Protocol analysis
R&S
®
RTO6
847
User Manual 1801.6687.02 ─ 05
T
able 13-37: Long frames that start with fields
HPST
AR
T and
T
ype and end with
CRC and the Link Control W
ord
Frame
Fld.3
Field4
Fld.5
Field6
Fld.7
Fld.8
Field9
F.10
Fld.1
1
Fld.12
Fld.13
F.14
F.15
Fld.16
F.17
F.18
F.19
F.20
F.21
F.22
ACK
Route
String
Device
Address
Sub-
Type
Rsvd
rty
D
EPT
-
Num
TT
HE
NumP
SeqNum
Rsvd
TPF
StreamId
Rsvd
SSI
WP
A
DBI
PP
NBI
DPH
Route
String
Device
Address
Seq-
Num
Rsvd
EOB
D
EPT
-
Num
TT
S
Length
StreamId
Rsvd
SSI
WP
A
DBI
PP
NBI
ERDY
Rsvd
Device
Address
Sub-
Type
Rsvd
D
EPT
-
Num
Rsvd
Num
P
Rsvd
StreamId
Rsvd
Port
Capa-
bility
Sub-
Type
Link
Speed
Rsvd
Num
HP Buf
Rsvd
Dir
OTG
Rsvd
T
ie-
breaker
Rsvd
Rsvd
ST
A-
TUS
Route
String
Device
Address
Sub-
Type
Rsvd
D
EPT
-
Num
Rsvd
Rsvd
PP
Rsvd
Sublink
Speed
Rsvd
Device
Address
Sub-
Type
Not-
Type
Rsvd
TPF
Rsvd
LSE
ST
Rsvd
Lanes
LP
LSM
Ahead of
Field 3
, add these two fields (
Field1
+
Field2
):
Field1
Field2
Field3
...
HPST
AR
T
Type
see above
...
After the
last field (n)
, add CRC + the
"Link Control W
ord"
:
Field n+1
Field n+2
Field n+3
Field n+4
Field n+5
Field n+6
Field n+7
CRC
Hdr#
Rsvd
Hub#
DL
Y
DFR
CRC
USB 3.1 (option R&S
RTO6-K570)