unebonnevie

Atari 800XL 6520A PIA chip replacement

By unebonnevie, November 14, 2020 in Atari 5200 / 8-bit Programming

Vendor to make cartridge cases

By unebonnevie, October 24, 2020 in Atari 5200 / 8-bit Programming

Where to get fast AND cheap C64/VIC-20 cartridge cases produced?

By unebonnevie, July 18, 2019 in Commodore 8-bit Computers

• c64
• vic20

Atari SIO connector EagleCAD library

By unebonnevie, May 4, 2019 in Atari 8-Bit Computers

What is the maximum current can be drawn by an expansion slot?

By unebonnevie, May 5, 2019 in Apple II Computers

Please explain content of Atari 7800 cartridge ROM

By unebonnevie, December 28, 2017 in Atari 7800 Programming

Upgrading the 16KB Coco2 to 64KB

By unebonnevie, June 18, 2017 in Tandy Computers

Max Coco2's cartridge ROM size?

By unebonnevie, May 29, 2017 in Tandy Computers

Possible to wire a 32KB ROM for the 5200's cartridge?

By unebonnevie, February 12, 2017 in Atari 5200 / 8-bit Programming

Schematics for the Ballblazer game cartridge?

By unebonnevie, September 16, 2016 in Atari 7800 Programming

How to reset the 5200 manually using the lines from the cartridge?

By unebonnevie, August 25, 2016 in Atari 5200 / 8-bit Programming

Cartridge address lines differences between 4 and 2 ports Atari 5200

By unebonnevie, August 21, 2016 in Atari 5200 / 8-bit Programming

How to do bank switching on the Atari 5200

By unebonnevie, August 14, 2016 in Atari 5200

Vectored monitor display problem (pictures attached)

By unebonnevie, May 30, 2016 in Vectrex

Atari 5200 cartridge EagleCad library available?

By unebonnevie, October 1, 2015 in Atari 5200

Differences between *.car and ROM files?

By unebonnevie, December 28, 2015 in Atari 8-Bit Computers

How do I open an Atari 5200 cartridge

By unebonnevie, December 28, 2015 in Atari 5200 / 8-bit Programming

Max DC voltage input for the Atari 7800

By unebonnevie, November 1, 2015 in Atari 7800

Atari 5200 display problem along the edge vertically

By unebonnevie, November 8, 2015 in Atari 5200 / 8-bit Programming

Alternate power adapter for the 4-port Atari 5200?

By unebonnevie, September 30, 2015 in Atari 5200

What the pitch of the signal pads on an Atari 5200 cartridge?

By unebonnevie, October 2, 2015 in Atari 5200

Atari 2600 Memory map and the ROM

By unebonnevie, September 11, 2015 in 2600 Programming For Newbies

how is a 16K/32K cartridge wired?

By unebonnevie, September 7, 2015 in 2600 Programming For Newbies

How to open and fix Atari 800XL power supply

By unebonnevie, July 22, 2015 in Atari 8-Bit Computers

Some basic questions on cartridge pinouts

By unebonnevie, March 15, 2015 in TI-99/4A Development