mirror of
https://github.com/deater/dos33fsprogs.git
synced 2024-11-01 01:06:33 +00:00
576 lines
13 KiB
ArmAsm
576 lines
13 KiB
ArmAsm
; pt3_lib_init.s
|
|
|
|
; Initialize a song
|
|
|
|
; this is done before song starts playing so it is not
|
|
; as performance / timing critical
|
|
|
|
;====================================
|
|
; pt3_init_song
|
|
;====================================
|
|
;
|
|
pt3_init_song:
|
|
|
|
lda #$0
|
|
sta DONE_SONG ; 3
|
|
ldx #(end_vars-begin_vars)
|
|
zero_song_structs_loop:
|
|
dex
|
|
sta note_a,X
|
|
bne zero_song_structs_loop
|
|
|
|
sta pt3_noise_period_smc+1 ; 4
|
|
sta pt3_noise_add_smc+1 ; 4
|
|
|
|
sta pt3_envelope_period_l_smc+1 ; 4
|
|
sta pt3_envelope_period_h_smc+1 ; 4
|
|
sta pt3_envelope_slide_l_smc+1 ; 4
|
|
sta pt3_envelope_slide_h_smc+1 ; 4
|
|
sta pt3_envelope_slide_add_l_smc+1 ; 4
|
|
sta pt3_envelope_slide_add_h_smc+1 ; 4
|
|
sta pt3_envelope_add_smc+1 ; 4
|
|
sta pt3_envelope_type_smc+1 ; 4
|
|
sta pt3_envelope_type_old_smc+1 ; 4
|
|
sta pt3_envelope_delay_smc+1 ; 4
|
|
sta pt3_envelope_delay_orig_smc+1 ; 4
|
|
|
|
sta PT3_MIXER_VAL ; 3
|
|
|
|
sta current_pattern_smc+1 ; 4
|
|
sta current_line_smc+1 ; 4
|
|
sta current_subframe_smc+1 ; 4
|
|
|
|
lda #$f ; 2
|
|
sta note_a+NOTE_VOLUME ; 4
|
|
sta note_b+NOTE_VOLUME ; 4
|
|
sta note_c+NOTE_VOLUME ; 4
|
|
|
|
; default ornament/sample in A
|
|
; X is zero coming in here
|
|
;ldx #(NOTE_STRUCT_SIZE*0) ; 2
|
|
jsr load_ornament0_sample1 ; 6+93
|
|
|
|
; default ornament/sample in B
|
|
ldx #(NOTE_STRUCT_SIZE*1) ; 2
|
|
jsr load_ornament0_sample1 ; 6+93
|
|
|
|
; default ornament/sample in C
|
|
ldx #(NOTE_STRUCT_SIZE*2) ; 2
|
|
jsr load_ornament0_sample1 ; 6+93
|
|
|
|
;=======================
|
|
; load default speed
|
|
|
|
lda PT3_LOC+PT3_SPEED ; 4
|
|
sta pt3_speed_smc+1 ; 4
|
|
|
|
;=======================
|
|
; load loop
|
|
|
|
lda PT3_LOC+PT3_LOOP ; 4
|
|
sta pt3_loop_smc+1 ; 4
|
|
|
|
|
|
;========================
|
|
;========================
|
|
; set up note/freq table
|
|
; this saves some space and makes things marginally faster longrun
|
|
;========================
|
|
;========================
|
|
; note (heh) that there are separate tables if version 3.3
|
|
; but we are going to assume we are only going to be playing
|
|
; newer 3.4+ version files so only need the newer tables
|
|
|
|
ldx PT3_LOC+PT3_HEADER_FREQUENCY ; 4
|
|
beq use_freq_table_0
|
|
dex
|
|
beq use_freq_table_1
|
|
dex
|
|
beq use_freq_table_2
|
|
