Tagged: hardware

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Falcon NVRAM Battery replacement

Falcon NVRAM Battery replacement (the hard way) – 2011 Fox-1

Atari Falcon - NVRAM Battery 01

Atari Falcon – NVRAM Battery 01

The MK48T87B-24 is a battery powered RAM I.C. It stores some BIOS values and also makes sure the real time clock keeps running when the computer is turned off.

After some years the battery  • • •   » read more »  

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Rana Systems 1000

Rana Systems 1000

Rana 1000 - Screenshot 01

Rana 1000 – Screenshot 01


  • Schematics (6502CPU) by Jerzy Sobola 2000, 2008
  • Schematics (8031CPU) by Jerzy Sobola 2008
  • RANA6502.ROM – 4096bytes – CRC32: B32E9C84
  • RANA8031.ROM – 4096bytes – CRC32: 0E581853

Schematics (PNG / 7-Zip): Rana Systems 1000 Schematics
ROMs (ROM / 7-Zip): Rana Systems 1000 ROMs
Installation  • • •   » read more »  

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Freezer

The Freezer (C) 198? Bob Woolley

The Freezer - Screenshot 01

The Freezer – Screenshot 01


Subject: UPGRADE: The Freezer–cold-boot & protect RAMdisk

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Reprinted from the A.C.E.C. BBS (614)-471-8559

THE FREEZER

There is one upgrade that can be applied to an Atari XL/XE which is near
and dear to my heart…. extra memory (256K).

 • • •   » read more »