M28W320EB-ZB STMICROELECTRONICS [STMicroelectronics], M28W320EB-ZB Datasheet - Page 43

• Manufacturer Part Number: M28W320EB-ZB
• Description: 32 Mbit (2Mb x16, Boot Block) 3V Supply Flash Memory
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

APPENDIX D. COMMAND INTERFACE AND PROGRAM/ERASE CONTROLLER STATE
Table 29. Write State Machine Current/Next
Note: Elect.Sg. = Electronic Signature.
(complete)
(complete)
(continue)
(continue)
Elect.Sg.
Elect.Sg.
Elect.Sg.
Suspend
Suspend
Suspend
Suspend
Suspend
Suspend
Program
Program
Program
Program
Program
Program
Current
to Read
to Read
to Read
to Read
to Read
to Read
Status
Status
Status
Setup
Erase
Setup
Erase
Erase
Erase
Erase
Erase
State
Erase
Read
Array
Read
Read
Array
Cmd.
Array
Error
bit 7
SR
“1”
“1”
“1”
“1”
“0”
“1”
“1”
“1”
“1”
“1”
“0”
“1”
“1”
“1”
“1”
“1”
Electronic
Signature
Electronic
Signature
Electronic
Signature
Status
Status
Status
Status
Status
Status
Status
Status
Status
Status
When
Read
Array
Array
Array
Data
Suspend
Suspend
Suspend
Suspend
Suspend
Suspend
Program
Program
Program
to Read
to Read
to Read
to Read
to Read
to Read
Array
Erase
Erase
Erase
Read
(FFh)
Read
Array
Read
Array
Read
Array
Array
Array
Array
Read
Array
Read
Array
Array
Array
Array
Read
Array
Erase Command Error
Program
Program
Program
Program
Program
Program
Program
Program
Program
Program
(10/40h)
Program Suspend to
Program Suspend to
Program Suspend to
Program (continue)
Setup
Setup
Setup
Setup
Setup
Setup
Setup
Setup
Setup
Setup
Erase (continue)
Read Array
Read Array
Read Array
Suspend
Suspend
Suspend
to Read
to Read
to Read
Erase
Setup
Program (Command input = Data to be Programmed)
Erase
Setup
Erase
Setup
Erase
Setup
Erase
Setup
Erase
Setup
Erase
Erase
Erase
Erase
Setup
(20h)
Array
Array
Array
Command Input (and Next State)
(continue)
(continue)
(continue)
(continue)
(continue)
(continue)
(continue)
Confirm
Program
Program
Program
Erase
(D0h)
Erase
Erase
Erase
Erase
Read Array
Read Array
Read Array
Read Array
Read Array
Read Array
Command
Program/
Suspend
Suspend
Suspend
Suspend
Suspend
Suspend
Suspend
Suspend
Suspend
Program
Program
Program
Program
to Read
to Read
to Read
to Read
to Read
to Read
to Read
to Read
Status
Erase
Status
Erase
Erase
Erase
Erase
(B0h)
Erase
Array
Array
Array
Array
Array
Array
Error
M28W320EBT, M28W320EBB
Program/
(continue)
(continue)
(continue)
(continue)
(continue)
(continue)
(continue)
Resume
Program
Program
Program
Erase
(D0h)
Erase
Erase
Erase
Erase
Suspend
Suspend
Suspend
Suspend
Suspend
Suspend
Program
Program
Program
to Read
to Read
to Read
to Read
to Read
to Read
Program (continue)
Status
Status
Status
Status
Status
Status
Status
Status
Status
Status
Status
Status
Status
Read
Erase
Erase
Erase
(70h)
Read
Read
Read
Read
Read
Read
Erase (continue)
Erase Command Error
Suspend
Suspend
Suspend
Suspend
Suspend
Suspend
Program
Program
Program
to Read
to Read
to Read
to Read
to Read
to Read
Status
Erase
Erase
Erase
Clear
(50h)
Read
Array
Read
Array
Read
Array
Array
Array
Array
Read
Array
Read
Array
Array
Array
Array
Read
Array
Elect.Sg.
Elect.Sg.
Elect.Sg.
Elect.Sg.
Suspend
Elect.Sg.
Suspend
Elect.Sg.
Suspend
Elect.Sg.
Elect.Sg.
Elect.Sg.
Suspend
Elect.Sg.
Suspend
Elect.Sg.
Suspend
Elect.Sg.
Elect.Sg.
Program
Program
Program
to Read
to Read
to Read
to Read
to Read
to Read
Erase
Erase
Erase
Read
(90h)
Read
Read
Read
Read
Read
Read
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