Agilent Technologies DSO-X 4022A, User Manual

Page: 435 / 488

435
Agilent InfiniiVision 4000 X-Series Oscilloscopes
User's Guide
s 1
26
I2S Triggering and Serial Decode
Setup for I2S Signals 435
I2S Triggering 438
I2S Serial Decode 441
I2S triggering and serial decode requires Option AUDIO or the
DSOX4AUDIO upgrade.
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.
N O T E
Only one I2S serial bus can be decoded at a time.