A fascinating project to comment and disassemble the disk operating system for Apple IIs, with a focus on explaining why choices were made and what different approaches accomplish. Done with the approval of Steve Wozniak, apparently; a fascinating study for people who want to know how it was done.
| Filename | 
Size | 
Description of the Textfile | 
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cmd.brun.bload.txt  |  70479 |  DOS 3.3 Anatomy: BRUN Command Handler
 | cmd.interpr.s.txt   |  24856 |  DOS 3.3 Anatomy: Command Interpreter State Handler
 | cmdappnd.txt   |  65413 |  DOS 3.3 Anatomy: APPEND Command Handler
 | cmdbsave.txt   |  77417 |  DOS 3.3 Anatomy: BSAVE Command Handler
 | cmdcatlg.txt   |  37205 |  DOS 3.3 Anatomy: CATALOG Command Handler
 | cmdchain.txt   |  61122 |  DOS 3.3 Anatomy: CHAIN Command Handler
 | cmdclose.txt   |  35927 |  DOS 3.3 Anatomy: CLOSE Command Handler
 | cmdelete.txt   |  23616 |  DOS 3.3 Anatomy: DELETE Command Handler
 | cmdexec.2.txt   |  103652 |  DOS 3.3 Anatomy: Command Executor
 | cmdexec.txt   |  39321 |  DOS 3.3 Anatomy: EXEC Command Handler
 | cmdfp.txt   |  68489 |  DOS 3.3 Anatomy: FP Command Handler
 | cmdint.txt   |  10188 |  DOS 3.3 Anatomy: INT Command Handler
 | cmdmxfil.txt   |  55938 |  DOS 3.3 Anatomy: MAXFILES Command Handler
 | cmdopen.txt   |  45587 |  DOS 3.3 Anatomy: OPEN Command Handler
 | cmdposn.txt   |  42717 |  DOS 3.3 Anatomy: POSITION Command Handler
 | cmdread.2.txt   |  83503 |  DOS 3.3 Anatomy: READ Command Handler
 | cmdread.txt   |  62770 |  DOS 3.3 Anatomy: READ Command Handler
 | cmdrenam.txt   |  35623 |  DOS 3.3 Anatomy: RENAME Command Handler
 | cmds.load.run.txt   |  98551 |  DOS 3.3 Anatomy: RUN Command Handler
 | cmdwrite.txt   |  79212 |  DOS 3.3 Anatomy: WRITE Command Handler
 | dissassembly.er.txt   |  64382 |  DOS 3.3 Anatomy: Disassembly of Errors
 | doscoldstart.txt   |  112297 |  DOS 3.3 Anatomy: DOS's Coldstart Routine
 | doswarmstart.txt   |  99075 |  DOS 3.3 Anatomy: DOS's Warmstart Routine
 | file.manager.s.txt   |  30462 |  DOS 3.3 Anatomy: File Manager from the DOS Source (1982)
 | fn.lock.unlock.txt   |  45141 |  DOS 3.3 Anatomy: LOCK and UNLOCK Function Handlers
 | fncatlog.txt   |  25093 |  DOS 3.3 Anatomy: CATALOG Function Handler
 | fnclose.txt   |  29679 |  DOS 3.3 Anatomy: CLOSE Function Handler
 | fndelete.txt   |  66021 |  DOS 3.3 Anatomy: DELETE Function Handler
 | fninit.txt   |  24242 |  DOS 3.3 Anatomy: INIT Function Handler
 | fnopen.txt   |  72819 |  DOS 3.3 Anatomy: OPEN Function Handler
 | fnposn.txt   |  9336 |  DOS 3.3 Anatomy: Position Function Handler
 | fnrename.txt   |  45761 |  DOS 3.3 Anatomy: RENAME Function Handler
 | fnverify.txt   |  73736 |  DOS 3.3 Anatomy: VERIFY Function Handler
 | psnrdone.txt   |  87724 |  DOS 3.3 Anatomy: Read Function Handler
 | psnrdrng.txt   |  89742 |  DOS 3.3 Anatomy: Read Function Handler
 | psnwrone.txt   |  96711 |  DOS 3.3 Anatomy: Write Function Handler
 | psnwrrng.txt   |  98564 |  DOS 3.3 Anatomy: Write Function Handler
 | references.txt   |  8122 |  DOS 3.3 Anatomy: Reference Texts
 | rwts.d1.format.txt   |  105655 |  DOS 3.3 Anatomy: RWTSDRV1 using FORMAT
 | rwts.drvr.seek.txt   |  64116 |  DOS 3.3 Anatomy: RWTSDRVR using SEEK
 | rwts.s.txt   |  17239 |  DOS 3.3 Anatomy: R.W.T.S From the DOS Source (1982)
 | rwtsd1.format.2.txt   |  44543 |  DOS 3.3 Anatomy: RWTSDRV1 using FORMAT Continued
 | rwtsdrvr.read.txt   |  106457 |  DOS 3.3 Anatomy: RWTSDRVR using READ
 | rwtsdrvr.write.txt   |  108779 |  DOS 3.3 Anatomy: RWTSDRVR using WRITE
 | symbol.cross.ref.txt   |  63430 |  DOS 3.3 Anatomy: Cross Referenced Symbol Tables
 | t.dos.9d00.9f22.txt   |  27268 |  DOS 3.3 Anatomy: Addresses Referred to By DOS
 | t.dos.9f23.a232.txt   |  28331 |  DOS 3.3 Anatomy: Output Handler 2 (Ignore Non-DOS Command)
 | t.dos.a233.a50f.txt   |  26408 |  DOS 3.3 Anatomy: The MON and NOMON Command Handlers
 | t.dos.a510.a850.txt   |  27529 |  DOS 3.3 Anatomy: Various Command Handlers
 | t.dos.a851.ac57.txt   |  25750 |  DOS 3.3 Anatomy: Initialize I/O Hooks for DOS Interception
 | t.dos.ac58.aff6.txt   |  28061 |  DOS 3.3 Anatomy: Additional Functions
 | t.dos.aff7.b2c2.txt   |  27048 |  DOS 3.3 Anatomy: Additional Functions
 | t.dos.b2c3.b65c.txt   |  26293 |  DOS 3.3 Anatomy: Additional Functions
 | t.dos.b65d.b7ff.txt   |  13631 |  DOS 3.3 Anatomy: Additional Functions
 | t.dos.b800.bcff.txt   |  24468 |  DOS 3.3 Anatomy: Additional Functions
 | t.dos.bd00.bfff.txt   |  28078 |  DOS 3.3 Anatomy: Additional Functions
 | t.dos.driver.txt   |  1926 |  DOS 3.3 Anatomy: DOS Driver for Linear Disassembly (September 1983)
 | t.xtraddrs.txt   |  8777 |  DOS 3.3 Anatomy: Addresses Used in the Formatted Disassembly's.
 | ver.lock.unlock.txt   |  37434 |  DOS 3.3 Anatomy: VERIFY, LOCK and UNLOCK Command Handlers
 |  | 
| There are 59 files for a total of 3,041,714 bytes. |