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目錄
1 中央處理器(CPU) ........................................................................ 11
1.1 簡介............................................................................... 11
1.2 CPU寄存器.......................................................................... 11
1.2.1 CPU寄存器描述................................................................... 11
1.2.2 STM8 CPU寄存器映射.............................................................. 13
1.3 全局配置寄存器(CFG_GCR) ............................................................ 14
1.3.1 激活級別........................................................................ 14
1.3.2 禁用SWIM ........................................................................ 14
1.3.3 全局配置寄存器(CFG_GCR)描述...................................................... 14
1.3.4 全局配置寄存器映射及復(fù)位值....................................................... 14
2 用于系統(tǒng)啟動的只讀存儲器............................................................... 15
3 存儲器和寄存器映射..................................................................... 16
3.1 寄存器描述縮寫..................................................................... 16
4 FLASH程序存儲器和數(shù)據(jù)EEPROM ............................................................ 17
4.1 介紹............................................................................... 17
4.2 詞匯表............................................................................. 17
4.3 FLASH主要特性...................................................................... 17
4.4 存儲器組織結(jié)構(gòu)..................................................................... 17
4.4.1 用戶啟動區(qū)域(UBC) ............................................................... 20
4.4.2 數(shù)據(jù)EEPROM(DATA) ................................................................ 23
4.4.3 主程序區(qū)........................................................................ 23
4.4.4 選項字節(jié)(Option byte)............................................................ 23
4.5 存儲器保護(hù)......................................................................... 24
4.5.1 讀保護(hù).......................................................................... 24
4.5.2 存儲器存取安全系統(tǒng)(MASS)......................................................... 24
4.5.3 對選項字節(jié)的寫操作.............................................................. 25
4.6 存儲器編程......................................................................... 25
4.7 讀同時寫 (RWW) ..................................................................... 25
4.7.1 字節(jié)編程........................................................................ 25
4.7.2 字編程.......................................................................... 26
4.7.3 塊編程.......................................................................... 26
4.7.4 選項字節(jié)(Option byte)編程........................................................ 27
4.8 ICP和IAP ........................................................................... 27
4.9 FLASH寄存器........................................................................ 29
4.9.1 FLASH控制寄存器1(FLASH_CR1) ..................................................... 29
4.9.2 FLASH控制寄存器2(FLASH_CR2) ..................................................... 30
4.9.3 FLASH互補(bǔ)控制寄存器2(FLASH_NCR2) ................................................ 31
4.9.4 FLASH保護(hù)寄存器(FLASH_FPR)....................................................... 32
4.9.5 FLASH保護(hù)寄存器(FLASH_NFPR)...................................................... 33
4.9.6 FLASH程序存儲器解保護(hù)寄存器(FLASH_PUKR).......................................... 34
4.9.7 DATA EEPROM解保護(hù)寄存器(FLASH_DUKR).............................................. 35
4.9.8 FLASH狀態(tài)寄存器(FLASH_IAPSR)..................................................... 36
4.9.9 FLASH寄存器映射和復(fù)位值.......................................................... 37
5 單線接口模塊(SWIM)和調(diào)試模塊(DM) ....................................................... 38
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