at91sam9260-cj ATMEL Corporation, at91sam9260-cj Datasheet - Page 193

• Manufacturer Part Number: at91sam9260-cj
• Description: At91 Arm Thumb Microcontrollers
• Manufacturer: ATMEL Corporation

Figure 21-29. NWAIT Assertion in Read Access: Ready Mode (EXNW_MODE = 11)
6221G–ATARM–31-Jan-08
internally synchronized
NWAIT signal
NBS0, NBS1,
NBS2, NBS3,
A0,A1
A[25:2]
NWAIT
MCK
NRD
NCS
6
Assertion is ignored
5
6
5
4
3
4
EXNW_MODE = 11(Ready mode)
READ_MODE = 0 (NCS_controlled)
NRD_PULSE = 7
NCS_RD_PULSE =7
Read cycle
3
2
2
1
0
1
Wait STATE
0
1
AT91SAM9260
0
Assertion is ignored
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