フラッシュローダ開発ガイド - IAR Systems

1 UFLX-4 1 IAR embedded workbench IAR embedded workbench IAR embedded workbench API 2 IAR IAR Systems IAR embedded workbench C-SPY visualState From Idea To Target IAR KickStart Kit IAR PowerPac IAR Systems AB IAR Systems IAR Systems Copyright 2010 IAR Systems AB. : UFLX-4. 4 2010 1 -- IAR embedded workbench UFLX-4 2.

2 2 .. 4 .. 5 .. 6 ..6 ..6 ..6 .. 6 .. 7 .. 9 .. 10 .. 11 .. 12 .. 12 .. 13 .. 13 .. 14 .. 15 .. 15 .. 16 FlashWrite .. 16 FlashErase .. 16 FlashInit .. 16 FlashInit .. 17 .. 17 .. 17 .. 17 -- IAR embedded workbench UFLX-4 3 .. 18 .. 18 Flags .. 19 FlashChecksum .. 19 FlashSignoff.

3 19 .. 20 -- IAR embedded workbench UFLX-4 4 C-SPY RAM -- IAR embedded workbench UFLX-4 5 C-SPY RAM RAM RAM RAM C-SPY

4 RAM RAM RAM RAM RAM RAM RAM RAM ? -- IAR embedded workbench UFLX-4 6 C-SPY RAM RAM C-SPY PC RAM C-SPY C-SPY XML flash

5 C-SPY XML board C-SPY .flash .board .board IAR embedded WorkbenchIAR IDE [Options] .board IAR embedded workbench .

6 Board C-SPY -- IAR embedded workbench UFLX-4 7 128 256 C-SPY 1 1 256 4K C-SPY IAR embedded workbench IDE [Project]>[Options]>[Debugger]>[Download ]( > > > ) -- IAR embedded workbench UFLX-4 8 [Use flash loader(s)]( ) [Override default board file]( )

7 (.board) [Edit]( ) [Flash Loader Overview ]( ) IAR embedded workbench 1 [New]( ) [Edit]( ) [Delete]( ) -- IAR embedded workbench UFLX-4 9 [New]( ) [Edit]( ) [Flash Loader Configuration]( ) [Memory range ]( ) [Relocate]( )

8 [Flash loader path]( ) .flash [Extra parameters]( ) FlashInit argc/argv [Parameter descriptions]( ) [OK]( ) .board FlashWrite FlashErase RAM ( ) C-SPY RAM FlashWrite -- IAR embedded workbench UFLX-4 10 FlashErase.

9 Board C-SPY (.flash ) C-SPY RAM C-SPY PC FlashInit FlashInit RAM FlashInit C-SPY FlashInit .flash C-SPY RAM 13 RAM C-SPY PC FlashErase C-SPY RAM C-SPY PC FlashWrite 10 3 C-SPY PC main -- IAR embedded

10 workbench UFLX-4 11 IAR embedded workbench IAR embedded workbench C RAM #include " " uint32_t FlashInit(void *base_of_flash, uint32_t image_size, uint32_t link_address, uint32_t flags) { return RESULT_OK; } uint32_t FlashWrite(void *block_start, uint32_t offset_into_block, uint32_t count, char const *buffer) { char *to = (char*)block_start + offset_into_block; while (count--) { *to++ = *buffer++; } return RESULT_OK; } uint32_t FlashErase(void *block_start, uint32_t block_size) { char *p = (char*)block_start; while (block_size--) { *p++ = 0; Framework: C-SPY uses labels and variables defined here to interact with the flash loader.}}