Re: [lwip-users] Port to Stellarisware

[Ben Stuyts]

> On 21 Dec 2017, at 10:08, Philipp Tölke <address@hidden> wrote:
> 
> Hi all,
> 
> On 12/21/2017 1:23 AM, Ben Stuyts wrote:
>>> TivaWare is TI's driver library / bare bones framework for the TM4C
>>> family. It's stuck on lwIP version 1.4.1. As far as I know TI did
>>> not express any interest in updating TivaWare to use newer lwIP.
>> LM3S series is NRND, and I wouldn’t touch the TM4C series with a ten
>> feet pole because of that. But we have a couple of designs with an
>> LM3S8938 that I’d like to update to get access to the latest lwIP
>> features.
> 
> The TM4C-Series is actually pretty decent. They have completely changed the 
> peripherals that made the most problems (Ethernet, SSI, Flash).

The ADC in the LM3S series was also seriously spec'ed down in an errata. 
Extremely high offset values if I remember correctly.

We have been seriously let down by TI regarding the LM3S series, so we're not 
designing in any cpu’s from them. Mainly using ST and NXP for new designs now.

> Most relevant here, the Ethernet is much more fun especially if you want to 
> support IEEE1588 (PTP) as we do.
> 
>>> We want to upgrade our code to 2.0.3 as well. If anyone knows of a
>>> working port for this platform or what adaptations must be made
>>> then please point us to it. Ben, if none exists then perhaps we can
>>> combine our efforts.
>> Definitely interested. But if anybody has already done some work on
>> it, please let us know.
> 
> We are using a git-HEAD of a few month ago both with LM3S and TM4C; I will 
> try to find time today or tomorrow to pull out relevant parts of our 
> repository.
> 
> I have published our LM3S port in 
> <https://github.com/toelke/lwip-stellaris-standalone/> a few years ago. I 
> should update it.
> 
> Stay tuned!

Sounds good, thanks!

Ben

> 
> Regards,
> Philipp
> -- 
> Philipp Tölke
> Head of Data Analytics
> +49 89 99954258 | address@hidden
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