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AY38910: Refactored to use a common function for note mapping as SN76489 driver

pull/126/head
Dean Netherton 6 years ago
parent
625e696f68
commit
5e65fcba13
14 changed files with 122 additions and 344 deletions
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  1. 43
      Source/HBIOS/audio.inc
  2. 373
      Source/HBIOS/ay38910.asm
  3. 3
      Source/HBIOS/cfg_dyno.asm
  4. 1
      Source/HBIOS/cfg_ezz80.asm
  5. 1
      Source/HBIOS/cfg_master.asm
  6. 1
      Source/HBIOS/cfg_mk4.asm
  7. 1
      Source/HBIOS/cfg_n8.asm
  8. 1
      Source/HBIOS/cfg_rcz180.asm
  9. 1
      Source/HBIOS/cfg_rcz80.asm
  10. 1
      Source/HBIOS/cfg_sbc.asm
  11. 1
      Source/HBIOS/cfg_scz180.asm
  12. 1
      Source/HBIOS/cfg_zeta.asm
  13. 1
      Source/HBIOS/cfg_zeta2.asm
  14. 37
      Source/HBIOS/sn76489.asm

43
Source/HBIOS/audio.inc
View File

@ -30,3 +30,46 @@
#DEFINE AUDTRACE_CR #DEFINE AUDTRACE_CR
#ENDIF #ENDIF
#IFNDEF AUDIOUTILS
#DEFINE AUDIOUTILS
AUD_NOTE:
AUDDEBUG("AUDNOTE ")
AUDTRACE_HL
AUDTRACE_CR
AUDTRACE_DE
AUDTRACE_CR
push de
LD DE, 48
CALL DIV16
; BC IS OCTAVE COUNT
; HL is NOTE WITIN OCTAVE
ADD HL, HL
pop de
ADD HL, DE
LD A, (HL) ; RETRIEVE PERIOD COUNT FROM SN7NOTETBL
INC HL
LD H, (HL)
LD L, A
INC C
AUD_NOTE1:
DEC C
JR Z, AUD_NOTE2
SRL H
RR L
JR AUD_NOTE1
AUD_NOTE2:
LD A, L ; IF NOT ZERO
OR H
RET NZ ; RETURN THE CALCULATED PERIOD
LD H, $FF ; OTHERWISE RETURN -1 PERIOD (ERROR)
LD L, $FF
RET
#ENDIF

