437
Keysight InfiniiVision 3000T X-Series Oscilloscopes
User's Guide
28 I2C/SPI Triggering and
Serial Decode
Setup for I2C Signals / 437
I2C Triggering / 438
I2C Serial Decode / 442
Setup for SPI Signals / 445
SPI Triggering / 449
SPI Serial Decode / 451
I2C/SPI triggering and serial decode requires the EMBD license that you can get
by purchasing the DSOX3EMBD upgrade.
Setup for I2C Signals
I
2
C (Inter-IC bus) signals setup consists of connecting the oscilloscope to the
serial data (SDA) line and the serial clock (SCL) line and then specifying the input
signal threshold voltage levels.
To set up the oscilloscope to capture I
2
C signals, use the Signals softkey which
appears in the Serial Decode Menu:
1 Press [Serial].
Only one SPI serial bus can be decoded at a time.
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