
W39V040C
Publication Release Date: Apr. 11, 2006
- 13 -
Revision A1
9. TABLE OF COMMAND DEFINITION
COMMAND
NO. OF
1ST CYCLE
2ND CYCLE
3RD CYCLE
4TH CYCLE
5TH CYCLE
6TH CYCLE
DESCRIPTION
CYCLES
(1)
ADDR. DATA ADDR. DATA ADDR. DATA ADDR. DATA ADDR. DATA ADDR. DATA
Read
1
A
IN
D
OUT
Sector Erase
6
5555 AA
2AAA 55
5555 80
5555 AA
2AAA 55
SA
(5)
30
PA
(6)
50
Page Erase
6
5555 AA
2AAA 55
5555 80
5555 AA
2AAA 55
Byte Program
4
5555 AA
2AAA 55
5555 A0
A
IN
D
IN
Product ID Entry
Product ID Exit
(4)
Product ID Exit
(4)
3
5555 AA
2AAA 55
5555 90
3
5555 AA
2AAA 55
5555 F0
1
XXXX F0
Notes:
1. The cycle means the write command cycle not the LPC clock cycle.
2. The Column Address / Row Address are mapped to the Low / High order Internal Address. i.e. Column Address
A[10:0] are mapped to the internal A[10:0], Row Address A[7:0] are mapped to the internal A[18:11]
3. Address Format: A14
A0 (Hex); Data Format: DQ7-DQ0 (Hex)
4. Either one of the two Product ID Exit commands can be used.
5. SA: Sector Address
SA = 7XXXXh for Unique Sector7 (Boot Sector)
SA = 6XXXXh for Unique Sector6
SA = 5XXXXh for Unique Sector5
SA = 4XXXXh for Unique Sector4
6. PA: Page Address
PA = 7E000-7FFFFh for Unique page 15
PA = 7C000-7DFFFh for Unique page 14
PA = 7A000-7BFFFh for Unique page 13
PA = 78000-79FFFh for Unique page 12
PA = 76000-77FFFh for Unique page 11
PA = 74000-75FFFh for Unique page 10
PA = 72000-73FFFh for Unique page 9
PA = 70000-71FFFh for Unique page 8
SA = 3XXXXh for Unique Sector3
SA = 2XXXXh for Unique Sector2
SA = 1XXXXh for Unique Sector1
SA = 0XXXXh for Unique Sector0
PA = 6E000-6FFFFh for Unique page 7
PA = 6C000-6DFFFh for Unique page 6
PA = 6A000-6BFFFh for Unique page 5
PA = 68000-69FFFh for Unique page 4
PA = 66000-67FFFh for Unique page 3
PA = 64000-65FFFh for Unique page 2
PA = 62000-63FFFh for Unique page 1
PA = 60000-61FFFh for Unique page 0