RIGOL DS6000 Series - Manual (Page 168)

RIGOL 7 Protocol Decoding
DS6000 User’s Guide 7-10
I2C Decoding (Option)
I2C serial bus consists of the clock line (SCLK) and the data line (SDA).
Host
Device
SCLK
SDA
A2
A1
A0
Vcc
SCLK
SDA
SCLK: sample the SDA on the clock rising edge or falling edge.
SDA: denote the data channel.
Press MATH  BUS1  Decode to select “I2C” and turn the I2C decoding function
menu on.
1. SCLK Setting
Press SCLK to select any channel (CH1-CH4) as the clock channel.
Press SCLKThreshold to set the threshold of the clock channel.
2. SDA Setting
Press SDA to select any channel (CH1-CH4) as the data channel.
Press SDAThreshold to set the threshold of the data channel.
3. Display-related Setting
Press Format to select the display format of the bus as Hex, Decimal, Binary or
ASCII.
Press Offset and use to adjust the vertical display position of the bus.
Press BusStatus to turn the bus display on or off.