SH7065 Datasheet, PDF (272/941 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH RISC engine Family/SH7000 Series

Section 8 Bus State Controller (BSC)
Table 8.6 8-Bit External Device/Big-Endian Access and Data Alignment
Data Bus
Operation
Address 0 byte access
D31–
D24
—
Address 1 byte access —
Address 2 byte access —
Address 3 byte access —
Address
0 word
access
1st access —
(address 0)
2nd access —
(address 1)
Address
2 word
access
1st access —
(address 2)
2nd access —
(address 3)
Address 0 1st access —
longword (address 0)
access _{2nd access —}
(address 1)
3rd access —
(address 2)
4th access —
(address 3)
D23–
D16
—
—
—
—
—
—
—
—
—
—
—
—
D15–
D8
—
—
—
—
—
—
—
—
—
—
—
—
D7–
D0
Data
7–0
Data
7–0
Data
7–0
Data
7–0
Data
15–8
Data
7–0
Data
15–8
Data
7–0
Data
31–24
Data
23–16
Data
15–8
Data
7–0
Strobe Signals
WRHH, WRHL, WRLH, WRLL,
HHBS, HLBS, LHBS, LLBS,
CASHH CASHL CASLH CASLL
Asserted
Asserted
Asserted
Asserted
Asserted
Asserted
Asserted
Asserted
Asserted
Asserted
Asserted
Asserted
Rev. 5.00 Sep 11, 2006 page 250 of 916
REJ09B0332-0500