at91cap7e ATMEL Corporation, at91cap7e Datasheet - Page 493

• Manufacturer Part Number: at91cap7e
• Description: Customizable Microcontroller
• Manufacturer: ATMEL Corporation

Table 33-25. SMC Write NCS Controlled (WRITE_MODE = 0)
Figure 33-5. SMC Timings - NCS Controlled Read and Write
8549A–CAP–10/08
A0/A1/NBS[3:0]/A2-A25
Symbol
SMC
SMC
SMC
25
26
27
D0 - D15
Parameter
NWE low before NCS high
NCS High to Data Out, NBS0/A0,
NBS1, NBS2/A1, NBS3, A2 - A25,
change
NCS High to NWE Inactive
NWE
NRD
NCS
SMC12
SMC13
NCS Controlled READ
with NO HOLD
SMC14
SMC8
SMC9
SMC12
SMC13
(ncs wr setup - nwe setup +
ncs wr hold * t
(ncs wr hold - nwe hold )*
ncs pulse)* t
NCS Controlled READ
t
3.3V Supply
CPMCK
SMC14
with HOLD
SMC10
Min
CPMCK
+ TBD
CPMCK
SMC11
+ TBD
+ TBD
Units
ns
ns
ns
SMC24
SMC25
NCS Controlled WRITE
SMC23
SMC22
AT91CAP7E
SMC27
SMC26
SMC26
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