373
Source/HBIOS/ay38910.asm
View File

@ -72,8 +72,6 @@ AY_NOISECNT .EQU 1 ; COUNT NUMBER OF NOISE CHANNELS
AY_PHICLK .EQU 3579545 ; MSX NTSC COLOUR BURST FREQ = 315/88 AY_PHICLK .EQU 3579545 ; MSX NTSC COLOUR BURST FREQ = 315/88
;AY_PHICLK .EQU 3500000 ; ZX SPECTRUM 3.5MHZ ;AY_PHICLK .EQU 3500000 ; ZX SPECTRUM 3.5MHZ
;AY_PHICLK .EQU 4000000 ; RETROBREW SCB-SCG ;AY_PHICLK .EQU 4000000 ; RETROBREW SCB-SCG
AY_CLKDIV .EQU 2
AY_CLK .EQU AY_PHICLK / AY_CLKDIV
AY_RATIO .EQU AY_CLK * 100 / 16 AY_RATIO .EQU AY_CLK * 100 / 16
; ;
#INCLUDE "audio.inc" #INCLUDE "audio.inc"
@ -199,6 +197,19 @@ AY_VOLUME:
RET RET
; ;
;====================================================================== ;======================================================================
; SOUND DRIVER FUNCTION - NOTE
;======================================================================
;
AY_NOTE:
AUDTRACE(AYT_NOTE)
AUDTRACE_HL
AUDTRACE_CR
LD DE, AY3NOTETBL
CALL AUD_NOTE ; RETURNS PERIOD IN HL, FALL THRU
; TO SET THIS PERIOD
;
;======================================================================
; SOUND DRIVER FUNCTION - PERIOD ; SOUND DRIVER FUNCTION - PERIOD
;====================================================================== ;======================================================================
; ;
@ -220,45 +231,6 @@ AY_PERIOD1:
RET ; AND RETURN FAILURE RET ; AND RETURN FAILURE
; ;
;====================================================================== ;======================================================================
; SOUND DRIVER FUNCTION - NOTE
;======================================================================
;
AY_NOTE:
AUDTRACE(AYT_NOTE)
AUDTRACE_L
AUDTRACE_CR
;
PUSH HL
PUSH DE
LD H,0
ADD HL, HL ; SHIFT RIGHT (MULT 2) -INDEX INTO AY3NOTETBL TABLE OF WORDS
; ; TEST IF HL IS LARGER THAN AY3NOTETBL SIZE
; OR A ; CLEAR CARRY FLAG
LD DE, SIZ_AY3NOTETBL
; SBC HL, DE
; JR NC, AY_NOTE1 ; INCOMING HL DOES NOT MAP INTO AY3NOTETBL
;
; ADD HL, DE ; RESTORE HL
LD DE, AY3NOTETBL ; HL = AY3NOTETBL + HL
ADD HL, DE
;
LD A, (HL) ; RETRIEVE PERIOD COUNT FROM AY3NOTETBL
INC HL
LD H, (HL)
LD L, A
;
CALL AY_PERIOD ; APPLY NOTE PERIOD
POP DE
POP HL
RET
;
AY_NOTE1:
POP DE
POP HL
OR $FF ; NOT IMPLEMENTED YET
RET
;
;======================================================================
; SOUND DRIVER FUNCTION - PLAY ; SOUND DRIVER FUNCTION - PLAY
; B = FUNCTION ; B = FUNCTION
; C = AUDIO DEVICE ; C = AUDIO DEVICE
@ -463,271 +435,56 @@ AYT_REGWR .DB "\r\nOUT AY-3-8910 $"
; BBC MICRO QUARTER TONE FREQUENCY TABLE ; BBC MICRO QUARTER TONE FREQUENCY TABLE
;====================================================================== ;======================================================================
; ;
; THE FREQUENCY BY QUARTER TONE STARTING AT A0# OCATVE 0
; USED TO MAP EACH OCTAVE (DIV BY 2 TO JUMP AN OCTAVE UP)
; FIRST PLAYABLE NOTE WILL BE 0
; ASSUMING A CLOCK OF 1843200 THIS MAPS TO A0#
AY3NOTETBL: AY3NOTETBL:
.DW AY_RATIO / 5827 ; A#1 INDEX 0 = A#1 AS PER BBC MANUAL
; .DW AY_RATIO / 5912
; .DW AY_RATIO / 5998
; .DW AY_RATIO / 6085
.DW AY_RATIO / 6174 ; B1 INDEX 1 = B1 AS PER BBC MANUAL
.DW AY_RATIO / 6263
.DW AY_RATIO / 6354
.DW AY_RATIO / 6447
.DW AY_RATIO / 6541 ; C2
.DW AY_RATIO / 6636
.DW AY_RATIO / 6732
.DW AY_RATIO / 6830
.DW AY_RATIO / 6930 ; C#2
.DW AY_RATIO / 7030
.DW AY_RATIO / 7133
