m28w640fcb STMicroelectronics, m28w640fcb Datasheet - Page 75

• Manufacturer Part Number: m28w640fcb
• Description: 64 Mbit 4mb X16, Boot Block 3v Supply Flash Memory
• Manufacturer: STMicroelectronics

M28W640FCT, M28W640FCB
Table 33.
1. Cmd = Command, Elect.Sg. = Electronic Signature, Prog. = Program, Prot = Protection.
Read Array
(complete)
(complete)
Cmd.Error
(continue)
Read CFI
Suspend
Suspend
Suspend
Elect.Sg.
Suspend
Program
Current
Ststus
Query
Setup
Erase
Erase
Erase
Erase
Erase
Erase
Erase
Erase
State
Read
Read
Write State machine Current/Next
Elect.Sg.
Elect.Sg.
Elect.Sg.
Elect.Sg.
Elect.Sg.
Elect.Sg.
Elect.Sg.
Elect.Sg.
Suspend
Suspend
Suspend
Suspend
Erase
Erase
Erase
Erase
Read
(90h)
Read
Read
Read
Read
Read
Read
Read
CFIQuery
Read CFI
Read CFI
Read CFI
Read CFI
Read CFI
Read CFI
Read CFI
Suspend
Suspend
Suspend
Suspend
Query
Query
Query
Query
Query
Query
Query
Erase
Erase
Erase
Erase
(98h)
Read
Command Interface and Program/Erase Controller State
Command Input (and Next State)
Lock Setup
Erase Command Error
Lock Setup
Lock Setup
Lock Setup
Lock Setup
Lock Setup
Lock Setup
Setup
(60h)
Lock
Erase (continue)
Prot. Prog.
Prot. Prog.
Prot. Prog.
(1)
Setup
Prog.
(C0h)
Setup
Setup
Setup
Prot.
Erase Suspend Read Array
Erase Suspend Read Array
Erase Suspend Read Array
Erase Suspend Read Array
(continued)
Confirm
(01h)
Lock
Read Array
Read Array
Read Array
Confirm
Down
(2Fh)
Lock
(continue)
(continue)
(continue)
(continue)
(continue)
Confirm
Unlock
Erase
Erase
Erase
Erase
Erase
(D0h)
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