module, judge whether to enter test pattern according to the magnitude of voltage detected, and enter different test patterns according to different magnitudes of voltage, the performance test of the terminal device to on-keyboard input can be completed.
5th embodiment
Fig. 5 is the structural representation of a kind of proving installation that fifth embodiment of the invention provides, and as shown in Figure 5, specifically comprises: detection module 51 and judge module 52.
Detection module 51 is for detecting the magnitude of voltage of the ID pin of the USB interface of described terminal device;
Judge module 52 is for judging whether to enter test pattern according to the magnitude of voltage detected.
Such as, according to test circuit as shown in Figure 1, detection module 51 is connected with the ID pin of the usb 1 11 of terminal device 11, to detect the change of the magnitude of voltage of the ID pin of the USB interface of described terminal device.Wherein, the variation range of the magnitude of voltage of the ID pin of the USB interface of described terminal device is between 0 ~ Vcc.Judge module 52 judges whether to enter test pattern according to the magnitude of voltage that detection module 51 detects.
Exemplary, on the basis of above-described embodiment, described judge module 52 specifically for:
Determine whether the magnitude of voltage detected is greater than 0 and is less than Vcc, if so, then judge to enter test pattern, otherwise, judge do not enter test pattern or exit test pattern; Wherein Vcc is the voltage of described power supply.
Such as, when described judge module 52 determine magnitude of voltage that described detection module 51 detects be 0 or Vcc time, then control described terminal device and do not enter test pattern; When described judge module 52 determines that magnitude of voltage that described detection module 51 detects is between 0 and Vcc, then control described terminal device and enter test pattern.
Exemplary, described device also comprises:
Test pattern determination module, after judging to enter test pattern at described judge module 52, according to the corresponding relation of the magnitude of voltage preset and test pattern, determine the test pattern corresponding to the magnitude of voltage that current detection arrives, and control terminal enters the test pattern determined.
Such as, test pattern determination module can prestore the corresponding relation of magnitude of voltage as above shown in table two and test pattern, and enters the test pattern corresponding with magnitude of voltage according to corresponding relation control terminal.
Exemplary, described test pattern comprises following one: power supply test pattern, LED test pattern and battery charging and discharging function testing mode.
Wherein, whether the power supply signal of power supply test pattern and test terminal equipment is normal.Whether the LED of LED test pattern and test terminal equipment normally shows.Battery charging and discharging function testing mode and test terminal device battery charging/discharging function whether normal.
The proving installation that the embodiment of the present invention provides can be used for the method for testing that execution any embodiment of the present invention provides, and possesses corresponding functional module, realizes identical beneficial effect.
6th embodiment
Fig. 6 is the structural representation of a kind of proving installation that sixth embodiment of the invention provides, and as shown in Figure 6, specifically comprises: detection module 61, judge module 62 and test pattern determination module 63.
Detection module 61 is for detecting the magnitude of voltage of the ID pin of the USB interface of described terminal device;
Judge module 62 is for judging whether to enter test pattern according to the magnitude of voltage detected.
Further, described judge module 62 specifically for:
Determine whether the magnitude of voltage detected is greater than 0 and is less than Vcc, if so, then judge to enter test pattern, otherwise, judge do not enter test pattern or exit test pattern; Wherein Vcc is the voltage of described power supply.
Further, described device also comprises:
Test pattern determination module 63 is for after described judge module 62 judgement enters test pattern, according to the corresponding relation of the magnitude of voltage preset and test pattern, determine the test pattern corresponding to the magnitude of voltage that current detection arrives, and control terminal enters the test pattern determined.
Further, described test pattern comprises following one: power supply test pattern, LED test pattern and battery charging and discharging function testing mode.
The proving installation that the embodiment of the present invention provides can be used for the method for testing that execution any embodiment of the present invention provides, and possesses corresponding functional module, realizes identical beneficial effect.