.DW AY_RATIO / 7236
.DW AY_RATIO / 7342 ; D2
.DW AY_RATIO / 7448
.DW AY_RATIO / 7557
.DW AY_RATIO / 7667
.DW AY_RATIO / 7778 ; D#2
.DW AY_RATIO / 7891
.DW AY_RATIO / 8006
.DW AY_RATIO / 8123
.DW AY_RATIO / 8241 ; E2
.DW AY_RATIO / 8361
.DW AY_RATIO / 8482
.DW AY_RATIO / 8606
.DW AY_RATIO / 8731 ; F2
.DW AY_RATIO / 8858
.DW AY_RATIO / 8987
.DW AY_RATIO / 9117
.DW AY_RATIO / 9250 ; F#2
.DW AY_RATIO / 9384
.DW AY_RATIO / 9521
.DW AY_RATIO / 9659
.DW AY_RATIO / 9800 ; G2
.DW AY_RATIO / 9942
.DW AY_RATIO / 10087
.DW AY_RATIO / 10234
.DW AY_RATIO / 10383 ; G#2
.DW AY_RATIO / 10534
.DW AY_RATIO / 10687
.DW AY_RATIO / 10842
.DW AY_RATIO / 11000 ; A2
.DW AY_RATIO / 11160
.DW AY_RATIO / 11322
.DW AY_RATIO / 11487
.DW AY_RATIO / 11654 ; A#2
.DW AY_RATIO / 11824
.DW AY_RATIO / 11996
.DW AY_RATIO / 12170
.DW AY_RATIO / 12347 ; B2
.DW AY_RATIO / 12527
.DW AY_RATIO / 12709
.DW AY_RATIO / 12894
.DW AY_RATIO / 13081 ; C3
.DW AY_RATIO / 13272
.DW AY_RATIO / 13465
.DW AY_RATIO / 13660
.DW AY_RATIO / 13859 ; C#3
.DW AY_RATIO / 14061
.DW AY_RATIO / 14265
.DW AY_RATIO / 14473
.DW AY_RATIO / 14683 ; D3
.DW AY_RATIO / 14897
.DW AY_RATIO / 15113
.DW AY_RATIO / 15333
.DW AY_RATIO / 15556 ; D#3
.DW AY_RATIO / 15783
.DW AY_RATIO / 16012
.DW AY_RATIO / 16245
.DW AY_RATIO / 16481 ; E3
.DW AY_RATIO / 16721
.DW AY_RATIO / 16964
.DW AY_RATIO / 17211
.DW AY_RATIO / 17461 ; F3
.DW AY_RATIO / 17715
.DW AY_RATIO / 17973
.DW AY_RATIO / 18234
.DW AY_RATIO / 18500 ; F#3
.DW AY_RATIO / 18769
.DW AY_RATIO / 19042
.DW AY_RATIO / 19319
.DW AY_RATIO / 19600 ; G3
.DW AY_RATIO / 19885
.DW AY_RATIO / 20174
.DW AY_RATIO / 20468
.DW AY_RATIO / 20765 ; G#3
.DW AY_RATIO / 21067
.DW AY_RATIO / 21374
.DW AY_RATIO / 21685
.DW AY_RATIO / 22000 ; A3
.DW AY_RATIO / 22320
.DW AY_RATIO / 22645
.DW AY_RATIO / 22974
.DW AY_RATIO / 23308 ; A#3
.DW AY_RATIO / 23647
.DW AY_RATIO / 23991
.DW AY_RATIO / 24340
.DW AY_RATIO / 24694 ; B3
.DW AY_RATIO / 25053
.DW AY_RATIO / 25418
.DW AY_RATIO / 25787
.DW AY_RATIO / 26163 ; C4
.DW AY_RATIO / 26543
.DW AY_RATIO / 26929
.DW AY_RATIO / 27321
.DW AY_RATIO / 27718 ; C#4
.DW AY_RATIO / 28121
.DW AY_RATIO / 28530
.DW AY_RATIO / 28945
.DW AY_RATIO / 29366 ; D4
.DW AY_RATIO / 29794
.DW AY_RATIO / 30227
.DW AY_RATIO / 30667
.DW AY_RATIO / 31113 ; D#4
.DW AY_RATIO / 31565
.DW AY_RATIO / 32024
.DW AY_RATIO / 32490
.DW AY_RATIO / 32963 ; E4
.DW AY_RATIO / 33442
.DW AY_RATIO / 33929
.DW AY_RATIO / 34422
.DW AY_RATIO / 34923 ; F4
.DW AY_RATIO / 35431
.DW AY_RATIO / 35946
.DW AY_RATIO / 36469
.DW AY_RATIO / 36999 ; F#4
.DW AY_RATIO / 37538
.DW AY_RATIO / 38084
.DW AY_RATIO / 38638
.DW AY_RATIO / 39200 ; G4
.DW AY_RATIO / 39770
.DW AY_RATIO / 40348
.DW AY_RATIO / 40935
.DW AY_RATIO / 41530 ; G#4
.DW AY_RATIO / 42135
.DW AY_RATIO / 42747
.DW AY_RATIO / 43369
.DW AY_RATIO / 44000 ; A4
.DW AY_RATIO / 44640
.DW AY_RATIO / 45289
.DW AY_RATIO / 45948
.DW AY_RATIO / 46616 ; A#4
.DW AY_RATIO / 47294
.DW AY_RATIO / 47982
.DW AY_RATIO / 48680
.DW AY_RATIO / 49388 ; B4
.DW AY_RATIO / 50107
.DW AY_RATIO / 50836
.DW AY_RATIO / 51575
.DW AY_RATIO / 52325 ; C5
.DW AY_RATIO / 53086
.DW AY_RATIO / 53858
.DW AY_RATIO / 54642
.DW AY_RATIO / 55437 ; C#5
.DW AY_RATIO / 56243
.DW AY_RATIO / 57061
.DW AY_RATIO / 57891
.DW AY_RATIO / 58733 ; D5
.DW AY_RATIO / 59587
.DW AY_RATIO / 60454
.DW AY_RATIO / 61333
