SH7727 Datasheet, PDF (392/1109 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH RISC engine Family/SH7700 Series

Section 12 Bus State Controller (BSC)
Table 12.10 16-Bit External Device/Little Endian Access and Data Alignment
Data Bus
Operation
D31 to D23 to D15 to D7 to WE3,
D24 D16 D8
D0
DQMUU
Byte access at 0 —
—
—
Data
7 to 0
Byte access at 1 —
—
Data —
7 to 0
Byte access at 2 —
—
—
Data
7 to 0
Byte access at 3 —
—
Data —
7 to 0
Word access at 0 —
—
Data Data
15 to 8 7 to 0
Word access at 2 —
—
Data Data
15 to 8 7 to 0
Longword 1st
—
—
Data Data
access at time at 0
15 to 8 7 to 0
0
2nd
—
—
Data Data
time at 2
31 to 24 23 to 16
Strobe Signals
WE2, WE1,
DQMUL DQMLU
Assert
Assert
Assert
Assert
Assert
Assert
WE0,
DQMLL
Assert
Assert
Assert
Assert
Assert
Assert
Rev. 5.00 Dec 12, 2005 page 320 of 1034
REJ09B0254-0500