> I haven't played with LwIP yet, I have an Olimex board that > I'll use at some point with the CS8900 interface. > But I was wondering if anyone had used SLIP or PLIP in > applications (LPC or not really)? I have implemented a SLIP-like application on a MC68360 in the past. SLIP is really incredibly simple. It's the IP packets straight out of the TCP/IP stack with a checksum shoved on the end. I suspect PLIP may be as trivial. The SLIP I was using wasn't normal...it could communicate multidrop using cascaded devices all talking synchronously (it was a multi-point IP network). It never made it out to the real world, but it certainly all worked. At the time the processor was running pSOS+ (a thing of the past now) which had a TCP/IP stack and an poorly/undocumented network interface layer so I was able to plug in there. pSOS+ = $$$$ and I'd never go there now. Despite the fact the 68360 had dedicated communications engines and very cool serial port support, the power of the LPC main processors is huge by comparison. You should have no problem. It's worth including compressed header SLIP support if you're going that way. It cuts down the traffic by removing redundant TCP/IP packet headers and replacing them with a token to refers back to the original header. > Happy Thanksgiving! (to all the Americans out there anyway) Oh yeah this is the time of year all you Yanks die from badly cooked turkeys :) Cheers, Bruce
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RE: [lpc2000] LPC 'networking' with PLIP/SLIP/LwIP
2005-11-24 by Bruce Paterson
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