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HD6417751RBP240V Datasheet, PDF (495/1226 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents
13. Bus State Controller (BSC)
Table 13.9 16-Bit External Device/Big-Endian Access and Data Alignment
Operation
Data Bus
Access
Size Address No. D31–D24 D23–D16 D15–D8 D7–D0
Byte 2n
1—
—
Data —
7–0
2n + 1 1 —
—
—
Data
7–0
Word 2n
1—
—
Data Data
15–8 7–0
Long- 4n
1—
—
Data Data
word
31–24 23–16
4n + 2 2 —
—
Data Data
15–8 7–0
Quad- 8n
1—
—
Data Data
word
63–56 55–48
8n + 2 2 —
—
Data Data
47–40 39–32
8n + 4 3 —
—
Data Data
31–24 23–16
8n + 6 4 —
—
Data Data
15–8 7–0
WE3,
CAS3,
DQM3
Strobe Signals
WE2,
CAS2,
DQM2
WE1,
CAS1,
DQM1
WE0,
CAS0,
DQM0
Asserted
Asserted
Asserted Asserted
Asserted Asserted
Asserted Asserted
Asserted Asserted
Asserted Asserted
Asserted Asserted
Asserted Asserted
Rev.4.00 Oct. 10, 2008 Page 395 of 1122
REJ09B0370-0400