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R8C/20 Datasheet(PDF) 394 Page - Renesas Technology Corp |
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R8C/20 Datasheet(HTML) 394 Page - Renesas Technology Corp |
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394 / 501 page  R8C/20 Group, R8C/21 Group 19. Flash Memory Rev.2.00 Aug 27, 2008 Page 378 of 458 REJ09B0250-0200 Figure 19.1 Flash Memory Block Diagram for R8C/20 Group User ROM area Block 0: 32 Kbytes(1) 0C000h 13FFFh 64 Kbytes ROM product 0FFFFh 10000h 0BFFFh 04000h Block 1: 32 Kbytes(1) User ROM area Block 0: 32 Kbytes(1) 0C000h 13FFFh 96 Kbytes ROM product 0FFFFh 10000h 0BFFFh 04000h Block 1: 32 Kbytes(1) Block 2: 32 Kbytes(2) 14000h 1BFFFh User ROM area Block 0: 32 Kbytes(1) 0C000h 13FFFh 128 Kbytes ROM product 0FFFFh 10000h 0BFFFh 04000h Block 1: 32 Kbytes(1) Block 2: 32 Kbytes(2) 14000h 1BFFFh Block 3: 32 Kbytes(2, 3) 1C000h 23FFFh User ROM area Block 0: 16 Kbytes(1) 0C000h 48 Kbytes ROM product 0FFFFh 0BFFFh 04000h Block 1: 32 Kbytes(1) User ROM area Block 0: 16 Kbytes(1) 0C000h 32 Kbytes ROM product 0FFFFh 0BFFFh 08000h Block 1: 16 Kbytes(1) Program ROM Boot ROM area (reserved area)(4) 8 Kbytes 0E000h 0FFFFh NOTES: 1. When setting the FMR02 bit in the FMR0 register to 1 (enables to rewrite) and the FMR15 bit in the FMR1 register to 0 (enable to rewrite), Block 0 is rewritable. When setting the FMR16 bit to 0 (enables to rewrite), Block 1 is rewritable (only for CPU rewrite mode). 2. When setting the FMR02 bit in the FMR0 register to 1 (enables to rewrite), Block 2 and Block 3 are rewritable (only for CPU rewrite mode). 3. Do not use addresses 20000h to 23FFFh because these areas are used for the emulator debugger. Refer to 23. Notes on Emulator Debugger. 4. This area is to store the boot program provided by Renesas Technology. |
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