vrs51c1000 Ramtron Corporation, vrs51c1000 Datasheet - Page 41

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

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