st10f269z1 STMicroelectronics, st10f269z1 Datasheet - Page 167

• Manufacturer Part Number: st10f269z1
• Description: St10f269 16-bit Mcu With Mac Unit, 256k Byte Flash Memory And 12k Byte Ram
• Manufacturer: STMicroelectronics

ST10F269
Figure 78 : External Memory Cycle: Demultiplexed Bus, no Read / Write Delay, Extended ALE, Read /
Write Chip Select
CLKOUT
ALE
Read Cycle
Data Bus (P0)
(D15-D8) D7-D0
RdCSx
Write Cycle
WrCSx
Data Bus (P0)
(D15-D8) D7-D0
A23-A16
A15-A0 (P1)
BHE
t
5
t
6
t
t
83
83
t
t
82
82
t
17
Address
t
16
t
47
t
t
49
49
t
46
t
48
t
48
Data Out
t
50
Data In
t
57
t
51
t
t
26
55
t
68
t
53
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