EtronTech
EM68C08CWAE
Figure 10. OCD adjust mode
OCD calibration mode exit
OCD adjust mode
EMRS
EMRS
NOP
NOP
NOP
NOP
NOP
NOP
CMD
CK#
CK
WL
WR
DQS#
DQS_in
tDS tDH
DT0
VIH(dc)
VIH(ac)
DQ_in
DM
DT1
DT2
DT3
VIL(ac)
VIL(dc)
NOTE 1: For proper operation of adjust mode, WL = RL - 1 = AL + CL - 1tCK and tDS /tDH should be met as shown in the figure.
NOTE 2: For input data pattern for adjustment, DT0-DT3 is a fixed order and is not affected by burst type
(i.e., sequential or interleave)
Rev. 1.3
37
Oct. /2015