th50vsf2580 TOSHIBA Semiconductor CORPORATION, th50vsf2580 Datasheet - Page 49

• Manufacturer Part Number: th50vsf2580
• Description: Sram And Flash Memory Mixed Multi-chip Package
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Block Protect
BPA: Block Address and ID Read Address (A6, A1, A0)
ID Read Address = (0, 1, 0)
Yes
Command Second Bus Write Cycle
Command Third Bus Write Cycle
Command First Bus Write Cycle
Remove V
Protect Another Block?
Verify Block Protect
Reset Command
Set up Address
Wait for 100 µs
RESET = V
Block Protect
Block Protect
Block Protect
Block Protect
PLSCNT = 1
Data = 01H?
Wait for 4 µs
(XXXH/60H)
(XXXH/40H)
Addr. = BPA
(BPA/60H)
Complete
ID
Start
from RESET
Yes
No
ID
No
Remove V
PLSCNT = PLSCNT + 1
Reset Command
TH50VSF2580/2581AASB
PLSCNT = 25?
Device Failed
ID
from RESET
No
Yes
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