.DW AY_RATIO / 62225 ; D#5
.DW AY_RATIO / 63130
.DW AY_RATIO / 64049
.DW AY_RATIO / 64980
.DW AY_RATIO / 65926 ; E5
.DW AY_RATIO / 66884
.DW AY_RATIO / 67857
.DW AY_RATIO / 68844
.DW AY_RATIO / 69846 ; F5
.DW AY_RATIO / 70862
.DW AY_RATIO / 71892
.DW AY_RATIO / 72938
.DW AY_RATIO / 73999 ; F#5
.DW AY_RATIO / 75075
.DW AY_RATIO / 76167
.DW AY_RATIO / 77275
.DW AY_RATIO / 78399 ; G5
.DW AY_RATIO / 79539
.DW AY_RATIO / 80696
.DW AY_RATIO / 81870
.DW AY_RATIO / 83061 ; G#5
.DW AY_RATIO / 84269
.DW AY_RATIO / 85495
.DW AY_RATIO / 86738
.DW AY_RATIO / 88000 ; #A5
.DW AY_RATIO / 89280
.DW AY_RATIO / 90579
.DW AY_RATIO / 91896
.DW AY_RATIO / 93233 ; A#5
.DW AY_RATIO / 94589
.DW AY_RATIO / 95965
.DW AY_RATIO / 97361
.DW AY_RATIO / 98777 ; B5
.DW AY_RATIO / 100213
.DW AY_RATIO / 101671
.DW AY_RATIO / 103150
.DW AY_RATIO / 104650 ; C6
.DW AY_RATIO / 106172
.DW AY_RATIO / 107717
.DW AY_RATIO / 109283
.DW AY_RATIO / 110873 ; C#6
.DW AY_RATIO / 112486
.DW AY_RATIO / 114122
.DW AY_RATIO / 115782
.DW AY_RATIO / 117466 ; D6
.DW AY_RATIO / 119174
.DW AY_RATIO / 120908
.DW AY_RATIO / 122667
.DW AY_RATIO / 124451 ; D#6
.DW AY_RATIO / 126261
.DW AY_RATIO / 128097
.DW AY_RATIO / 129961
.DW AY_RATIO / 131851 ; E6
.DW AY_RATIO / 133769
.DW AY_RATIO / 135715
.DW AY_RATIO / 137689
.DW AY_RATIO / 139691 ; F6
.DW AY_RATIO / 141723
.DW AY_RATIO / 143785
.DW AY_RATIO / 145876
.DW AY_RATIO / 147998 ; F#6
.DW AY_RATIO / 150150
.DW AY_RATIO / 152334
.DW AY_RATIO / 154550
.DW AY_RATIO / 156798 ; G6
.DW AY_RATIO / 159079
.DW AY_RATIO / 161393
.DW AY_RATIO / 163740
.DW AY_RATIO / 166122 ; G#6
.DW AY_RATIO / 168538
.DW AY_RATIO / 170990
.DW AY_RATIO / 173477
.DW AY_RATIO / 176000 ; A6
.DW AY_RATIO / 178560
.DW AY_RATIO / 181157
.DW AY_RATIO / 183792
.DW AY_RATIO / 186466 ; A#6
.DW AY_RATIO / 189178
.DW AY_RATIO / 191929
.DW AY_RATIO / 194721
.DW AY_RATIO / 197553 ; B6
.DW AY_RATIO / 200427
.DW AY_RATIO / 203342
.DW AY_RATIO / 206300
.DW AY_RATIO / 209300 ; C7
.DW AY_RATIO / 212345
.DW AY_RATIO / 215433
.DW AY_RATIO / 218567
.DW AY_RATIO / 221746 ; C#7
.DW AY_RATIO / 224971
.DW AY_RATIO / 228244
.DW AY_RATIO / 231564
.DW AY_RATIO / 234932 ; D7
.DW AY_RATIO / 238349
.DW AY_RATIO / 241816
SIZ_AY3NOTETBL .EQU $ - AY3NOTETBL
.ECHO "AY-3-8910 approx "
.ECHO SIZ_AY3NOTETBL / 2 / 4 / 12
.ECHO " Octaves. Last note index supported: "
.ECHO SIZ_AY3NOTETBL / 2
.ECHO "\n"
.DW AY_RATIO / 2913
.DW AY_RATIO / 2956
.DW AY_RATIO / 2999
.DW AY_RATIO / 3042
.DW AY_RATIO / 3086
.DW AY_RATIO / 3131
.DW AY_RATIO / 3177
.DW AY_RATIO / 3223
.DW AY_RATIO / 3270
.DW AY_RATIO / 3318
.DW AY_RATIO / 3366
.DW AY_RATIO / 3415
.DW AY_RATIO / 3464
.DW AY_RATIO / 3515
.DW AY_RATIO / 3566
.DW AY_RATIO / 3618
.DW AY_RATIO / 3670
.DW AY_RATIO / 3724
.DW AY_RATIO / 3778
.DW AY_RATIO / 3833
.DW AY_RATIO / 3889
.DW AY_RATIO / 3945
.DW AY_RATIO / 4003
.DW AY_RATIO / 4061
.DW AY_RATIO / 4120
.DW AY_RATIO / 4180
.DW AY_RATIO / 4241
.DW AY_RATIO / 4302
.DW AY_RATIO / 4365
.DW AY_RATIO / 4428
.DW AY_RATIO / 4493
.DW AY_RATIO / 4558
.DW AY_RATIO / 4624
.DW AY_RATIO / 4692
.DW AY_RATIO / 4760
.DW AY_RATIO / 4829
.DW AY_RATIO / 4899
.DW AY_RATIO / 4971
.DW AY_RATIO / 5043
.DW AY_RATIO / 5116
.DW AY_RATIO / 5191
.DW AY_RATIO / 5266
.DW AY_RATIO / 5343
.DW AY_RATIO / 5421
.DW AY_RATIO / 5499
.DW AY_RATIO / 5579
.DW AY_RATIO / 5661
.DW AY_RATIO / 5743

