参数资料
型号: W29C040T-90N
厂商: WINBOND ELECTRONICS CORP
元件分类: PROM
英文描述: 512K X 8 FLASH 5V PROM, 90 ns, PDSO32
封装: TSOP1-32
文件页数: 27/28页
文件大小: 257K
代理商: W29C040T-90N
W29C040
- 8 -
Software Data Protection Acquisition Flow
Software Data Protection
Enable Flow
Load data AA
to
address 5555
Load data 55
to
address 2AAA
Load data A0
to
address 5555
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 20
to
address 5555
Software Data Protection
Disable Flow
Sequentially load
up to 256 bytes
of page data
W ait for 10 m S or
Exit
Wait for 10 m S
Exit
(Optional page-load
operation)
toggle/polling
com pleted
Notes for software program code:
Data Format: DQ7
DQ0 (Hex)
Address Format: A14
A0 (Hex)
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