Instructions

Table Of Contents
Protocol Analysis
R&S
®
Scope Rider RTH
191User Manual 1326.1578.02 ─ 15
Figure 9-14: Decoded I²C signal in Protocol mode
Table 9-2: Content of the protocol table for decoded I²C signal
Column Description
# Frame index
Frame Start Time of frame start
Address [hex] Hexadecimal value of the address
Address R/W Value of the R/W bit
Values 8 bit [format] Value of data byte. The data format is selected in the "Bus" menu.
State Overall state of the frame.
"Incomplete" indicates that the frame is not completely contained in the
acquisition. Change the time scale, or move the reference point to the left to
get a longer acquisition.
Remote commands are described in Chapter 15.11.2.3, "I2C Decode Results",
on page 434.
9.3 SPI (Option R&S RTH-K1)
9.3.1 The SPI Protocol
A 4-channel instrument is required for full support of the SPI protocol, or the MSO
option R&S RTH-B1.
SPI (Option R&S
RTH-K1)