HD6417727BP160CV Datasheet, PDF (375/1098 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH™ RISC engine Family/ SH7700 Series

Section 12 Bus State Controller (BSC)
Table 12.7 16-Bit External Device/Big Endian Access and Data Alignment
Data Bus
Strobe Signals
Operation
D31 to D23 to D15 to D7 to WE3, WE2, WE1, WE0,
D24 D16 D8
D0
DQMUU DQMUL DQMLU DQMLL
Byte access at 0 —
—
Data —
7 to 0
Assert —
Byte access at 1 —
—
—
Data
7 to 0
Assert
Byte access at 2 —
—
Data —
7 to 0
Assert —
Byte access at 3 —
—
—
Data
7 to 0
Assert
Word access at 0 —
—
Data Data
15 to 8 7 to 0
Assert Assert
Word access at 2 —
—
Data Data
15 to 8 7 to 0
Assert Assert
Longword 1st
—
—
Data Data
access time at 0
31 to 24 23 to 16
at 0
2nd
—
—
Data Data
time at 2
15 to 8 7 to 0
Assert Assert
Assert Assert
Rev.6.00 Mar. 27, 2009 Page 317 of 1036
REJ09B0254-0600