Search found 5 matches

by Malaespera
Mon Jul 17, 2023 6:20 am
Forum: Other Computer / System Cores
Topic: Apple II Core
Replies: 253
Views: 155988

Re: Apple II Core

The Z80 card is basically to use the cpm operating system with 80 columns. Widely used at the time. Microsoft sold thousands of cards.

by Malaespera
Wed Dec 07, 2022 7:37 am
Forum: Other Computer / System Cores
Topic: Oric-1 / Atmos Core
Replies: 51
Views: 11820

Re: Oric-1 / Atmos Core

Most of the changes I made to the Oric core earlier this year were in attempts to get TAP loading supported through the OSD. It required a bit of conversion to Verilog from VHDL in order to simulate the core on Verilator. My initial approach to parse the TAP format and bypass traditional cassette loading methods was getting too complicated so I we...
by Malaespera
Sun Nov 20, 2022 12:03 pm
Forum: Other Computer / System Cores
Topic: Oric-1 / Atmos Core
Replies: 51
Views: 11820

Re: Oric-1 / Atmos Core

I have tried the tap and bios loader on the new core and they work great.
The only thing that seems broken is the disk controller. Neither sedoric4 nor large disk images work.
I have attached the latest version of Rampa's core (not yet published) in which the disk works fine.
by Malaespera
Mon Nov 14, 2022 2:57 pm
Forum: Other Computer / System Cores
Topic: Oric-1 / Atmos Core
Replies: 51
Views: 11820

Re: Oric-1 / Atmos Core

Congratulations, the tap loader works great.
As an additional feature you would consider adding switching between qwerty and azerty keyboards.
by Malaespera
Fri Apr 09, 2021 3:47 pm
Forum: Other Computer / System Cores
Topic: Macintosh Plus Setup
Replies: 246
Views: 288240

Re: Macintosh Plus Setup

I would be happy to try your work with macintosh .vhd files.