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GD25Q21B Datasheet(PDF) 8 Page - ELM Electronics |
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GD25Q21B Datasheet(HTML) 8 Page - ELM Electronics |
8 / 49 page 8 Rev.1.1 49 - http://www.elm-tech.com GD25Q21BxIGx Uniform Sector Dual and Quad Serial Flash Status Register Content Memory Content BP4 BP3 BP2 BP1 BP0 Blocks Addresses Density Portion 0 × × 0 0 NONE NONE NONE NONE 0 0 × 0 1 3 030000H-03FFFFH 64KB Upper 1/4 0 0 × 1 0 2 and 3 020000H-03FFFFH 128KB Upper 1/2 0 1 × 0 1 0 000000H-00FFFFH 64KB Lower 1/4 0 1 × 1 0 0 and 1 000000H-01FFFFH 128KB Lower 1/2 0 × × 1 1 0 to 3 000000H-03FFFFH 256KB ALL 1 × 0 0 0 NONE NONE NONE NONE 1 0 0 0 1 3 03F000H-03FFFFH 4KB Upper 1/64 1 0 0 1 0 3 03E000H-03FFFFH 8KB Upper 1/32 1 0 0 1 1 3 03C000H-03FFFFH 16KB Upper 1/16 1 0 1 0 × 3 038000H-03FFFFH 32KB Upper 1/8 1 0 1 1 0 3 038000H-03FFFFH 32KB Upper 1/8 1 1 0 0 1 0 000000H-000FFFH 4KB Lower 1/64 1 1 0 1 0 0 000000H-001FFFH 8KB Lower 1/32 1 1 0 1 1 0 000000H-003FFFH 16KB Lower 1/16 1 1 1 0 × 0 000000H-007FFFH 32KB Lower 1/8 1 1 1 1 0 0 000000H-007FFFH 32KB Lower 1/8 1 × 1 1 1 0 to 3 000000H-03FFFFH 256KB ALL Table1.0 GD25Q21B Protected area size (CMP=0) Status Register Content Memory Content BP4 BP3 BP2 BP1 BP0 Blocks Addresses Density Portion 0 × × 0 0 0 to 3 000000H-03FFFFH 256KB ALL 0 0 × 0 1 0 to 2 000000H-02FFFFH 192KB Lower 3/4 0 0 × 1 0 0 and 1 000000H-01FFFFH 128KB Lower 1/2 0 1 × 0 1 1 to 3 010000H-03FFFFH 192KB Upper 3/4 0 1 × 1 0 2 and 3 020000H-03FFFFH 128KB Upper 1/2 0 × × 1 1 NONE NONE NONE NONE 1 × 0 0 0 0 to 3 000000H-03FFFFH 256KB ALL 1 0 0 0 1 0 to 3 000000H-03EFFFH 252KB Lower 63/64 1 0 0 1 0 0 to 3 000000H-03DFFFH 248KB Lower 31/32 1 0 0 1 1 0 to 3 000000H-03BFFFH 240KB Lower 15/16 1 0 1 0 × 0 to 3 000000H-037FFFH 224KB Lower 7/8 1 0 1 1 0 0 to 3 000000H-037FFFH 224KB Lower 7/8 1 1 0 0 1 0 to 3 001000H-03FFFFH 252KB Upper 63/64 1 1 0 1 0 0 to 3 002000H-03FFFFH 248KB Upper 31/32 1 1 0 1 1 0 to 3 004000H-03FFFFH 240KB Upper 15/16 1 1 1 0 × 0 to 3 008000H-03FFFFH 224KB Upper 7/8 1 1 1 1 0 0 to 3 008000H-03FFFFH 224KB Upper 7/8 1 × 1 1 1 NONE NONE NONE NONE Table1.0. GD25Q21B Protected area size (CMP=1) |
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