HD6475348R Datasheet, PDF (366/487 Pages) Hitachi Semiconductor – Single-Chip Microcomputer

4. Bus Release State Timing
ø
BREQ
(Input)
BACK
(Output)
A19 to A0 ,
R/W, DS,
RD, WR,
AS
tBRQS
20.3.3 Clock Timing
1. E Clock Timing
tBRQS
tBACD1
tBZD
Figure 20-10 Bus Release State Timing
Fig. 20-10
ø
tED
tED
E
tEf
tEr
Figure 20-11 E Clock Timing
tBACD2
tAD
Fig. 20-11
355