Intel 8XC251SA - Page 222

8XC251SA, SB, SP, SQ USER’S MANUAL
13-14
Figure 13-14. External Data Read (Page Mode, RT Wait State)
Figure 13-15. External Data Write (Page Mode, RT Wait State)
A8-A15
WCLK
ALE
RD#/PSEN#
WAIT#
P2
P0
A0-A7
A5008-01
State 1 State 2 State 3 State 1 (next cycle)
A8-A15D0-D7 stretched
A0-A7 stretched
RD#/PSEN# stretched
A8-A15
WCLK
ALE
WR#
WAIT#
P2
P0
A5010-01
State 1 State 2 State 3 State 4
D0-D7 stretched
A0-A7 stretched
WR# stretched