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Press When continuously to select the desired trigger condition.
• Timeout: the oscilloscope starts to search for the data (MISO) on which to
trigger after the clock signal (CLK) stays in the idle state for a specified period of
time. After selecting this condition, you can press Timeout, then rotate the
multifunction knob or use the pop-up numeric keypad to set the idle time.
The range is from 8 ns to 10 s.
• With CS: if the CS signal is valid, the oscilloscope will trigger when the data
(SDA) satisfying the trigger conditions is found.
- After selecting this condition, you can press CS select the chip selection
signal line. The available channels are CH1-CH4 and D0-D15. For details,
refer to descriptions in "
Trigger Source
". The current trigger source is
displayed at the upper-right corner of the screen.
- Press More > CS Mode to set the current CS mode to "Pos " (high
level is valid) or "Neg " (low level is valid).
Current Bit:
Press More > Bit X to set the data bit that needs to be operated on. For setting
methods, refer to descriptions in "
I2C Trigger (Option)
".
Data Bits:
Press More > DataBits, then rotate the multifunction knob or use the pop-up
numeric keypad to set the number of bits in the serial data string. The number of bits
in the string can be set to any integer ranging from 4 to 32.
Trigger Mode:
In the trigger control area (Trigger) on the front panel, press to quickly switch
the current trigger mode. For details, refer to descriptions in "
Trigger Mode
".
Trigger Parameter Setting:
Sets the trigger parameter (noise rejection) under this trigger type. For details, refer
to descriptions in "
Noise Rejection
".
Trigger LEVEL/Threshold Level:
Rotate the Trigger LEVEL knob to adjust the trigger level/ threshold level. Please
refer to descriptions in "
Trigger LEVEL/Threshold Level
". The current trigger level/
threshold level is displayed at the upper-right corner of the screen.
To Trigger the Oscilloscope
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