389
Keysight InfiniiVision 3000 X-Series Oscilloscopes
User's Guide
26 I2S Triggering and Serial
Decode
Setup for I2S Signals / 389
I2S Triggering / 392
I2S Serial Decode / 395
The I2S triggering and serial decode option is license-enabled.
Setup for I2S Signals
I
2
S (Inter-IC Sound or Integrated Interchip Sound) signals setup consists of
connecting the oscilloscope to the serial clock, word select, and serial data lines
and then specifying the input signal threshold voltage levels.
To set up the oscilloscope to capture I2S signals:
1 Press [Label] to turn on labels.
2 Press [Serial].
3 Press the Serial softkey, turn the Entry knob to select the desired slot (Serial 1 or
Serial 2), and press the softkey again to enable decode.
4 Press the Mode softkey; then, select I2S trigger type.
5 Press the Signals softkey to open the I
2
S Signals Menu.
Only one I2S serial bus can be decoded at a time.
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