CN107045080A - Voltage check part, intelligent terminal and voltage detection method - Google Patents

Voltage check part, intelligent terminal and voltage detection method Download PDF

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Publication number
CN107045080A
CN107045080A CN201710472402.5A CN201710472402A CN107045080A CN 107045080 A CN107045080 A CN 107045080A CN 201710472402 A CN201710472402 A CN 201710472402A CN 107045080 A CN107045080 A CN 107045080A
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China
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voltage
lead
analog
intelligent terminal
digital conversion
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CN201710472402.5A
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徐春华
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Shanghai Wingtech Electronic Technology Co Ltd
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Shanghai Wingtech Electronic Technology Co Ltd
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Priority to CN201710472402.5A priority Critical patent/CN107045080A/en
Publication of CN107045080A publication Critical patent/CN107045080A/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/25Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Current Or Voltage (AREA)

Abstract

The invention provides a kind of voltage check part, intelligent terminal and voltage detection method, it is related on voltage detecting technical field, the mainboard of the intelligent terminal and voltage check part is installed;Voltage check part includes:The voltage detecting circuit and analog to digital conversion circuit being sequentially connected;Voltage detecting circuit is attached with the first lead for gathering signal, and analog to digital conversion circuit is attached with the second lead for transmitting testing result;Wherein, one end that the first lead is connected with voltage detecting circuit is USB interface, and the other end of the first lead is the positive negative testing probe of two separation;Voltage detecting circuit is connected by the USB slot of intelligent terminal with USB interface;One end that second lead is connected with analog to digital conversion circuit is fixing end, and the other end of the second lead is connected with the processor on mainboard;Processor is used to digital voltage value including the display screen in intelligent terminal.The present invention alleviates the technical problem that conventional voltage telogenesis is originally higher and build is larger.

Description

Voltage check part, intelligent terminal and voltage detection method
Technical field
The present invention relates to voltage detecting technical field, more particularly, to a kind of voltage check part, intelligent terminal and voltage Detection method.
Background technology
Common voltage detection device is voltmeter, and traditional voltmeter generally carries display function, namely carries display Screen, shows voltage measuring value on the display screen.Due to carrying display screen, existing voltmeter build is generally larger, and And cost is higher.User generally requires to buy the voltmeter of high cost, and when in use, in addition it is also necessary to specially carry the voltage Table, the larger voltmeter of build often brings carrying and inconvenient problem with use to user.
The content of the invention
In view of this, it is an object of the invention to provide a kind of voltage check part, intelligent terminal and voltage detection method, To alleviate the technical problem that conventional voltage telogenesis is originally higher and build is larger.
To achieve these goals, the technical scheme that the embodiment of the present invention is used is as follows:
In a first aspect, the embodiments of the invention provide a kind of voltage check part, including:The voltage detecting electricity being sequentially connected Road and analog to digital conversion circuit;Wherein, voltage detecting circuit is attached with the first lead for gathering signal, and analog to digital conversion circuit is attached The second lead for transmitting testing result is connected to, and the second lead is additionally operable to be connected with display unit;
Voltage detecting circuit is used for the analog voltage that Devices to test is detected by the first lead, and analog voltage is sent out Deliver to analog to digital conversion circuit;
Analog to digital conversion circuit is used to analog voltage being converted to digital voltage value, and digital voltage value is drawn by second Line is exported to display unit and shown.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of the first of first aspect, wherein, electricity Detection part is pressed to be used for the mainboard installed in intelligent terminal, one end that the second lead is connected with analog to digital conversion circuit is fixation End, the other end of the second lead is the free end for being connected with the processor on mainboard;
One end that first lead is connected with voltage detecting circuit is USB interface, and the other end of the first lead is two separation Positive negative testing probe;Wherein, voltage detecting circuit is used to USB interface connect by the USB slot of intelligent terminal.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of second of first aspect, wherein, One end that two leads are connected with analog to digital conversion circuit is fixing end, and the other end of the second lead is USB interface, for passing through intelligence The USB slot of terminal is connected with the processor of intelligent terminal;
One end that first lead is connected with voltage detecting circuit is fixing end, and the other end of the first lead is two separation Positive negative testing probe.
