M58LR128KB855 datasheet(89/110 Pages) NUMONYX

89 / 110 page

M58LR128KT, M58LR128KB, M58LR256KT, M58LR256KB

Common Flash interface

89/111

Table 51.

Bank and erase block region 2 information

Flash memory (top)

Flash memory (bottom)

Description

Offset(1)

Data

Offset(1)

Data

(P+32)h = 13Ch

01h

(P+3A)h = 144h

0Fh

Number of identical banks within Bank Region

(P+33)h = 13Dh

00h

(P+3B)h = 145h

00h

(P+34)h = 13Eh

11h

(P+3C)h = 146h

11h

Number of program or erase operations

allowed in Bank Region 2:

Bits 0-3: Number of simultaneous program

operations

Bits 4-7: Number of simultaneous erase

operations

(P+35)h = 13Fh

00h

(P+3D)h = 147h

00h

Number of program or erase operations

allowed in other banks while a bank in this

region is programming

Bits 0-3: Number of simultaneous program

operations

Bits 4-7: Number of simultaneous erase

operations

(P+36)h = 140h

00h

(P+3E)h = 148h

00h

Number of program or erase operations

allowed in other banks while a bank in this

region is erasing

Bits 0-3: Number of simultaneous program

operations

Bits 4-7: Number of simultaneous erase

operations

(P+37)h = 141h

02h

(P+3F)h = 149h

01h

Types of erase block regions in Bank Region 2

n = number of erase block regions with

contiguous same-size erase blocks.

Symmetrically blocked banks have one

blocking region.(2)

(P+38)h = 142h

06h(3)

0Eh(4)

(P+40)h = 14Ah

07h(3)

0Fh(4)

Bank Region 2 Erase Block Type 1 Information

Bits 0-15: n+1 = number of identical-sized

erase blocks

Bits 16-31: n×256 = number of bytes in erase

block region

(P+39)h = 143h

00h

(P+41)h = 14Bh

00h

(P+3A)h = 144h

00h

(P+42)h = 14Ch

00h

(P+3B)h = 145h

02h

(P+43)h = 14Dh

02h

(P+3C)h = 146h

64h

(P+44)h = 14Eh

64h

Bank Region 2 (Erase Block Type 1)

Minimum block erase cycles × 1000

(P+3D)h = 147h

00h

(P+45)h = 14Fh

00h

(P+3E)h = 148h

01h

(P+46)h = 150h

01h

Bank Region 2 (Erase Block Type 1): BIts per

cell, internal ECC

Bits 0-3: bits per cell in erase region

Bit 4: reserved for “internal ECC used”

BIts 5-7: reserved

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