Rigol DS2202A 2-channel oscilloscope, Digital Storage oscilloscope, DS2202A User Manual
Product codes
DS2202A
RIGOL
DS2000A 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
A1
A0
Vcc
SCLK
SDA
SCLK: sample the SDA on the clock rising edge or falling edge.
SDA: denote the data channel.
Press Decode1 Decode to select “I2C” and open the I2C decoding function
menu.
1. SCLK Setting
Press SCLK to select any channel (CH1 or CH2) as the clock channel.
Press SCLKThreshold to set the threshold of the clock channel.
Press SCLKThreshold to set the threshold of the clock channel.
2. SDA Setting
Press SDA to select any channel (CH1 or CH2) as the data channel.
Press SDAThreshold to set the threshold of the data channel.
Press SDAThreshold to set the threshold of the data channel.
3. Display-related Setting
Press Format to set the display format of the bus to Hex, Decimal, Binary or
ASCII.
Press Offset and use
ASCII.
Press Offset and use
to adjust the vertical display position of the bus.