M58LR128KB datasheet(97/110 Pages) NUMONYX

部件名	M58LR128KB

功能描述	128 or 256 Mbit (횞16, multiple bank, multilevel interface, burst) 1.8 V supply Flash memories

PDF	110 Pages

Scroll/Zoom	100%

制造商	NUMONYX [Numonyx B.V]

网页	http://www.numonyx.com

标志

97 / 110 page

M58LR128KT, M58LR128KB, M58LR256KT, M58LR256KB

Flowcharts and pseudocodes

97/111

Figure 24.

Locking operations flowchart and pseudocode

Any address within the bank can equally be used.

Write

01h, D0h or 2Fh

AI06176b

Read Block

Lock States

YES

Locking

change

confirmed?

Start

Write 60h (1)

locking_operation_command (address, lock_operation) {

writeToFlash (address, 0x60) ; /*configuration setup*/

/* see note (1) */

if (readFlash (address) ! = locking_state_expected)

error_handler () ;

/*Check the locking state (see Read Block Signature table )*/

writeToFlash (address, 0xFF) ; /*Reset to Read Array mode*/

/*see note (1) */

}

Write FFh (1)

Write 90h (1)

End

if (lock_operation==LOCK) /*to protect the block*/

writeToFlash (address, 0x01) ;

else if (lock_operation==UNLOCK) /*to unprotect the block*/

writeToFlash (address, 0xD0) ;

else if (lock_operation==LOCK-DOWN) /*to lock the block*/

writeToFlash (address, 0x2F) ;

writeToFlash (address, 0x90) ;

/*see note (1) */

M58LR128KB 数据表(PDF) 97 Page - Numonyx B.V

M58LR128KB 数据表(HTML) 97 Page - Numonyx B.V

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