Topic       : The ATARI Compendium
Author      : Scott Sanders / JAY Software
Version     : 1.25 (20/6/2003)
Subject     : Documentation
Nodes       : 1117
Index Size  : 32614
HCP-Version : 6
Compiled on : Atari
@charset    : UTF-8
@lang       : en
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@help       : %About
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                         BIOS  Functions by Opcode




Dec   Hex    Function    Summary                                           Page


0     0x00   Getmpb()    Return the address of the MPB (Memory Parameter   3.31
                         Block) structure.


1     0x01   Bconstat()  Determine if a character is waiting from          3.28
                         a device.


2     0x02   Bconin()    Input a character from a device.                  3.27


3     0x03   Bconout()   Output a character from a device.                 3.28


4     0x04   Rwabs()     Read/write sectors to a device.                   3.34


5     0x05   Setexc()    Set or read a system exception vector.            3.35


6     0x06   Tickcal()   Return the current system timer calibration.      3.36


7     0x07   Getbpb()    Return the address of the BPB (BIOS Parameter     3.30
                         Block).


8     0x08   Bcostat()   Determine if a device is ready to receive         3.29
                         a character.


9     0x09   Mediach()   Determine if a drive's media has been changed.    3.33


10    0x0A   Drvmap()    Return a bitmap of mounted drives.                3.30


11    0x0B   Kbshift()   Return the state of the keyboard shift keys.      3.32