3
Source/HBIOS/cfg_dyno.asm
View File

@ -158,5 +158,6 @@ SN76489ENABLE .EQU FALSE ; SN76489 SOUND DRIVER
SN7CLK .EQU CPUOSC / 4 ; DEFAULT TO CPUOSC / 4 SN7CLK .EQU CPUOSC / 4 ; DEFAULT TO CPUOSC / 4
AY38910ENABLE .EQU FALSE ; AY: AY-3-8910 / YM2149 SOUND DRIVER AY38910ENABLE .EQU FALSE ; AY: AY-3-8910 / YM2149 SOUND DRIVER
AY_CLK .EQU CPUOSC / 4 ; DEFAULT TO CPUOSC / 4
AYMODE .EQU AYMODE_RCZ180 ; AY: DRIVER MODE: AYMODE_[SCG/N8/RCZ80/RCZ180] AYMODE .EQU AYMODE_RCZ180 ; AY: DRIVER MODE: AYMODE_[SCG/N8/RCZ80/RCZ180]
SPKENABLE .EQU FALSE ; SPK: ENABLE RTC LATCH IOBIT SOUND DRIVER (SPK.ASM)
SPKENABLE .EQU FALSE ; SPK: ENABLE RTC LATCH IOBIT SOUND DRIVER (SPK.ASM)

1
Source/HBIOS/cfg_ezz80.asm
View File

@ -183,5 +183,6 @@ SN76489ENABLE .EQU FALSE ; SN76489 SOUND DRIVER
SN7CLK .EQU CPUOSC / 4 ; DEFAULT TO CPUOSC / 4 SN7CLK .EQU CPUOSC / 4 ; DEFAULT TO CPUOSC / 4
AY38910ENABLE .EQU FALSE ; AY: AY-3-8910 / YM2149 SOUND DRIVER AY38910ENABLE .EQU FALSE ; AY: AY-3-8910 / YM2149 SOUND DRIVER
AY_CLK .EQU CPUOSC / 4 ; DEFAULT TO CPUOSC / 4
AYMODE .EQU AYMODE_RCZ80 ; AY: DRIVER MODE: AYMODE_[SCG/N8/RCZ80/RCZ180] AYMODE .EQU AYMODE_RCZ80 ; AY: DRIVER MODE: AYMODE_[SCG/N8/RCZ80/RCZ180]
SPKENABLE .EQU FALSE ; SPK: ENABLE RTC LATCH IOBIT SOUND DRIVER (SPK.ASM) SPKENABLE .EQU FALSE ; SPK: ENABLE RTC LATCH IOBIT SOUND DRIVER (SPK.ASM)

