SH7052 Datasheet, PDF (23/919 Pages) Renesas Technology Corp – SuperHTM RISC engine

21.2.1 Block Diagram...................................................................................................... 738
21.2.2 Mode Transitions.................................................................................................. 739
21.2.3 On-Board Programming Modes ........................................................................... 740
21.2.4 Flash Memory Emulation in RAM....................................................................... 742
21.2.5 Differences between Boot Mode and User Program Mode.................................. 743
21.2.6 Block Configuration ............................................................................................. 744
21.3 Pin Configuration .............................................................................................................. 744
21.4 Register Configuration ...................................................................................................... 745
21.5 Register Descriptions......................................................................................................... 746
21.5.1 Flash Memory Control Register 1 (FLMCR1)..................................................... 746
21.5.2 Flash Memory Control Register 2 (FLMCR2)..................................................... 748
21.5.3 Erase Block Register 1 (EBR1)............................................................................ 749
21.5.4 Erase Block Register 2 (EBR2)............................................................................ 749
21.5.5 RAM Emulation Register (RAMER) ................................................................... 751
21.6 On-Board Programming Modes ........................................................................................ 753
21.6.1 Boot Mode............................................................................................................ 753
21.6.2 User Program Mode ............................................................................................. 758
21.7 Programming/Erasing Flash Memory................................................................................ 759
21.7.1 Program Mode...................................................................................................... 759
21.7.2 Program-Verify Mode .......................................................................................... 760
21.7.3 Erase Mode........................................................................................................... 763
21.7.4 Erase-Verify Mode ............................................................................................... 764
21.8 Protection........................................................................................................................... 767
21.8.1 Hardware Protection............................................................................................. 767
21.8.2 Software Protection .............................................................................................. 768
21.8.3 Error Protection .................................................................................................... 768
21.9 Flash Memory Emulation in RAM.................................................................................... 770
21.10 Note on Flash Memory Programming/Erasing.................................................................. 772
21.11 Flash Memory Programmer Mode .................................................................................... 772
21.11.1 Socket Adapter Pin Correspondence Diagram ..................................................... 773
21.11.2 Programmer Mode Operation............................................................................... 775
21.11.3 Memory Read Mode............................................................................................. 776
21.11.4 Auto-Program Mode ............................................................................................ 779
21.11.5 Auto-Erase Mode.................................................................................................. 781
21.11.6 Status Read Mode................................................................................................. 783
21.11.7 Status Polling........................................................................................................ 784
21.11.8 Programmer Mode Transition Time..................................................................... 784
21.11.9 Notes on Memory Programming.......................................................................... 785
Section 22 RAM ................................................................................................................... 787
22.1 Overview............................................................................................................................ 787
22.2 Operation ........................................................................................................................... 789
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