S25FL128K Meet Spansion Inc., S25FL128K Datasheet - Page 39

• Manufacturer Part Number: S25FL128K
• Description: 128-mbit Cmos 3.0 Volt Flash Memory With 104-mhz Spi Serial Peripheral Interface Multi I/o Bus
• Manufacturer: Meet Spansion Inc.

April 1, 2011 S25FL128K_00_02
6.2.24
Erase / Program Resume (7Ah)
The Erase/Program Resume instruction “7Ah” must be written to resume the Sector or Block Erase operation
or the Page Program operation after an Erase/Program Suspend. The Resume instruction “7Ah” will be
accepted by the device only if the SUS bit in the Status Register equals to 1 and the BUSY bit equals to 0.
After issued the SUS bit will be cleared from 1 to 0 immediately, the BUSY bit will be set from 0 to 1 within
200 ns and the Sector or Block will complete the erase operation or the page will complete the program
operation. If the SUS bit equals to 0 or the BUSY bit equals to 1, the Resume instruction “7Ah” will be ignored
by the device. The Erase/Program Resume instruction sequence is shown in
Resume instruction is ignored if the previous Erase/Program Suspend operation was interrupted by
unexpected power off. It is also required that a subsequent Erase/Program Suspend instruction not to be
issued within a minimum of time of “t
CLK
CLK
CS#
CS#
SO
SI
SI
Mode 3
Mode 0
Mode 3
Mode 0
D a t a
0
0
S h e e t
1
Figure 6.28 Erase/Program Suspend Instruction Sequence
1
Figure 6.29 Erase/Program Resume Instruction Sequence
Instruction (75h)
2
High Impedance
Instruction (7Ah)
2
3
3
( P r e l i m i n a r y )
4
SUS
4
5
S25FL128K
” following a previous Resume instruction.
5
6
6
7
7
t
SUS
Figure
Accept Read or Program Instruction
Mode 3
Mode 0
Mode 3
Mode 0
Resume Sector or Block Erase
6.29.
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