GW Instek GDS-3000 Series DS3-SBD Serial Bus decode - Manual (Page 17)

MEASUREMENT
17
1. If Trigger On was configured to
Data*, press Data from the bottom
menu.
*The applicable Trigger On settings
are shown below.
UART Tx Data, Rx Data
I 2 C Data, Address/Data
SPI MOSI, MISO, MOSI&MISO
2. Press Number of Words/Number of
Bytes from the side menu and
choose data length.
UART 1~10 Bytes
I 2 C 1~5 Bytes
SPI 1~16 Words
3. If I 2 C is the bus type, press
Addressing Mode to toggle between
7 and 10 bit addressing modes.
4. Press Data (I 2 C, UART) or
MOSI/MISO (SPI) from the side
menu to edit the triggering data.
To edit the data, use the Variable
knob to highlight a binary or hex
digit and press Select. Use the
Variable knob to choose a value for
the digit and press Select to
confirm.
OR
Binary 0,1,X (don’t care)
Hex 0~F, X (don’t care)