With reference to the first or second of possible embodiment of first aspect, the embodiments of the invention provide first aspect The third possible embodiment, wherein, the type of USB interface is Type C interface.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of the 4th of first aspect kind, wherein, electricity Pressure detection circuit and analog to digital conversion circuit are integrated into voltage chips.
Second aspect, the embodiment of the present invention, which is also provided, is provided with voltage inspection on a kind of intelligent terminal, the mainboard of intelligent terminal Survey part;Wherein, voltage check part includes:The voltage detecting circuit and analog to digital conversion circuit being sequentially connected;
Voltage detecting circuit is attached with the first lead for gathering signal, and analog to digital conversion circuit is attached with for transmitting inspection Survey the second lead of result;Wherein, one end that the first lead is connected with voltage detecting circuit be USB interface, the first lead it is another One end is the positive negative testing probe of two separation;Voltage detecting circuit is connected by the USB slot of intelligent terminal with USB interface; One end that second lead is connected with analog to digital conversion circuit is fixing end, the other end of the second lead and the processor phase on mainboard Even;
Voltage detecting circuit is used for the analog voltage that Devices to test is detected by the first lead, and analog voltage is sent out Deliver to analog to digital conversion circuit;
Analog to digital conversion circuit is used to analog voltage being converted to digital voltage value, and digital voltage value is drawn by second Line is sent to processor;
Processor is used to digital voltage value including the display screen in intelligent terminal.
With reference to second aspect, the embodiments of the invention provide the possible embodiment of the first of second aspect, wherein, electricity Pressure detection circuit and analog to digital conversion circuit are integrated into voltage chips, and voltage chips are embedded in the neck of mainboard.
With reference to second aspect, the embodiments of the invention provide the possible embodiment of second of second aspect, wherein, intelligence Groove can be additionally provided with the shell of terminal, for housing the first lead.
With reference to second aspect, the embodiments of the invention provide the possible embodiment of the third of second aspect, wherein, The type of USB slot is Type C slots, and the type of USB interface is Type C interface.
The third aspect, the embodiments of the invention provide a kind of voltage detection method, it is any that this method is applied to second aspect The intelligent terminal that possible embodiment is provided is planted, method includes:
When the voltage detecting for receiving user is instructed, digital voltage value is obtained from voltage check part;
Digital voltage value is included on the display screen of intelligent terminal.
The embodiments of the invention provide a kind of voltage check part, intelligent terminal and voltage detection method, the voltage detecting Part can gather signal using the first lead, and digital voltage value is obtained using voltage detecting circuit and analog to digital conversion circuit, and Digital voltage value can be exported to display unit by the second lead and shown.The voltage check part only possess circuit structure and Lead, possesses display without itself, the digital voltage value measured can be entered by other display units by the second lead Row display, thus cost has preferably been saved, while effectively reducing volume.
Above-mentioned intelligent terminal and voltage detection method, can install voltage check part, intelligence on the mainboard of intelligent terminal Energy terminal can show the digital voltage value that voltage check part is measured on a display screen, so that user is conveniently known Voltage detecting result.Because voltage check part is arranged in intelligent terminal, user can be convenient for carrying the intelligent terminal, and Voltage detecting is carried out using the intelligent terminal when needed, without the voltmeter of high cost and large volume, voltage is effectively reduced Testing cost, while making voltage detecting more convenient and easy.
Other features and advantages of the present invention will be illustrated in the following description, also, partly be become from specification Obtain it is clear that or being understood by implementing the present invention.The purpose of the present invention and other advantages are in specification, claims And specifically noted structure is realized and obtained in accompanying drawing.
To enable the above objects, features and advantages of the present invention to become apparent, preferred embodiment cited below particularly, and coordinate Appended accompanying drawing, is described in detail below.
