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M29W320DB70ZE6 参数 Datasheet PDF下载

M29W320DB70ZE6图片预览
型号: M29W320DB70ZE6
PDF下载: 下载PDF文件 查看货源
内容描述: 32兆位( 4Mbx8或2Mbx16 ,非均匀参数块,引导块) 3V供应闪存 [32 Mbit (4Mbx8 or 2Mbx16, Non-uniform Parameter Blocks, Boot Block), 3V Supply Flash memory]
分类和应用: 闪存存储
文件页数/大小: 56 页 / 1058 K
品牌: NUMONYX [ NUMONYX B.V ]
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M29W320DT, M29W320DB  
Block Protection  
Figure 19. In-System Equipment Chip Unprotect Flowchart  
START  
PROTECT ALL BLOCKS  
n = 0  
CURRENT BLOCK = 0  
RP = V  
ID  
WRITE 60h  
ANY ADDRESS WITH  
A0 = V , A1 = V , A6 = V  
IL  
IH  
IH  
IH  
WRITE 60h  
ANY ADDRESS WITH  
A0 = V , A1 = V , A6 = V  
IL  
IH  
Wait 10ms  
WRITE 40h  
ADDRESS = CURRENT BLOCK ADDRESS  
A0 = V , A1 = V , A6 = V  
IL  
IH  
IH  
Wait 4µs  
INCREMENT  
CURRENT BLOCK  
READ DATA  
ADDRESS = CURRENT BLOCK ADDRESS  
A0 = V , A1 = V , A6 = V  
IL  
IH  
IH  
DATA  
NO  
YES  
=
00h  
++n  
= 1000  
NO  
NO  
LAST  
BLOCK  
YES  
RP = V  
YES  
RP = V  
IH  
IH  
ISSUE READ/RESET  
COMMAND  
ISSUE READ/RESET  
COMMAND  
PASS  
FAIL  
AI03472  
53/56  
 复制成功!