; fallthrough (freq table 3)
|
|
|
|
use_freq_table_3:
|
|
;=================================================
|
|
; Create Table #3, v4+, "PT3NoteTable_REAL_34_35"
|
|
;=================================================
|
|
|
|
ldy #11 ; !2
|
|
freq_table_3_copy_loop:
|
|
; note, high lookup almost same as 2v4, just need to adjust one value
|
|
|
|
lda base2_v4_high,Y ; !3
|
|
sta NoteTable_high,Y ; !3
|
|
lda base3_low,Y ; !3
|
|
sta NoteTable_low,Y ; !3
|
|
dey ; !1
|
|
bpl freq_table_3_copy_loop ; !2
|
|
|
|
dec NoteTable_high ; adjust to right value
|
|
|
|
jsr NoteTablePropogate ; !3
|
|
|
|
lda #<table3_v4_adjust
|
|
sta note_table_adjust_smc+1
|
|
lda #>table3_v4_adjust
|
|
sta note_table_adjust_smc+2
|
|
|
|
jsr NoteTableAdjust
|
|
|
|
jmp done_set_freq_table
|
|
|
|
|
|
|
|
use_freq_table_2:
|
|
;=================================================
|
|
; Create Table #2, v4+, "PT3NoteTable_ASM_34_35"
|
|
;=================================================
|
|
|
|
ldy #11
|
|
freq_table_2_copy_loop:
|
|
lda base2_v4_high,Y
|
|
sta NoteTable_high,Y
|
|
lda base2_v4_low,Y
|
|
sta NoteTable_low,Y
|
|
dey
|
|
bpl freq_table_2_copy_loop
|
|
|
|
jsr NoteTablePropogate ; !3
|
|
|
|
lda #<table2_v4_adjust
|
|
sta note_table_adjust_smc+1
|
|
lda #>table2_v4_adjust
|
|
sta note_table_adjust_smc+2
|
|
|
|
jsr NoteTableAdjust
|
|
|
|
jmp done_set_freq_table
|
|
|
|
use_freq_table_1:
|
|
;=================================================
|
|
; Create Table #1, "PT3NoteTable_ST"
|
|
;=================================================
|
|
|
|
ldy #11
|
|
freq_table_1_copy_loop:
|
|
lda base1_high,Y
|
|
sta NoteTable_high,Y
|
|
lda base1_low,Y
|
|
sta NoteTable_low,Y
|
|
dey
|
|
bpl freq_table_1_copy_loop
|
|
|
|
jsr NoteTablePropogate ; !3
|
|
|
|
; last adjustments
|
|
lda #$FD ; Tone[23]=$3FD
|
|
sta NoteTable_low+23
|
|
dec NoteTable_low+46 ; Tone[46]-=1;
|
|
|
|
|
|
jmp done_set_freq_table
|
|
|
|
|
|
use_freq_table_0:
|
|
;=================================================
|
|
; Create Table #0, "PT3NoteTable_PT_34_35"
|
|
;=================================================
|
|
|
|
ldy #11
|
|
freq_table_0_copy_loop:
|
|
lda base0_v4_high,Y
|
|
sta NoteTable_high,Y
|
|
lda base0_v4_low,Y
|
|
sta NoteTable_low,Y
|
|
dey
|
|
bpl freq_table_0_copy_loop
|
|
|
|
jsr NoteTablePropogate ; !3
|
|
|
|
lda #<table0_v4_adjust
|
|
sta note_table_adjust_smc+1
|
|
lda #>table0_v4_adjust
|
|
sta note_table_adjust_smc+2
|
|
|
|
jsr NoteTableAdjust
|
|
|
|
|
|
done_set_freq_table:
