M59PW1282
Figure 7. Multiple Word Program Flowchart for 64Mbit Top and Bottom Die
Start
Setup
Verify
Phase
Phase
Read Status
Register
Write AAh
Address 555h
Write 55h
Address 2AAh
NO
DQ0 = 0?
Write 20h
Address 555h
Write Data1
Start Address
Read Status
Register
Read Status
Register
NO
NO
DQ5 = 1 ?
NO
NO
DQ6
Setup time
exceeded?
NO
toggling?
DQ0 = 0?
YES
YES
YES
YES
Write Data 2
Continue Address
EXIT (setup failed)
DQ0 = 0?
YES
Write Data1
Start Address
Read Status
Register
Program
Phase
NO
Read Status
Register
NO
DQ0 = 0?
YES
DQ5 = 1?
YES
NO
NO
NO
DQ0 = 0?
Write Data n
Continue Address
YES
Write Data 2
Continue Address
Read Status
Register
NO
Read Status
Register
NO
DQ0 = 0?
YES
DQ5 = 1?
YES
Exit
Phase
DQ0 = 0?
YES
Read Status
Register
Write XX
Final Address
Write Data n
Continue Address
YES
NO
DQ4 = 0?
Read Status
Register
Fail error
Read Status
Register
Fail, VPP error
YES
DQ6
toggling?
Write F0h
Address XX
DQ0 = 0?
YES
NO
Write XX
Final Address
Exit (read mode)
AI05954b
13/24
STMICROELECTRONICS [ ST ]