Brief description of the drawings
, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical scheme of the prior art The accompanying drawing used required in embodiment or description of the prior art is briefly described, it should be apparent that, in describing below Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before creative work is not paid Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 shows a kind of structural representation for voltage check part that the embodiment of the present invention is provided;
Fig. 2 shows a kind of structural representation for intelligent terminal that the embodiment of the present invention is provided;
Fig. 3 shows a kind of flow chart for voltage detection method that the embodiment of the present invention is provided;
Fig. 4 shows the flow chart for another voltage detection method that the embodiment of the present invention is provided.
Icon:
10- voltage detecting circuits;The leads of 11- first;11A-USB interfaces;11B-USB slots;
11a- just tests probe;11b- negative testing probes;20- analog to digital conversion circuits;The leads of 21- second;
30- processors;40- display screens;100- intelligent terminals;200- Devices to tests.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with accompanying drawing to the present invention Technical scheme be clearly and completely described, it is clear that described embodiment is a part of embodiment of the invention, rather than Whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creative work premise Lower obtained every other embodiment, belongs to the scope of protection of the invention.
Traditional voltmeter generally carries display function, and display screen would generally improve cost, and cause the build of voltmeter It is larger, not readily portable application.Based on this, a kind of voltage check part provided in an embodiment of the present invention, intelligent terminal and voltage Detection method, the problem of can preferably alleviating the voltmeter that voltage detecting cost is higher and not readily portable build is larger.This The intelligent terminal that embodiment is provided, can be smart mobile phone, desktop computer, tablet personal computer, PDA (Personal Digital Assistant, personal digital assistant) etc. any terminal device, in the embodiment of the present invention, the intelligent terminal can also referred to as eventually End or terminal device, describe in detail to the embodiment of the present invention below.
The embodiment of the present invention is described in detail below.
Embodiment one:
A kind of structural representation of voltage check part shown in Figure 1, including:The voltage detecting circuit being sequentially connected 10 and analog to digital conversion circuit 20;Wherein, voltage detecting circuit 10 is attached with the first lead 11 for gathering signal, analog-to-digital conversion Circuit 20 is attached with the second lead 21 for transmitting testing result, and the second lead 21 is additionally operable to be connected with display unit;
Voltage detecting circuit 10 is used for the analog voltage that Devices to test is detected by the first lead, and by analog voltage Send to analog to digital conversion circuit;
Analog to digital conversion circuit 20 is used to analog voltage being converted to digital voltage value, and digital voltage value is passed through into second Lead is exported to display unit and shown.Specifically, the display unit can be the intelligence of the subsidiary display function such as mobile phone, tablet personal computer Can terminal.
It should be noted that the first lead and the second lead in Fig. 1 are only simple signals, specifically, the first lead can To be to include the wire harness of many p-wires, such as including positive p-wire or negative testing line, the free end of positive p-wire is provided with just Probe is tested, the free end of negative testing line, which is provided with negative testing probe, positive negative testing probe separates, but positive and negative p-wire, to tie Tie up and collectively form the first lead for wire harness.
Above-mentioned voltage check part provided in an embodiment of the present invention can gather signal using the first lead, be examined using voltage Slowdown monitoring circuit and analog to digital conversion circuit obtain digital voltage value, it is possible to export digital voltage value to display part by the second lead Part is shown.The voltage check part only possesses circuit structure and lead, can be with by the second lead without itself configuration display The digital voltage value measured is shown by other display units, thus has preferably saved cost, while effectively reduction Volume.
In the present embodiment, a kind of implementation of voltage chips is given, voltage detecting circuit can use ICL7135 cores Piece, analog to digital conversion circuit can use AD7810 chips, and the ICL7135 chips and AD7810 chips can be integrated into for detecting The voltage chips of voltage.
