文档
详细示例
已更新 2025年7月
RTOS上下文切换 - 步骤 5
[详细示例]
检索到 TaskB 的堆栈指针
必须恢复 TaskB 上下文。RTOS 宏 portRESTORE_CONTEXT 做的第一件事就是 从 TaskB 挂起时获取的拷贝中检索 TaskB 堆栈指针。TaskB 堆栈指针被加载到处理器堆栈指针中， 因此现在 AVR 堆栈指向 TaskB 上下文的顶部。
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文档详细示例
已更新 2025年7月
[详细示例]
必须恢复 TaskB 上下文。RTOS 宏 portRESTORE_CONTEXT 做的第一件事就是 从 TaskB 挂起时获取的拷贝中检索 TaskB 堆栈指针。TaskB 堆栈指针被加载到处理器堆栈指针中， 因此现在 AVR 堆栈指向 TaskB 上下文的顶部。