Datasheet

108

SAM7X Series [DATASHEET]

6120K–ATARM–11-Feb-14

19.3.1 MC Flash Mode Register

Access Type: Read-write

Offset: (EFC0) 0x60

Offset: (EFC1) 0x70

• FRDY: Flash Ready Interrupt Enable

0: Flash Ready does not generate an interrupt.

1: Flash Ready generates an interrupt.

• LOCKE: Lock Error Interrupt Enable

0: Lock Error does not generate an interrupt.

1: Lock Error generates an interrupt.

• PROGE: Programming Error Interrupt Enable

0: Programming Error does not generate an interrupt.

1: Programming Error generates an interrupt.

• NEBP: No Erase Before Programming

0: A page erase is performed before programming.

1: No erase is performed before programming.

• FWS: Flash Wait State

This field defines the number of wait states for read and write operations:

31 30 29 28 27 26 25 24

––––––––

23 22 21 20 19 18 17 16

FMCN

15 14 13 12 11 10 9 8

–––––– FWS

76543210

NEBP – – – PROGE LOCKE – FRDY

FWS Read Operations Write Operations

0 1 cycle 2 cycles

1 2 cycles 3 cycles

2 3 cycles 4 cycles

3 4 cycles 4 cycles