[cctalk] Re: Connecting a physical terminal via LAN to Serial Port

[Paul Koning via cctalk]

> On Jul 31, 2022, at 7:25 PM, Gavin Scott via cctalk <cctalk@classiccmp.org> 
> wrote:
> 
> On Sun, Jul 31, 2022 at 2:29 PM Paul Koning via cctalk
> <cctalk@classiccmp.org> wrote:
>> Yet another one is Raspberry Pico,
>> 
>> Neither of these come standard with Ethernet, though I've seen option cards. 
>>  In the case of Pico, it seems possible to do 10 Mb/s Ethernet in software 
>> using its PIO controller, though I haven't made the attempt.
> 
> For an extra $1 now you can get integrated WiFi (and Bluetooth but
> there isn't any BT software support yet)  in the form of the $5 Pi
> Pico W, so that's one route to talking to an IP network for IoT or
> something like this.
> 
> A neat thing about the Pico is that you can do hard real-time
> interface protocols using its PIO (Programmable I/O) channels and DMA
> and still implement the whole thing in MicroPython.

Yes, though the MicroPython PIO machinery is not well documented, I found 
myself having to read the source code to understand it.  But it's a great 
prototyping tool.

Thanks for the Pico W pointer, I'm going to look at that.

        paul