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PAL 6502 computer
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Happy hacking 6502!
------------------------------
------------------
http://pal.aibs.ws
https://github.com/netzherpes
https://github.com/w4jbm/PAL-1
-6502-SBC/
http://retro.hansotten.nl/
https://www.thingiverse.com/th
ing:4817583
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Hans Van Slooten
, …
Hans Otten
66
Aug 6
Problems with build
I'll just add as an electronics hobbyist: sometimes adding solder can help with desoldering (
unread,
Problems with build
I'll just add as an electronics hobbyist: sometimes adding solder can help with desoldering (
Aug 6
Georgios Dialynas-Vatsis
,
GN Liu
4
Aug 6
Troubleshooting PAL-1
maybe its just the image quality, but I found at least one sus spot.
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Troubleshooting PAL-1
maybe its just the image quality, but I found at least one sus spot.
Aug 6
Hendrik-Jan Megens
, …
Hans Van Slooten
17
Aug 5
PAL-1 photo thread: Show us your kits and setup!
Liu asked me to post my setup in here. I took a cue from masterhit1 with the PigFX RPi Zero terminal
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Photo_thread
PAL-1 photo thread: Show us your kits and setup!
Liu asked me to post my setup in here. I took a cue from masterhit1 with the PigFX RPi Zero terminal
Aug 5
Hans Otten
, …
GN L
3
Aug 2
KIM-1 Circuit diagram high resolution poster
Thanks for the continued update notification. These documents and posters are very useful for any KIM
unread,
KIM-1 Circuit diagram high resolution poster
Thanks for the continued update notification. These documents and posters are very useful for any KIM
Aug 2
D Hassler
, …
Hans Otten
13
Jul 31
Homebrew RAM board issue - ideas?
Yes, that can be solved. KIM-1 6530 Replacement – Retro Computing (hansotten.nl) is one of the
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Homebrew RAM board issue - ideas?
Yes, that can be solved. KIM-1 6530 Replacement – Retro Computing (hansotten.nl) is one of the
Jul 31
Will Senn
,
Hans Otten
5
Jul 27
troubleshooting the cassette interface
oh, and the question... should I be able to run PLL SET as originally written, with the PA0 connected
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troubleshooting the cassette interface
oh, and the question... should I be able to run PLL SET as originally written, with the PA0 connected
Jul 27
Matt Balmer
, …
Hans Otten
9
Jul 27
TIL311s as the 7-segment displays?
An expansion board with a 6522 VIA and 6 TIL311 is easy to construct (but quite expensive). Write F9
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TIL311s as the 7-segment displays?
An expansion board with a 6522 VIA and 6 TIL311 is easy to construct (but quite expensive). Write F9
Jul 27
Jim McClanahan
,
Will Senn
2
Jul 26
Update to RIOT Starship demo program
Works great. Thanks for doing the program in the first place and for the update to the code. It was
unread,
Update to RIOT Starship demo program
Works great. Thanks for doing the program in the first place and for the update to the code. It was
Jul 26
Will Senn
, …
D Hassler
4
Jul 25
Introduction to KIM-1 Architecture
I'll echo Ronny's thanks to Will and Jeff. The watch and the read combined made it clear and
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Introduction to KIM-1 Architecture
I'll echo Ronny's thanks to Will and Jeff. The watch and the read combined made it clear and
Jul 25
D Hassler
, …
Will Senn
14
Jul 25
Recommendation for clear key caps for PAL-1 hex keypad?
I printed on white and then offwhite/beige, the offwhite seemed to work better. I just realized I
unread,
Recommendation for clear key caps for PAL-1 hex keypad?
