On 06/03/2013 03:36 AM, 嵌入式工程师 wrote: > To prevent re-entry
You do not need to do that:
- hardware interrupts are off, so, there is no possible reentry
- if the interrupt if of the "level" type, the flow handler already does
it, and with some edge type interrupt handler, you risk to miss interrupts.
--
Gilles.
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