s29ns01gs Meet Spansion Inc., s29ns01gs Datasheet - Page 38

• Manufacturer Part Number: s29ns01gs
• Description: S29ns01gs 1024 Megabit 128 Megabyte 16-bit Data Width, Burst Access, Simultaneous Read/write, 1.8 Volt-only Flash Memory In 65 Nm Mirrorbit Technology
• Manufacturer: Meet Spansion Inc.

38
a manner that is incompatible with the pattern required by bit-field programming, the bit-field programming
operation will fail.
Note
1. For all address locations where A3=1, PD must be FFFFh
Load Word Count to Program
Issue Write Buffer Load, Bit-
Issue Status Register Read
Addr = CAP1, Data = 70h
S29NS-S MirrorBit
Addr = CAP1, Data = BFh
Addr = CAP1, Data = 29h
WC = number of words - 1
Addr = CAP2, Data = WC
Addr = (SA), Data = RR
Addr = PA, Data = PD
Read Status Register
Issue Buffer to Flash
Field Command
Status (bit7=1)
Program Error
Sector Locked
D a t a
Sector Lock
WC---<= 0?
== Ready?
Command
Command
Data input
(bit4=1)?
(bit1=1)?
Figure 7.5 Bit Field Program Flowchart
Start
Yes
Yes
Yes
Yes
S h e e t
®
Eclipse
(1)
™
Flash Family
No
No
Program Error
( P r e l i m i n a r y )
No
No
Completed
S29NS-S_00_02 April 20, 2009