The Atari 1090 XL had several expansion card specifications that were to be released by Atari for the 1090 such as: The 64kMR ram card, 80 Column Video card, Z80 CP/M card, Serial/Parallel card, X10/BSR Home Automation control card and a Prototyping card. All of these cards were in fact designed and prototypes were built.

Prototyping Card - Front . Atari 1090 Prototyping/Hobbist Card. One of the many announced and. planned cards for the 1090 XL Expansion System. The board has all. the needed traces and footprints for Ground, Power and a voltage. regulator. Plenty of space to place lots of components. This particular Prototyping card was in fact used for ...

2024年3月2日 · There are currently three boards available for the new 1090 including an 80-column card that allows you to output 80 columns of text to an LED screen via HDMI for a clear signal. This is done by processing the video through an onboard Raspberry Pi Pico computer.

The Atari 1090 XL Expansion System was slated to be shipped along with several Atari produced Expansion cards that Atari XL home computer users could purchase to install and expand their computer systems with by installing them into the 1090 XL Expansion box. Here are several of the Expansion Cards. Atari Z-80 CP/M Expansion Card

2024年3月3日 · If the Z-80 card is so broken, why not look into a working Z-80 kit that can run CPM and see if it can be adapted. MY impression is that the 1066 was designed to work with the 80 column card for output and a memory card for ram. There's none on the 1066 card.

2021年3月15日 · Doing a prototype 1090 and 64k card is probably the easiest place to start since we have more documentation for that than anything else.

EXPANSION CARD #1: Atari 1090 CP/M Module. (This was to be the 1090 version of the "Sweet-Pea" which was an external box called the Atari 1060 CP/M Add-on. The 1090 CP/M card is the Atari 1066.) This expansion card would have allowed an Atari computer to run software written for Zilog Z-80 processor CP/M (Command Processor/Module) computers.

2021年3月15日 · 1090 XL Prototype Board I re-created the 1090 XL Prototype Board from a picture (shown below) and a .pdf file that is too big to reasonably post that gave some hints as to the back side of the board. I added silk screened text to indicate what each section is for as well.

Three prototype XL Expansion Cards for the 1090 have been identified: the 1066 CP/M card (1090 card version of the CP/M Add-On module), an 80-column video card (perhaps necessary for the 1066 CP/M

2020年6月22日 · The 1090 was to be the official route for expansion of the XL range (both current 600/800xl and planned 1400xl/1450xld). The unit allowed for multiple PBI cards to be added. Various revisions of this board were planned - inlcuding an 8-slot version allowing for additional SIO board, allowing connectivity to the older 1st gen and 1200xl machines.