Any other takers?

The proposed spec of the machine has improved a little and it will be a lot
faster than a SGC, with 64x the memory, too...

What would you do for developer access to new hardware? :)

Dave


On Wed, Jan 22, 2014 at 10:21 PM, Alexandre Souza <
alexandre.tabaj...@gmail.com> wrote:

>
>    May I add 2 cents to the subject?
>
>
>  With the W5300 on-chip implementation, you depend on one specific
>> manufacturer. If the TCP/IP stack runs on the QL side, one is more
>> flexible to use different hardware. In my case, the NE2000 or Realtek on
>> the Q40 and Q60, but the CP2200 on the Q68. Even TCP/IP over SER instead
>> of ethernet is possible.
>>
>
>    Wizchip devices are around for about 10 years. I've used that with lots
> of products, with no troubles and cheap cost (facing a stronger processor
> to put an entire tcp stack into). Of course, anything is possible. But with
> wizchip, you need only a SPI connection and no stack whatsoever.
>
>
>  In my case, it means a socket library, since existing internet
>> applications were written in C, not S*BASIC. An extension which interfaces
>> to S*BASIC is doable, just had low priority for me.
>>
>
>    I vote for basic, since wizchip takes most of the work.
>
>    I'd even expand the capabilities of the old (and outdated) MCS-48
> processor on QL, and put an AVR on its place, creating expansions like a
> dedicated I2C/SPI/TWI interface to the outside world. Maybe I need to get
> more into QL workings... :o)
>
>
>  As always, I can not promise when I can finish something. So if you have
>> already implemented a lot of things around the W5300 and plan to finish
>> soon, don't let my info regarding the CP2200 hinder you.
>>
>
>    Sure!
>
>
>  By the way, does the W5300 include a unique ethernet address? IEEE
>> registration can become an expensive issue if you need to do it yourself.
>>
>
>    Not that expensive. But the MAC number can always be reused from an old
> (and broken) ethernet card, or like.
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>



-- 
Dave Park
Sandy Electronics, LLC
d...@sinclairql.com
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