Chapter 11 Protocol Decoding    RIGOL 
MSO7000/DS7000 User Guide  11-15 
adjust the threshold of the clock channel. When you modify the 
threshold of the clock channel, a dotted line displaying the current 
threshold level is displayed on the screen. The dotted line disappears in 
about 2 s after you stop modifying the threshold. 
 
⚫  Set the data channel source and the threshold 
Use the same method to select the source of the data channel and set the 
threshold (only when the source of the data channel is set to an analog 
channel (CH1-CH4)). 
 
⚫  Exchange sources 
Press Exchange to select "SCL/SDA" or "SDA/SCL" to exchange the 
sources of the current clock channel and data channel. 
 
4. Specify whether the address information includes the "R/W" bit 
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 the address information includes the "R/W" bit. 
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. Display-related setting 
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 display formats of the bus data are "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   
POSITION to 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). 
 
⚫  Event table 
Press Event Table to enter the event table setting menu. The event table 
displays the detailed decoding information in time order in the form of a 
table, so as to better observe the long decoded data. The decoding