S71GL064A08 SPANSION [SPANSION], S71GL064A08 Datasheet - Page 47

• Manufacturer Part Number: S71GL064A08
• Description: STACKED MULTI CHIP PRODUCT FLASH MEMORY AND RAM
• Manufacturer: SPANSION [SPANSION]

February 8, 2005 S71GL064A_00_A2
DQ1 = 1?
A d v a n c e
No
Yes
(Note 1)
(Note 3)
(Note 2)
Figure 3. Write Buffer Programming Operation
Yes
No
Write next address/data pair
Write number of addresses
to program minus 1(WC)
Write first address/data
Write program buffer to
address = Last Loaded
Read DQ7 - DQ0 with
Write “Write to Buffer”
Last Loaded Address
flash sector address
and Sector Address
Read DQ7 - DQ0 at
Buffer Operation?
Sector Address
FAIL or ABORT
command and
I n f o r m a t i o n
Abort Write to
WC = WC - 1
DQ7 = Data?
DQ7 = Data?
S71GL064A based MCPs
DQ5 = 1?
Address
WC = 0 ?
Yes
No
No
No
No
Yes
Yes
Yes
Part of “Write to Buffer”
Command Sequence
Notes:
1.
Write to buffer ABORTED.
Must write “Write-to-buffer
Abort Reset” command
Write to a different
When Sector Address is specified, any address in
the selected sector is acceptable. However, when
sequence to return
sector address
to read mode.
PASS
2.
3.
4.
loading Write-Buffer address locations
with data, all addresses must fall within
the selected Write-Buffer Page.
DQ7 may change simultaneously with
DQ5. Therefore, DQ7 should be verified.
If this flowchart location was reached
because DQ5= “1”, then the device
FAILED. If this flowchart location was
reached because DQ1= “1”, then the
Write to Buffer operation was ABORTED.
In either case, the proper reset command
must be written before the device can
begin another operation. If DQ1=1, write
the Write-Buffer-Programming-Abort-
Reset command. if DQ5=1, write the
Reset command.
sequences required for write buffer
programming.
See
Table 10
and for command
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