Wherein, above-mentioned ICI7135 chips are a kind of 4 double integration A/D conversion chips, can change output ± 20000 Digital quantity, the binary-coded decimal output for having STB gating controls is very convenient with microcomputer interface.ICL7135 has precision height (equivalent to 14 Position A/D conversions), low-cost advantage.AD7810 is a kind of low of ADI (Analog Devices) production 10 high speed serialization A/D converters of power consumption.The product has 8 two kinds of packing forms of pin DIP and SOIC, and with internal clocking.It Peripheral wiring it is extremely simple, AD7810 conversion time is 2 μ s, using the output of standard SPI synchronous serial interfaces and single electricity Source (2.7V~5.5V) powers.Under automatic low-power consumption mode, power consumption of the device when changing throughput into 1kSPS is only 27 μ W, therefore feature is suitable for portable apparatus and various battery powered application scenarios are used.
Voltage detecting circuit and analog to digital conversion circuit provided in an embodiment of the present invention can also be directly integrated in one piece of circuit On plate, the voltage chips of integration are directly constituted, chip in correlation technique can also be respectively adopted and realizes, and by two chips It is integrally disposed on circuit board, and then be integrated into voltage chips.First lead and the second lead can be with the voltage chips Output pin is connected.
Embodiment two:
Present embodiments provide a kind of voltage check part that can be installed on the mainboard of intelligent terminal, the voltage detecting Part can be voltage chips, to be directly mounted in the neck on the mainboard of intelligent terminal;Certainly, the voltage check part Device can also be directly laid on mainboard.
The present embodiment provide voltage check part be used for installed in intelligent terminal mainboard, wherein, the second lead with One end of analog to digital conversion circuit connection is fixing end, and the other end of the second lead is oneself for being connected with the processor on mainboard By holding;The free end when in use, can be connected by user with processor;Certainly, if voltage chips are installed in master In neck on plate, user when voltage chips are embedded in into neck, the free end of the second lead can directly with processor phase Connect, install very convenient.
One end that first lead is connected with voltage detecting circuit is USB interface, and the other end of the first lead is two separation Positive negative testing probe;Wherein, voltage detecting circuit is used to USB interface connect by the USB slot of intelligent terminal.First draws Line can be understood as wire harness, and one end is integrated to be bundled into wire harness, directly connects with USB interface, the positive negative testing probe point of the other end From;
The type of USB interface is more, all if any USB1.0 interfaces, USB2.0 interfaces, USB-TypeC interfaces etc.;It is preferred that, The type for the USB interface that the present embodiment is used is Type C interface, and the characteristics of Type C interface is maximum is can to support Dual-face inserting Enter, to be greatly user-friendly.Further, since Type-C interfaces are increasingly popularized, so the voltage that the present embodiment is provided Detection part can extensive use, be connected with the more display device for possessing Type-C interfaces.
Of course, it is possible to use other types of USB interface according to the actual requirements and flexibly, it will not be repeated here.
The above-mentioned voltage check part that the present embodiment is provided, can be directly mounted on the mainboard of intelligent terminal, user Without specially carrying voltmeter, by the voltage for being installed on the i.e. measurable Devices to test of the voltage check part inside intelligent terminal Value, and by the display screen reading of intelligent terminal, it is simple and convenient.
Embodiment three:
A kind of voltage check part that may be disposed at the display device exteriors such as intelligent terminal is present embodiments provided, In the voltage check part, one end that the second lead is connected with analog to digital conversion circuit is fixing end, and the other end of the second lead is USB interface, for being connected by the USB slot of intelligent terminal with the processor of intelligent terminal;Specifically, USB interface (can claim again For the male mouths of USB) when connecting with USB slot (can be described as USB female mouth) again, the number that the second lead can then measure voltage check part Word magnitude of voltage is sent to the processor of intelligent terminal by USB interface, so that digital voltage value is shown in intelligent end by processor On the display screen at end.Wherein, the processor inside intelligent terminal is electrically connected with USB slot.
One end that first lead is connected with voltage detecting circuit is fixing end, and the other end of the first lead is two separation Positive negative testing probe.First lead is wire harness.
Because above-mentioned voltage check part is external part, it is preferred that the voltage check part includes housing, analog-to-digital conversion Circuit and voltage detecting circuit are placed in the housing, and the first lead and the second lead are drawn from the housing.
It is preferred that, the type of USB interface is supports the Type C interface of two-sided insertion, to be user-friendly.
