ST10F271E STMICROELECTRONICS [STMicroelectronics], ST10F271E Datasheet - Page 167

• Manufacturer Part Number: ST10F271E
• Description: 16-bit MCU with 128 Kbyte Flash memory and 8/12 Kbyte RAM
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

ST10F271B/ST10F271E
Figure 56. External memory cycle: Demultipl. bus, with/without r/w delay, normal ALE, r/w CS
CLKOUT
ALE
Read cycle
RdCSx
Write cycle
WrCSx
A23-A16
A15-A0 (P1)
BHE
Data bus (P0)
(D15-D8) D7-D0
Data bus (P0)
(D15-D8) D7-D0
t
5
t
t
83
83
t
6
t
t
82
82
t
17
Address
t
16
t
49
t
47
t
46
t
49
t
t
48
48
t
50
Data out
Data in
t
57
t
5
t
t
26
68
t
55
t
53
Electrical characteristics
167/180