Obviously, it will be understood by those skilled in the art that above-mentioned of the present invention each module or each step can by server implementations as above.Alternatively, the embodiment of the present invention can realize by the executable program of computer installation, thus they storages can be performed by processor in the storage device, described program can be stored in a kind of computer-readable recording medium, the above-mentioned storage medium mentioned can be ROM (read-only memory), disk or CD etc.; Or they are made into each integrated circuit modules respectively, or the multiple module in them or step are made into single integrated circuit module to realize.Like this, the present invention is not restricted to the combination of any specific hardware and software.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, to those skilled in the art, the present invention can have various change and change.All do within spirit of the present invention and principle any amendment, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a test circuit, is characterized in that, comprising: terminal device and the USB interface wire rod with USB interface and control module;
Each pin of described USB interface wire rod is corresponding with each pin of the USB interface of described terminal device to be connected; Resistance is connected with between the ID pin of described USB interface wire rod and GND pin; Described control module is connected with each pin of the USB interface of described terminal device, and the ID pin of the USB interface of described terminal device is connected with power supply.
2. circuit according to claim 1, is characterized in that, described resistance is variable resistor.
3. based on a method of testing for test circuit described in claim 1 or 2, it is characterized in that, comprising:
Described control module detects the magnitude of voltage of the ID pin of the USB interface of described terminal device;
Described control module judges whether to enter test pattern according to the magnitude of voltage detected.
4. method according to claim 3, is characterized in that, described control module judges whether to enter test pattern according to the magnitude of voltage detected, comprising:
Described control module determines whether the magnitude of voltage detected is greater than 0 and is less than Vcc, if so, then judges to enter test pattern, otherwise, judge do not enter test pattern or exit test pattern; Wherein Vcc is the voltage of described power supply.
5. method according to claim 4, is characterized in that, also comprises:
After judgement enters test pattern, according to the corresponding relation of the magnitude of voltage preset and test pattern, determine the test pattern corresponding to the magnitude of voltage that current detection arrives, and control terminal enters the test pattern determined.
6. the method according to claim 3 or 4, is characterized in that, described test pattern comprises following one: power supply test pattern, LED test pattern and battery charging and discharging function testing mode.
7. based on a proving installation for test circuit described in claim 1 or 2, it is characterized in that, comprising:
Detection module, for detecting the magnitude of voltage of the ID pin of the USB interface of described terminal device;
Judge module, for judging whether to enter test pattern according to the magnitude of voltage detected.
8. device according to claim 7, is characterized in that, described judge module specifically for:
Determine whether the magnitude of voltage detected is greater than 0 and is less than Vcc, if so, then judge to enter test pattern, otherwise, judge do not enter test pattern or exit test pattern; Wherein Vcc is the voltage of described power supply.
9. device according to claim 8, is characterized in that, described device also comprises:
Test pattern determination module, after judging to enter test pattern at described judge module, according to the corresponding relation of the magnitude of voltage preset and test pattern, determine the test pattern corresponding to the magnitude of voltage that current detection arrives, and control terminal enters the test pattern determined.
10. the device according to claim 7 or 8, is characterized in that, described test pattern comprises following one: power supply test pattern, LED test pattern and battery charging and discharging function testing mode.
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| CN201410848749.1A CN104569673B (en) | 2014-12-30 | 2014-12-30 | Test circuit, method and apparatus |
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| CN201410848749.1A CN104569673B (en) | 2014-12-30 | 2014-12-30 | Test circuit, method and apparatus |
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| CN104569673A true CN104569673A (en) | 2015-04-29 |
| CN104569673B CN104569673B (en) | 2018-01-19 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107085180A (en) * | 2017-04-10 | 2017-08-22 | 佛山市顺德区美的电热电器制造有限公司 | Automated detection method and device, processor, the household electrical appliance of touch key-press |
| CN107632266A (en) * | 2017-09-08 | 2018-01-26 | 奇酷互联网络科技（深圳）有限公司 | The test system and method for testing of mobile terminal, mobile terminal |
| CN107864442A (en) * | 2017-10-27 | 2018-03-30 | Tcl通力电子（惠州）有限公司 | Method of testing based on intelligent sound equipment, intelligent sound equipment and storage medium |
| CN108539536A (en) * | 2018-03-13 | 2018-09-14 | 广东欧珀移动通信有限公司 | Socket, electronic equipment, plug and the data line of electronic equipment |
| CN108700623A (en) * | 2016-01-28 | 2018-10-23 | 深圳瀚飞科技开发有限公司 | Charger tests system |
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|---|---|
| CN104569673B (en) | 2018-01-19 |
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Address after: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee after: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. Address before: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee before: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. |
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