ST10F269Z2QX 查看數據表（PDF） - STMicroelectronics

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ST10F269Z2QX

16-BIT MCU WITH MAC UNIT, 256K BYTE FLASH MEMORY AND 12K BYTE RAM

STMicroelectronics 

ST10F269Z2Qx

Figure 73 : External Memory Cycle: Multiplexed Bus, With / Without Read / Write Delay, Extended ALE,

Read / Write Chip Select

CLKOUT

ALE

A23-A16

(A15-A8)

BHE

Read Cycle

Address/Data

Bus (P0)

RdCSx

Write Cycle

Address/Data

Bus (P0)

WrCSx

t5

t16

t6

t17

Address

t25

t54

t6

t7

Address

t42

t43

t44

t45

t46

t48

t47

t49

Data In

t18

t19

Address

t42

t43

t44

t45

Data Out

t56

t50

t48

t49

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