Table 13.11 32-Bit External Device/Little-Endian Access And Data Alignment - Hitachi SH7751 Hardware Manual

Table 13.11 32-Bit External Device/Little-Endian Access and Data Alignment

Operation
Access
Size Address No.
Byte 4n 1
4n+1 1
4n+2 1
4n+3 1
Word 4n 1
4n+2 1
Long- 4n 1
word
Quad- 8n 1
word
8n+4 2
Data Bus
D31–D24 D23–D16
—
— —
— Data
7–0
Data —
7–0
— —
Data Data
15–8 7–0
Data Data
31–24 23–16
Data Data
31–24 23–16
Data Data
63–56 55–48




 
D15–D8 D7–D0 DQM3
— Data
7–0
Data —
7–0
— —
— — Asserted
Data Data
15–8 7–0
— — Asserted Asserted
Data Data Asserted Asserted Asserted Asserted
15–8 7–0
Data Data Asserted Asserted Asserted Asserted
15–8 7–0
Data Data Asserted Asserted Asserted Asserted
47–40 39–32
Rev. 3.0, 04/02, page 363 of 1064
Strobe Signals






, , ,
   
, , ,
DQM2 DQM1
Asserted
Asserted
Asserted Asserted




,
 
,
DQM0
Asserted