•哈佛大學(xué)提供的16 MHzSTM8內(nèi)核
體系結(jié)構(gòu)和三級(jí)管線
•擴(kuò)展指令集
回憶
•程序存儲(chǔ)器：8kbyte閃存；數(shù)據(jù)
100次循環(huán)后在55°C下保持20年
•內(nèi)存：1千字節(jié)
•數(shù)據(jù)存儲(chǔ)器：128字節(jié)真實(shí)數(shù)據(jù)EEPROM；
耐久性高達(dá)100 k的寫入/擦除周期
時(shí)鐘、重置和供應(yīng)管理
•2.95 V至5.5 V工作電壓
•靈活的時(shí)鐘控制，4個(gè)主時(shí)鐘源
–低功率晶體諧振器振蕩器
–外部時(shí)鐘輸入
–內(nèi)部，用戶可微調(diào)16 MHz RC
–內(nèi)部低功率128 kHz RC
•帶時(shí)鐘監(jiān)視器的時(shí)鐘安全系統(tǒng)
•電源管理
–低功率模式（等待、活動(dòng)停止、停止）
–單獨(dú)關(guān)閉外圍時(shí)鐘
–活躍，低消耗
通電和斷電復(fù)位
中斷管理
•具有32個(gè)中斷的嵌套中斷控制器
•6個(gè)向量上多27個(gè)外部中斷
Core • 16 MHz advanced STM8 core with Harvard architecture and 3-stage pipeline • Extended instruction set Memories • Program memory: 8 Kbyte Flash memory; data retention 20 years at 55 °C after 100 cycles • RAM: 1 Kbyte • Data memory: 128 bytes true data EEPROM; endurance up to 100 k write/erase cycles Clock, reset and supply management • 2.95 V to 5.5 V operating voltage • Flexible clock control, 4 master clock sources – Low-power crystal resonator oscillator – External clock input – Internal, user-trimmable 16 MHz RC – Internal low-power 128 kHz RC • Clock security system with clock monitor • Power management – Low-power modes (wait, active-halt, halt) – Switch-off peripheral clocks individually – Permanently active, low-consumption power-on and power-down reset Interrupt management • Nested interrupt controller with 32 interrupts • Up to 27 external interrupts on 6 vectors
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