Atmel SAM4S-XPLD Atmel ATSAM4S-XPLD ATSAM4S-XPLD Datenbogen
Produktcode
ATSAM4S-XPLD
414
SAM4S [DATASHEET]
11100E–ATARM–24-Jul-13
Figure 26-24.Read Access with NWAIT Assertion in Frozen Mode (EXNW_MODE = 10)
EXNW_MODE = 10 (Frozen)
READ_MODE = 0 (NCS_controlled)
READ_MODE = 0 (NCS_controlled)
NRD_PULSE = 2, NRD_HOLD = 6
NCS_RD_PULSE =5, NCS_RD_HOLD =3
NCS_RD_PULSE =5, NCS_RD_HOLD =3
A[23:0]
MCK
NCS
NRD
1
0
4
3
4
3
2
5
5
5
2
2
0
2
1
0
2
1
0
1
Read cycle
Assertion is ignored
NWAIT
internally synchronized
NWAIT signal
FROZEN STATE