CN105527561A - Intelligent detection device based on rapid charger and test method - Google Patents
Intelligent detection device based on rapid charger and test method Download PDFInfo
- Publication number
- CN105527561A CN105527561A CN201610050984.3A CN201610050984A CN105527561A CN 105527561 A CN105527561 A CN 105527561A CN 201610050984 A CN201610050984 A CN 201610050984A CN 105527561 A CN105527561 A CN 105527561A
- Authority
- CN
- China
- Prior art keywords
- charger
- voltage
- intelligent detection
- detection equipment
- vbus
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2832—Specific tests of electronic circuits not provided for elsewhere
- G01R31/2836—Fault-finding or characterising
- G01R31/2844—Fault-finding or characterising using test interfaces, e.g. adapters, test boxes, switches, PIN drivers
-
- 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
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2832—Specific tests of electronic circuits not provided for elsewhere
- G01R31/2836—Fault-finding or characterising
- G01R31/2837—Characterising or performance testing, e.g. of frequency response
Abstract
he invention discloses an intelligent test plate based on rapid charger and a test method, comprising a PE+2.0 charger, a USB male head, a USB female seat, a micro-control unit, a voltage display circuit and a button control circuit. One end of the USB male head is connected to the PE+2.0 charger; the other end comprises a VBUS terminal and a GND terminal; one end of the USB male seat is connected to the VBUS terminal and the GND terminal and the other end is connected to the load; the input end of the micro-control unit is connected to the VBUS terminal through the voltage sampling circuit and is connected to the VBUS terminal through the overcurrent-overvoltage protection circuit and a voltage stabilization circuit, and the output terminal controls the circuit to connect to a protocol load through the PE+2.0 protocol and the protocol load is connected to the VBUS terminal and the GND terminal; the voltage display circuit is connected to the output terminal of the micro-control unit; and the button control circuit is connected to the input terminal of the micro-control unit. The intelligent test board can detect and display the output voltage value of the charger, indicates the fault, and finishes the test on voltage of various levels of the charger under the QC2.0 charger protocol through simple button operation.
Description
Technical field
The present invention relates to quick charger field, particularly relate to a kind of intelligent detection equipment based on quick charger and method of testing thereof.
Background technology
Flying power is the large bottleneck of the products such as smart mobile phone in technical development, except expanding except battery capacity, accelerates a kind of mode of charging rate also Cheng Liao manufacturers " curve is saved the nation ".Although that supports rapid charge at present only has high pass, Samsung and Intel etc. very few, the QuickCharge rapid nitriding of manufacturer's high pass has developed into the second generation at present, by adding extra power management integrated circuit in the middle of valiant Godson sheet, this technology significantly can accelerate charging rate.
QC (QuickCharge) 1.0 issued in 2012, used 5V/2A charger, and charging rate is faster than traditional 5V/1A charger maximum 40%, was equivalent to the maximum charge power of 10W.The mobile phone possessing this technology comprises Samsung GalaxyS3, LGNexus4, LGOptimusG and Sony XperiaT etc.Second generation QC3.0 is along with valiant imperial 800 chips are together issued at the end of 2013, and its charger has been upgraded to support 5/9/12V voltage, and it is adaptive for comparing the charging current that traditional 5V charger speed can promote maximum 75%, PE+2.0 charger.
But, along with Samsung, in succession there is security incident of charging in world-class mobile terminal production firm of many families such as apple, user is more and more higher for the requirement of charging safety, charger is as the most frequently used annex of mobile terminal, must be reliable and secure, especially for novel quick charger, it is the technology of relative new, the detector of monitoring for the performance index of PE+2.0 charger is also very few, manufacturer like this for mobile phone even load equipment cannot monitor its charge condition, namely the information such as the voltage of quick charger output cannot be monitored in real time, for substandard product, easily certain threat is formed to safety during charging.
