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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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ACE25AA800G датащи(PDF) 6 Page - ACE Technology Co., LTD. |
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ACE25AA800G датащи(HTML) 6 Page - ACE Technology Co., LTD. |
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6 / 50 page  ACE25AA800G Serial NOR Flash Memory 3.0V Multi I/O with 4KB,32KB & 64KB Sector/Block Erase VER 1.1 6 Data Protection The ACE25AA800G provides the following data protection methods: Write Enable (WREN) command: The WREN command is set the Write Enable Latch bit (WEL). The WEL bit will return to reset by the following situation: Power-Up Write Disable (WRDI) Write Status Register (WRSR) Page Program (PP) Sector Erase (SE) / Block Erase (BE) / Chip Erase (CE) Software Protection Mode: The Block Protect (BP3, BP2, BP1,BP0) bits define the section of the memory array that can be read but not change Hardware Protection Mode: WP# going low to protected the BP0~BP3 bits and SRP bit Deep Power-Down Mode: In Deep Power-Down Mode, all commands are ignored except the Release from Deep Power-Down Mode command Table 1.ACE25AA800G Protected Area Sizes (CMP=0) Status bit Memory Content BP3 BP2 BP1 BP0 Blocks Addresses Density Portion 0 0 0 0 None None None None 0 0 0 1 Block 15 0F0000H – 100000H 64KB Upper 1/16 0 0 1 0 Block 14 – 15 0E0000H – 100000H 128K Upper 1/8 0 0 1 1 Block 12 – 15 0C0000H – 100000H 256K Upper 1/4 0 1 0 0 Block 8 – 15 080000H – 100000H 512K Upper 1/2 0 1 0 1 Protected all 000000H – 100000H 1M All 0 1 1 0 Protected all 000000H – 100000H 1M All 0 1 1 1 Protected all 000000H – 100000H 1M All 1 X X X Protected all 000000H – 100000H 1M All |
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