64k SRAM Module for XL/XE computers
64k SRAM Module for XL/XE computers
64k SRAM Module for XL/XE computers
The Brewing Academy

64k SRAM Module for XL/XE computers

Regular price $27.50 $0.00
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SRAM MODULE is Lotharek's first step to help ATARI owners to repair their computers home, as in most of the cases  faulty is dynamic ram

  • replaces base ram of 64KB in all 8bit ATARI
  • replaces broken DELAY LINE chip in XL computers and many more ICs - refer to schematics down the page
  • upgrades ram in 600XL to 64KB
  • PCB thickness is 0,8mm

Inside BOX:

  • SRAM MODULE

Step by step: 

  • REMOVE old RAM CHIPS ( hint: not necessary actaully; if Your ram do not get hot, You can remove resistors on data lines to ram and keep ram chips intact) 
  • install  SRAM MODULE under MAIN CPU; insert CPU to SRAM MODULE
  • Connect CI point at sram module  to  CAS_INHIBIT SIGNAL (for example MMU pin 16)
  • ready :-)
  • EXT - connection to Extension Select is not needed to resurect atari, but sme upgrades may needed: Rapidus or connected to PBI.  Please, refer to chematic of Your computer. 
  • PIN 1 is below EXT hole; bottom left at below picture.

 

 


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