M58BW016DB70T3FF STMICROELECTRONICS [STMicroelectronics], M58BW016DB70T3FF Datasheet - Page 58

• Manufacturer Part Number: M58BW016DB70T3FF
• Description: 16 Mbit (512 Kb x 32, boot block, burst) 3 V supply Flash memories
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

Flowcharts
Appendix B
Figure 21. Program flowchart and pseudocode
1. If an error is found, the Status Register must be cleared before further P/E operations.
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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
M58BW016DT, M58BW016DB, M58BW016FT, M58BW016FB
V PP Invalid
Block Error
Program
Error (1)
Error (1)
Program Command:
– write 40h
– write Address & Data
(memory enters read status
state after the Program command)
do:
– read status register
while b7 = 0
If b3 = 1, V PP 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)
AI03850b