W39L040A Datasheet, PDF (13/26 Pages) Winbond – 512K × 8 CMOS FLASH MEMORY

6.8 Embedded #Data Polling Algorithm
W39L040A
Start
Read Byte
(DQ0 - DQ7)
Address = VA
VA = Byte address for programming
= Any of the sector addresses within
the sector being erased during sector
erase operation
= Any of the device addresses being erased
during chip erase operation
No
DQ7 = Data
?
Yes
Pass
6.9 Embedded Toggle Bit Algorithm
Start
Read Byte
(DQ0 - DQ7)
Address = Don't Care
Yes
DQ6 = Toggle
?
No
Pass
- 13 -
Publication Release Date: April 14, 2005
Revision A3