|
|
|
|
|
|
;======================
|
|
; calculate version
|
|
ldx #6 ; 2
|
|
lda PT3_LOC+PT3_VERSION ; 4
|
|
sec ; 2
|
|
sbc #'0' ; 2
|
|
cmp #9 ; 2
|
|
bcs not_ascii_number ; bge ; 2/3
|
|
tax ; 2
|
|
|
|
not_ascii_number:
|
|
|
|
; adjust version<6 SMC code in the slide code
|
|
|
|
; FIXME: I am sure there's a more clever way to do this
|
|
|
|
lda #$2C ; BIT ; 2
|
|
cpx #$6 ; 2
|
|
bcs version_greater_than_or_equal_6 ; bgt ; 3
|
|
; less than 6, jump
|
|
; also carry is known to be clear
|
|
adc #$20 ; BIT->JMP 2C->4C ; 2
|
|
version_greater_than_or_equal_6:
|
|
sta version_smc ; 4
|
|
|
|
pick_volume_table:
|
|
|
|
;=======================
|
|
; Pick which volume number, based on version
|
|
|
|
; if (PlParams.PT3.PT3_Version <= 4)
|
|
|
|
cpx #5 ; 2
|
|
|
|
; carry clear = 3.3/3.4 table
|
|
; carry set = 3.5 table
|
|
|
|
;==========================
|
|
; VolTableCreator
|
|
;==========================
|
|
; Creates the appropriate volume table
|
|
; based on z80 code by Ivan Roshin ZXAYHOBETA/VTII10bG.asm
|
|
;
|
|
|
|
; Called with carry==0 for 3.3/3.4 table
|
|
; Called with carry==1 for 3.5 table
|
|
|
|
; 177f-1932 = 435 bytes, not that much better than 512 of lookup
|
|
|
|
|
|
VolTableCreator:
|
|
|
|
; Init initial variables
|
|
lda #$0
|
|
sta z80_d_smc+1
|
|
ldy #$11
|
|
|
|
; Set up self modify
|
|
|
|
ldx #$2A ; ROL for self-modify
|
|
bcs vol_type_35
|
|
|
|
vol_type_33:
|
|
|
|
; For older table, we set initial conditions a bit
|
|
; different
|
|
|
|
dey
|
|
tya
|
|
|
|
ldx #$ea ; NOP for self modify
|
|
|
|
vol_type_35:
|
|
sty z80_l_smc+1 ; l=16 or 17
|
|
sta z80_e_smc+1 ; e=16 or 0
|
|
stx vol_smc ; set the self-modify code
|
|
|
|
ldy #16 ; skip first row, all zeros
|
|
ldx #16 ; c=16
|
|
vol_outer:
|
|
clc ; add HL,DE
|
|
z80_l_smc:
|
|
lda #$d1
|
|
z80_e_smc:
|
|
adc #$d1
|
|
sta z80_e_smc+1
|
|
lda #0
|
|
z80_d_smc:
|
|
adc #$d1
|
|
sta z80_d_smc+1 ; carry is important
|
|
|
|
; sbc hl,hl
|
|
lda #0
|
|
adc #$ff
|
|
eor #$ff
|
|
|
|
vol_write:
|
|
sta z80_h_smc+1
|
|
pha
|
|
|
|
vol_inner:
|
|
pla
|
|
pha
|
|
|
|
vol_smc:
|
|
nop ; nop or ROL depending
|
|
|
|
z80_h_smc:
|
|
lda #$d1
|
|
|
|
adc #$0 ; a=a+carry;
|
|
|
|
sta VolumeTable,Y
|
|
iny
|
|
|
|
pla ; add HL,DE
|
|
adc z80_e_smc+1
|
|
pha
|
|
lda z80_h_smc+1
|
|
adc z80_d_smc+1
|
|
sta z80_h_smc+1
|
|
|
|
inx ; inc C
|
|
txa ; a=c
|
|
and #$f
|
|
bne vol_inner
|
|
|
|
|
|
pla
|
|
|
|
lda z80_e_smc+1 ; a=e
|
|
cmp #$77
|
|
bne vol_m3
|
|
|
|
