at91sam9263 ATMEL Corporation, at91sam9263 Datasheet - Page 216

• Manufacturer Part Number: at91sam9263
• Description: At91 Arm Thumb Microcontrollers
• Manufacturer: ATMEL Corporation

Figure 21-20. TDF Period in NRD Controlled Read Access (TDF = 2)
Figure 21-21. TDF Period in NCS Controlled Read Operation (TDF = 3)
216
AT91SAM9263 Preliminary
NBS0, NBS1,
NBS2, NBS3,
A0,A1
NBS0, NBS1,
NBS2, NBS3,
A0, A1
D[31:0]
A[25:2]
D[31:0]
A[25:2]
MCK
NRD
MCK
NCS
NRD
NCS
NRD controlled read operation
NCS controlled read operation
tpacc
tpacc
TDF = 3 clock cycles
TDF = 2 clock cycles
6249D–ATARM–20-Dec-07