- 型号搜索
- 交叉搜索
- 关键词搜索
- 参数搜索
- 库存查询与购买
This webpage doesn't work with Internet Explorer. Please use the latest version of Google Chrome, Microsoft Edge, Mozilla Firefox or Safari.
请输入3个以上字符
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.
请输入3个以上字符
主核
Cortex®-M3主核采用三段式流水线配置。
- [Fe] 读数阶段
读取PC（程序计数器）指示的存储器地址的指令。
- [De] 解码阶段
对指令进行解码，并确定执行阶段的执行控制。
- [Ex] 执行阶段
通过Shift和ALU（算术逻辑单元）执行四则运算、逻辑运算、乘法和除法等运算，并执行加载和存储。
寄存器在此阶段更新。 - [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。