M58BW16FB4T3 STMICROELECTRONICS [STMicroelectronics], M58BW16FB4T3 Datasheet - Page 65

• Manufacturer Part Number: M58BW16FB4T3
• Description: 16 or 32 Mbit (x32, Boot Block, Burst) 3.3V supply Flash memories
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

M58BW16F, M58BW32F
Appendix A
Figure 24. Program flowchart and pseudo code
1. If an error is found, the Status Register must be cleared before further P/E operations.
Write Address
Read Status
Write 40h
Register
& Data
b7 = 1
b3 = 0
b4 = 0
b1 = 0
Start
End
YES
YES
YES
YES
Flowcharts
NO
NO
NO
NO
Program to Protect
PEN Invalid
Block Error
Program
Error (1)
Error (1)
Program Command:
– write 40h, Address AAh
– write Address & Data
(memory enters read status
state after the Program command)
do:
– read status register
while b7 = 1
If b3 = 1, PEN invalid error:
– error handler
If b4 = 1, Program error:
– error handler
If b1 = 1, Program to Protected Block Error:
– error handler
(E or G must be toggled)
AI03850e
Flowcharts
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