Re: [lwip-users] Running a PPP connection in a one-task environment

[christiaan . simons]

address@hidden wrote on 01-12-2003
01:44:03:

> But now, I'm requested to port this stack on a micro-controller
> (ST92F120). Without using an OS, all operations need to be done in the
> same task. Do somebody know if it is possible to use the lwip+PPP stack
> (or the uCIp stack) in such an environment or does it imply a full
> redesign of the stack ?

No you don't need to rewrite it. It is possible and relatively easy to use
lwip without a kernel. You need to write an 'event loop' for handling
incoming packets and various timers.

> I know an OS exists for this micro-controller but it is quite expensive
> :)

We use uC/OS-II, we think it has a good pricing.
It is free for educational/research purposes.

Succes,

Christiaan Simons

Axon Digital Design
Phone: +31 13 511 6666
Fax: +31 13 511 4151
web: www.axon.tv

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