W9412G6JH Datasheet, PDF (40/53 Pages) Winbond – 2M  4 BANKS  16 BITS DDR SDRAM

W9412G6JH
11.7 Extend Mode Register Set (EMRS) Timing
CLK
CLK
CMD
EMRS
tMRD
NEXT CMD
ADD
Register Set data
A0
DLL Switch
A1
Buffer Strength
A2 _"0"
A3 _"0"
A4 _"0"
Reserved
A5 _"0"
A6 _"0"
Buffer Strength
A7 "0"
A8 "0"
A9 _"0"
A10 _"0"
A11 _"0"
BA0 _"0"
BA1 _"0"
Reserved
Mode Register Set
or
Extended Mode
Register Set
* "Reserved" should stay "0" during EMRS cycle.
A0
DLL Switch
0
Enable
1
Disable
A6
A1
0
0
0
1
1
0
1
1
BA1
BA0
0
0
0
1
1
0
1
1
Buffer Strength
100% Strength
60% Strength
Reserved
30% Strength
MRS or EMRS
Regular MRS cycle
Extended MRS cycle
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Publication Release Date: Nov. 29, 2011
Revision A03