Tagged: upgrade

EZRAM II

EZRAM II Installation manual (C) Terrific Corp.

ezram2-1

ezram2-1

  • Atari ST 0,5 / 2,5MB upgrade
  • For the 520ST, 520STfm and 1040ST

Scanned pages (JPG / 7-Zip): EZRAM II
Document as below (PDF): EZRAM2


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Stereo Pokey Upgrade

Stereo Pokey Upgrade (C) 1989 DataQue

  • Initial description from Chuck Steinman

POKEY STEREO UPGRADE by C. Steinman (GEnie User: DataQue.1)
Presented 12/16/1989

Information file for adding stereo to an Atari 8-bit computer
using two pokey chips. Note: Installation of this modification will
void any warrenty you may have on your

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MegaSTe ACSI/SCSI parity and termination power

MegaSTe ACSI/SCSI parity and termination power

The internal hard disk controller of the MegaSTe doesn’t support SCSI-2, or Fast SCSI, devices. A solution to get those SCSI devices to work isn’t that difficult to accomplish. Like I did on my Atari 8-Bit, it’s just a matter of adding the required  • • •   » read more »  

Black Box SCSI parity and termination power

C.S.S. Black Box SCSI parity and termination power modification

CSS Black Box Components

CSS Black Box Components

SCSI-2 (or Fast-SCSI) hard disks require a parity bit on the SCSI bus. Some have a jumper to en-/dis-able this feature but others (like many IBM’s) don’t. Most Memory Card Readers also won’t work if that data  • • •   » read more »