參數(shù)資料
型號: M25PE80-VMP6G
廠商: 意法半導(dǎo)體
元件分類: FLASH
英文描述: 4 Mbit Uniform Sector, Serial Flash Memory
中文描述: 4兆位統(tǒng)一部門,串行閃存
文件頁數(shù): 27/43頁
文件大?。?/td> 599K
代理商: M25PE80-VMP6G
27/43
M25PE80
Bulk Erase (BE)
The Bulk Erase (BE) instruction sets all bits to 1
(FFh). Before it can be accepted, a Write Enable
(WREN) instruction must previously have been ex-
ecuted. After the Write Enable (WREN) instruction
has been decoded, the device sets the Write En-
able Latch (WEL).
The Bulk Erase (BE) instruction is entered by driv-
ing Chip Select (S) Low, followed by the instruction
code on Serial Data Input (D). Chip Select (S)
must be driven Low for the entire duration of the
sequence.
The instruction sequence is shown in
Figure 20.
Chip Select (S) must be driven High after the
eighth bit of the instruction code has been latched
in, otherwise the Bulk Erase instruction is not exe-
cuted. As soon as Chip Select (S) is driven High,
the self-timed Bulk Erase cycle (whose duration is
t
BE
) is initiated. While the Bulk Erase cycle is in
progress, the Status Register may be read to
check the value of the Write In Progress (WIP) bit.
The Write In Progress (WIP) bit is 1 during the self-
timed Bulk Erase cycle, and is 0 when it is com-
pleted. At some unspecified time before the cycle
is completed, the Write Enable Latch (WEL) bit is
reset.
Any Bulk Erase (BE) instruction, while an Erase,
Program or Write cycle is in progress, is rejected
without having any effects on the cycle that is in
progress. A Bulk Erase (BE) instruction is ignored
if at least one sector or sub-sector is write-protect-
ed (Hardware or Software protection).
Figure 20. Bulk Erase (BE) Instruction Sequence
C
D
AI03752D
S
2
1
3
4
5
6
7
0
Instruction
相關(guān)PDF資料
PDF描述
M25PE80-VMP6P 4 Mbit Uniform Sector, Serial Flash Memory
M25PE80-VMP6T 4 Mbit Uniform Sector, Serial Flash Memory
M25PE80-VMP6TG 4 Mbit Uniform Sector, Serial Flash Memory
M25PE80-VMP6TP 4 Mbit Uniform Sector, Serial Flash Memory
M25PE80 4 Mbit Uniform Sector, Serial Flash Memory
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
M25PE80-VMP6P 制造商:NUMONYX 制造商全稱:Numonyx B.V 功能描述:8-Mbit, page-erasable serial flash memory with byte alterability, 75 MHz SPI bus, standard pinout
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