You do not really need a scheduler, you can use the existing techniques
like:

- Interrupts
- Polling technique
- Mix the two above
- Combining these with a state machine

If you think in that way interrupts are like an event driven scheduler,
while polling is like a cooperative one...

Tamas


On Thu, Jul 30, 2009 at 10:47 AM, Marcelo Rodrigues <msrmail@gmail.com>wrote:

> Hi All,
>
> When you design your software, you have to control a number of tasks, for
> example: scan the keyboard, display control, monitor input channels,
> communication, etc.
>
> Without having a RTOS, there are several ways of implementing the
> scheduler.
> How do you implement your task scheduler?
>
> Thanks in advance,
> --
> Marcelo dos Santos Rodrigues
> --
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