inc z80_e_smc+1
|
|
|
|
vol_m3:
|
|
txa ; a=c
|
|
bne vol_outer
|
|
|
|
vol_done:
|
|
rts
|
|
|
|
|
|
;=========================================
|
|
; copy note table seed to proper location
|
|
;=========================================
|
|
|
|
; faster inlined
|
|
|
|
;NoteTableCopy:
|
|
|
|
; ldy #11 ; !2
|
|
;note_table_copy_loop:
|
|
;ntc_smc1:
|
|
; lda base1_high,Y ; !3
|
|
; sta NoteTable_high,Y ; !3
|
|
;ntc_smc2:
|
|
; lda base1_low,Y ; !3
|
|
; sta NoteTable_low,Y ; !3
|
|
; dey ; !1
|
|
; bpl note_table_copy_loop ; !2
|
|
; rts ; !1
|
|
|
|
|
|
;==========================================
|
|
; propogate the freq down, dividing by two
|
|
;==========================================
|
|
NoteTablePropogate:
|
|
|
|
ldy #0
|
|
note_table_propogate_loop:
|
|
clc
|
|
lda NoteTable_high,Y
|
|
ror
|
|
sta NoteTable_high+12,Y
|
|
|
|
lda NoteTable_low,Y
|
|
ror
|
|
sta NoteTable_low+12,Y
|
|
|
|
iny
|
|
cpy #84
|
|
bne note_table_propogate_loop
|
|
|
|
rts
|
|
|
|
|
|
;================================================
|
|
; propogation isn't enough, various values
|
|
; are often off by one, so adjust using a bitmask
|
|
;================================================
|
|
NoteTableAdjust:
|
|
|
|
ldx #0
|
|
note_table_adjust_outer:
|
|
|
|
note_table_adjust_smc:
|
|
lda table0_v4_adjust,X
|
|
sta PT3_TEMP
|
|
|
|
; reset smc
|
|
lda #<NoteTable_low
|
|
sta ntl_smc+1
|
|
lda #>NoteTable_low
|
|
sta ntl_smc+2
|
|
|
|
|
|
ldy #7
|
|
note_table_adjust_inner:
|
|
ror PT3_TEMP
|
|
bcc note_table_skip_adjust
|
|
|
|
ntl_smc:
|
|
inc NoteTable_low,X
|
|
|
|
note_table_skip_adjust:
|
|
clc
|
|
lda #12
|
|
adc ntl_smc+1
|
|
sta ntl_smc+1
|
|
lda #0
|
|
adc ntl_smc+2 ; unnecessary if aligned
|
|
sta ntl_smc+2
|
|
|
|
skip_adjust_done:
|
|
dey
|
|
bpl note_table_adjust_inner
|
|
|
|
inx
|
|
cpx #12
|
|
bne note_table_adjust_outer
|
|
|
|
rts
|
|
|
|
|
|
;base0_v3_high:
|
|
;.byte $0C,$0B,$0A,$0A,$09,$09,$08,$08,$07,$07,$06,$06
|
|
;base0_v3_low:
|
|
;.byte $21,$73,$CE,$33,$A0,$16,$93,$18,$A4,$36,$CE,$6D
|
|
|
|
; note: same as base0_v3_high
|
|
base0_v4_high:
|
|
.byte $0C,$0B,$0A,$0A,$09,$09,$08,$08,$07,$07,$06,$06
|
|
base0_v4_low:
|
|
.byte $22,$73,$CF,$33,$A1,$17,$94,$19,$A4,$37,$CF,$6D
|
|
|
|
base1_high:
|
|
.byte $0E,$0E,$0D,$0C,$0B,$0B,$0A,$09,$09,$08,$08,$07
|
|
base1_low:
|
|
.byte $F8,$10,$60,$80,$D8,$28,$88,$F0,$60,$E0,$58,$E0
|
|
|
|
;base2_v3_high:
|
|
;.byte $0D,$0C,$0B,$0B,$0A,$09,$09,$08,$08,$07,$07,$07
|
|
;base2_v3_low:
|
|
