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M29DW641F Datasheet(PDF) 38 Page - Numonyx B.V |
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M29DW641F Datasheet(HTML) 38 Page - Numonyx B.V |
38 / 80 page Command interface M29DW641F 38/80 Table 10. Block Protection commands Command Bus Write Operations(1)(2)(3) 1st 2nd 3rd 4th 5th 6th 7th Add Data Add Data Add Data Add Data Add Data Add Data Add Data Set Extended Block Protection bit(4) 6 555 AA 2AA 55 555 60 OW 68 OW 48 OW DQ0 Verify Extended Block Protection bit 4 555 AA 2AA 55 555 60 OW DQ0 Enter Extended Block 3 555 AA 2AA 55 555 88 Exit Extended Block 4 555 AA 2AA 55 555 90 X 00 Password Program(4) 4 555 AA 2AA 55 555 38 X [0-3] PW [0-3] Password Verify 4 555 AA 2AA 55 555 C8 PWA [0-3] RPW [0-3] Password Protection Unlock 7 555 AA 2AA 55 555 28 PWA [0] RPW [0] PWA [1] RPW [1] PWA [2] RPW [2] PW [3] RPW [3] Set Password Protection mode(4)(5) 6 555 AA 2AA 55 555 60 PL 68 PL 48 PL DQ0 Verify Password Protection mode 4 555 AA 2AA 55 555 60 PL DQ0 Set Non- Volatile Modify Protection bit (4)(5) 6 555 AA 2AA 55 555 60 (BA)/ NVMP 68 (BA)/ NVMP 48 (BA)/ NVMP DQ0 Verify Non- Volatile Modify Protection bit 4 555 AA 2AA 55 555 60 (BA)/ NVMP 48 (BA)/ NVMP DQ0 Clear Non- Volatile Modify Protection bits(6)(7) 6 555 AA 2AA 55 555 60 NVMP 60 (BA)/ NVMP 40 (BA)/ NVMP DQ0 Set Lock-Down bit 3 555 AA 2AA 55 555 78 Verify Lock- Down bit 4 555 AA 2AA 55 555 58 BA DQ1 Set Lock bit 4 555 AA 2AA 55 555 48 BA X1h Clear Lock bit 4 555 AA 2AA 55 555 48 BA X0h |
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