Summary of the invention
For overcoming the deficiencies in the prior art, the object of the present invention is to provide that a kind of structure is simple, low-profile, can detect in real time and show charger output voltage values, and making the intelligent detection equipment based on quick charger and the method for testing thereof of mistake instruction.
For achieving the above object, the present invention is achieved through the following technical solutions:
Based on an intelligent detection equipment for quick charger, comprising:
PE+2.0 charger 1;
USBType-A male 3, its one end connects described PE+2.0 charger, and the other end comprises VBUS end, and GND holds;
USBType-A female seat 4, its one end is held with described VBUS respectively, GND holds and is connected, and the other end connects load 2;
Micro-control unit, its input end is connected to described VBUS respectively by voltage sampling circuit and holds, is connected to described VBUS holds by overcurrent-overvoltage protecting circuit and mu balanced circuit, its output terminal is respectively by the load of PE+2.0 protocol control circuitry connection protocol, and described protocol load is connected respectively to described VBUS end, GND end;
Voltage display circuit, it connects the output terminal of described micro-control unit;
Key control circuit, it connects the input end of described micro-control unit.
Preferably, the described intelligent detection equipment based on quick charger, wherein, the output voltage of described PE+2.0 charger is that 3.6V, 3.8V, 4.0V, 4.2V, 4.4V, 4.6V, 4.8V, 5.0V, 7V, 9V, 12V self-adaptation is adjustable.
Preferably, the described intelligent detection equipment based on quick charger, wherein, described intelligent detection equipment also comprises the left button 6 and right button 7 that are positioned at its surface, two buttons are electrically connected with the input end of described key control circuit respectively, for regulating the output voltage of described PE+2.0 charger, wherein left button is voltage grading key, and right button is that voltage increases progressively key.
Preferably, the described intelligent detection equipment based on quick charger, wherein, described micro-control unit is MC9S08PT16VTG.
Preferably, the described intelligent detection equipment based on quick charger, wherein, described voltage display circuit comprising three Digital sum pipes 5 for showing voltage, exporting whether normal LED light 8 for showing voltage.
Preferably, the described intelligent detection equipment based on quick charger, wherein, the voltage measurement scope 3.5V-15V of described intelligent detection equipment, voltage measurement error is ± 0.05V within the scope of.
Preferably, the described intelligent detection equipment based on quick charger, wherein, described intelligent detection equipment part is of a size of 4.2cmx3.5cm.
Preferably, the method for testing of the described intelligent detection equipment based on quick charger, comprising:
(1) USB male joint of described intelligent detection equipment is inserted PE+2.0 charger output port, PE+2.0 charger powers on, and the voltage utilizing charger to export is powered to oneself by intelligent detection equipment, resets and starts, system initialization, self-inspection;
(2) external loading directly accesses the USB female seat of described Intelligent testing test run by supporting joint, and the output voltage of charger is directly connected to load end; PE+2.0 charger is in 5V voltage and exports transition, and described VBUS end is measured, and the voltage display of three Digital sum pipes refreshes, display actual measurement magnitude of voltage, and whether LED light display voltage exports normal;
(3) key scan, when not scanning button, then continues VBUS end and measures; When scanning button, then described micro-control unit judges whether voltage increases progressively described key control circuit, and when voltage increases progressively, then the voltage of described PE+2.0 charger increases progressively, otherwise the voltage grading of PE+2.0 charger, then continue VBUS end and measure; When switching between different voltage gears, when LED light shiny red, then represent and detect that the output voltage of tested charger is abnormal, be judged to fault, when LED light bright green, be judged to normal.
Beneficial effect of the present invention:
(1) detect in real time and show charger output voltage values, and doing mistake instruction;
(2) voltage measurement error ± 0.05V, error is less;
(3) provide load to access USB female seat, support the load capacity of the tested charger of test;
(4) charger is directly used to export as power itself, without the need to external power source;
(5) simple button operation completes the test that charger under selected PE+2.0 charger protocol exports each shelves voltage;
(6) physical dimension is small and exquisite, is designed to 4.2cmx3.5cm, and be easy to carry about with one use.