;.byte $3E,$80,$CC,$22,$82,$EC,$5C,$D6,$58,$E0,$6E,$04
|
|
|
|
; note almost same as above
|
|
base2_v4_high:
|
|
.byte $0D,$0C,$0B,$0A,$0A,$09,$09,$08,$08,$07,$07,$06
|
|
base2_v4_low:
|
|
.byte $10,$55,$A4,$FC,$5F,$CA,$3D,$B8,$3B,$C5,$55,$EC
|
|
|
|
; note almost same as above
|
|
;base3_high:
|
|
;.byte $0C,$0C,$0B,$0A,$0A,$09,$09,$08,$08,$07,$07,$06
|
|
base3_low:
|
|
.byte $DA,$22,$73,$CF,$33,$A1,$17,$94,$19,$A4,$37,$CF
|
|
|
|
|
|
; Adjustment factors
|
|
table0_v4_adjust:
|
|
.byte $40,$e6,$9c,$66,$40,$2c,$20,$30,$48,$6c,$1c,$5a
|
|
|
|
table2_v4_adjust:
|
|
.byte $20,$a8,$40,$f8,$bc,$90,$78,$70,$74,$08,$2a,$50
|
|
|
|
table3_v4_adjust:
|
|
.byte $B4,$40,$e6,$9c,$66,$40,$2c,$20,$30,$48,$6c,$1c
|
|
|
|
|
|
; Table #1 of Pro Tracker 3.3x - 3.5x
|
|
;PT3NoteTable_ST_high:
|
|
;.byte $0E,$0E,$0D,$0C,$0B,$0B,$0A,$09
|
|
;.byte $09,$08,$08,$07,$07,$07,$06,$06
|
|
;.byte $05,$05,$05,$04,$04,$04,$04,$03
|
|
;.byte $03,$03,$03,$03,$02,$02,$02,$02
|
|
;.byte $02,$02,$02,$01,$01,$01,$01,$01
|
|
;.byte $01,$01,$01,$01,$01,$01,$01,$00
|
|
;.byte $00,$00,$00,$00,$00,$00,$00,$00
|
|
;.byte $00,$00,$00,$00,$00,$00,$00,$00
|
|
;.byte $00,$00,$00,$00,$00,$00,$00,$00
|
|
;.byte $00,$00,$00,$00,$00,$00,$00,$00
|
|
;.byte $00,$00,$00,$00,$00,$00,$00,$00
|
|
;.byte $00,$00,$00,$00,$00,$00,$00,$00
|
|
|
|
;PT3NoteTable_ST_low:
|
|
;.byte $F8,$10,$60,$80,$D8,$28,$88,$F0
|
|
;.byte $60,$E0,$58,$E0,$7C,$08,$B0,$40
|
|
;.byte $EC,$94,$44,$F8,$B0,$70,$2C,$FD
|
|
;.byte $BE,$84,$58,$20,$F6,$CA,$A2,$7C
|
|
;.byte $58,$38,$16,$F8,$DF,$C2,$AC,$90
|
|
;.byte $7B,$65,$51,$3E,$2C,$1C,$0A,$FC
|
|
;.byte $EF,$E1,$D6,$C8,$BD,$B2,$A8,$9F
|
|
;.byte $96,$8E,$85,$7E,$77,$70,$6B,$64
|
|
;.byte $5E,$59,$54,$4F,$4B,$47,$42,$3F
|
|
;.byte $3B,$38,$35,$32,$2F,$2C,$2A,$27
|
|
;.byte $25,$23,$21,$1F,$1D,$1C,$1A,$19
|
|
;.byte $17,$16,$15,$13,$12,$11,$10,$0F
|
|
|
|
|
|
; Table #2 of Pro Tracker 3.4x - 3.5x
|
|
;PT3NoteTable_ASM_34_35_high:
|
|
;.byte $0D,$0C,$0B,$0A,$0A,$09,$09,$08
|
|
;.byte $08,$07,$07,$06,$06,$06,$05,$05
|
|
;.byte $05,$04,$04,$04,$04,$03,$03,$03
|
|
;.byte $03,$03,$02,$02,$02,$02,$02,$02
|
|
;.byte $02,$01,$01,$01,$01,$01,$01,$01
|
|
;.byte $01,$01,$01,$01,$01,$00,$00,$00
|
|
;.byte $00,$00,$00,$00,$00,$00,$00,$00
|
|
;.byte $00,$00,$00,$00,$00,$00,$00,$00
|
|
;.byte $00,$00,$00,$00,$00,$00,$00,$00
|
|
;.byte $00,$00,$00,$00,$00,$00,$00,$00
|
|
;.byte $00,$00,$00,$00,$00,$00,$00,$00
|
|
;.byte $00,$00,$00,$00,$00,$00,$00,$00
|
|
|
|
;PT3NoteTable_ASM_34_35_low:
|
|
