PAL 6502 computer

I'll just add as an electronics hobbyist: sometimes adding solder can help with desoldering (

maybe its just the image quality, but I found at least one sus spot.

Liu asked me to post my setup in here. I took a cue from masterhit1 with the PigFX RPi Zero terminal

Thanks for the continued update notification. These documents and posters are very useful for any KIM

Yes, that can be solved. KIM-1 6530 Replacement – Retro Computing (hansotten.nl) is one of the

oh, and the question... should I be able to run PLL SET as originally written, with the PA0 connected

An expansion board with a 6522 VIA and 6 TIL311 is easy to construct (but quite expensive). Write F9

Works great. Thanks for doing the program in the first place and for the update to the code. It was

I'll echo Ronny's thanks to Will and Jeff. The watch and the read combined made it clear and

I printed on white and then offwhite/beige, the offwhite seemed to work better. I just realized I

Thanks Liu and Hans, I will get the best pricepoint I can manage and eventually report back on my

Here's an excerpt from page 7 of the TinyBasic user's manual found on Tom Pittman's

If you search ebay for "Dark Red Acrylic Sheet" (or just about any other color you might

This is what I call PFM (Pure F'n Magic) After removing each piggy backed memory chip. The system

A microprocessor, then and now (Arduino's!) is made for controlling the outside world and many

Thanks Hans! > On Jul 20, 2022, at 10:19 PM, Hans Otten <hansjcotten@gmail.com> wrote: >

Got it. I see Jim's excellent explanation of the RUBOUT/Return and speed detection in that thread

Scroll down this page for using a 32K mod to add an additional 16K: http://retro.hansotten.nl/6502-

Labeler to the rescue! After the 5th time I had to lookup which was which, I broke down and just put

Hi WIll, Jim just updated the Starship program on GitHub. You can try the latest version to see the

Ok. All ROM programs tested and working. I found the operating manual, so I now know what they are

So far, the breadboard works best. I tried the cable idea, but it's not as stable to solder from.

Hans always has one ;0 > On Jul 14, 2022, at 2:31 PM, Hans Otten <hansjcotten@gmail.com>

AH! So, what I was doing was giving a 1-in-17 chance of plague (or less!) instead of the original 3-

Wow - what a tale, Hans! Of course, the entire community is indebted to you, and quite thankful that

To add to what Hans O said, take a look here at BNE: https://www.masswerk.at/6502/

The memory test should jump back to the monitor showing the address of the last address tested plus

Nice. I have the cassette interface on the way and have a deck ready to go. If you have any

Thanks for sharing! Nice vintage setup and beautiful keycaps ;) > On Jul 11, 2022, at 4:39 AM,

Just watched! Thanks for your sharing! > On Jul 9, 2022, at 10:53 PM, Will Senn <will.senn@