The above-mentioned voltage check part that the present embodiment is provided, cost is relatively low, and structure is simplified and is easy to carry;Needing to use When, the intelligent terminals such as the USB interface of the second lead of voltage check part and mobile phone are connected, it is convenient and swift.
Example IV:
Voltage inspection is installed on a kind of structural representation of intelligent terminal shown in Figure 2, the mainboard of intelligent terminal 100 Survey part;Wherein, voltage check part includes:The voltage detecting circuit 10 and analog to digital conversion circuit 20 being sequentially connected;
Voltage detecting circuit 10 is attached with the first lead for gathering signal, and analog to digital conversion circuit is attached with for transmitting Second lead 21 of testing result;Wherein, one end that the first lead 11 is connected with voltage detecting circuit is usb 1 1A, first The other end of lead is the positive negative testing probe of two separation;Respectively positive test probe 11a and negative testing probe 11b;Voltage Detection circuit 10 is connected by the USB slot 11B of intelligent terminal with usb 1 1A;Second lead 21 connects with analog to digital conversion circuit The one end connect is fixing end, and the other end of the second lead is connected with the processor 30 on mainboard;
Voltage detecting circuit 10 is used for the analog voltage that Devices to test 200 is detected by the first lead, and will simulation electricity Pressure value is sent to analog to digital conversion circuit;
Analog to digital conversion circuit 20 is used to analog voltage being converted to digital voltage value, and digital voltage value is passed through into second Lead is sent to processor;
Processor 30 is used to digital voltage value including the display screen 40 in intelligent terminal.Wherein, processor 30 is with showing Display screen 40 is electrically connected.
The above-mentioned intelligent terminal that the present embodiment is provided, can install voltage check part, intelligence on the mainboard of intelligent terminal Energy terminal can show the digital voltage value that voltage check part is measured on a display screen, so that user is conveniently known Voltage detecting result.Because voltage check part is arranged in intelligent terminal, user can be convenient for carrying the intelligent terminal, and Voltage detecting is carried out using the intelligent terminal when needed, without the voltmeter of high cost and large volume, voltage is effectively reduced Testing cost, while making voltage detecting more convenient and easy.
Because voltage check part will be installed in the mainboard of intelligent terminal, it is preferred that voltage detecting circuit and modulus turn Change circuit and be integrated into voltage chips, voltage chips are embedded in the neck of mainboard.
The electric signal for treating side apparatus is gathered by the first lead in view of intelligent terminal, the first lead is placed in intelligent terminal Outside, it is preferred that groove is additionally provided with the shell of intelligent terminal, for housing the first lead.
User can take out first lead i.e. directly by the first lead placement in the groove when needing test Can, it is convenient and swift.
In order to allow user to be more convenient to use the electric signal that the first lead gathers Devices to test, it is preferred that USB is inserted The type of groove is Type C slots, and the type of USB interface is Type C interface.From the interface of USB Type C types, without Positive and negative is distinguished, two-sided insertion is supported, more facilitates when using, also conforms to the development trend of current USB interface.
The above-mentioned intelligent terminal that the present embodiment is provided, built-in voltage detection part (can be specifically laid in using voltage chips In terminal on mainboard), and voltage detecting can be carried out by the first lead device under test, one end of first lead is positive and negative Probe, the other end is connected by USB interface with intelligent terminal, and the electric signal that positive negative testing probe is detected is sent to intelligent end Voltage detecting circuit in end.User is without specially buying or carrying voltmeter, you can the intelligence provided by the present embodiment Terminal measures magnitude of voltage, very portable.
Embodiment five:
The intelligent terminal provided for previous embodiment, a kind of flow chart of voltage detection method shown in Figure 3 should Method includes:
Step S302, when the voltage detecting for receiving user is instructed, digital voltage value is obtained from voltage check part;Tool Body, it can be detected and instructed by the application program receiving voltage on intelligent terminal.
Step S304, digital voltage value is included on the display screen of intelligent terminal.
