AT89S52是一种低功耗、高性能CMOS8位微控制器，具有 8K 在系统可编程Flash 存储器。使用Atmel 公司高密度非 易失性存储器技术制造，与工业80C51 产品指令和引脚完 全兼容。片上Flash允许程序存储器在系统可编程，亦适于 常规编程器。在单芯片上，拥有灵巧的8 位CPU 和在系统 可编程Flash，使得AT89S52为众多嵌入式控制应用系统提 供高灵活、超有效的解决方案。

AT89S52.pdf

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