M58BW016DB(2003) View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

M58BW016DB
(Rev.:2003)

16 Mbit (512Kb x32, Boot Block, Burst) 3V Supply Flash Memories

STMicroelectronics 

M58BW016BT, M58BW016BB, M58BW016DT, M58BW016DB

APPENDIX B. FLOW CHARTS

Figure 21. Program Flowchart and Pseudo Code

Start

Write 40h

Write Address

& Data

Read Status

Register

NO

b7 = 1

YES

NO

b3 = 0

YES

NO

b4 = 0

YES

NO

b1 = 0

YES

End

VPP Invalid

Error (1)

Program

Error (1)

Program to Protect

Block Error

Program Command:

– write 40h

– write Address & Data

(memory enters read status

state after the Program command)

do:

– read status register

(E or G must be toggled)

while b7 = 1

If b3 = 1, VPP invalid error:

– error handler

If b4 = 1, Program error:

– error handler

If b1 = 1, Program to Protected Block Error:

– error handler

AI03850

Note: 1. If an error is found, the Status Register must be cleared before further P/E operations.

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