The above-mentioned voltage detection method that the present embodiment is provided, intelligent terminal can obtain numeral electricity by voltage check part Pressure value, and the digital voltage value is shown on a display screen, user can be convenient for carrying the intelligent terminal, and utilize when needed The intelligent terminal carries out voltage detecting, without the voltmeter of high cost and large volume, effectively reduces voltage detecting cost, simultaneously Make voltage detecting more convenient and easy.
The flow chart of another voltage detection method shown in Figure 4, this method comprises the following steps:
Step S402, is detected by the preset application program receiving voltage of intelligent terminal and instructed;
Step S404, judges whether to receive the Devices to test that is detected from voltage check part in preset time Digital voltage value;If it is, performing step S406;If not, performing step S408;
Step S406, digital voltage value is included on the display screen of intelligent terminal;
Step S408, sends faulty operation prompting.Wherein, the prompting can be sent by the form of buzzing, can also be straight Connect and shown on a display screen with written form, expression is not detected by magnitude of voltage, it may be possible to which user grasps in test voltage Slip up, such as the first lead does not connect accurately with Devices to test.Pointed out by faulty operation, user can be reminded to note Meaning, and positive negative testing probe is connected with Devices to test, accurately to measure the magnitude of voltage of Devices to test.
The technique effect of the method that the present embodiment is provided, its realization principle and generation is identical with previous embodiment, is letter Describe, embodiment of the method part does not refer to part, refers to corresponding contents in aforementioned means embodiment.
The computer journey of a kind of voltage check part, intelligent terminal and voltage detection method that the embodiment of the present invention is provided Sequence product, including the computer-readable recording medium of program code is stored, the instruction that described program code includes can be used for holding Method described in row previous methods embodiment, implements and can be found in embodiment of the method, will not be repeated here.
In addition, in the description of the embodiment of the present invention, unless otherwise clearly defined and limited, term " installation ", " phase Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected;Can To be mechanical connection or electrical connection;Can be joined directly together, can also be indirectly connected to by intermediary, Ke Yishi The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this Concrete meaning in invention.
If the function is realized using in the form of SFU software functional unit and is used as independent production marketing or in use, can be with It is stored in a computer read/write memory medium.Understood based on such, technical scheme is substantially in other words The part contributed to prior art or the part of the technical scheme can be embodied in the form of software product, the meter Calculation machine software product is stored in a storage medium, including some instructions are to cause a computer equipment (can be individual People's computer, server, or network equipment etc.) perform all or part of step of each of the invention embodiment methods described. And foregoing storage medium includes:USB flash disk, mobile hard disk, read-only storage (ROM, Read-Only Memory), arbitrary access are deposited Reservoir (RAM, Random Access Memory), magnetic disc or CD etc. are various can be with the medium of store program codes.
Finally it should be noted that:Embodiment described above, is only the embodiment of the present invention, to illustrate the present invention Technical scheme, rather than its limitations, protection scope of the present invention is not limited thereto, although with reference to the foregoing embodiments to this hair It is bright to be described in detail, it will be understood by those within the art that:Any one skilled in the art The invention discloses technical scope in, it can still modify to the technical scheme described in previous embodiment or can be light Change is readily conceivable that, or equivalent substitution is carried out to which part technical characteristic;And these modifications, change or replacement, do not make The essence of appropriate technical solution departs from the spirit and scope of technical scheme of the embodiment of the present invention, should all cover the protection in the present invention Within the scope of.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.

Claims (10)

1. a kind of voltage check part, it is characterised in that including:The voltage detecting circuit and analog to digital conversion circuit being sequentially connected; Wherein, the voltage detecting circuit is attached with the first lead for gathering signal, and analog-digital conversion circuit as described, which is attached with, to be used for The second lead of testing result is transmitted, and second lead is additionally operable to be connected with display unit;
The voltage detecting circuit is used for the analog voltage that Devices to test is detected by first lead, and by the simulation Magnitude of voltage is sent to analog-digital conversion circuit as described;
Analog-digital conversion circuit as described is used to the analog voltage being converted to digital voltage value, and the digital voltage value is led to Cross second lead and export to the display unit and show.
