WITRN Qway U2p Manual
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WITRN Qway U2p Manual

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Dear customer, all the contents of this product,
including software, trademarks, product appearance, text
descriptions, pictures, etc. are original.The purchaser may
use the product for personal work, study, research or
appreciation, as well as other non-commercial or non-profit
uses, but at the same time comply with the relevant laws and
shall not infringe the legal rights of the relevant rights
holder.In addition, when any content or service of the
product is used for profitable purposes, the relevant right
holder must obtain written permission and payment.For
unauthorized users, the company reserves the right to
pursue its legal responsibility. Please use genuine and
refuse piracy. Thank you!

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  • Page 1 Dear customer, all the contents of this product, including software, trademarks, product appearance, text descriptions, pictures, etc. are original.The purchaser may use the product for personal work, study, research or appreciation, as well as other non-commercial or non-profit uses, but at the same time comply with the relevant laws and shall not infringe the legal rights of the relevant rights holder.In addition, when any content or service of the product is used for profitable purposes, the relevant right...
  • Page 2 U2、U2p Usb detector manual V3.6 ! ! ! U2p trigger into the menuafter,The high voltage danger , do not connect a mobile phone !!! Firmware update is frequent, all functions are subject to the actual product, please update the latest firmware and download the new version of the manual in time. 2/44...

  • Page 3: Table Of Contents

    table of Contents U2 (2 buttons) / U2p (4 buttons) Description: (old firmware)........... 5 High-energy remarks, do not look at the loss: (u2 input and output withstand power)............................6 U2 technical parameters.........................6 Button instructions........................... 7 P1 large menu:..........................8 t icon: gesture action recognition icon..................9 c icon: serial communication icon..................
  • Page 4 Apple Charging Speeds Temptation Menu:..............36 Small current peripheral auxiliary charging (charging treasure does not shut down):............................37 Parameter setting menu:......................38 Description of the buttons in the setup menu mode:............38 Steps for using the offline curve recording function:............42 Firmware upgrade instructions:....................
  • Page 5 U2 is now available in the u2p version of the 4-button U2p has 4 button dedicated firmware, 4 buttons are valid U2P-4 button Description: (4 button new firmware) Back key: return key < key: Page up / forward page > key: page down / page backward Ok key: Confirm / enter 5/44...

  • Page 6: U2 (2 Buttons) / U2P (4 Buttons) Description: (Old Firmware)

    U2 (2 buttons) / U2p (4 buttons) Description: (old firmware) Usb input port: Qway-U2 table USB-A type input port USB output port: USB-A type female output TYPE-C IN : type-c input port TYPE-C OUT : type-c output Micro IN : MicroUSB input port (external temperature sensor) PC USB HID : Computer upgrade USB port / PC data interface Ok key: set / screen capture / exit button / - button m key: menu switch / screen change / confirm button / + button...
  • Page 7 U2p's "ok" button = u2's OK key U2p's 2-button firmware "<" and "back" keys only have wake-up function, no other functions 7/44...

  • Page 8: U2 Technical Parameters

    High-energy remarks, MUST READ: (u2 input and output withstand power) Qway-u2p usb input port adopts patented high current 5p usb-a male input, can withstand more than 5a high current input, support high power input: such as 5a/20v=100w power The usb-a output port uses Foxconn 4p female socket, which can withstand 5a current for a short time, but does not support high power output.

  • Page 9: Button Instructions

    Button usage instructions: General description of the button: U2 m button: (except the curve menu) U2p ">" button Short press to switch menu/long press wake-up function (partial menu switching direction) U2 Ok button: (multi-function button) U2p “OK” button screen capture or switch function button Look at each menu description U2p physical pd toggle switch:...
  • Page 10 Completely disconnect the U2p internal PD chip without affecting the communication between the PD charging head and the PD phone This mode is the "through mode" that you are used to by calling, that is, it does not affect any communication between the pd charger and the powered device.

  • Page 11: P1 Large Menu

    P1 large menu: Ok key: Short press: switch 5 digits / 6 digits value display long press: nc 5 Bit: High speed display 6 Bit: Slow high precision (u2p long press ok to rotate the screen) m key: Short press: cut screen Long press: switch screen display direction Large word clean menu, only shows voltage,...

