Datasheet

ADSP-21161N
Rev. C | Page 37 of 60 | January 2013
Figure 23. Asynchronous Read/Write — Host to ADSP-21161N
REDY (O/D)
READ CYCLE
DATA (OUT)
RED Y (A /D )
O/D = OPEN DRAIN, A/D = ACTIVE DRIVE
REDY (O/D)
WRIT E CY CLE
DA T A ( IN )
ADDRESS
REDY (A/D)
t
DRDYRDL
t
HDARWH
t
RD YPRD
t
DRDHRDY
t
S DAT RDY
t
SDATWH
t
HDATWH
t
DRDYWRL
t
HADWRH
t
RDYPWR
t
DWRHRDY
t
S ADW RH
t
SCS WRL
t
HCSWRH
t
HADRDH
t
WRWH
t
WWRL
t
WRWH
t
SADRDL
RD
CS
WR
ADDRESS/CS