You could use a Rabbit board:
http://www.rabbitsemiconductor.com/
--tom
At 09:30 AM 5/30/02 -0500, you wrote:
>On Thu, 30 May 2002, Glen Goodwin wrote:
>
>> > From: Pat Finnegan <pat_at_purdueriots.com>
>>
>> > What I'm looking to do is provide a (small) SLIP or PPP based TCP/IP
>> stack
>> > for a machine that will stay resident and can be used by CP/M 2.2 [or
>> > perhaps MP/M II] user programs.
>>
>> Pat --
>>
>> I would be extremely interested to learn of your progress in this area.
>> Please keep us posted, or contact me off-list.
>
>I'm starting to have some second thoughts about how I'm going to do this.
>I'm considering an external 'black box' that will connect to a PPP server
>on one end and have a RS-232 connection on the other that will provide
>something like a serialized verion of BSD's sockets. I'm also thinking
>about implementing a raw tcp port that would connect to an extra RS-232
>port [optionally password protected] that could be used to attach to the
>system's console, and replicate it on the other end of the network.
>
>Right now I'm looking at either a Z80 with 32k of ram, 16k of flash, a CTC
>and one or two DUARTS, or a uC that'll provide as much of that in hardware
>as possible. PICs are nice, but generally seem to have too little memory
>for TX/RX buffers, and Basic stamps are too slow. (and who wants to
>program in BASIC anyways?)
>
>Any suggestions on a good uC to use?
>
>-- Pat
>
>
>
Received on Thu May 30 2002 - 09:47:41 BST