I printed on white and then offwhite/beige, the offwhite seemed to work better. I just realized I
Jul 25
Neil Andretti
, …
Will Senn
14
Jul 25
Burning ROMs for the Romboard
Thanks Liu and Hans, I will get the best pricepoint I can manage and eventually report back on my
unread,
Burning ROMs for the Romboard
Thanks Liu and Hans, I will get the best pricepoint I can manage and eventually report back on my
Jul 25
D Hassler
, …
Neil Andretti
4
Jul 21
Diversions
Here's an excerpt from page 7 of the TinyBasic user's manual found on Tom Pittman's
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Diversions
Here's an excerpt from page 7 of the TinyBasic user's manual found on Tom Pittman's
Jul 21
Will Senn
, …
Jim McClanahan
7
Jul 21
7 segment leds
If you search ebay for "Dark Red Acrylic Sheet" (or just about any other color you might
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7 segment leds
If you search ebay for "Dark Red Acrylic Sheet" (or just about any other color you might
Jul 21
Liu GN
, …
Jeff Nay
20
Jul 21
My KIM-1 seems dead :S
This is what I call PFM (Pure F'n Magic) After removing each piggy backed memory chip. The system
unread,
My KIM-1 seems dead :S
This is what I call PFM (Pure F'n Magic) After removing each piggy backed memory chip. The system
Jul 21
Will Senn
,
Hans Otten
2
Jul 21
What's with all the A/D stuff in the old magazines
A microprocessor, then and now (Arduino's!) is made for controlling the outside world and many
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What's with all the A/D stuff in the old magazines
A microprocessor, then and now (Arduino's!) is made for controlling the outside world and many
Jul 21
Hans Otten
,
GN L
4
Jul 20
ASCII keyboard
Thanks Hans! > On Jul 20, 2022, at 10:19 PM, Hans Otten <hansjcotten@gmail.com> wrote: >
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ASCII keyboard
Thanks Hans! > On Jul 20, 2022, at 10:19 PM, Hans Otten <hansjcotten@gmail.com> wrote: >
Jul 20
Will Senn
,
GN L
3
Jul 19
Monitor ROMs
Got it. I see Jim's excellent explanation of the RUBOUT/Return and speed detection in that thread
unread,
Monitor ROMs
Got it. I see Jim's excellent explanation of the RUBOUT/Return and speed detection in that thread
Jul 19
Will Senn
,
Hans Van Slooten
2
Jul 19
PAL-1, KIM-1, and Memory
Scroll down this page for using a 32K mod to add an additional 16K: http://retro.hansotten.nl/6502-
unread,
PAL-1, KIM-1, and Memory
Scroll down this page for using a 32K mod to add an additional 16K: http://retro.hansotten.nl/6502-
Jul 19
Will Senn
5
Jul 19
Cassette interface
Labeler to the rescue! After the 5th time I had to lookup which was which, I broke down and just put
unread,
Cassette interface
Labeler to the rescue! After the 5th time I had to lookup which was which, I broke down and just put
Jul 19
Will Senn
,
GN L
6
Jul 18
Troubleshooting the LED Matrix
Hi WIll, Jim just updated the Starship program on GitHub. You can try the latest version to see the
unread,
Troubleshooting the LED Matrix
Hi WIll, Jim just updated the Starship program on GitHub. You can try the latest version to see the
Jul 18
Will Senn
,
GN L
4
Jul 17
Rest of the kits have arrived
Ok. All ROM programs tested and working. I found the operating manual, so I now know what they are
unread,
Rest of the kits have arrived
Ok. All ROM programs tested and working. I found the operating manual, so I now know what they are
Jul 17
Will Senn
, …
Hans Van Slooten
8
Jul 15
soldering expansion pins
So far, the breadboard works best. I tried the cable idea, but it's not as stable to solder from.
unread,
soldering expansion pins
So far, the breadboard works best. I tried the cable idea, but it's not as stable to solder from.
Jul 15
Hans Van Slooten
, …
GN L
5
Jul 15
KIMEX-1
Hans always has one ;0 > On Jul 14, 2022, at 2:31 PM, Hans Otten <hansjcotten@gmail.com>
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KIMEX-1
Hans always has one ;0 > On Jul 14, 2022, at 2:31 PM, Hans Otten <hansjcotten@gmail.com>
Jul 15
D Hassler
,
Neil Andretti
3
Jul 13
Just for fun...Hammurabi
AH! So, what I was doing was giving a 1-in-17 chance of plague (or less!) instead of the original 3-
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Just for fun...Hammurabi
AH! So, what I was doing was giving a 1-in-17 chance of plague (or less!) instead of the original 3-
Jul 13
D Hassler
, …
Hans Otten
8
Jul 12
Anyone had any luck loading Tiny BASIC?
Wow - what a tale, Hans! Of course, the entire community is indebted to you, and quite thankful that
unread,
Anyone had any luck loading Tiny BASIC?
Wow - what a tale, Hans! Of course, the entire community is indebted to you, and quite thankful that
Jul 12
Will Senn
, …
Hans Van Slooten
3
Jul 12
PAL-1 timing
To add to what Hans O said, take a look here at BNE: https://www.masswerk.at/6502/
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PAL-1 timing
To add to what Hans O said, take a look here at BNE: https://www.masswerk.at/6502/
Jul 12
John Kuhn
, …
Jim McClanahan
9
Jul 11
Hopefully, an easy question
The memory test should jump back to the monitor showing the address of the last address tested plus
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Hopefully, an easy question
The memory test should jump back to the monitor showing the address of the last address tested plus
Jul 11
Allen Evenson
, …
Will Senn
3
Jul 11
My PAL is back!
Nice. I have the cassette interface on the way and have a deck ready to go. If you have any
unread,
My PAL is back!
Nice. I have the cassette interface on the way and have a deck ready to go. If you have any
Jul 11
Matt Balmer
,
GN L
2
Jul 11
PAL-1 with CRT terminal
Thanks for sharing! Nice vintage setup and beautiful keycaps ;) > On Jul 11, 2022, at 4:39 AM,
unread,
PAL-1 with CRT terminal
Thanks for sharing! Nice vintage setup and beautiful keycaps ;) > On Jul 11, 2022, at 4:39 AM,
Jul 11
Will Senn
,
GN L
2
Jul 10
PAL-1 Keypad Programming Video
Just watched! Thanks for your sharing! > On Jul 9, 2022, at 10:53 PM, Will Senn <will.senn@
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PAL-1 Keypad Programming Video
Just watched! Thanks for your sharing! > On Jul 9, 2022, at 10:53 PM, Will Senn <will.senn@
Jul 10