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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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Arm® Cortex®-M3有两个特权(特权/非特权)和两种操作模式(线程/处理者)。
对于嵌入式使用,可以选择只有特权级别的基本配置或在特权和非特权之间切换的配置。
在特权/非特权级别下,通过在分配给寄存器R13的主栈指针(MSP)与进程栈指针(PSP)之间切换,堆栈区域可由操作系统内核以及用户例程等处理功能分离和管理。
* 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。