7782 datasheet(23/63 Pages) STMICROELECTRONICS

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M58CR032C, M58CR032D

The value for the Burst Configuration Register is

always presented on A0-A15. M0 is on A0, M1 on

A1, etc.; the other address bits are ignored.

Table 6. Commands

Note: 1. X = Don’t Care, RA=Read Address, RD=Read Data, SRD=Status Register Data, ESA= Electronic Signature Address, ID=Identifier

(Manufacture and Device Code), QA=Query Address, QD=Query Data, BA=Block Address, PA=Program Address, PD=Program

Data, PRA=Protection Register Address, PRD=Protection Register Data, BCRA=Burst Configuration Register Address,

BCRD=Burst Configuration Register Data.

2. The signature addresses are listed in Tables 8, 9 and 10.

3. Program Addresses 1 and 2 must be consecutive Addresses differing only for A0.

4. Program Addresses 1,2,3 and 4 must be consecutive Addresses differing only for A0 and A1.

Commands

Bus Write Operations

1st Cycle

2nd Cycle

3rd Cycle

4th Cycle

5th Cycle

Op.

Add Data

Op.

Add

Data

Op. Add Data Op.

Add Data

Op. Add Data

Read Memory

Array

1+ Write

BKA

FFh

Read

Read Status

1+ Write

BKA

70h

Read

BKA

SRD

Read Electronic

Signature

1+ Write

ESA

90h

Read ESA(2)

IDh

Read CFI Query

1+ Write

98h

Read

Block Erase

Write

20h

Write

D0h

Bank Erase

Write

BKA

80h

Write

BKA

D0h

Program

Write

40h

10h

Write

Double Word

Program

(3)

Write

PA1

30h

Write

PA1

PD1

Write

PA2

PD2

Quadruple Word

Program(4)

Write

PA1

55h

Write

PA1

PD1

Write

PA2

PD2 Write

PA3

PD3 Write

PA4

PD4

Clear Status

1Write

BKA

50h

Program/Erase

Suspend

1Write

BKA

B0h

Program/Erase

Resume

1Write

BKA

D0h

Block Lock

Write

60h

Write

01h

Block Unlock

Write

60h

Write

D0h

Block Lock-Down

Write

60h

Write

2Fh

Protection

Write

PRA

C0h

Write

PRA

PRD

Set Burst

Configuration

Write BCRA

60h

Write

BCRA

03h

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