参数资料
型号: W29C020CT12N
厂商: WINBOND ELECTRONICS CORP
元件分类: PROM
英文描述: 256K X 8 FLASH 5V PROM, 120 ns, PDSO32
封装: TSOP1-32
文件页数: 3/27页
文件大小: 176K
代理商: W29C020CT12N
W29C020C
Publication Release Date: Nov. 23, 2006
- 11 -
Revision A7
7.3
Command Codes for Software Chip Erase
BYTE SEQUENCE
ADDRESS
DATA
0 Write
5555H
AAH
1 Write
2AAAH
55H
2 Write
5555H
80H
3 Write
5555H
AAH
4 Write
2AAAH
55H
5 Write
5555H
10H
7.3.1
Software 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 50 mS
Exit
Notes for software chip erase:
Data Format: DQ7
DQ0 (Hex)
Address Format: A14
A0 (Hex)
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