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HD6417750RF240DV Datasheet, PDF (484/1132 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH™ RISC engine Family / SH7750 Series | |||
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Section 13 Bus State Controller (BSC)
SH7750, SH7750S, SH7750R Group
Table 13.14 8-Bit External Device/Little-Endian Access and Data Alignment
Operation
Data Bus
Access
Size Address No. D31âD24 D23âD16 D15âD8 D7âD0
Byte n
1â
â
â
Data
7â0
Word 2n
1â
â
â
Data
7â0
2n + 1 2 â
â
â
Data
15â8
Long- 4n
1â
â
â
Data
word
7â0
4n + 1 2 â
â
â
Data
15â8
4n + 2 3 â
â
â
Data
23â16
4n + 3 4 â
â
â
Data
31â24
Quad- 8n
1â
â
â
Data
word
7â0
8n + 1 2 â
â
â
Data
15â8
8n + 2 3 â
â
â
Data
23â16
8n + 3 4 â
â
â
Data
31â24
8n + 4 5 â
â
â
Data
39â32
8n + 5 6 â
â
â
Data
47â40
8n + 6 7 â
â
â
Data
55â48
8n + 7 8 â
â
â
Data
63â56
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
Page 432 of 1076
R01UH0456EJ0702 Rev. 7.02
Sep 24, 2013
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