Hitachi SH7750 series Hardware Manual page 329

Table 13.12 16-Bit External Device/Little-Endian Access and Data Alignment
Operation
Access
Size Address No. D31–D24 D23–D16 D15–D8 D7–D0
Byte 2n 1
2n+1 1
Word 2n 1
Long- 4n 1
word
4n+2 2
Quad- 8n 1
word
8n+2 2
8n+4 3
8n+6 4
Rev. 4.0, 04/00, page 318 of 850
Data Bus
— —
— —
— —
— —
— —
— —
— —
— —
— —
:(6 :(6,
:(6 :(6
&$66 &$66,
&$66 &$66
DQM3
— Data
7–0
Data —
7–0
Data Data
15–8 7–0
Data Data
15–8 7–0
Data Data
31–24 23–16
Data Data
15–8 7–0
Data Data
31–24 23–16
Data Data
47–40 39–32
Data Data
63–56 55–48
Strobe Signals
:(5, :(5 :(4 :(4, :(3, :(3
:(5 :(5 :(4 :(4 :(3 :(3
&$65, &$65 &$64, &$64 &$63, &$63
&$65 &$65 &$64 &$64 &$63 &$63
DQM2 DQM1 DQM0
Asserted
Asserted
Asserted Asserted
Asserted Asserted
Asserted Asserted
Asserted Asserted
Asserted Asserted
Asserted Asserted
Asserted Asserted