Hi,

On 07/01/15 11:27, rakendra thapa wrote:
> 1) How does RIOT handles timer interrupt generated by multiple threads ?

Use one of the abstractions, currently vtimer, soon hopefully wtimer.

> 2) How much hard bounded is it for the timers to be implemented as count up
> timer.

Up- or down-counting doesn't really make a difference for the
implementation. If a timer only supports down-counting, I usually tweak
timer_read to return "TIMER_MAXVALUE-timer_value". Similar for timer_set_*.

Kaspar
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