M1AFS250-FGG256I Actel Corporation, M1AFS250-FGG256I Datasheet - Page 59

• Manufacturer Part Number: M1AFS250-FGG256I
• Description: Actel Fusion Family Of Mixed Signal Fpgas
• Manufacturer: Actel Corporation

Table 2-19 • Flash Memory Block Pin Names (continued)
Interface Name
STATUS[1:0]
UNPROTECTPAGE
WD[31:0]
WEN
All flash memory block input signals are active high, except for RESET.
Width Direction
32
2
1
1
Out
In
In
In
Status of the last operation completed:
00: Successful completion
01: Read-/Unprotect-Page: single error detected and corrected
10: Read-/Unprotect-Page: two or more errors detected
11: Write: attempt to write to another page before programming
When asserted, the page addressed is copied into the Page Buffer
and the Page Buffer is made writable.
Write data
When asserted, stores WD in the page buffer.
Write: operation addressed a write-protected page
Erase-Page: protection violation
Program: Page Buffer is unmodified
Protection violation
current page
Erase-Page/Program: page write count has exceeded the 10-year
retention threshold
R e v i s i o n 1
Description
Actel Fusion Family of Mixed Signal FPGAs
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