User manual

Chapter 8 Protocol Decoding RIGOL
MSO4000/DS4000 User’s Guide 8-19
9. Error expressions during decoding
In I2C decoding, when ACK (acknowledgement) is 1, ACK error occurs. When
the decoding is correct, the ACK information is displayed as turquoise patch;
when the detected ACK is 1, red error mark (
, , or ; the display form
is related to the horizontal time base and the display format of the bus) is
dispalyed.
The detected ACK is 1
SCLK
SDA
Address Information (Write Address)