********************************************************************
* adkbits.i -- bit definitions for adkcon register
*
* Copyright (C) 1985, Commodore-Amiga, Inc., All Rights Reserved
*
* $Header: adkbits.i,v 27.1 85/06/24 14:42:37 neil Exp $
*
* $Locker:  $
*
*********************************************************************

   IFND   HARDWARE_ADKBITS_I
HARDWARE_ADKBITS_I SET   1

ADKB_SETCLR   EQU   15   ; standard set/clear bit
ADKB_PRECOMP1   EQU   14   ; two bits of precompensation
ADKB_PRECOMP0   EQU   13
ADKB_MFMPREC   EQU   12   ; use mfm style precompensation
ADKB_UARTBRK   EQU   11   ; force uart output to zero
ADKB_WORDSYNC   EQU   10   ; enable DSKSYNC register matching
ADKB_MSBSYNC   EQU   9   ; (Apple GCR Only) sync on MSB for reading
ADKB_FAST   EQU   8   ; 1 -> 2 us/bit (mfm), 2 -> 4 us/bit (gcr)
ADKB_USE3PN   EQU   7   ; use aud chan 3 to modulate period of ??
ADKB_USE2P3   EQU   6   ; use aud chan 2 to modulate period of 3
ADKB_USE1P2   EQU   5   ; use aud chan 1 to modulate period of 2
ADKB_USE0P1   EQU   4   ; use aud chan 0 to modulate period of 1
ADKB_USE3VN   EQU   3   ; use aud chan 3 to modulate volume of ??
ADKB_USE2V3   EQU   2   ; use aud chan 2 to modulate volume of 3
ADKB_USE1V2   EQU   1   ; use aud chan 1 to modulate volume of 2
ADKB_USE0V1   EQU   0   ; use aud chan 0 to modulate volume of 1

ADKF_SETCLR   EQU   (1<<15)
ADKF_PRECOMP1   EQU   (1<<14)
ADKF_PRECOMP0   EQU   (1<<13)
ADKF_MFMPREC   EQU   (1<<12)
ADKF_UARTBRK   EQU   (1<<11)
ADKF_WORDSYNC   EQU   (1<<10)
ADKF_MSBSYNC   EQU   (1<<9)
ADKF_FAST   EQU   (1<<8)
ADKF_USE3PN   EQU   (1<<7)
ADKF_USE2P3   EQU   (1<<6)
ADKF_USE1P2   EQU   (1<<5)
ADKF_USE0P1   EQU   (1<<4)
ADKF_USE3VN   EQU   (1<<3)
ADKF_USE2V3   EQU   (1<<2)
ADKF_USE1V2   EQU   (1<<1)
ADKF_USE0V1   EQU   (1<<0)

ADKF_PRE000NS   EQU   0            ; 000 ns of precomp
ADKF_PRE140NS   EQU   (ADKF_PRECOMP0)         ; 140 ns of precomp
ADKF_PRE280NS   EQU   (ADKF_PRECOMP1)         ; 280 ns of precomp
ADKF_PRE560NS   EQU   (ADKF_PRECOMP0!ADKF_PRECOMP1)   ; 560 ns of precomp

   ENDC