vrs51c1000 Ramtron Corporation, vrs51c1000 Datasheet - Page 39

• Manufacturer Part Number: vrs51c1000
• Description: Versa 8051 Mcu With 64kb Of Iap/isp Flash
• Manufacturer: Ramtron Corporation

Data Memory Read Cycle Timing
The following timing diagram provides Data Memory Read Cycle timing information.
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F
IGURE
VRS51C1000
#PSEN
PORT2
PORT0
24: D
OSC
#RD
ALE
ATA
M
EMORY
T12
R
INST in
EAD
C
YCLE
T1
1
T
IMING
T2
Float
T3
A7-A0
3
3
T4
2
T5
4
Float
T6
ADDRESS A15-A8
T7
5
6
T8
Data in
T9
T10
T11
T12
7
8
T1
Float
T2
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T3
ADDRESS or
Float