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Access Status Register:<br />
EEPROM AT25256<br />
7 6 5 4 3<br />
WPEN 0 0 0 BP1<br />
Block protect select<br />
00 = no protection<br />
2<br />
BP0<br />
01 = 0x6000 –0x7FFF protected<br />
10 = 0x4000 –0x7FFF protected<br />
11 = 0x0000 –0x7FFF protected<br />
Write Protect Enable<br />
1 = no write access<br />
0 = normal operation<br />
1<br />
WEN<br />
0<br />
/RDY<br />
Write in progress<br />
0 = no write cycle<br />
1 = write in progress<br />
Write Enable Latch<br />
0 = write disabled<br />
1 = write enabled<br />
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