VCF West 2022 - Aug 6, 7 - Mountain View, CA
VCFed Website
Forums
New posts
Search forums
What's new
New posts
New profile posts
Latest activity
Members
Current visitors
New profile posts
Search profile posts
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
Please review our updated Terms and Rules
here
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
.
vrs42's latest activity
vrs42
replied to the thread
What did I do to my PDP-8 today.
.
Not really. The container I have is "Holloway House Quick Shine", but I suspect any mop-n=glo type product would do. Basically the...
Tuesday at 11:25 PM
vrs42
replied to the thread
What did I do to my PDP-8 today.
.
Sintered nylon parts are definitely very porous and prone to picking up all sorts of grime. I've had some luck soaking them in "floor...
Tuesday at 7:02 PM
vrs42
replied to the thread
What did I do to my PDP-8 today.
.
It's Verilog, as extracted from a TTL schematic. I can send it to you if you're still interested. Vince
Saturday at 5:47 PM
vrs42
replied to the thread
What did I do to my PDP-8 today.
.
Possibly. However, doing that implies a learning curve for ModelSim, and presumes that I also fully understand how to model the...
Saturday at 2:14 PM
vrs42
replied to the thread
What did I do to my PDP-8 today.
.
There are three designs I need to debug, which all use the same board and CPLD pin-out. The serial is fairly simple, but the extended...
Saturday at 7:42 AM
vrs42
replied to the thread
What did I do to my PDP-8 today.
.
I've been trying to set up an HP1630G to look at the Omnibus. There's a fancy new memory/boot loader under there with a serial port...
Saturday at 2:08 AM
vrs42
replied to the thread
PDP-8 OS handlers
.
I had a DSD floppy with a DIP switch like that. It got stuck in "format a new floppy" mode and erased my boot disk (grumble). (Alas, I...
Aug 7, 2022
vrs42
replied to the thread
PDP-8 OS handlers
.
I can see uses for such a thing, but I also think it's extremely handy to have all those RK05 images useable, and I can't see how you'd...
Aug 7, 2022
vrs42
replied to the thread
Expanding the OS/8 device slot table size
.
Alas, P?S8 isn't much like OS/8. Each system does come with a system device handler which typically supports up to 8 units. Non-system...
Jul 28, 2022
vrs42
replied to the thread
PDP-8 Timesharing - is anyone still doing this on real hardware?
.
Eagle drawings, photographs of the board, etc. can be found here: https://svn.so-much-stuff.com/svn/trunk/Eagle/projects/DEC/TSC8-75/...
Jul 28, 2022
vrs42
replied to the thread
Expanding the OS/8 device slot table size
.
The late Charles Lasner used to lament that unit numbers were never implemented in OS/8. Then you'd only need a slot per driver, not a...
Jul 27, 2022
vrs42
replied to the thread
PDP-8/e case lid latch
.
My Power supply side is missing the latches (and the power supply guard to keep your fingers out of there). Here's what I have for the...
Jul 21, 2022
vrs42
replied to the thread
PDP-8 OS handlers
.
I receieved today prototype PCBs of my take on thiis. I've got a few AT1508 supposedly on the way, arriving end of week. I should be...
Jul 20, 2022
vrs42
replied to the thread
PDP-8/e Extended Memory & Checkerboard Test trouble
.
I've had several colleagues who've experienced top block failures, so I'd inspect the heck out of those, too. Bad solder, cracked...
Jul 14, 2022
vrs42
reacted to
gnupublic's post
in the thread
My quick solution for the broken trim panel brackets
with
Like
.
drilling a 5mm hole, cutting a 6mm thread, srewing in a M6 Nylon screw. Cutting the length and pressing the front flat with an engineers...
Jul 12, 2022
Members
Top