932SQ426_16 Datasheet, PDF (17/25 Pages) Integrated Device Technology – DERIVATIVE SUPPORTING SRNS PCIE CLOCKING

932SQ426
CK420BQ DERIVATIVE SUPPORTING SRNS PCIE CLOCKING
SMBus Table: Reserved Register
Byte 5 Pin #
Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
SMBus Table: Test Mode Register
Byte 6 Pin #
Name
Bit 7
-
Test Mode
Bit 6
-
Test Select
Bit 5
-
Bit 4
-
Bit 3
-
Bit 2
-
Bit 1
-
Bit 0
-
SMBus Table: Vendor & Revision ID Register
Byte 7 Pin #
Name
Bit 7
-
RID3
Bit 6
-
RID2
Bit 5
-
RID1
Bit 4
-
RID0
Bit 3
-
VID3
Bit 2
-
VID2
Bit 1
-
VID1
Bit 0
-
VID0
SMBus Table: Byte Count Register
Byte 8 Pin #
Name
Bit 7
-
BC7
Bit 6
-
BC6
Bit 5
-
BC5
Bit 4
-
BC4
Bit 3
-
BC3
Bit 2
-
BC2
Bit 1
-
BC1
Bit 0
-
BC0
SMBus Table: Device ID Register
Byte 9 Pin #
Name
Bit 7
DID7
Bit 6
DID6
Bit 5
DID5
Bit 4
DID4
Bit 3
DID3
Bit 2
DID2
Bit 1
DID1
Bit 0
DID0
Control Function Type
0
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
1
Default
0
0
0
0
1
1
1
1
Control Function
Test Mode Type
Select Test Mode
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
Type
RW
RW
0
Hi-Z
Disable
1
REF/N
Enable
Default
0
0
0
1
1
0
0
0
Control Function
REVISION ID
VENDOR ID
Type
R
R
R
R
R
R
R
R
0
1
0000 for A rev
0001 for ICS/IDT
Default
0
0
0
0
0
0
0
1
Control Function
Byte Count
Programming b(7:0)
Type
RW
RW
RW
RW
RW
RW
RW
RW
0
1
Writing to this register will
configure how many bytes
will be read back, default is A
bytes.
(0 to 9
Default
0
0
0
0
1
0
1
0
Control Function Type
0
R
-
R
-
R
-
Device ID
R
-
(1A hex)
R
-
R
-
R
-
R
-
1
Default
-
0
-
0
-
0
-
1
-
1
-
0
-
1
-
0
IDT® CK420BQ DERIVATIVE SUPPORTING SRNS PCIE CLOCKING
17
932SQ426
REV C 022916