  • Page 12: T Icon: Gesture Action Recognition Icon

    The icon in the upper right corner illustrates: (The functions displayed by the five icons can be turned on and off in the setup menu) icon: gesture action recognition icon Green indicates that the gesture recognition function is on, and gray indicates off.

  • Page 13: P2 Capacity Display Menu: (U2P Changed To Arrow Key To Cut Screen)

    2 capacity display menu: (u2p changed to arrow key to cut screen) Ok key: Short press: screen capture Long press: select capacity record group (u2p long press ok to rotate the screen) m key: Short press: cut screen Long press: switch screen display direction (u2p short press back to switch groups)
  • Page 14 Comprehensive information interface 6 group capacity record quick menu 2. In the 6 group capacity record quick menu, clear any set of data (specifically read the corresponding menu operation) 3. Press the m key to enter the “Clear All Records” item in the system setup menu to clear all data at once.Note that this method empties data that includes 6 sets of capacity records and offline curves.

  • Page 15: P3 Equivalent Internal Resistance Menu

    P3 equivalent internal resistance menu: Ok key: Short press: screen capture Long press: led on and off (Bluetooth version has led panel light) m key: Short press: cut screen Long press: reset the maximum and minimum average records (u2p long press back to reset data) Equivalent internal resistance: equivalent internal resistance of the electrical equipment (calculated by voltage/current, for...

  • Page 16: P4 Fast Charge Display Menu

    P4 fast charge display menu: Ok key: short press: Long press: switch Celsius / Fahrenheit (u2p short press ok to switch the temperature unit) (u2p long press ok to enter the protocol interface) Countdown appears, let go and press again to enter m key: Short press: cut screen Long press: enter the fast...
  • Page 17 Fast charge to deny back to the main interface Yellow label shows deception protocol Fast charge protocol interface will flash red warning due to high voltage output Remind users to pay attention to electricity safety !!! U2p trigger into the menu after, The high voltage danger , do not connect a mobile phone !!! 17/44...

  • Page 18: P5 Integrated Information Menu

    P5 integrated information menu: Ok key: Short press: switch 6 sets of capacity data Long press: quickly clear the current capacity group data (u2p long press ok to switch the temperature interface) key: Short press: cut screen Long press: switch Serial port: off means the serial port data transmission function is off.
  • Page 19 remaining green) Method for recording charging data using offline curve: Recording curve can be exported by host computer Turn on offline recording, and the "Offline Recording Time" menu selects the time you want to record.For example, if the mobile phone is slowly charged with 1A charging current and the battery capacity is 3400mAh, the charging time will take about 4 hours.

  • Page 20: Thermometer Function

    Thermometer function: Press the m key in the integrated information menu to switch to the thermometer interface. Ok key: Short press: switch Celsius / Fahrenheit long press: nc m key: Short press: switch Celsius / Fahrenheit long press: cut screen Automatically display both internal and external temperatures after inserting an external ntc temperature sensor 20/44...

  • Page 21: Group Capacity Record Quick Menu

    6 group capacity record quick menu: Press the m key twice in the comprehensive information menu to switch to the capacity data quickOkkey:processing menu. Short press: select group up Long press: clear current group data m key: Short press: select group to long press: cut Charging treasure efficiency calculation gadget: Charging treasure charging and...

  • Page 22: P6 Line Resistance Measurement Menu

    P6 line resistance measurement menu: Ok key: Short press: record reference value long press: nc m key: Short press: cut screen long press: The pressure drop method only needs two steps to measure the internal resistance of the wire (requires constant current load) 1: Charger +u2+ constant current load: short press 1a left and right to record the reference value, flash it 2: The string receiving test data line can measure the current...
  • Page 23 23/44...

  • Page 24: The P7 Curve Shows

    The p7 curve shows: Curve 1: Voltage and current curve Ok key: Short press: stop Pause screenshot long press: switch curve sampling speed ） m key: Short press: cut screen OK button short press: You can pause the screen capture, easy to observe the waveform protocol, and then press it once to restore the long press OK button: switch curve scan speed: 0.1s/0.2s/0.5s/1s/2s/5s...
  • Page 25 power input The larger the Vpp jitter is, the more severe the ripple of the power supply is. The upper right corner of the green 1.0KHz indicates the frequency of the current waveform. Because the built-in ad speed of the arm chip of stm32f072 sampled by u2 is only 1m, the bandwidth is not high, and the filter capacitor on the power supply side, the waveform frequency that can be automatically measured is not high.
  • Page 26 Curve 3: d+d-curve Ok key: Short press: stop pause screen capture Screen capture analysis of most d+d- fast charge protocols Long press: switch curve sampling speed m key: Short press: cut screen Long press: switch the next curve Curve 4: Offline data curve 1hour indicates the total duration of the curve record Ok key:...