2. voltage check part according to claim 1, it is characterised in that the voltage check part is used to be arranged on intelligence On the mainboard of energy terminal, one end that second lead is connected with analog-digital conversion circuit as described is fixing end, second lead The other end be for the free end that is connected with the processor on the mainboard;
One end that first lead is connected with the voltage detecting circuit is USB interface, and the other end of first lead is The positive negative testing probe of two separation;Wherein, the voltage detecting circuit is used for the USB slot by the intelligent terminal and institute USB interface is stated to connect.
3. voltage check part according to claim 1, it is characterised in that second lead and analog-to-digital conversion electricity One end of road connection is fixing end, and the other end of second lead is USB interface, for the USB slot by intelligent terminal It is connected with the processor of the intelligent terminal;
One end that first lead is connected with the voltage detecting circuit is fixing end, and the other end of first lead is two The positive negative testing probe of root separation.
4. the voltage check part according to Claims 2 or 3, it is characterised in that the type of the USB interface is Type C Interface.
5. voltage check part according to claim 1, it is characterised in that the voltage detecting circuit and the modulus turn Change circuit and be integrated into voltage chips.
6. a kind of intelligent terminal, it is characterised in that be provided with voltage check part on the mainboard of the intelligent terminal;Wherein, institute Stating voltage check part includes:The voltage detecting circuit and analog to digital conversion circuit being sequentially connected;
The voltage detecting circuit is attached with the first lead for gathering signal, and analog-digital conversion circuit as described is attached with for passing Second lead of defeated testing result;Wherein, one end that first lead is connected with the voltage detecting circuit is USB interface, The other end of first lead is the positive negative testing probe of two separation;The voltage detecting circuit passes through the intelligent terminal USB slot connect with the USB interface;One end that second lead is connected with analog-digital conversion circuit as described is fixing end, The other end of second lead is connected with the processor on the mainboard;
The voltage detecting circuit is used for the analog voltage that Devices to test is detected by first lead, and by the simulation Magnitude of voltage is sent to analog-digital conversion circuit as described;
Analog-digital conversion circuit as described is used to the analog voltage being converted to digital voltage value, and the digital voltage value is led to Second lead is crossed to send to the processor;
The processor is used to the digital voltage value including the display screen in the intelligent terminal.
7. intelligent terminal according to claim 6, it is characterised in that the voltage detecting circuit and analog-to-digital conversion electricity Road is integrated into voltage chips, and the voltage chips are embedded in the neck of the mainboard.
8. intelligent terminal according to claim 6, it is characterised in that be additionally provided with the shell of the intelligent terminal recessed Groove, for housing first lead.
9. intelligent terminal according to claim 6, it is characterised in that the type of the USB slot is Type C slots, institute The type for stating USB interface is Type C interface.
10. a kind of voltage detection method, it is characterised in that methods described is applied to any one of claim 6 to 9 intelligence eventually End, methods described includes:
When the voltage detecting for receiving user is instructed, the digital voltage value is obtained from the voltage check part;
The digital voltage value is included on the display screen of the intelligent terminal.
CN201710472402.5A 2017-06-20 2017-06-20 Voltage check part, intelligent terminal and voltage detection method Pending CN107045080A (en)

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CN204694759U (en) * 2015-06-03 2015-10-07 深圳市振邦智能科技有限公司 A kind of voltage signal acquisition device based on mobile phone microphone interface

Cited By (3)

* Cited by examiner, † Cited by third party
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CN108053785A (en) * 2017-12-29 2018-05-18 武汉华星光电半导体显示技术有限公司 The detection module and detection device of OLED display panel
CN109975649A (en) * 2019-03-29 2019-07-05 上海剑桥科技股份有限公司 The detection circuit and power supply adaptor of USB Type-C device type
CN109975649B (en) * 2019-03-29 2021-06-18 上海剑桥科技股份有限公司 Detection circuitry and power adapter of USBType-C equipment Type

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Application publication date: 20170815