ST10R167 Datasheet, PDF (57/63 Pages) STMicroelectronics – 16-BIT ROMLESS MCU

ST10R167
XX - ELECTRICAL CHARACTERISTICS (continued)
Figure 21 : External Memory Cycle: demultiplexed bus, with/without read/write delay, extended ALE,
read/write chip select
CLKOUT
ALE
A23-A16
(A15-A8)
BHE
Read Cycle
Data Bus (P0)
RdCsx
Write Cycle
Data Bus (P0)
WrCSx
t₅
t₁₆
t₆
t₁₇
Address
t₈₂
t₈₃
t₄₆
t₄₇
t₂₆
t₅₅
t₅₁
Data In
t₅₃
t₆₈
t₈₂
t₈₃
t₄₈
t₄₉
Data Out
t₅₀
t₅₇
t₄₈
t₄₉
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