  • Page 27: Fast Charge Protocol Detection Trigger

    Fast charge protocol detection trigger: Protocol interface Long press m to activate the trigger High voltage output! Within 5 seconds, press and hold m again to confirm !u2Afterenteringthescamenu,thehighvoltagecrisis Risk, don't pick up the phone!!! !Llhtewaring ！！！ Do not understand, do not watch burning mobile phone !Llhtewaring ！！！...
  • Page 28 charge detection menu? Long press the M key on this interface (U2 “M” button, U2p “>” button) After 5 seconds countdown, let go! Before the countdown ends, Press and hold m again (U2P 4 button version press and hold the Ok button again to enter the trick menu) 28/44...
  • Page 29 Short press ok and m: up and down to select function m key: long press to enter Ok key: long press to exit m, ok key: short press the upper and lower selection protocol Tip: When the cursor is in the 01 menu, press ok to select to quickly jump to the last menu.

  • Page 30: Fast Charge Protocol Automatic Detection Menu

    Fast charge protocol automatic detection menu Automatic detection interface Do not externally connect any load detection, long press ok to exit Yellow protocol: in detection Green Agreement: Support Red agreement: not supported purple : indicates a third-party charging agreement (not standard) White: Indicates that there are 6 sets of pd output voltage capability, followed by specific output voltages of 5v, 9v, 12v, 15v,...
  • Page 31 original and high imitation charging head detection. Note: Some chargers may have a reset phenomenon during the detection process due to design problems. This is a normal situation. Safety warning: u2 detects the protocol that requires current modulation such as mtk when performing the automatic detection protocol.
  • Page 32 Fast charge protocol automatic detection menu Can be inserted into u2 detection Original oppo dash charging head does not need to connect the original line purple : indicates a third-party charging protocol (not standard) 32/44...

  • Page 33: Trick Menu General Description

    Trick menu general description: Back: return option, the deceived voltage can be maintained and exited (high voltage) For example, the following QC2.0 spoofing interface, deceived QC2.0 9V voltage output, after exiting with the back option, the charging head continues to maintain 9V voltage output.

  • Page 34: Qc2.0 Phishing Menu

    Qc2.0 phishing menu: Ok key: Short press: select deceive, back, exit long press: exit bar execution function m key: Short press: spoof bar select voltage long press: exit bar execution function (drop out) Safety design: When selecting 9v, 12v, 20v high voltage output, you must press m key to confirm and short press m key to select 5v gear position, no need to press and hold m key to confirm the system automatically recovers to 5v...
  • Page 35 Red circle +:d+ port voltage (unit: v) blue circle -: d- port voltage (unit: v) Yellow v: real-time voltage Blue a: real-time current Purple w: real-time power 35/44...

  • Page 36: Qc2.0 To Pd Fast Charge Protocol (Normal Qc Head And Second Change Pd Charge Iphone X)

    QC2.0 to PD fast charge protocol (normal QC head and second change PD charge iPhone X): Ok key: Short press: select power adjustment, exit m key: -: Power broadcast reduced by 1w +: Power broadcast increased by 1w Exit Confirm execution (long press to exit) This function is to convert the ordinary qc charging head and qc mobile power to convert the residual heat into the...
  • Page 37 setting the power, u2 automatically calculates the current broadcast value to prevent the power device from applying more power than the qc charger. note: Since the d+d-interface of u2 is used to apply for the qc protocol, some pd power devices d+d will cause u2 interference and the application fails.

  • Page 38: Pd Phishing Menu (Pd2.0 Mode)

    Pd phishing menu (pd2.0 mode): Ok key: Short press: select deceive, back, exit long press: exit bar execution function m key: Short press: pdo column, select voltage position long press: scam bar, long press continuous adjustment Back, exit confirmation execution (exit) As shown above, the blue icon is selected in the scam bar.
  • Page 39 (Non-pps charger is gray and not optional) At this time, the blue selection box is in the mode of selecting the voltage position at the top. If the middle pps position is selected, the fifth position of the above figure is selected. 3.30- 11.0V 2.00A (meaning that the voltage can be adjusted from 3.3 to 11v) Then press the OK button and switch to the ±1V or ±20mV option to adjust the...

