Rev. 2.00, 09/03, page 182 of 690
Table 7.5
16-Bit External Device/Big Endian Access and Data Alignment
Data Bus
Strobe Signals
Operation
D31 to
D24
D23 to
D16
D15 to
D8
D7 to D0
WE3
,
DQMUU
WE2
,
DQMUL
WE1
,
DQMLU
WE0
,
DQMLL
Byte access at 0
Data 7 to
Data 0
Assert
Byte access at 1
Data 7 to
Data 0
Assert
Byte access at 2
Data 7 to
Data 0
Assert
Byte access at 3
Data 7 to
Data 0
Assert
Word access at 0
Data 15
to Data 8
Data 7 to
Data 0
Assert
Assert
Word access at 2
Data 15
to Data 8
Data 7 to
Data 0
Assert
Assert
1st
time at 0
Data 31
to Data
24
Data 23
to Data
16
Assert
Assert
Longword
access
at 0
2nd
time at 2
Data 15
to Data 8
Data 7 to
Data 0
Assert
Assert
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