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W49F201 データシートの表示(PDF) - Winbond
部品番号
コンポーネント説明
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W49F201
128K x 16 CMOS FLASH MEMORY
Winbond
W49F201 Datasheet PDF : 23 Pages
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Preliminary W49F201
Command Codes for Chip Erase
BYTE SEQUENCE
1 Write
2 Write
3 Write
4 Write
5 Write
6 Write
ADDRESS
5555H
2AAAH
5555H
5555H
2AAAH
5555H
Pause 200 mS
Chip Erase Acquisition Flow
Load data AA
to
address 5555
Load data 55
to
address 2AAA
Load data 80
to
address 5555
Load data AA
to
address 5555
Load data 55
to
address 2AAA
Load data 10
to
address 5555
Pause 200 mS
DATA
AAH
55H
80H
AAH
55H
10H
Exit
Notes for chip erase:
Data Format: DQ15-DQ8: Don't Care; DQ7
−
DQ0 (Hex)
Address Format: A14
−
A0 (Hex)
-8-
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