Renesas SH7781 - Manual (Page 1613)

32. Electrical Characteristics
Rev.1.00 Jan. 10, 2008 Page 1583 of 1658
REJ09B0261-0100
D15 to D0
D15 to D0
(Write)
(Read)
Legend:
IO: DACK
device
SA: Single-address DMA transfer
DA: Dual-address DMA transfer
Note: DACK is configured as active-high.
Tpcm1 Tpcm2 Tpcm0 Tpcm1 Tpcm2 Tpcm1w Tpcm1w Tpcm2w
t
AD
t
AD
t
WDD
t
BSD t
BSD
t
BSD
t
BSD
t
WDD
t
WDD
t
RWD
t
CSD
t
CSD
t
RWD
t
RSD
t
RSD
t
RSD
t
WEDF
t
WED1
t
WEDF
t
DACD
t
RDH
t
RDS
t
RDYH
t
RDYS
t
RDYH
t
RDYS
t
DACD
t
AD
t
AD
t
WDD
t
WDD
t
WDD
t
RWD
t
CSD
t
CSD
t
RWD
t
RSD
t
RSD
t
RSD
t
WEDF
t
WED1
t
WEDF
t
DACD
TED TEH
t
RDH
t
RDS
t
DACD
A25 to A0
CLKOUT
CExx
REG (WE0)
RD/ WR
WE1
RD
BS
RDY
DACKn
(DA)
(1) TED = 0, THE = 0, no wait (2) TED = 1, THE = 1, one internal wait + one external wait cycles
Figure 32.17 PCMCIA Memory Bus Cycle