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The information presented in this cross reference is based on TOSHIBA's selection criteria and should be treated as a suggestion only. Please carefully review the latest versions of all relevant information on the TOSHIBA products, including without limitation data sheets and validate all operating parameters of the TOSHIBA products to ensure that the suggested TOSHIBA products are truly compatible with your design and application.
Please note that this cross reference is based on TOSHIBA's estimate of compatibility with other manufacturers' products, based on other manufacturers' published data, at the time the data was collected.
TOSHIBA is not responsible for any incorrect or incomplete information. Information is subject to change at any time without notice.
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NVIC（嵌套中断向量控制器）
NVIC模块可挂起正在主核上运行的计算处理，并控制切换到优先处理。
它支持系统异常和中断的发生。
如果在异常处理过程中需要有一个高优先级的异常中断，NVIC块将：
1）暂停正在处理的异常；
2）启动高优先级的异常处理；
3）完成高优先级的异常处理；
4）恢复中断的异常处理；
它可以控制嵌套，即异常中断处理。
此外，它还包括调试控制功能和SysTickTimer，即操作系统（OS）进行任务管理的硬件定时器。
[Fe]读数阶段
[De]解码阶段
[Ex]执行阶段
[MUL/DIV]乘法／除法
第Ⅱ章：Arm® Cortex®-M3
* Arm和Cortex是Arm有限公司（或其子公司）在美国和／或其它国家的注册商标。