Re: [ECOS] Some newbie questions

["Lewin A.R.W. Edwards" <larwe at larwe dot com>]

>eCos is not a hard real time OS. There is no deadline scheduling, no
>guarantees. Everything it best effort. You do have priorities per
>thread, so you can priorities your CAN bus handler above everything
>else to improve is responce time.

In practice, regardless of the APIs eCos provides, you can put whatever 
hardware is connected to the CAN controller on a high-priority interrupt 
and disable every other interrupt as soon as you get into that ISR.


-- Lewin A.R.W. Edwards
Embedded Engineer, Digi-Frame Inc.
Work: http://www.digi-frame.com/
Tel (914) 937-4090 9am-6:30pm M-F ET
Personal: http://www.larwe.com/ http://www.zws.com/

"Far better it is to dare mighty things, to win glorious triumphs, even 
though checkered by failure, than to rank with those poor spirits who 
neither enjoy much nor suffer much, because they live in the gray twilight 
that knows not victory nor defeat."
(Theodore Roosevelt)