參數資料
型號: M58LT128GS
廠商: 意法半導體
英文描述: 128Mbit (8Mb x16, Multiple Bank, Multi-Level, Burst) 1.8V Supply Secure Flash Memories
中文描述: 128Mbit(8兆x16插槽,多銀行,多層次,多突發(fā))1.8V電源安全閃存
文件頁數: 31/98頁
文件大?。?/td> 693K
代理商: M58LT128GS
M58LT128GST, M58LT128GSB
5 Status Register
31/98
5
Status Register
The Status Register provides information on the current or previous program or erase
operations. Issue a Read Status Register command to read the contents of the Status Register,
refer to Read Status Register Command section for more details. To output the contents, the
Status Register is latched and updated on the falling edge of the Chip Enable or Output Enable
signals and can be read until Chip Enable or Output Enable returns to V
IH
. The Status Register
can only be read using single Asynchronous or Single Synchronous reads. Bus Read
operations from any address within the bank, always read the Status Register during program
and erase operations.
The various bits convey information about the status and any errors of the operation. Bits SR7,
SR6, SR2 and SR0 give information on the status of the device and are set and reset by the
device. Bits SR5, SR4, SR3 and SR1 give information on errors, they are set by the device but
must be reset by issuing a Clear Status Register command or a hardware reset. If an error bit is
set to ‘1’ the Status Register should be reset before issuing another command.
Refer to
Table 9: Status Register Bits
in conjunction with the following text descriptions.
5.1
Program/Erase Controller Status Bit (SR7)
The Program/Erase Controller Status bit indicates whether the Program/Erase Controller is
active or inactive in any bank.
When the Program/Erase Controller Status bit is Low (set to ‘0’), the Program/Erase Controller
is active; when the bit is High (set to ‘1’), the Program/Erase Controller is inactive, and the
device is ready to process a new command.
The Program/Erase Controller Status bit is Low immediately after a Program/Erase Suspend
command is issued until the Program/Erase Controller pauses. After the Program/Erase
Controller pauses the bit is High.
5.2
Erase Suspend Status Bit (SR6)
The Erase Suspend Status bit indicates that an erase operation has been suspended in the
addressed block. When the Erase Suspend Status bit is High (set to ‘1’), a Program/Erase
Suspend command has been issued and the memory is waiting for a Program/Erase Resume
command.
The Erase Suspend Status bit should only be considered valid when the Program/Erase
Controller Status bit is High (Program/Erase Controller inactive). SR6 is set within the Erase
Suspend Latency time of the Program/Erase Suspend command being issued therefore the
memory may still complete the operation rather than entering the Suspend mode.
When a Program/Erase Resume command is issued the Erase Suspend Status bit returns
Low.
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相關代理商/技術參數
參數描述
M58LT128GSB 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:128Mbit (8Mb x16, Multiple Bank, Multi-Level, Burst) 1.8V Supply Secure Flash Memories
M58LT128GSB1ZA5 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:128Mbit (8Mb x16, Multiple Bank, Multi-Level, Burst) 1.8V Supply Secure Flash Memories
M58LT128GSB1ZA5E 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:128Mbit (8Mb x16, Multiple Bank, Multi-Level, Burst) 1.8V Supply Secure Flash Memories
M58LT128GSB1ZA5F 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:128Mbit (8Mb x16, Multiple Bank, Multi-Level, Burst) 1.8V Supply Secure Flash Memories
M58LT128GST 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:128Mbit (8Mb x16, Multiple Bank, Multi-Level, Burst) 1.8V Supply Secure Flash Memories