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by rpineau
Tue Jan 21, 2020 7:37 pm
Forum: HARDWARE ISSUES
Topic: 68030 bootstrapping issue
Replies: 8
Views: 184

Re: 68030 bootstrapping issue

The CT60/63 uses the bus grant signals as well as the halt signal. The reason for the use of the bus grant signals use is that when the DMA request the bus the "new" CPU has to release the bus and at that point this invalidate the halt state of the on board 68030, so the new CPU (actually the CPLD) ...
by rpineau
Thu Jan 09, 2020 2:51 am
Forum: INTRODUCE YOURSELF
Topic: Hey All
Replies: 4
Views: 168

Re: Hey All

And the source and binary are available : https://rti-zone.org/atari_soft.php
:)
by rpineau
Fri Dec 27, 2019 5:22 pm
Forum: MEMBER BLOGS
Topic: Merry ChriSTmas one and all!
Replies: 12
Views: 335

Re: Merry ChriSTmas one and all!

Yep, really busy as I now have a day job and do some PCB and system design for a 2nd company as a contractor (astronomy related). This unfortunately doesn't leave a lot of time for Atari stuff. I'll check with Juliusz (who's busy as a new parent :) ) and may be we can just release what we have and s...
by rpineau
Thu Dec 26, 2019 1:27 am
Forum: MEMBER BLOGS
Topic: Merry ChriSTmas one and all!
Replies: 12
Views: 335

Re: Merry ChriSTmas one and all!

:merryxmas: :thanksblue: :cheers:
by rpineau
Tue Nov 05, 2019 3:30 am
Forum: MEMBER BLOGS
Topic: exxos blog - random goings on
Replies: 571
Views: 49479

Re: exxos blog - random goings on

yak_shaving.png
yak_shaving.png (79.97 KiB) Viewed 793 times
by rpineau
Sat Oct 26, 2019 8:37 pm
Forum: MEMBER BLOGS
Topic: Building a DIY large bed 3D printer
Replies: 100
Views: 11359

Re: Building a DIY large bed 3D printer

It's ALIVE !!!!!!!!!.....
:thumbup: :cheers:
by rpineau
Wed Oct 02, 2019 1:28 am
Forum: MEMBER BLOGS
Topic: exxos blog - random goings on
Replies: 571
Views: 49479

Re: exxos blog - random goings on

TQFP MMU on PLCC socket
by rpineau
Fri Sep 13, 2019 6:12 am
Forum: STE / MSTE 68020 booster
Topic: STE / MSTE 68020 booster
Replies: 34
Views: 8306

Re: STE / MSTE 68020 booster

The board is still not done routing and then the CPLD code to manage interrupt need to be added. So nothing is in a shape that can be build right now, at least with the current version. Atl-Ram is in the plan and I have already routed the board(s) for this.. but we need the main board before anythin...

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