Datasheet

Section 6 Bus Controller
Rev.7.00 Feb. 14, 2007 page 166 of 1108
REJ09B0089-0700
Bus cycle
T
1
T
2
Address bus
φ
CSn
AS
RD
D
15
to D
8
Invalid
D
7
to D
0
Valid
Read
HWR
LWR
D
15
to D
8
High impedance
D
7
to D
0
Valid
Write
High
Note: n = 0 to 7
T
3
Figure 6.12 Bus Timing for 16-Bit 3-State Access Space (2) (Odd Address Byte Access)