SH7750_08 Datasheet, PDF (513/1162 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer

Section 13 Bus State Controller (BSC)
Table 13.11 (2) 64-Bit External Device/Little-Endian Access and Data Alignment
Operation
Strobe Signals
WE7,
Access
CAS7,
Size Address No. DQM7
WE6,
CAS6,
DQM6
WE5,
CAS5,
DQM5
WE4,
CAS4,
DQM4
WE3,
CAS3,
DQM3
WE2,
CAS2,
DQM2
WE1,
CAS1,
DQM1
WE0,
CAS0,
DQM0
Byte 8n
1
Asserted
8n + 1 1
Asserted
8n + 2 1
Asserted
8n + 3 1
Asserted
8n + 4 1
Asserted
8n + 5 1
Asserted
8n + 6 1
Asserted
8n + 7 1 Asserted
Word 8n
1
Asserted Asserted
8n + 2 1
Asserted Asserted
8n + 4 1
Asserted Asserted
8n + 6 1 Asserted Asserted
Long- 8n
1
Asserted Asserted Asserted Asserted
word _{8n + 4 1 Asserted Asserted Asserted Asserted}
Quad- 8n
word
1 Asserted Asserted Asserted Asserted Asserted Asserted Asserted Asserted
Rev.7.00 Oct. 10, 2008 Page 429 of 1074
REJ09B0366-0700