Accompanying drawing explanation
The internal circuit configuration schematic diagram that Fig. 1 is the intelligent detection equipment based on quick charger described in one embodiment of the invention;
Fig. 2 is the structural representation of the intelligent detection equipment based on quick charger described in one embodiment of the invention;
Fig. 3 is the schematic flow sheet of the method for testing of the intelligent detection equipment based on quick charger described in one embodiment of the invention.
Wherein, 1-PE+2.0 charger, 2-load, 3-USB male, 4-USB female seat, 5-tri-Digital sum pipe, 6-left button, 7-right button, 8-LED pilot lamp.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail, can implement according to this with reference to instructions word to make those skilled in the art.
Based on an intelligent detection equipment for quick charger, refer to accompanying drawing 1-2, comprising:
PE+2.0 charger 1;
USB male joint 3, its one end connects described PE+2.0 charger, and the other end comprises VBUS end, and GND holds;
USB female seat 4, its one end is held with described VBUS respectively, GND holds and is connected, and the other end connects load 2;
Micro-control unit, its input end is connected to described VBUS respectively by voltage sampling circuit and holds, is connected to described VBUS holds by overcurrent-overvoltage protecting circuit and mu balanced circuit, its output terminal is respectively by the load of PE+2.0 protocol control circuitry connection protocol, and described protocol load is connected respectively to described VBUS end, GND end;
Voltage display circuit, it connects the output terminal of described micro-control unit;
Key control circuit, it connects the input end of described micro-control unit.
Further, the output voltage of described PE+2.0 charger is that 3.6V, 3.8V, 4.0V, 4.2V, 4.4V, 4.6V, 4.8V, 5.0V, 7V, 9V, 12V self-adaptation is adjustable.
Further, described intelligent detection equipment also comprises the left button 6 that is positioned at its surface and right button 7, two buttons are electrically connected with the input end of described key control circuit, respectively for regulating the output voltage of described PE+2.0 charger, wherein left button is voltage grading key, and right button is that voltage increases progressively key.
Further, described micro-control unit is MC9S08PT16VTG.
Further, described voltage display circuit comprising three Digital sum pipes 5 for showing voltage, exporting whether normal LED light 8 for showing voltage.
Further, the voltage measurement scope 3.5V-15V of described intelligent detection equipment, voltage measurement error is ± 0.05V within the scope of.
Further, described intelligent detection equipment part is of a size of 4.2cmx3.5cm, and this size is the part of removing USB male joint.
The method of testing of the described intelligent detection equipment based on quick charger, refers to accompanying drawing 3, comprising:
(1) USB male joint of described intelligent detection equipment is inserted PE+2.0 charger output port, PE+2.0 charger powers on, and the voltage utilizing charger to export is powered to oneself by intelligent detection equipment, resets and starts, system initialization, self-inspection;
(2) external loading directly accesses the USB female seat of described Intelligent testing test run by supporting joint, and the output voltage of charger is directly connected to load end; PE+2.0 charger is in 5V voltage and exports transition, and described VBUS end is measured, and the voltage display of three Digital sum pipes refreshes, display actual measurement magnitude of voltage, and whether LED light display voltage exports normal;
(3) key scan, when not scanning button, then continues VBUS end and measures; When scanning button, then described micro-control unit judges whether voltage increases progressively described key control circuit, and when voltage increases progressively, then the voltage of described PE+2.0 charger increases progressively, otherwise the voltage grading of PE+2.0 charger, then continue VBUS end and measure; When switching between different voltage gears, when LED light shiny red, then represent and detect that the output voltage of tested charger is abnormal, be judged to fault, when LED light bright green, be judged to normal.
Although embodiment of the present invention are open as above, but it is not restricted to listed in instructions and embodiment utilization, it can be applied to various applicable the field of the invention completely, for those skilled in the art, can easily realize other amendment, therefore do not deviating under the universal that claim and equivalency range limit, the present invention is not limited to specific details and illustrates here and the legend described.
