AM188ES-40KCW Datasheet, PDF (73/102 Pages) Advanced Micro Devices – High Performance, 80C186-/80C188-Compatible and 80L186-/80L188-Compatible, 16-Bit Embedded Microcontrollers

Write Cycle Waveforms
PRELIMINARY
CLKOUTA
A19–A0
S6/LOCK
AD15–AD0*,
AD7–AD0**
AO15–AO8**
ALE
WR
WHB*, WLB*
WB**
BHE*
LCS, UCS
MCS3–MCS0,
PCS6–PCS5,
PCS3–PCS0
DEN
DS
t₁
t₂
t₃
t_W
65
68
S6
14
LOCK
Address
Address
7
6
S6
Data
23
9
20
5
10
12
87
11
13
20
Address
31
32
31
BHE
67
16
99
20
20
21
DT/R
S2–S0
UZI
22 ^***
3
Status
4
Notes:
* _{Am186ES microcontroller only}
** _{Am188ES microcontroller only}
*** Changes in t phase preceding next bus cycle if followed by read, INTA, or halt.
t₄
8
30
34
33
41
18
17
35
31
98
19
22^***
Am186/188ES and Am186/188ESLV Microcontrollers
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