RIGOL  Chapter 11 Protocol Decoding 
11-38  MSO7000/DS7000 User Guide 
multifunction knob    to select "I2S". Press down the knob to select it. You can also 
press Bus Type continuously or enable the touch screen to select it. 
 
1.  Enable or disable the bus 
Press Bus Status continuously to enable or disable the decoding function. 
 
2.  Quickly apply I2S trigger settings to I2S decoding 
Press Copy Trig to copy the I2S trigger settings and apply them to I2S 
decoding function (set the corresponding I2S decoding parameters 
automatically). For analog channels, the threshold level settings will also be 
copied. 
 
3.  Source Setting 
Press Sources to enter the source setting menu. 
⚫  Set the serial clock channel source, threshold, and clock edge 
➢  Press SCLK and rotate the multifunction knob    to select the desired 
channel, and then press down the knob to select it. You can also press 
SCLK continuously or enable the touch screen to select it. The 
available channels include CH1-CH4 and D0-D15. 
 
➢  When you select the analog channel (CH1-CH4), press SCLK Thre 
below SCLK, then rotate the multifunction knob    or use the pop-up 
numeric keypad to set the threshold of the SCLK. 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. 
 
➢  Press SCLK Edge continuously to select "Rising( )" or 
"Falling( )" as the desired clock edge. 
⚫  Set the WS source and the threshold 
➢  Press WS and rotate the multifunction knob    to select the desired 
channel, and then press down the knob to select it. You can also press 
WS continuously or enable the touch screen to select it. The available 
channels include CH1-CH4 and D0-D15. 
 
➢  When you select the analog channel (CH1-CH4), press WS Thre below 
WS, then rotate the multifunction knob    or use the pop-up numeric 
keypad to set the threshold of the WS signal. When you modify the WS 
threshold, 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 
➢  Press Data and rotate the multifunction knob    to select the desired 
data channel source, and then press down the knob to select it. You