  • Page 40: Pd Sniffing (Pd Listening Pd Packet Capture)

    Pd sniffing (pd listening pd packet capture): Ok key: Short press: enter the original data interface and press and hold: exit the listening mode Raw data interface: Ok key: Short press: select packet + Long press: return voltage output broadcast package (drop out) m key: Short press:...
  • Page 41 The smaller the serial number, the closer the time larger number, older.New messages automatically overwrite old messages when the buffer is full New version of firmware automatically hides goodcrc messages 41/44...

  • Page 42: Pd Listen Mode Hid Power Supply Correct Operation Method

    Pd listen mode hid power supply correct operation method: Pd sniffing-listening mode U2 after entering this menu The pd chip will go into a floating state At this time, the u2 connection pd charger will not be bright. It needs to be: the input port is plugged into the pd power supply.

  • Page 43: Apple Pd Power Detection

    Apple pd power detection: Ok key: Long press: exit Powered by Apple Pd Connect u2 with type-c wire Automatically identify the Apple pd charger serial number, automatically detect the power of the Apple charging head to help determine the true and false of the Apple head Since some of the cottage charging heads can already write the serial number, this function is only used to assist in judging...

  • Page 44: E-Marker Wire Inspection

    E-Marker wire inspection: Ok key: Long press: exit Please use normal 5v power supply, do not use pd power supply When the E-Marker function needs to be exited, please use the normal 5V power supply and press and press OK to exit. Passive: Indicates active/passive line (passive line should be passive wire) PD2.0: E-Marker wire supporting PD2.0/PD3.0 communication protocol...

  • Page 45: Mfi Wire Inspection

    Mfi wire inspection: Ok key: Long press: exit m key: Short press: start testing Must be powered by qc3.0 Must be powered by qc3.0 Mfi wire inspection only detects two indicators of high voltage protection and quiescent current of wire The test results only represent whether the high- frequency protection of the static 0.4mA or so indicator test results do not mean that the wire is true and false.

  • Page 46: Huawei Fcp Menu

    Huawei fcp menu: Ok key: Short press: select scam, back, exit m key: Short press: spoof bar select voltage long press: exit bar Huawei scp/super scp menu: Ok key: Short press: select scam, exit m key: Short press: scam bar, short press step Long press: scam bar, long This menu can display the voltage and current capability of the Huawei...
  • Page 47 inaccurate because the crack is not complete. The most common is that the current is displayed as 0, but this does not affect the u2 scp detection. SCP protocol spoofing cannot be saved, exiting this interface immediately expires, so only exit exit option, no back hold option 47/44...

  • Page 48: Samsung Afc Menu

    Samsung afc menu: Ok key: Short press: select scam, back, exit m key: Short press: spoof bar select voltage long press: exit bar OPPO, one plus VOOC DASH / Super VOOC 10V menu: Ok key: Short press: select deceive, exit long press: exit bar execution function key:...
  • Page 49 communication is not supported Since the third-party vooc charging head requires a large current for a period of time to send a handshake signal, the small load built in u2 cannot generate such a large current. So does not support the cottage vooc dash header detection trick, third party part is available 49/44...

  • Page 50: Vooc Dash Virtual Data Line Function

    Ok key: Short press: select scam, back, exit m key: Short press: nc Long press: exit bar execution function Trick vooc charger or charging treasure output svooc 10v After VOOC and Super VOOC spoofing, an external load (preferably 1A or more) is required to better maintain the output of the spoofing protocol.

  • Page 51: Vivo Dual Engine Flash Charging Trick Menu

    Vivo dual engine flash charging trick menu: Ok key: Short press: select scam, back, exit m key: Short press: spoof bar select voltage long press: exit bar Safety design: When selecting 9v, 12v high voltage output, you must press and hold m to confirm When you press the m key to select the 5v gear position,...
  • Page 52 popular in the market, can output more than 2A current in 5V gear output, but only 500mA is directly charged to iPhone. After U2's Apple Charging Acceleration Activation feature, the iPhone can approach 2A full-speed charging. Note: This feature does not have the ability to boost the charger current, just to let it play its potential.

