Uniform Sector Dual and Quad Serial Flash
Uniform Sector Dual and Quad Serial Flash
GD25Q21B
GD25Q21B DATASHEET
1
Uniform Sector Dual and Quad Serial Flash
G...
Description
Uniform Sector Dual and Quad Serial Flash
GD25Q21B
GD25Q21B DATASHEET
1
Uniform Sector Dual and Quad Serial Flash
GD25Q21B
Contents
1. FEATURES .........................................................................................................................................................4
2. GENERAL DESCRIPTION ................................................................................................................................5
3. MEMORY ORGANIZATION...............................................................................................................................7
4. DEVICE OPERATION ........................................................................................................................................8
5. DATA PROTECTION..........................................................................................................................................9
6. STATUS REGISTER.........................................................................................................................................11
7. COMMANDS DESCRIPTION..........................................................................................................................13
7.1. 7.2. 7.3. 7.4. 7.5. 7.6. 7.7. 7.8. 7.9. 7.10. 7.11. 7.12. 7.13. 7.14. 7.15. 7.16. 7.17. 7.18. 7.19. 7.20. 7.21. 7.22. 7.23. 7.24. 7.25. 7.26. 7.27. 7.28. 7.29. 7.30. 7.31.
WRITE ENABLE (WREN) (06H).............................................................
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