ARMThreadmodeHandlermode

2018年12月2日 — Return to Handler mode. Exception return gets state from the main stack. Execution uses MSP after return. 0xFFFFFFF9, Return to Thread mode.

2021年11月26日 — 文章浏览阅读3.1k次，点赞4次，收藏10次。注：本文仅用于本人学习。Cortex-M3处理器支持两种处理器的操作模式，还支持两级特权操作。

In Thread mode, the CONTROL register controls whether software execution is privileged or unprivileged, see CONTROL register. In Handler mode, software ...

2023年9月25日 — Handler Mode has higher privileges and access to privileged system resources, while Thread Mode is more restricted in terms of system access. 6 ...

2023年10月5日 — The main operating modes are Thread mode, Handler mode, and Privileged mode. Additionally, the Cortex-M4 implements the Fault exceptions model ...

2023年7月14日 — In Thread Mode, the ARM Cortex M+ processor will execute most of your application code, such as monitoring sensors, analyzing data, and ...

The processor always enters the Handler mode when an interrupt or CPU exception is raised. The processor is in the Thread state when it is executing background ...

Like the Armv7-M processors, the Cortex-M33 processor has two execution modes: Handler mode and Thread mode. The processor always enters the Handler mode when ...

2020年11月1日 — Handler/Thread Mode; Privileged/Unprivileged Access Level. 一般系统运行时会有两种模式，即用户模式和内核模式，分别对应低权限和高权限。这种机制 ...