----------Sound Ideas: Vowels----------
A 4am crack                  2017-06-20
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Name: Sound Ideas: Vowels
Genre: educational
Year: 1986
Publisher: Houghton Mifflin Co.
Platform: Apple ][+ or later (64K)
Media: 5 single-sided 5.25-inch disks
OS: custom
Previous cracks: none

There are 5 disks in this series:

  1. "a"
  2. "e"
  3. "i"
  4. "o"
  5. "u/y"

These disks were automatically cracked
by the development version of Passport
(dated 2017-06-10). Here is the
transcript for disk 1:

                 --v--

READING FROM S6,D1
T00,S00 FOUND LAUREATE BOOTLOADER
USING DISK'S OWN RWTS
T22 IS UNFORMATTED
WRITING TO S5,D2
T21 IS UNFORMATTED
T20 IS UNFORMATTED
T1F IS UNFORMATTED
SWITCHING TO BUILT-IN RWTS
T00,S06,$D6: D6 -> 20
T00,S06,$D5: 20 -> D5
T00,S06,$49: D5 -> D6
T00,S05,$9B: FE -> AA
T00,S05,$91: FE -> DE
T00,S05,$5F: CA -> AA
T00,S05,$55: A5 -> D5
T00,S05,$3F: FE -> AA
T00,S05,$35: FE -> DE
T00,S04,$F1: CA -> AA
T00,S04,$E7: FE -> D5
T00,S04,$A3: FE -> AA
T00,S04,$9E: FE -> DE
T00,S04,$58: CA -> AA
T00,S04,$53: FE -> D5
T00,S0A,$12: B148 -> A900
CRACK COMPLETE.

                 --^--

More information and source code is
available at
https://archive.org/details/Passport4am

Disks 2-5 have identical protection.

Disk 2 had one damaged sector on track
$1A, but I determined that it was
identical across all disks, so I copied
the missing sector from disk 1.

Quod erat liberandum.

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A 4am crack                    No. 1265
------------------EOF------------------