1
Source/HBIOS/cfg_master.asm
View File

@ -238,5 +238,6 @@ SN76489ENABLE .EQU FALSE ; SN76489 SOUND DRIVER
SN7CLK .EQU CPUOSC / 4 ; DEFAULT TO CPUOSC / 4 SN7CLK .EQU CPUOSC / 4 ; DEFAULT TO CPUOSC / 4
AY38910ENABLE .EQU FALSE ; AY: AY-3-8910 / YM2149 SOUND DRIVER AY38910ENABLE .EQU FALSE ; AY: AY-3-8910 / YM2149 SOUND DRIVER
AY_CLK .EQU CPUOSC / 4 ; DEFAULT TO CPUOSC / 4
AYMODE .EQU AYMODE_NONE ; AY: DRIVER MODE: AYMODE_[SCG/N8/RCZ80/RCZ180] AYMODE .EQU AYMODE_NONE ; AY: DRIVER MODE: AYMODE_[SCG/N8/RCZ80/RCZ180]
SPKENABLE .EQU FALSE ; SPK: ENABLE RTC LATCH IOBIT SOUND DRIVER (SPK.ASM) SPKENABLE .EQU FALSE ; SPK: ENABLE RTC LATCH IOBIT SOUND DRIVER (SPK.ASM)

1
Source/HBIOS/cfg_mk4.asm
View File

@ -192,5 +192,6 @@ SN76489ENABLE .EQU FALSE ; SN76489 SOUND DRIVER
SN7CLK .EQU CPUOSC / 4 ; DEFAULT TO CPUOSC / 4 SN7CLK .EQU CPUOSC / 4 ; DEFAULT TO CPUOSC / 4
AY38910ENABLE .EQU FALSE ; AY: AY-3-8910 / YM2149 SOUND DRIVER AY38910ENABLE .EQU FALSE ; AY: AY-3-8910 / YM2149 SOUND DRIVER
AY_CLK .EQU CPUOSC / 4 ; DEFAULT TO CPUOSC / 4
AYMODE .EQU AYMODE_SCG ; AY: DRIVER MODE: AYMODE_[SCG/N8/RCZ80/RCZ180] AYMODE .EQU AYMODE_SCG ; AY: DRIVER MODE: AYMODE_[SCG/N8/RCZ80/RCZ180]
SPKENABLE .EQU FALSE ; SPK: ENABLE RTC LATCH IOBIT SOUND DRIVER (SPK.ASM) SPKENABLE .EQU FALSE ; SPK: ENABLE RTC LATCH IOBIT SOUND DRIVER (SPK.ASM)

1
Source/HBIOS/cfg_n8.asm
View File

@ -192,5 +192,6 @@ SN76489ENABLE .EQU FALSE ; SN76489 SOUND DRIVER
SN7CLK .EQU CPUOSC / 4 ; DEFAULT TO CPUOSC / 4 SN7CLK .EQU CPUOSC / 4 ; DEFAULT TO CPUOSC / 4
AY38910ENABLE .EQU TRUE ; AY: AY-3-8910 / YM2149 SOUND DRIVER AY38910ENABLE .EQU TRUE ; AY: AY-3-8910 / YM2149 SOUND DRIVER
AY_CLK .EQU CPUOSC / 4 ; DEFAULT TO CPUOSC / 4
AYMODE .EQU AYMODE_N8 ; AY: DRIVER MODE: AYMODE_[SCG/N8/RCZ80/RCZ180] AYMODE .EQU AYMODE_N8 ; AY: DRIVER MODE: AYMODE_[SCG/N8/RCZ80/RCZ180]
SPKENABLE .EQU FALSE ; SPK: ENABLE RTC LATCH IOBIT SOUND DRIVER (SPK.ASM) SPKENABLE .EQU FALSE ; SPK: ENABLE RTC LATCH IOBIT SOUND DRIVER (SPK.ASM)

1
Source/HBIOS/cfg_rcz180.asm
View File

@ -192,5 +192,6 @@ SN76489ENABLE .EQU FALSE ; SN76489 SOUND DRIVER
SN7CLK .EQU CPUOSC / 4 ; DEFAULT TO CPUOSC / 4 SN7CLK .EQU CPUOSC / 4 ; DEFAULT TO CPUOSC / 4
AY38910ENABLE .EQU FALSE ; AY: AY-3-8910 / YM2149 SOUND DRIVER AY38910ENABLE .EQU FALSE ; AY: AY-3-8910 / YM2149 SOUND DRIVER
AY_CLK .EQU CPUOSC / 4 ; DEFAULT TO CPUOSC / 4
AYMODE .EQU AYMODE_RCZ180 ; AY: DRIVER MODE: AYMODE_[SCG/N8/RCZ80/RCZ180] AYMODE .EQU AYMODE_RCZ180 ; AY: DRIVER MODE: AYMODE_[SCG/N8/RCZ80/RCZ180]
SPKENABLE .EQU FALSE ; SPK: ENABLE RTC LATCH IOBIT SOUND DRIVER (SPK.ASM) SPKENABLE .EQU FALSE ; SPK: ENABLE RTC LATCH IOBIT SOUND DRIVER (SPK.ASM)

