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Wrap
Text File
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1999-12-03
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828b
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22 lines
** 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.
SCHEMATICS/
sCHEMATIC DIAGRAMS
1570-ROM.315090-01.BIN
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
tHE FIRMWARE OF A 128d'S BUILT-IN 1571 DISK DRIVE, OR OF A STAND-ALONE 1571.
1571-ROM.310654-05.BIN
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
tHE FIRMWARE OF A 128dcr'S BUILT-IN 1571cr DISK DRIVE.