HD6433044 Hitachi Semiconductor, HD6433044 Datasheet - Page 701

• Manufacturer Part Number: HD6433044
• Description: (HD64 Series) Hitachi Single-Chip Microcomputer
• Manufacturer: Hitachi Semiconductor

ø
A
CS to CS
AS
RD
(read)
D
(read)
HWR, LWR
(write)
D
(write)
23
15
15
3
to A
to D
to D
0
0
0
,
0
t
t
t
CH
CF
WDD
Figure 21-7 Basic Bus Cycle: Two-State Access
t
t
t
t
AS1
AS1
AS1
AD
t
T
CYC
1
t
t
t
t
ASD
ASD
ASD
ACC1
t
CL
t
t
ACC3
ACC3
t
cyc
t
WDS1
t
WSW1
t
CR
t
693
RDS
T
2
t
t
t
SD
SD
SD
t
RDH
t
WDH
t
t
t
AH
AH
AH
t
t
t
PCH
PCH
PCH