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

PRELIMINARY
CLKOUTA
A19–A0
AD15–AD0
(Read)
AD15–AD0
(Write)
LCS, UCS
MCSx, PCSx
t₁
t₂
t₃
t₄
Address
Data
Phase
Phase
Address
Data
Data
Figure 5. Am186ES Microcontroller—Read and Write with Address Bus Disable In Effect
CLKOUTA
A19–A0
AD7–AD0
(Read)
AO15–AO8
(Read or Write)
AD7–AD0
(Write)
LCS or UCS
MCSx, PCSx
t₁
t₂
t₃
t₄
Address
Data
Phase
Phase
Address
Address
Data
Address
Address
Data
Figure 6. Am188ES Microcontroller Address Bus—Normal Read and Write Operation
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Am186/188ES and Am186/188ESLV Microcontrollers