xlsbz 发表于 2012-6-14 15:26:05

UCOS2对中断的一点疑问 多谢

One word of caution, some implementation of OSIntEnter() will cause interrupts to be enabled when OSIntEnter() returns. In these cases, you will need to clear the interrupt source before calling OSIntEnter() because otherwise, your interrupt will be re-entered continuously and your application will crash!


红色的字是 啥情况 没看明白 多谢

指的是什么情况啊 多谢
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