Table Of Contents - Toshiba TXZ Reference Manual

Preface ................................................................................................................................................................. 8
Related documents ................................................................................................................................................... 8
Conventions ............................................................................................................................................................ 9
Terms and Abbreviation .......................................................................................................................................... 11
1. Outline ......................................................................................................................................................... 12
Memory map .................................................................................................................................................... 14
2. Configuration ............................................................................................................................................... 15
Block Diagrams ................................................................................................................................................ 15
Configuration of Code Flash ............................................................................................................................ 16
2.2.1. Unit of the composition ............................................................................................................................................... 16
2.2.2. Block Configuration .................................................................................................................................................... 16
2.2.3. Page Configuration ..................................................................................................................................................... 21
2.2.4. User Information Area Configuration of Code Flash ................................................................................................... 24
2.2.5. Program/Erase Time of Code Flash ........................................................................................................................... 24
2.2.6. Memory Capacity and the Configuration .................................................................................................................... 25
Configuration of Data Flash ............................................................................................................................. 26
2.3.1. Unit of the composition ............................................................................................................................................... 26
2.3.2. Block Configuration of Data Flash .............................................................................................................................. 26
2.3.3. Page Configuration ..................................................................................................................................................... 27
2.3.4. Program/Erase Time of Data Flash ............................................................................................................................ 28
2.3.5. Memory Capacity and the Configuration .................................................................................................................... 28
3. Function Description and Functional Explanations .................................................................................... 29
Code Flash ....................................................................................................................................................... 30
3.1.1. Command Sequence .................................................................................................................................................. 30
3.1.1.1. List of Command Sequence .......................................................................................................................................... 30
3.1.1.2. Address Bit Configuration in the Bus Write Cycle (Code Flash) .................................................................................... 32
3.1.1.3. Area Address (AA), Block Address (BA): Code Flash .................................................................................................... 34
3.1.1.4. Protect Bit Assignment (PBA): Code flash ..................................................................................................................... 34
3.1.1.5. ID-Read Code (IA, ID): Code Flash ............................................................................................................................... 36
3.1.1.6. Memory Swap Bit Assignment (MSA) ............................................................................................................................ 36
Data Flash ........................................................................................................................................................ 37
3.2.1. Command Sequence .................................................................................................................................................. 37
3.2.1.1. List of Command Sequence .......................................................................................................................................... 37
3.2.1.2. Address Configuration in the Bus Write Cycle (Data Flash)........................................................................................... 38
3.2.1.3. Area Address (AA), Block Address (BA) ........................................................................................................................ 39
3.2.1.4. Protect Bit Assignment (PBA) ........................................................................................................................................ 40
3.2.1.5. ID-Read Code (IA, ID): Data Flash ................................................................................................................................ 40
Flowchart.......................................................................................................................................................... 41
3.3.1. Automatic Programming ............................................................................................................................................. 41
3.3.2. Automatic Erasing ...................................................................................................................................................... 43
3.3.3. Protect bit ................................................................................................................................................................... 45
3.3.4. Security bit .................................................................................................................................................................. 47
2018-06-05
Contents
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TXZ Family
Flash Memory
Rev. 2.0