Mike's PCjr Page

Actually W5100 chip can do IP raw and even MAC raw (but in socket 0 only):
https://www.wiznet.io/wp-content/upload ... v1.2.7.pdf
So I guess it should be possible to write a standard packet driver or something like that...

It looks like newer WizNET chips can do that - this one is not
For now it's just trying a concept - if it will work out well then we can try better approach

Fitting inside:

For user from PC it will look like this: 3F8h - register MR of W5100 (indirect mode flag and auto-increment flag) 3F9h - register IDM_AR0 of W5100 (most significant byte of the address) 3FAh - register IDM_AR1 of W5100 (least significant byte of the address) 3FBh - register IDM_DR of W5100 (data reg...

Current status

This is modem that I will switch with Ethernet



I bought it to measure dimensions and properly copy its shape...

Trixter wrote:Nice writeup so far!

Thank you, I simply repeated everything from 2 years ago to make sure I don't forget to finish it in near future

Can't believe I missed this: https://hackaday.io/project/19160-pcjrcart What's great is that the ospark files are linked to, so one could easily order the boards. It's basically the same thing that I shared here in December 2016 ;) https://www.brutman.com/forums/viewtopic.php?f=1&t=426&star...

Finally I'm here again



This is my new basement setup near Denver, CO

(I moved from Long Island, NY at the end of 2017)

I came back

https://hackaday.io/project/163856-pcjrnet

Sorry for long absence - it took time to re-locate and settle in a new place (I moved from NY to CO during 2017 and still moving boxes around)