Protocol analysis
R&S
®
RTO6
751
User Manual 1801.6687.02 ─ 05
Decode Results Table
The "Decode results" table contains information about all decoded frames.
Table 13-25: Content of the Decode results table
Column
Description
Frame
Number of the acquired frame
State
State of frame, available messages are:
●
OK
●
OPcode error
●
Length error
●
Incomplete frame
●
Unsynchronized bits
Start
Start time of the frame
Stop
Stop time of the frame
Start code
Start of frame code, 2 bits
●
"01" (Clause 22)
●
"00" (Clause 45)
OP code
Operation code (= Frame type), 2 bits
●
"00" = Address frame (in Clause 45, only)
●
"01" = Write frame (in Clause 22 or Clause 45)
●
"10" = Read frame (in Clause 22) or Post Read frame (in Clause 45)
●
"11" = Read frame (in Clause 45)
PHYAD/PRTAD
Address field, shown as 2 hex characters (corresponding to 5 binary bits)
●
PHY address (in Clause 22)
●
Port address (in Clause 45)
REGAD/DEVAD
Address field, shown as 2 hex characters (corresponding to 5 binary bits)
●
Register address (in Clause 22)
●
Device address (in Clause 45)
DATA/ADDRESS
Payload data field (in Clause 22 or Clause 45), or Address field (in
Clause 45, only), shown as 4 hex characters or 16 binary bits
Register Name
Displays a translation of the PHYAD/PRTAD address label in textual form
Tools
Press "Display settings" in the "Decode Results" table to access the "Display" tab.
MDIO (option R&S
RTO6-K540)
