CN205488918U - Display screen's type -c -Type -c power and data transmission line - Google Patents
Display screen's type -c -Type -c power and data transmission line Download PDFInfo
- Publication number
- CN205488918U CN205488918U CN201620150793.XU CN201620150793U CN205488918U CN 205488918 U CN205488918 U CN 205488918U CN 201620150793 U CN201620150793 U CN 201620150793U CN 205488918 U CN205488918 U CN 205488918U
- Authority
- CN
- China
- Prior art keywords
- type
- power
- display screen
- vbus
- cable
- 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.)
- Expired - Fee Related
Links
- 230000005540 biological transmission Effects 0.000 title claims abstract description 18
- 238000001514 detection method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Abstract
The utility model provides a display screen's type C type the c power and data transmission line is provided with a controller equipment on the VBUS cable, this controller equipment includes: the resistance R0 of series connection on the VBUS cable, connect a divider resistance R1 and resistance R2, power selection logical decision circuit, DC respectively at resistance R0 both ends DC voltage reducing module, main control unit MCU and OLED display screen. Display screen's type C type the c power and data transmission line is through setting up on the VBUS cable controller equipment for the direction of charging, voltage, electric current and power on the VBUS cable can be detected, and can show on the display screen.
Description
Technical field
This utility model relates to power data transmission line technology field, particularly relates to the Type-c-Type-c power data transmission line of a kind of band display screen.
Background technology
Current existing Type-c-Type-c data wire, can connect the controller equiment of two Type-c interfaces or adapter carries out data transmission or is charged to wherein some controller equiment.Feeder ear and power consumption end can carry out role exchange.Before being charged, the CC cable of Type-c data wire consults the passage of required charging voltage for providing to the both sides being connected to data wire two ends, and this process achieves USB PD(Power Delivery, quick charge specification) agreement.After PD agreement completes jointly, power end can arrange the required voltage after PD agreement is linked up by output voltage and be placed on VBUS cable.The scope of voltage is between 5V to 20V.
But, existing Type-c-Type-c holding wire is only single cable, does not has any visual information to be available for user and recognizes current charged state, including: charging direction, voltage, electric current and power.
Utility model content
For this, technical problem to be solved in the utility model is: provide the Type-c-Type-c power data transmission line of a kind of band display screen, charging direction, voltage, electric current and power on VBUS cable can be detected, and show on a display screen.
nullThen，This utility model provides the Type-c-Type-c power data transmission line of a kind of band display screen，VBUS cable is provided with a controller equiment，This controller equiment includes: the resistance R0 being connected on VBUS cable，A divider resistance R1 and resistance R2 is connected respectively at resistance R0 two ends，The other end of resistance R1 and resistance R2 is connected respectively on the ADC port of master controller MCU，One I/O port of master controller MCU is connected to power supply and selects one end of logic judging circuit，This end is also connected on VBUS cable simultaneously，Power supply selects the other end of logic judging circuit to be connected to the power supply POWER port of master controller MCU when logic is chosen as being，Power supply selects the other end of logic judging circuit to be connected to the power supply POWER port of master controller MCU by DC-DC voltage reduction module when logic is chosen as no，The another one I/O port of master controller MCU connects OLED display screen.
Wherein, described controller equiment is arranged on the two ends Type-c plug of VBUS cable or is arranged on the centre of VBUS cable.
Described master controller MCU is STM8F103 Series of MCU chip.
The Type-c-Type-c power data transmission line of band display screen described in the utility model, by arranging described controller equiment on VBUS cable, charging direction, voltage, electric current and power on VBUS cable can be detected, and can show on a display screen.
Accompanying drawing explanation
Fig. 1 is the structural representation of the Type-c-Type-c power data transmission line of band display screen described in this utility model embodiment.
