Home
Forums
New posts
Search forums
Wiki
What's new
New posts
New media
New media comments
New resources
New profile posts
Latest activity
Media
New media
New comments
Search media
Resources
Latest reviews
Search resources
Members
Current visitors
New profile posts
Search profile posts
Snitz Archive
Patreon
Log in
Register
What's new
Search
Search
Search titles only
By:
Current visitors
New profile posts
Search profile posts
Menu
Log in
Register
Install the app
Install
Updated 2023-07-12: Hello, Guest! Welcome back, and be sure to check out
this
follow-up post about our outage a week or so ago.
Home
Members
JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding.
You are using an out of date browser. It may not display this or other websites correctly.
You should upgrade or use an
alternative browser
.
Arisotura's latest activity
Arisotura
replied to the thread
NUBUSPAS16-DB :: A daughterboard hack to restore some functionality of a standalone MediaVision PAS16
.
I guess that works in a pinch, but it's not the same thing. Having the actual NuBus bracket is nice as it helps secure the card in the slot.
Apr 2, 2024
Arisotura
replied to the thread
IIsi NuBus adapter being weird but only with one specific video card
.
Yeah. In the case of the Lapis PCS, the Chrontel CH9201 clock generator needs 12V for its analog supply.
Apr 2, 2024
Arisotura
replied to the thread
NUBUSPAS16-DB :: A daughterboard hack to restore some functionality of a standalone MediaVision PAS16
.
Just wanted to say, interesting project! I like the idea. May be useful for "lonely" cards that lost their breakout box. Do you know...
Apr 2, 2024
Arisotura
replied to the thread
Reverse-engineering the Lapis ProColorServer 8 II
.
Oh yeah, makes sense. I have a 12" CRT (640x480 monochrome LC monitor) and that one seemed to work with the Lapis PCS.
Mar 26, 2024
Arisotura
replied to the thread
Reverse-engineering the Lapis ProColorServer 8 II
.
It's nice to hear from people on "the other side", if you will -- those who were making that hardware we're looking at today. I'd be...
Mar 25, 2024
Arisotura
replied to the thread
Reverse-engineering the Lapis ProColorServer 8 II
.
Thanks! This fix was challenging, too, because I had to figure out a way to get it working with minimal editing. Basically, working with...
Mar 24, 2024
Arisotura
posted the thread
Bitstream viewer for Xilinx XC3-family FPGAs
in
Hacks & Development
.
I have put up a first version of my Xilinx XC3-family bitstream viewer online. It is over here: XC3000 display The source code can be...
Mar 24, 2024
Arisotura
posted the thread
Can't seem to get the interrupt key combo to work?
in
Mac II, Quadra & Centris
.
From what I read, there are key combinations that are alternatives to programmer switches -- handy for something like the IIsi, which...
Mar 23, 2024
Arisotura
replied to the thread
IIsi NuBus adapter being weird but only with one specific video card
.
Yup, works absolutely fine!
Mar 23, 2024
Arisotura
replied to the thread
Reverse-engineering the Lapis ProColorServer 8 II
.
The final status update about this project! This is the part of the horizontal counter logic. The counter starts at EB. Logic blocks...
Mar 22, 2024
Arisotura
replied to the thread
IIsi NuBus adapter being weird but only with one specific video card
.
The voltages seem good: 5.02V on 5V, 12 and -12 are also good. However it seems that the +12V on the Lapis is 0... Edit- doh, stupid...
Mar 22, 2024
Arisotura
posted the thread
IIsi NuBus adapter being weird but only with one specific video card
in
Mac II, Quadra & Centris
.
I'm running into a weird issue with my IIsi NuBus adapter. Basically, if I put a Lapis ProColorServer II in it, the Mac doesn't boot --...
Mar 22, 2024
Arisotura
replied to the thread
Reverse-engineering the Lapis ProColorServer 8 II
.
I made a quick FPGA emulator thing, so I could confirm my observations before making any attempts. Good thing I did, I'd read some of...
Mar 16, 2024
Arisotura
replied to the thread
Macintosh IIfx logicboard recreation
.
I was looking around and saw this, just wanted to say, super interesting!
Mar 12, 2024
Arisotura
replied to the thread
Reverse-engineering the Lapis ProColorServer 8 II
.
I couldn't resist, looked at the equations for the various counter checks in the first Lapis PCS bitstream (which outputs 640x480 60Hz)...
Mar 11, 2024
Home
Members
Top