Claims (8)
1. based on an intelligent detection equipment for quick charger, it is characterized in that, comprising:
PE+2.0 charger (1);
USB male joint (3), its one end connects described PE+2.0 charger, and the other end comprises VBUS end, and GND holds;
USB female seat (4), its one end is held with described VBUS respectively, GND holds and is connected, and the other end connects load (2);
Micro-control unit, its input end is connected to described VBUS respectively by voltage sampling circuit and holds, is connected to described VBUS holds by overcurrent-overvoltage protecting circuit and mu balanced circuit, its output terminal is respectively by the load of PE+2.0 protocol control circuitry connection protocol, and described protocol load is connected respectively to described VBUS end, GND end;
Voltage display circuit, it connects the output terminal of described micro-control unit;
Key control circuit, it connects the input end of described micro-control unit.
2., as claimed in claim 1 based on the intelligent detection equipment of quick charger, it is characterized in that, the output voltage of described PE+2.0 charger is that 3.6V, 3.8V, 4.0V, 4.2V, 4.4V, 4.6V, 4.8V, 5.0V, 7V, 9V, 12V self-adaptation is adjustable.
3. as claimed in claim 2 based on the intelligent detection equipment of quick charger, it is characterized in that, described intelligent detection equipment also comprises the left button (6) and right button (7) that are positioned at its surface, two buttons are electrically connected with the input end of described key control circuit respectively, for regulating the output voltage of described PE+2.0 charger, wherein left button is voltage grading key, and right button is that voltage increases progressively key.
4., as claimed in claim 3 based on the intelligent detection equipment of quick charger, it is characterized in that, described micro-control unit is MC9S08PT16VTG.
5. as claimed in claim 4 based on the intelligent detection equipment of quick charger, it is characterized in that, described voltage display circuit comprising three Digital sum pipes (5) for showing voltage, exporting whether normal LED light (8) for showing voltage.
6., as claimed in claim 5 based on the intelligent detection equipment of quick charger, it is characterized in that, the voltage measurement scope 3.5V-15V of described intelligent detection equipment, voltage measurement error is ± 0.05V within the scope of.
7., as claimed in claim 6 based on the intelligent detection equipment of quick charger, it is characterized in that, described intelligent detection equipment part is of a size of 4.2cmx3.5cm.
8., as claimed in claim 6 based on the method for testing of the intelligent detection equipment of quick charger, comprising:
(1) USB male joint of described intelligent detection equipment is inserted PE+2.0 charger output port, PE+2.0 charger powers on, and the voltage utilizing charger to export is powered to oneself by intelligent detection equipment, resets and starts, system initialization, self-inspection;
(2) external loading directly accesses the USB female seat of described Intelligent testing test run by supporting joint, and the output voltage of charger is directly connected to load end; PE+2.0 charger is in 5V voltage and exports transition, and described VBUS end is measured, and the voltage display of three Digital sum pipes refreshes, display actual measurement magnitude of voltage, and whether LED light display voltage exports normal;
(3) key scan, when not scanning button, then continues VBUS end and measures; When scanning button, then described micro-control unit judges whether voltage increases progressively described key control circuit, and when voltage increases progressively, then the voltage of described PE+2.0 charger increases progressively, otherwise the voltage grading of PE+2.0 charger, then continue VBUS end and measure; When switching between different voltage gears, when LED light shiny red, then represent and detect that the output voltage of tested charger is abnormal, be judged to fault, when LED light bright green, be judged to normal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610050984.3A CN105527561A (en) | 2016-01-26 | 2016-01-26 | Intelligent detection device based on rapid charger and test method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610050984.3A CN105527561A (en) | 2016-01-26 | 2016-01-26 | Intelligent detection device based on rapid charger and test method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105527561A true CN105527561A (en) | 2016-04-27 |
