CHAPTER 1 PRODUCT SPECIFCATIONS
User's Manual A19069EJ2V0UM
21
(b) Read timing (SRAM, external ROM, external I/O)
Figure 1-4. Read Timing (SRAM, External ROM, External I/O)
BUSCLK (output)
A0-A25, CSZ0-CSZ7
(output)
WRZ0-WRZ3, WRSTBZ
(output)
RDZ, IORDZ (output)
D0-D31 (I/O)
WAITZ (input)
BCYSTZ (output)
TASW
T1 TW T2 TI
< t
DKR DH
>
< t
DKWRH
>
< t
DKRDL
>
< t
HKOD
>
< t
SKID
>
< t
HKID
>
< t
HKW
>
< t
SKW
>
< t
HKW
>
< t
SKW
>
< t
DKBSL
>
< t
DKBSH
>
< t
DKBSL
>
< t
DKA
>
Note
< t
DKA
>
< t
DKRDH
>
< t
DKR DL
>
Note
In the case of CSZ0-CSZ7
Remarks 1.
Timing when the number of waits inserted by the DWC0 or DWC1 register is 0, the
number of idle states inserted by the BCC register is 1, and the number of waits inserted
by the ASC register is 1.
2.
Broken lines indicate high impedance.
