WITRN Qway U2, Руководство пользователя

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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
The white parameter at the bottom of the screen is vertical
sensitivity. The above picture is 0.01v/div at the moment.
0.01A/DIV
High speed ripple test / virtual oscilloscope
Curve 2: Virtual
Oscilloscope
Ok key:
Short press: stop pause
screen capture
m key:
Short press: cut screen
Long press: switch the next
curve
After entering the virtual oscilloscope mode, u2 will start the
internal 1m high-speed ad signal acquisition port to measure the
power supply ripple and waveform frequency, thus helping the
user to judge the stability of the power supply output.
Vpp is the voltage change amplitude (peak-to-peak) of the U2
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