SH7785 Datasheet, PDF (1607/1692 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer

32. Electrical Characteristics
CLKOUT
A25 to A0
CSn
RD/WR
RD
T1
Tw
Twe
T2
t_AD
t_CSD
t_RWD
t_RSD
t_RSD
t_AD
t_CSD
t_RWD
t_RSD
D31 to D0
(Read)
WEn
D31 to D0
(Write)
t_WED1
t_WEDF
t_WDD
t_WDD
t_RDS
t_RDH
t_WEDF
t_WDD
t_BSD
t_BSD
BS
RDY
DACKn
(SA: IO ← memory)
t_DACD
t_RDYS
t_RDYH
t_DACD
t_RDYS
DACKn
(SA: IO → memory)
DACKn
(DA)
t_DACDF
t_DACD
t_RDYH
t_DACD
t_DACDF
t_DACD
Legend:
IO: DACK device
SA: Single-address DMA transfer
DA: Dual-address DMA transfer
Note: DACK is configured as active-high.
Figure 32.11 SRAM Bus Cycle: Basic Bus Cycle
(One Internal Wait Cycle + One External Wait Cycle)
Rev.1.00 Jan. 10, 2008 Page 1577 of 1658
REJ09B0261-0100