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For I2C bus, each frame of data starts with the address information. The address
information includes the read address and the write address. Press R/W
continuously to select whether to include the "R/W" bit in the address information.
When "With" is selected, the "R/W" bit will be included in the address information
and located at the lowest bit; when "Without" is selected, the "R/W" bit will not be
included in the address information.
5. Set Display-related Parameters
Press Display to enter the display setting menu.
- Set the display format
Press Format, rotate the multifunction knob to select the display format of
the bus data. Then, press down the knob to select it. You can also press Format
continuously or enable the touch screen to select it. The available formats
include Hex, Dec, Bin, and ASCII.
- Adjust the vertical position of the bus
Press Position, and then rotate the multifunction knob to adjust the vertical
display position of the bus. You can also rotate Wave Vertical POSITIONto
adjust the vertical display position of the bus.
- Set the label display
Press Label to enable or disable the label display of the I2C decoding bus.
When enabled, the bus label "I2C" will be displayed at the upper-left side of the
bus (when the bus display is enabled).
- Set parameters for the event table
Press Event Table to enter the event table setting menu. The event table
displays the decoded data and the corresponding decoding information in time
order in the form of a table. It can be used to observe relatively longer decoded
data. The decoding information includes the decoded data, the corresponding
line number, time, R/W bit, address information, and acknowledgement
information.
- Open or close the event table: Press Event Table continuously to enable or
disable the display of the event table. When enabled, the following event
table as shown in
Figure 15.6
is displayed. You can also enable the touch
screen to tap the icon at the right-upper corner of the event table to close
it.
Protocol Decoding
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