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hERE IS THE FIRMWARE OF THE 1570, 1571 AND 1571cr DRIVES. tHERE ARE SOME DIFFERENCES BETWEEN THESE DRIVES. tHE 1570 IS SINGLE-SIDED, WHILE THE OTHERS ARE DOUBLE-SIDED. sEE THE readme FILE FOR DETAILS.

sUBDIRECTORIES

SCHEMATICS@
sCHEMATIC DIAGRAMS

fILES

1570-ROM.315090-01.BIN 1996-11-07 32768
tHE FIRMWARE OF A 1570 DISK DRIVE. tHE BOARD MAY SAY "1571 DISK", BUT THE 1570 AND 1571 WERE VERY SIMILAR ANYWAY, THE MOST REMARKABLE DIFFERENCE BEING THAT THE 1570 HAS SINGLE-SIDED DRIVE MECHANISM.
1571-ROM.310654-03.BIN 1995-02-12 32768
tHE FIRMWARE OF A 128d'S BUILT-IN 1571 DISK DRIVE, OR OF A STAND-ALONE 1571.
1571-ROM.310654-05.BIN 1996-05-10 32768
aN UPGRADE OF THE ABOVE. cORRECTS THE BUG OF 310654-03 THAT MOVES THE r/w HEAD BETWEEN EACH SECTOR WHEN WRITING ON THE DISK'S TOP SIDE.
1571CR-ROM.318047-01.BIN 1995-03-02 32768
tHE FIRMWARE OF A 128dcr'S BUILT-IN 1571cr DISK DRIVE.

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