Detailed description of the invention
Below, in conjunction with accompanying drawing, this utility model is described in detail.
nullAs shown in Figure 1，Present embodiments provide the Type-c-Type-c power data transmission line of a kind of band display screen，VBUS cable is provided with a controller equiment，This controller equiment includes: the resistance R0 being connected on VBUS cable，A divider resistance R1 and resistance R2 is connected respectively at resistance R0 two ends，The other end of resistance R1 and resistance R2 is connected respectively on the ADC port of master controller MCU，One I/O port of master controller MCU is connected to power supply and selects one end of logic judging circuit，This end is also connected on VBUS cable simultaneously，Power supply selects the other end of logic judging circuit to be connected to the power supply POWER port of master controller MCU when logic is chosen as being，Power supply selects the other end of logic judging circuit to be connected to the power supply POWER port of master controller MCU by DC-DC voltage reduction module when logic is chosen as no，The another one I/O port of master controller MCU connects OLED display screen.
Wherein, described controller equiment is arranged on the two ends Type-c plug of VBUS cable or is arranged on the centre of VBUS cable.
Concrete, in the present embodiment, the power source of described controller equiment is VBUS cable, master controller MCU uses STM8F103 Series of MCU chip, display panel type is OLED display screen, and data sampling mode is ADC(analog-digital converter, Analog to Digital
Converter) analog-digital converter.
Controller equiment described in the present embodiment is when detecting the power supply direction of VBUS cable, resistance R0 by a little resistance of connecting on VBUS cable, at the two ends of resistance respectively by a divider resistance R1, R2 receives the ADC of master controller MCU and detects mouth, is judged the direction of power supply by the value of two ADC detection voltages of detection.When the sense of current be from left to right time, master controller, by detecting the value of two ADC ports, detects the voltage of the R1 voltage more than R2, when the sense of current from right to left time, the voltage voltage more than R1 of R2 can be detected.
Master controller MCU power supply selects logic judging circuit, by any one ADC Port detecting in figure to magnitude of voltage judge the magnitude of voltage situation on VBUS cable, if the voltage of VBUS cable is less than or equal to 5V, I/O port on the left of master controller MCU is by output logic level 0, in FIG with being the logic represented, control power supply and select logic judging circuit to select to use VBUS cable to power to controller equiment.If greater than 5V, then MCU exports logic level 1, and the logic representing no in FIG selects logic judging circuit to select use DC-DC voltage reduction module between VBUS cable and controller equiment to control power supply, drops to 5V and powers.
Controller equiment described in the present embodiment when detecting the electric current of VBUS cable, by two ADC Port detectings to voltage difference and resistance value on VBUS cable calculate current current value.In Fig. 1, in and out of mark represents the input/output state of MCU port, and the CC in Fig. 1 represents the configuration channel passage configuration cable of standard Type-c interface.
The Type-c-Type-c power data transmission line of band display screen described in the utility model, by arranging described controller equiment on VBUS cable, charging direction, voltage, electric current and power on VBUS cable can be detected, and can show on a display screen.
Controller equiment described in the present embodiment can allow user get information about the voltage passed through in now charge cable, electric current, the size of power and the completeness of charging work.USB PD agreement also specification power supply simultaneously and electricity consumption both sides exchange the content of power consumption role, so, the power supply direction pointed out by the display screen of controller equiment described in the present embodiment can be visually known the distribution condition of power consumption role.
In sum, the Type-c-Type-c power data transmission line of band display screen described in the present embodiment, by arranging described controller equiment on VBUS cable so that charging direction, voltage, electric current and power on VBUS cable can be detected, and can show on a display screen.
The foregoing is only preferred embodiment of the present utility model; not in order to limit this utility model; all within spirit of the present utility model and principle, any modification, equivalent substitution and improvement etc. made, within should be included in protection domain of the present utility model.
Claims (4)
- null1. the Type-c-Type-c power data transmission line of a band display screen，It is characterized in that，VBUS cable is provided with a controller equiment，This controller equiment includes: the resistance R0 being connected on VBUS cable，A divider resistance R1 and resistance R2 is connected respectively at resistance R0 two ends，The other end of resistance R1 and resistance R2 is connected respectively on the ADC port of master controller MCU，One I/O port of master controller MCU is connected to power supply and selects one end of logic judging circuit，This end is also connected on VBUS cable simultaneously，Power supply selects the other end of logic judging circuit to be connected to the power supply POWER port of master controller MCU when logic is chosen as being，Power supply selects the other end of logic judging circuit to be connected to the power supply POWER port of master controller MCU by DC-DC voltage reduction module when logic is chosen as no，The another one I/O port of master controller MCU connects OLED display screen.
