Sold Commodore A2091 SCSI card, ROMS 7.0, 2MB RAM

  • Thread starter Thread starter ajrade
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ajrade

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AmiBayer
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Country
Czechia
Region
Olomouc
Fully working pull from my Amiga 2000
  • SCSI controller
  • Western Digital 33C93
  • uses the same DMAC custom chip for DMA transfers as the A3000
  • knows the Rigid Disk Block and SCSI Direct protocols
  • built in XT IDE (8 bit) hard disk controller - the connectors and LED are not installed but their place is visible on the card
  • 50 pin internal SCSI header
  • DB25 external connector
  • a 3.5" hard disk can be mounted on the card
  • 16 kB autoboot ROM (can be disabled) - autobooting requires at least Kickstart 1.3
    • revision 7.0 of the ROM is necessary for 68040 machines
  • supports SCSI network sharing
  • supported by Linux, NetBSD and OpenBSD
  • A-Max II driver (scsi.amhd)
  • memory
  • sixteen DIP sockets accept 0.5, 1 or 2 MB RAM
  • supports 256k×4 (44256) chips, 120 ns or faster
  • cannot use DMA to transfer data to 32 bit fast RAM
  • if Zorro II DMA memory is not available the driver falls back to programmed I/O transfers
  • performs extremely slow in the A4000 because of the above mentioned two problems
I am looking for 140€. Shipping to European Union Countries only
Payment via Revolut, Wise, PayPal FF or IBAN
 

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