1
Source/HBIOS/cfg_rcz80.asm
View File

@ -198,5 +198,6 @@ SN76489ENABLE .EQU FALSE ; SN76489 SOUND DRIVER
SN7CLK .EQU CPUOSC / 4 ; DEFAULT TO CPUOSC / 4 SN7CLK .EQU CPUOSC / 4 ; DEFAULT TO CPUOSC / 4
AY38910ENABLE .EQU FALSE ; AY: AY-3-8910 / YM2149 SOUND DRIVER AY38910ENABLE .EQU FALSE ; AY: AY-3-8910 / YM2149 SOUND DRIVER
AY_CLK .EQU CPUOSC / 4 ; DEFAULT TO CPUOSC / 4
AYMODE .EQU AYMODE_RCZ80 ; AY: DRIVER MODE: AYMODE_[SCG/N8/RCZ80/RCZ180] AYMODE .EQU AYMODE_RCZ80 ; AY: DRIVER MODE: AYMODE_[SCG/N8/RCZ80/RCZ180]
SPKENABLE .EQU FALSE ; SPK: ENABLE RTC LATCH IOBIT SOUND DRIVER (SPK.ASM) SPKENABLE .EQU FALSE ; SPK: ENABLE RTC LATCH IOBIT SOUND DRIVER (SPK.ASM)

1
Source/HBIOS/cfg_sbc.asm
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@ -194,5 +194,6 @@ SN76489ENABLE .EQU FALSE ; SN76489 SOUND DRIVER
SN7CLK .EQU CPUOSC / 4 ; DEFAULT TO CPUOSC / 4 SN7CLK .EQU CPUOSC / 4 ; DEFAULT TO CPUOSC / 4
AY38910ENABLE .EQU FALSE ; AY: AY-3-8910 / YM2149 SOUND DRIVER AY38910ENABLE .EQU FALSE ; AY: AY-3-8910 / YM2149 SOUND DRIVER
AY_CLK .EQU CPUOSC / 4 ; DEFAULT TO CPUOSC / 4
AYMODE .EQU AYMODE_SCG ; AY: DRIVER MODE: AYMODE_[SCG/N8/RCZ80/RCZ180] AYMODE .EQU AYMODE_SCG ; AY: DRIVER MODE: AYMODE_[SCG/N8/RCZ80/RCZ180]
SPKENABLE .EQU FALSE ; SPK: ENABLE RTC LATCH IOBIT SOUND DRIVER (SPK.ASM) SPKENABLE .EQU FALSE ; SPK: ENABLE RTC LATCH IOBIT SOUND DRIVER (SPK.ASM)

1
Source/HBIOS/cfg_scz180.asm
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@ -187,5 +187,6 @@ SN76489ENABLE .EQU FALSE ; SN76489 SOUND DRIVER
SN7CLK .EQU CPUOSC / 4 ; DEFAULT TO CPUOSC / 4 SN7CLK .EQU CPUOSC / 4 ; DEFAULT TO CPUOSC / 4
AY38910ENABLE .EQU FALSE ; AY: AY-3-8910 / YM2149 SOUND DRIVER AY38910ENABLE .EQU FALSE ; AY: AY-3-8910 / YM2149 SOUND DRIVER
AY_CLK .EQU CPUOSC / 4 ; DEFAULT TO CPUOSC / 4
AYMODE .EQU AYMODE_RCZ180 ; AY: DRIVER MODE: AYMODE_[SCG/N8/RCZ80/RCZ180] AYMODE .EQU AYMODE_RCZ180 ; AY: DRIVER MODE: AYMODE_[SCG/N8/RCZ80/RCZ180]
SPKENABLE .EQU FALSE ; SPK: ENABLE RTC LATCH IOBIT SOUND DRIVER (SPK.ASM) SPKENABLE .EQU FALSE ; SPK: ENABLE RTC LATCH IOBIT SOUND DRIVER (SPK.ASM)