  • Page 53: Small Current Peripheral Auxiliary Charging (Charging Treasure Does Not Shut Down)

    Small current peripheral auxiliary charging (charging treasure does not shut down): Ok key: short press: key: short press: Long press: exit Confirm execution (long press to exit) Since many charging treasures have a current detection function at the output end, the output power consumption is prevented from being continued when the mobile phone is full.
  • Page 54 to unplug u2, prevent it from being removed Charging treasure is finished) U2 automatically starts the internal load every 10 seconds The startup time does not exceed 500ms, which will not cause the internal load of U2 to heat up. Start the load so that the charging treasure current detection circuit thinks that there is another device charging, and will not turn off the output.

  • Page 55: Parameter Setting Menu

    Parameter setting menu: Press the m key of u2 and power on again to enter the setup menu (u2p press > arrow key to enter) Description of the buttons in the setup menu mode: m key: Select down / +1 / long press to enter menu / long press to save Ok key: Select /-1/ up Long press to exit (restart under the root directory)
  • Page 56 Ok Short press: switch language and font m Short press: parameter setting The v6.0 version or higher firmware removes traditional font library. Users who need traditional Chinese can brush the 5.6 version firmware. 56/44...
  • Page 57 Screen brightness setting from 0~16 level working status Screen brightness setting in the dark state of 0~16 level How long does it take to automatically enter the dark screen standby state? When set to 0: always bright Pc usb hid computer online port switch only affects the online connection with the computer...
  • Page 58 Offline curve recording switch Set the offline curve record total time length to record full self stop (red dot is always on) 10.22s/dot indicates the interval of each record point When set to 0: Turn off offline logging 58/44...
  • Page 59 d+d- Curve range setting on: Fixed range (default) Convenient to observe various fast charge protocols off: Auto range Easy to measure d+d-voltage value Blue is selected Reference voltage calibration Need to use 10v accurate voltage source input 10.000v reference source stable, long press m key to save calibration value Reference current...
  • Page 60 External ntc sensor temperature calibration requires the use of an accurate thermometer Short press ok or m key to increase or decrease the temperature value and the exact thermometer display value. Press and hold m to save and exit. Valid when external temperature probe Screen display direction automatically switches...
  • Page 61 Gesture recognition Recognizable user double-click action: cut screen Users who use frequent vibrations can turn off this feature to prevent false triggers. This function is generally used as automatic detection of load insertion. When the user inserts the load unit time, the working current changes more than this set value and automatically brightens the...

  • Page 62: Steps For Using The Offline Curve Recording Function

    Remarks: If you do not have precision equipment, do not calibrate the parameters yourself. If you accidentally perform calibration and the measurement is not accurate, you can restore the factory- calibrated default parameters by pressing the menu "Restore default parameters". Offline curve function is to use the on-board fram memory to record voltage, current and temperature parameters for a long time, generally used for charging curve recording.

  • Page 63: Firmware Upgrade Instructions

    Firmware upgrade instructions: U2 adopts free drive usb hid solid PC software and latest brush machine Firmware upgrade method and steps: 1. U2 No power first, press ok key to let go 2. Use a MicroUSB cable to connect your computer to the U2's PC USB HID interface At this time, u2 is powered from the computer and enters the dfu mode to connect.
  • Page 64 unplugs u2 and restarts. Note: Please run as administrator if the software cannot run. Remarks: Generally, it is a system problem that cannot be connected. Please see "Cannot solve the problem online" 64/44...

  • Page 65: Precautions

    Precautions: * U2 working voltage can not exceed 24v, current can not exceed 5a over-range use will burn equipment and lose maintenance value * When using an external sensor to measure temperature, it cannot exceed the range. * U2 Since there are up to 6 usb interfaces, when the fast charge trigger mode or the high voltage fast charge mobile phone is charging, the power supply + and - poles of several usb interfaces are in parallel state, and the high voltage is output at...
  • Page 66 ************************************************** ****************** The above instructions and parameters may be wrong Please update the latest version of the manual, firmware and software without prior notice. The final interpretation right belongs to Weijian Technology. ******************************************************************* 66/44...

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