Infineon Cypress S29GL01GS, Manual

Page: 49 / 109

Document Number: 001-98285 Rev. *R Page 48 of 108
S29GL01GS/S29GL512S
S29GL256S/S29GL128S
Notes:
1. State will automatically move to READ state at the completion of the operation.
2. Also known as Erase Suspend/Program Suspend Legacy Method.
Notes:
1. State will automatically move to PS state by t
PSL
.
2. Also known as Erase Resume/Program Resume Legacy Method.
WB
WC > 256 or
SA

SA
WB
– – – –
-
– – –
PG
WC

256
and SA = SA
WB_D
WB_D
Write Buffer

Write Buffer
WB_D
– – – – – – –
PG
WC = 0 PBF
WC > 0 and
Write Buffer =
Write Buffer
WB_D
PBF
– – – – – –
PG
– –
PG
PG1
–
PG1
– – – – – – –
PG
PG (1)
SR(7) = 0
PG
–
PGSR (PG)
– –
–
PSR (PG) PSR (PG)
PG
SR(7) = 1
READ READ WBUL1
– –
SR(7) = 1 and
SR(1) = 0
Table 5.15 Program Unlock State Command Transition
Current State
Command
and
Condition
Read
Software
Reset / ASO
Exit
Status
Register
Read Enter
Unlock 2 NOT a valid “Write-to-Buffer-Abort Reset” Command
Address RA xh x555h x2AAh NOT x555h xh NOT x2AAh xh
Data RD xF0h x70h x55h xh NOT xF0h xh NOT x55h
WBUL1
–
WBUL1
– –
WBUL2
– –
– –
SR(3) = 1
PG PG
DQ(1) = 1
WBUL2
-
WBUL2 READ
– –
– –
– –
SR(3) = 1
PG PG
DQ(1) = 1
PGSR
–
(return)
– – – – – – –
Table 5.16 Program Suspend State Command Transition
Current State Command and
Condition
Read
Status Register
Read Enter
Status Register
Clear
Erase Resume Enhanced
Method (2)
Program Resume
Enhanced Method
Address RA x555h x555h xh xh
Data RD x70h x71h x30h x50h
PSR (1)
–
PSR PGSR (PSR)
– – –
PS
–
PS PSSR (PS) PS PG PG
PSSR
–
(return)
– – – –
Table 5.14 Program State Command Transition
Current
State
Command
and Condition
Read
Software
Reset / ASO
Exit
Status
Register
Read Enter
Status
Register
Clear
Unlock 1
Program
Buffer to
flash
(confirm)
Erase
Suspend
Enhanced
Method (2)
Program
Suspend
Enhanced
Method
Write
Data