s29ns01gr Meet Spansion Inc., s29ns01gr Datasheet - Page 32

• Manufacturer Part Number: s29ns01gr
• Description: S29ns01gr 1gb 64 M X 16 Bit , 1.8 V Burst Simultaneous Read/write, Multiplexed Mirrorbit Flash Memory
• Manufacturer: Meet Spansion Inc.

32
Notes
1. Upon issuing the “Erase Suspend” Command, the user must continue to read status until DRB becomes 1 before accessing another
2. Cleared by “Erase Resume” Command.
Notes
1. ESB bit reflects “success” or “failure” of the most recent erase operation.
2. Cleared by “Clear Status Register” Command as well as by hardware reset.
Notes
1. PSB bit reflects “success” or “failure” of the most recent program operation.
2. Cleared by “Clear Status Register” Command as well as by hardware reset.
Device Ready
Device Ready
Device Ready
Overall status
valid when Bit
valid when Bit
Overall status
valid when Bit
valid when Bit
Overall status
valid when Bit
valid when Bit
Bits 6:1 only
Bits 6:1 only
Bits 6:1 only
Bit 6:1 only
Bit 6:1 only
Bit 6:1 only
sector within the same bank.
7 = 1
7 = 1
7 = 1
7 = 1
7 = 1
7 = 1
Bit 7
DRB
Bit 7
DRB
Bit 7
DRB
Bit.
Bit.
Bit.
1
1
1
1
1
1
Erase Suspend
Erase Suspend
Erase Suspend
No Erase in
Suspension
Suspension
Status Bit
Status Bit
Status Bit
Erase in
ESSB
ESSB
ESSB
Bit 6
Bit 6
Bit 6
X
X
X
X
0
1
D a t a
Erase Status
Erase Status
Erase Status
S29NS-R MirrorBit
Erase error
successful
Erase
Bit 5
Bit 5
Bit 5
ESB
ESB
ESB
Bit
Bit
Bit
X
X
0
1
X
X
S h e e t
Table 7.15 Status Register - Bit 6
Table 7.16 Status Register - Bit 5
Table 7.17 Status Register - Bit 4
Program fail
successful
Status Bit
Status Bit
Status Bit
Program
Program
Program
Program
Bit 4
Bit 4
Bit 4
( A d v a n c e
PSB
PSB
PSB
X
X
X
X
®
0
1
Flash Family
Bit 3
Bit 3
Bit 3
RFU
RFU
RFU
RFU
RFU
RFU
X
X
X
X
X
X
I n f o r m a t i o n )
Status Bit
Status Bit
Status Bit
Suspend
Suspend
Suspend
Program
Program
Program
PSSB
PSSB
PSSB
Bit 2
Bit 2
Bit 2
X
X
X
X
X
X
S29NS-R_00_03 May 9, 2008
Sector Lock
Sector Lock
Sector Lock
Status Bit
Status Bit
Status Bit
SLSB
SLSB
SLSB
Bit 1
Bit 1
Bit 1
X
X
X
X
X
X
Bank Status Bit
Bank Status Bit
Bank Status Bit
Bit 0
Bit 0
Bit 0
BSB
BSB
BSB
X
X
X
X
X
X