Keysight DSOX3012T - Page 457

I2S Triggering and Serial Decode 29
Keysight InfiniiVision 3000T X-Series Oscilloscopes User's Guide 457
Left-Justified — Data transmission (MSB first) begins at the edge of the WS
transition (without the one-bit delay that Standard format employs).
Right-Justified — Data transmission (MSB first) is right-justified to the transition
of WS.
11 Press the WS Low softkey; then, turn the Entry knob to select whether WS Low
indicates Left or Right channel data. The on-screen diagram changes with your
selection.
WS Low = Left Channel — Left-channel data corresponds to WS=low;
right-channel data corresponds to WS=high. WS Low=Left is the oscilloscope's
default WS setting.
WS
SCLK
SDATA
LEFT CHANNEL RIGHT CHANNEL
ONE SCLK CYCLE
MSB LSB
1 2 n-2 n-1
0
MSB LSB
1 2 n-2 n-1
0
WS
SCLK
SDATA
LEFT CHANNEL RIGHT CHANNEL
MSB LSB
1 2 n-2 n-1
0
MSB LSB
1 2 n-2 n-1
0
WS
SCLK
SDATA
LEFT CHANNEL RIGHT CHANNEL
MSB LSB
1 2 n-2 n-1
0
MSB LSB
1 2 n-2 n-1
0