Board 250471 1581

Board 250471

  • only 3,5″ drive released from Commodore for the 8-bit (c64/c128) line (not counting the never released 1561 portable drive and the internal drive of the never released c65).
  • 800k storage on one floppy (40 tracks).
  • not backward compatible with the 1541 (most custom (fast)loaders fail)
  • uses the “burst mode” (the fast serial protocol used by the C128)
Board Images
252326

Board 250471, 1581

 

Schematics
Schematic 252380 Sheet 1 of 4

Schematic 252380
Sheet 1 of 4

Schematic 252380 Sheet 2 of 4

Schematic 252380
Sheet 2 of 4

Schematic 252380 Sheet 3 of 4

Schematic 252380
Sheet 3 of 4

Schematic 252380 Sheet 4 of 4

Schematic 252380
Sheet 4 of 4

 

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