1
Source/HBIOS/cfg_zeta.asm
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@ -139,5 +139,6 @@ SN76489ENABLE .EQU FALSE ; SN76489 SOUND DRIVER
SN7CLK .EQU CPUOSC / 4 ; DEFAULT TO CPUOSC / 4 SN7CLK .EQU CPUOSC / 4 ; DEFAULT TO CPUOSC / 4
AY38910ENABLE .EQU FALSE ; AY: AY-3-8910 / YM2149 SOUND DRIVER AY38910ENABLE .EQU FALSE ; AY: AY-3-8910 / YM2149 SOUND DRIVER
AY_CLK .EQU CPUOSC / 4 ; DEFAULT TO CPUOSC / 4
AYMODE .EQU AYMODE_NONE ; AY: DRIVER MODE: AYMODE_[SCG/N8/RCZ80/RCZ180] AYMODE .EQU AYMODE_NONE ; AY: DRIVER MODE: AYMODE_[SCG/N8/RCZ80/RCZ180]
SPKENABLE .EQU FALSE ; SPK: ENABLE RTC LATCH IOBIT SOUND DRIVER (SPK.ASM) SPKENABLE .EQU FALSE ; SPK: ENABLE RTC LATCH IOBIT SOUND DRIVER (SPK.ASM)

1
Source/HBIOS/cfg_zeta2.asm
View File

@ -149,5 +149,6 @@ SN76489ENABLE .EQU FALSE ; SN76489 SOUND DRIVER
SN7CLK .EQU CPUOSC / 4 ; DEFAULT TO CPUOSC / 4 SN7CLK .EQU CPUOSC / 4 ; DEFAULT TO CPUOSC / 4
AY38910ENABLE .EQU FALSE ; AY: AY-3-8910 / YM2149 SOUND DRIVER AY38910ENABLE .EQU FALSE ; AY: AY-3-8910 / YM2149 SOUND DRIVER
AY_CLK .EQU CPUOSC / 4 ; DEFAULT TO CPUOSC / 4
AYMODE .EQU AYMODE_NONE ; AY: DRIVER MODE: AYMODE_[SCG/N8/RCZ80/RCZ180] AYMODE .EQU AYMODE_NONE ; AY: DRIVER MODE: AYMODE_[SCG/N8/RCZ80/RCZ180]
SPKENABLE .EQU FALSE ; SPK: ENABLE RTC LATCH IOBIT SOUND DRIVER (SPK.ASM) SPKENABLE .EQU FALSE ; SPK: ENABLE RTC LATCH IOBIT SOUND DRIVER (SPK.ASM)

37
Source/HBIOS/sn76489.asm
View File

@ -105,40 +105,9 @@ SN7_VOLUME:
RET RET
SN7_NOTE: SN7_NOTE:
AUDTRACE(SNT_NOTE)
AUDTRACE_HL
AUDTRACE_CR
LD DE, 48
CALL DIV16
; BC IS OCTAVE COUNT
; HL is NOTE WITIN OCTAVE
ADD HL, HL
LD DE, SN7NOTETBL LD DE, SN7NOTETBL
ADD HL, DE
LD A, (HL) ; RETRIEVE PERIOD COUNT FROM SN7NOTETBL
INC HL
LD H, (HL)
LD L, A
INC C
SN7_NOTE1:
DEC C
JR Z, SN7_NOTE2
SRL H
RR L
JR SN7_NOTE1
SN7_NOTE2:
LD A, L ; IF WE GENERATE ZERO - RETURN ERROR
OR H
JR NZ, SN7_PERIOD ; OTHERWISE APPLY THE CALCULATED PERIOD
LD H, $FF
LD L, $FF
JR SN7_PERIOD
CALL AUD_NOTE ; RETURNS PERIOD IN HL, FALL THRU
; TO SET THIS PERIOD
SN7_PERIOD: SN7_PERIOD:
AUDTRACE(SNT_PERIOD) AUDTRACE(SNT_PERIOD)
AUDTRACE_HL AUDTRACE_HL
@ -421,5 +390,3 @@ SN7NOTETBL:
.DW SN7RATIO / 5579 .DW SN7RATIO / 5579
.DW SN7RATIO / 5661 .DW SN7RATIO / 5661
.DW SN7RATIO / 5743 .DW SN7RATIO / 5743
SIZ_SN7NOTETBL .EQU $ - SN7NOTETBL

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