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ADKBits.i
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1991-05-07
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2KB
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48 lines
{
ADKBits.i for PCQ Pascal
bit definitions for adkcon register
}
Const
ADKB_SETCLR = 15; { standard set/clear bit }
ADKB_PRECOMP1 = 14; { two bits of precompensation }
ADKB_PRECOMP0 = 13;
ADKB_MFMPREC = 12; { use mfm style precompensation }
ADKB_UARTBRK = 11; { force uart output to zero }
ADKB_WORDSYNC = 10; { enable DSKSYNC register matching }
ADKB_MSBSYNC = 9; { (Apple GCR Only) sync on MSB for reading }
ADKB_FAST = 8; { 1 -> 2 us/bit (mfm), 2 -> 4 us/bit (gcr) }
ADKB_USE3PN = 7; { use aud chan 3 to modulate period of ?? }
ADKB_USE2P3 = 6; { use aud chan 2 to modulate period of 3 }
ADKB_USE1P2 = 5; { use aud chan 1 to modulate period of 2 }
ADKB_USE0P1 = 4; { use aud chan 0 to modulate period of 1 }
ADKB_USE3VN = 3; { use aud chan 3 to modulate volume of ?? }
ADKB_USE2V3 = 2; { use aud chan 2 to modulate volume of 3 }
ADKB_USE1V2 = 1; { use aud chan 1 to modulate volume of 2 }
ADKB_USE0V1 = 0; { use aud chan 0 to modulate volume of 1 }
ADKF_SETCLR = $8000;
ADKF_PRECOMP1 = $4000;
ADKF_PRECOMP0 = $2000;
ADKF_MFMPREC = $1000;
ADKF_UARTBRK = $0800;
ADKF_WORDSYNC = $0400;
ADKF_MSBSYNC = $0200;
ADKF_FAST = $0100;
ADKF_USE3PN = $0080;
ADKF_USE2P3 = $0040;
ADKF_USE1P2 = $0020;
ADKF_USE0P1 = $0010;
ADKF_USE3VN = $0008;
ADKF_USE2V3 = $0004;
ADKF_USE1V2 = $0002;
ADKF_USE0V1 = $0001;
ADKF_PRE000NS = 0; { 000 ns of precomp }
ADKF_PRE140NS = ADKF_PRECOMP0; { 140 ns of precomp }
ADKF_PRE280NS = ADKF_PRECOMP1; { 280 ns of precomp }
ADKF_PRE560NS = ADKF_PRECOMP0 + ADKF_PRECOMP1; { 560 ns of precomp }