Atmel Evaluation Kit AT91SAM9M10-G45-EK AT91SAM9M10-G45-EK Data Sheet
Product codes
AT91SAM9M10-G45-EK
196
SAM9M10 [DATASHEET]
6355F–ATARM–12-Mar-13
Figure 21-17.
Early Read Wait State: Write with No Hold Followed by Read with No Setup
Figure 21-18.
Early Read Wait State: NCS Controlled Write with No Hold Followed by a Read with No NCS Setup
write cycle
Early Read
wait state
MCK
NRD
NWE
read cycle
no setup
no hold
D[31:0]
NBS0, NBS1,
NBS2, NBS3,
A0, A1
NBS2, NBS3,
A0, A1
A[25:2]
write cycle
(WRITE_MODE = 0)
Early Read
wait state
MCK
NRD
NCS
read cycle
(READ_MODE = 0 or READ_MODE = 1)
no setup
no hold
D[31:0]
NBS0, NBS1,
NBS2, NBS3,
A0,A1
NBS2, NBS3,
A0,A1
A[25:2]