- The Type-c-Type-c power data transmission line of band display screen the most according to claim 1, it is characterized in that, logic judging circuit is selected to select output logic level to carry out the selection of control circuit, the result of output is determined by the voltage gathered on VBUS, if the voltage of VBUS cable is less than or equal to 5V, master controller MCU exports logic level 0, and logic judging circuit selects to use VBUS cable to power to controller equiment；If the voltage of VBUS cable is more than 5V, then master controller MCU exports logic level 1, selects logic judging circuit to select DC-DC voltage reduction module between VBUS cable and controller equiment, drops to 5V and power.
- The Type-c-Type-c power data transmission line of band display screen the most according to claim 1, it is characterised in that described controller equiment is arranged on the two ends Type-c plug of VBUS cable or is arranged on the centre of VBUS cable.
- The Type-c-Type-c power data transmission line of band display screen the most according to claim 1, it is characterised in that described master controller MCU is STM8F103 Series of MCU chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620150793.XU CN205488918U (en) | 2016-02-29 | 2016-02-29 | Display screen's type -c -Type -c power and data transmission line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620150793.XU CN205488918U (en) | 2016-02-29 | 2016-02-29 | Display screen's type -c -Type -c power and data transmission line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205488918U true CN205488918U (en) | 2016-08-17 |
Family
ID=56678540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620150793.XU Expired - Fee Related CN205488918U (en) | 2016-02-29 | 2016-02-29 | Display screen's type -c -Type -c power and data transmission line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205488918U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106549459A (en) * | 2016-12-29 | 2017-03-29 | 硅谷数模半导体（北京）有限公司 | The determination method of charging voltage and mobile terminal |
| TWI648636B (en) * | 2016-11-28 | 2019-01-21 | 鈺群科技股份有限公司 | Universal serial bus type c transmission line and transmission device |
-
2016
- 2016-02-29 CN CN201620150793.XU patent/CN205488918U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI648636B (en) * | 2016-11-28 | 2019-01-21 | 鈺群科技股份有限公司 | Universal serial bus type c transmission line and transmission device |
| US10372645B2 (en) | 2016-11-28 | 2019-08-06 | Eever Technology, Inc. | Universal serial bus type C transmission line and transmission device |
| CN106549459A (en) * | 2016-12-29 | 2017-03-29 | 硅谷数模半导体（北京）有限公司 | The determination method of charging voltage and mobile terminal |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104756350B (en) | High voltage special charging port | |
| CN104756352B (en) | High voltage special charging port | |
| CN106654742B (en) | USB concentrator supporting quick charging | |
| CN1881738B (en) | Charge mode control circuit and method | |
| CN104850207B (en) | Power adapters, electronic installation and electronic system | |
| CN205489659U (en) | Portable power source with TYPE -C interface | |
| CN204883583U (en) | A reverse big electricity charging system for intelligent terminal | |
| US20150155729A1 (en) | Data cable for fast charging | |
| CN103208661A (en) | Intelligent terminal and method for carrying out large-current charging | |
| CN204391829U (en) | Possesses the USB charging circuit of adjustment output voltage size of current | |
| CN205488918U (en) | Display screen's type -c -Type -c power and data transmission line | |
| CN109474046A (en) | A kind of charge/discharge control circuit, mobile power source and power supply adaptor | |
| CN111049226A (en) | One-to-many quick-charging wire and quick-charging method | |
| CN105098890B (en) | Charging data line and charger | |
| CN206690889U (en) | A kind of electric automobile Portable direct-current charging equipment | |
| CN103149983B (en) | A kind of expanding peripherals fitting method and expanding peripherals | |
| CN202474946U (en) | Multi-path power supply | |
| CN104167793B (en) | The charging system and charging method of a kind of handheld terminal | |
| CN201262745Y (en) | Portable computer external device | |
| CN201674068U (en) | Socket with USB interface | |
| TW201814543A (en) | Apparatus and method for USB charge and communication | |
| CN102163781B (en) | Hub capable of realizing data transmission and charge simultaneously | |
| CN205178577U (en) | Fill many interfaces charger soon | |
| CN104065030B (en) | Overvoltage protection and method | |
| CN101009435A (en) | Power supply of the detectable and adjustable voltage and current and its method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160817 |