IA186ES/IA188ES
8-Bit/16-Bit Microcontrollers
Data Sheet
November 15, 2011
0ns
20ns
40ns
60ns
80ns
100ns
120ns
140ns
clkouta
clkoutA
58
hold
hold
62
hlda
hlda
15
ad15–ad0 (IA186ES), den_n
ad[15:0],den_n
ad15–ad0 (IA186ES), s6,
rd_n, wr_n, bhe_n (IA186ES),
s2_n-s1_n,whb_n,wlb_n
dt/r_n, s2_n–s1_n, whb_n,
wlb_n (IA186ES)
63
Figure 28. Bus Hold Entering
0ns
clkoutA
clkouta
20ns
40ns
60ns
80ns
100ns
120ns
140ns
58
hold
hold
62
hlda
hlda
5
ad15–ad0 (IA186ES), den_n
ad[15:0],den_n
ad15–ad0 (IA186ES), s6,
rd_n, wr_n, bhe_n (IA186ES),
s2_n-s1_n,whb_n,wlb_n
dt/r_n, s2_n–s1_n, whb_n,
wlb_n (IA186ES)
64
Figure 29. Bus Hold Leaving
®
IA211050902-19
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