;.byte $10,$55,$A4,$FC,$5F,$CA,$3D,$B8
|
|
;.byte $3B,$C5,$55,$EC,$88,$2A,$D2,$7E
|
|
;.byte $2F,$E5,$9E,$5C,$1D,$E2,$AB,$76
|
|
;.byte $44,$15,$E9,$BF,$98,$72,$4F,$2E
|
|
;.byte $0F,$F1,$D5,$BB,$A2,$8B,$74,$60
|
|
;.byte $4C,$39,$28,$17,$07,$F9,$EB,$DD
|
|
;.byte $D1,$C5,$BA,$B0,$A6,$9D,$94,$8C
|
|
;.byte $84,$7C,$75,$6F,$69,$63,$5D,$58
|
|
;.byte $53,$4E,$4A,$46,$42,$3E,$3B,$37
|
|
;.byte $34,$31,$2F,$2C,$29,$27,$25,$23
|
|
;.byte $21,$1F,$1D,$1C,$1A,$19,$17,$16
|
|
;.byte $15,$14,$12,$11,$10,$0F,$0E,$0D
|
|
|
|
|
|
;PT3VolumeTable_33_34:
|
|
;.byte $0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0
|
|
;.byte $0,$0,$0,$0,$0,$0,$0,$0,$1,$1,$1,$1,$1,$1,$1,$1
|
|
;.byte $0,$0,$0,$0,$0,$0,$1,$1,$1,$1,$1,$2,$2,$2,$2,$2
|
|
;.byte $0,$0,$0,$0,$1,$1,$1,$1,$2,$2,$2,$2,$3,$3,$3,$3
|
|
;.byte $0,$0,$0,$0,$1,$1,$1,$2,$2,$2,$3,$3,$3,$4,$4,$4
|
|
;.byte $0,$0,$0,$1,$1,$1,$2,$2,$3,$3,$3,$4,$4,$4,$5,$5
|
|
;.byte $0,$0,$0,$1,$1,$2,$2,$3,$3,$3,$4,$4,$5,$5,$6,$6
|
|
;.byte $0,$0,$1,$1,$2,$2,$3,$3,$4,$4,$5,$5,$6,$6,$7,$7
|
|
;.byte $0,$0,$1,$1,$2,$2,$3,$3,$4,$5,$5,$6,$6,$7,$7,$8
|
|
;.byte $0,$0,$1,$1,$2,$3,$3,$4,$5,$5,$6,$6,$7,$8,$8,$9
|
|
;.byte $0,$0,$1,$2,$2,$3,$4,$4,$5,$6,$6,$7,$8,$8,$9,$A
|
|
;.byte $0,$0,$1,$2,$3,$3,$4,$5,$6,$6,$7,$8,$9,$9,$A,$B
|
|
;.byte $0,$0,$1,$2,$3,$4,$4,$5,$6,$7,$8,$8,$9,$A,$B,$C
|
|
;.byte $0,$0,$1,$2,$3,$4,$5,$6,$7,$7,$8,$9,$A,$B,$C,$D
|
|
;.byte $0,$0,$1,$2,$3,$4,$5,$6,$7,$8,$9,$A,$B,$C,$D,$E
|
|
;.byte $0,$1,$2,$3,$4,$5,$6,$7,$8,$9,$A,$B,$C,$D,$E,$F
|
|
|
|
;PT3VolumeTable_35:
|
|
;.byte $0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0,$0
|
|
;.byte $0,$0,$0,$0,$0,$0,$0,$0,$1,$1,$1,$1,$1,$1,$1,$1
|
|
;.byte $0,$0,$0,$0,$1,$1,$1,$1,$1,$1,$1,$1,$2,$2,$2,$2
|
|
;.byte $0,$0,$0,$1,$1,$1,$1,$1,$2,$2,$2,$2,$2,$3,$3,$3
|
|
;.byte $0,$0,$1,$1,$1,$1,$2,$2,$2,$2,$3,$3,$3,$3,$4,$4
|
|
;.byte $0,$0,$1,$1,$1,$2,$2,$2,$3,$3,$3,$4,$4,$4,$5,$5
|
|
;.byte $0,$0,$1,$1,$2,$2,$2,$3,$3,$4,$4,$4,$5,$5,$6,$6
|
|
;.byte $0,$0,$1,$1,$2,$2,$3,$3,$4,$4,$5,$5,$6,$6,$7,$7
|
|
;.byte $0,$1,$1,$2,$2,$3,$3,$4,$4,$5,$5,$6,$6,$7,$7,$8
|
|
;.byte $0,$1,$1,$2,$2,$3,$4,$4,$5,$5,$6,$7,$7,$8,$8,$9
|
|
;.byte $0,$1,$1,$2,$3,$3,$4,$5,$5,$6,$7,$7,$8,$9,$9,$A
|
|
;.byte $0,$1,$1,$2,$3,$4,$4,$5,$6,$7,$7,$8,$9,$A,$A,$B
|
|
;.byte $0,$1,$2,$2,$3,$4,$5,$6,$6,$7,$8,$9,$A,$A,$B,$C
|
|
;.byte $0,$1,$2,$3,$3,$4,$5,$6,$7,$8,$9,$A,$A,$B,$C,$D
|
|
;.byte $0,$1,$2,$3,$4,$5,$6,$7,$7,$8,$9,$A,$B,$C,$D,$E
|
|
;.byte $0,$1,$2,$3,$4,$5,$6,$7,$8,$9,$A,$B,$C,$D,$E,$F
|