Family
ID=55769902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610050984.3A Pending CN105527561A (en) | 2016-01-26 | 2016-01-26 | Intelligent detection device based on rapid charger and test method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105527561A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5262721A (en) * | 1991-05-02 | 1993-11-16 | Mitsubishi Denki Kabushiki Kaisha | Electronic circuit testing apparatus and testing method using the same |
| CN202256601U (en) * | 2011-06-15 | 2012-05-30 | 深圳安博电子有限公司 | HID-type USB device test system |
| JP2014027142A (en) * | 2012-07-27 | 2014-02-06 | Ricoh Co Ltd | Built-in self test circuit and method, semiconductor device, and electronic apparatus |
| CN203800642U (en) * | 2014-02-07 | 2014-08-27 | 鲁慧锋 | Charging Po and charging system |
| CN203881915U (en) * | 2014-01-16 | 2014-10-15 | 徐漫林 | Detection device for civil power supply product |
-
2016
- 2016-01-26 CN CN201610050984.3A patent/CN105527561A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5262721A (en) * | 1991-05-02 | 1993-11-16 | Mitsubishi Denki Kabushiki Kaisha | Electronic circuit testing apparatus and testing method using the same |
| CN202256601U (en) * | 2011-06-15 | 2012-05-30 | 深圳安博电子有限公司 | HID-type USB device test system |
| JP2014027142A (en) * | 2012-07-27 | 2014-02-06 | Ricoh Co Ltd | Built-in self test circuit and method, semiconductor device, and electronic apparatus |
| CN203881915U (en) * | 2014-01-16 | 2014-10-15 | 徐漫林 | Detection device for civil power supply product |
| CN203800642U (en) * | 2014-02-07 | 2014-08-27 | 鲁慧锋 | Charging Po and charging system |
Non-Patent Citations (3)
| Title |
|---|
| WOLFLSI: "YZXSTUDIO第二代可切换QC2.0/QC3.0测试器", 《充电头网论坛》 * |
| 常桂芝 等: "检修方法", 《彩色电视机修理技术》 * |
| 数码店大本营: "车充QC2.0快充方案，支持苹果", 《百度经验》 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105527525A (en) | Intelligent test board compatible with rapid charger and test method | |
| CN105527562A (en) | Aging transition plate based on rapid charger and aging method | |
| CN105527527A (en) | Intelligent detector based on rapid charger and testing method | |
| CN203881915U (en) | Detection device for civil power supply product | |
| CN202435459U (en) | Test system for mobile phones | |
| CN203191474U (en) | Portable type charger testing device | |
| CN203745608U (en) | Portable relay detector | |
| CN206248724U (en) | The impedance test system and mancarried device of a kind of USB cable | |
| CN105548774A (en) | Intelligent detection device of quick charger and testing method thereof | |
| CN205826789U (en) | A kind of USB Type C interface male Intelligent Measurement and protection circuit | |
| CN105548773A (en) | Intelligent detector compatible with quick charger and testing method thereof | |
| CN105676029A (en) | Intelligent detector compatible with rapid charger and test method of detector | |
| CN205539238U (en) | Intelligent detection equipment that can compatible quick charger | |
| CN202798035U (en) | Charging mode detection circuit and mobile terminal | |
| CN204855625U (en) | Voltage current detection tool of general type USB interface | |
| TWI530052B (en) | Multi-port charging device for remote monitoring | |
| CN205404763U (en) | Battery dashes testing arrangement that discharges | |
| CN205301482U (en) | Rosin joint detection device of lithium ion battery group | |
| CN205539237U (en) | Intelligent detector that can compatible quick charger | |
| CN105527526A (en) | Intelligent test plate based on rapid charger and test method | |
| CN206193208U (en) | USB power supply unit's output back -off test system and mancarried device | |
| CN205333760U (en) | Intelligent test board based on quick charger | |
| CN105527561A (en) | Intelligent detection device based on rapid charger and test method | |
| CN203396921U (en) | Multi-load voltage switch power test device | |
| CN207664703U (en) | A kind of standby power alarm power supply circuit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160427 |
|
| RJ01 | Rejection of invention patent application after publication |