Datasheet

SAM3X / SAM3A [DATASHEET]
Atmel-11057C-ATARM-SAM3X-SAM3A-Datasheet_23-Mar-15
304
18.5.1 EEFC Flash Mode Register
Name: EEFC_FMR
Address: 0x400E0A00 (0), 0x400E0C00 (1)
Access: Read-write
Offset: 0x00
• FRDY: Ready Interrupt Enable
0: Flash Ready does not generate an interrupt.
1: Flash Ready (to accept a new command) generates an interrupt.
• FWS: Flash Wait State
This field defines the number of wait states for read and write operations:
Number of cycles for Read/Write operations = FWS+1
• FAM: Flash Access Mode
0: 128-bit access in read Mode only, to enhance access speed.
1: 64-bit access in read Mode only, to enhance power consumption.
No Flash read should be done during change of this register.
31 302928 27 26 25 24
–––––––FAM
23 22 21 20 19 18 17 16
––––––––
15 14 13 12 11 10 9 8
–––– FWS
76543 210
– –––––FRDY