395 lines
7.3 KiB
ArmAsm
395 lines
7.3 KiB
ArmAsm
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; takes
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; 3 + 83 +
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; 80 + 82 + 88 +
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; 80 + 82 + 88 +
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; 80 + 82 + 88 +
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; 80 + 80 +
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; 26 = 1022 + 8 = 1030
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play_music:
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lda FRAME ; 3
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and #1 ; 2
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beq play_half ; 3
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; -1
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play_nothing:
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; need to delay 1022-6= 1016
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; Try X=201 Y=1 cycles=1012 R4
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nop
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nop
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ldy #1 ; 2
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hmloopA:ldx #201 ; 2
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hmloopB:dex ; 2
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bne hmloopB ; 2nt/3
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dey ; 2
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bne hmloopA ; 2nt/3
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rts ; 6
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play_half:
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; self-modify the code
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lda MB_PATTERN ; 3
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and #$1f ; 2
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tay ; 2
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lda mal_pattern,Y ; 4
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sta mb_smc1+2 ; 4
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lda mah_pattern,Y ; 4
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sta mb_smc2+2 ; 4
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sta mb_smc3+2 ; 4
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lda mbl_pattern,Y ; 4
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sta mb_smc4+2 ; 4
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lda mbh_pattern,Y ; 4
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sta mb_smc5+2 ; 4
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sta mb_smc6+2 ; 4
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lda mcl_pattern,Y ; 4
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sta mb_smc7+2 ; 4
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lda mch_pattern,Y ; 4
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sta mb_smc8+2 ; 4
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sta mb_smc9+2 ; 4
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lda mnl_pattern,Y ; 4
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sta mb_smc10+2 ; 4
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lda mnh_pattern,Y ; 4
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sta mb_smc11+2 ; 4
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;=======
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; 83
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; play the code
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ldy MB_FRAME ; 3
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;=======
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; mal
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mb_smc1:
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lda mal00,Y ; 4
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sta MB_VALUE ; 3
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ldx #0 ; 2
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jsr write_ay_both ; 6+65
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;=========
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; 80
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; mah
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mb_smc2:
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lda mal00,Y ; 4
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and #$f ; 2
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sta MB_VALUE ; 3
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ldx #1 ; 2
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jsr write_ay_both ; 6+65
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;========
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; 82
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mb_smc3:
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lda mal00,Y ; 4
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lsr ; 2
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lsr ; 2
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lsr ; 2
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lsr ; 2
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sta MB_VALUE ; 3
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ldx #8 ; 2
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jsr write_ay_both ; 6+65
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;=======
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; 88
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; mbl
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mb_smc4:
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lda mbl00,Y ; 4
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sta MB_VALUE ; 3
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ldx #2 ; 2
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jsr write_ay_both ; 6+65
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;=======
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; 80
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; mbh
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mb_smc5:
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lda mbh00,Y ; 4
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and #$f ; 2
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sta MB_VALUE ; 3
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ldx #3 ; 2
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jsr write_ay_both ; 6+65
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;=======
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; 82
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mb_smc6:
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lda mbh00,Y ; 4
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lsr ; 2
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lsr ; 2
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lsr ; 2
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lsr ; 2
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sta MB_VALUE ; 3
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ldx #9 ; 2
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jsr write_ay_both ; 6+65
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;======
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; 88
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; mcl
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mb_smc7:
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lda mal00,Y ; 4
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sta MB_VALUE ; 3
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ldx #4 ; 2
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jsr write_ay_both ; 6+65
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;======
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; 80
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; mch
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mb_smc8:
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lda mal00,Y ; 4
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and #$f ; 2
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sta MB_VALUE ; 3
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ldx #5 ; 2
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jsr write_ay_both ; 6+65
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;=======
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; 82
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mb_smc9:
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lda mal00,Y ; 4
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lsr ; 2
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lsr ; 2
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lsr ; 2
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lsr ; 2
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sta MB_VALUE ; 3
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ldx #10 ; 2
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jsr write_ay_both ; 6+65
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;========
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; 88
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; mnl
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mb_smc10:
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lda mal00,Y ; 4
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sta MB_VALUE ; 3
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ldx #6 ; 2
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jsr write_ay_both ; 6+65
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;=======
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; 80
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; mnh
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mb_smc11:
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lda mnh00,Y ; 4
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sta MB_VALUE ; 3
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ldx #7 ; 2
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jsr write_ay_both ; 6+65
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;=======
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; 80
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inc MB_FRAME ; 5
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inc MB_FRAME ; 5
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bne mb_no_change ; 3
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; -1
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inc MB_PATTERN ; 5
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jmp mb_done_change ; 3
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mb_no_change:
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lda $0 ; 3
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nop ; 2
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nop ; 2
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mb_done_change:
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rts ; 6
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;=======
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; 26
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.align $100
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; patterns 31 long
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mal_pattern:
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.byte >mal00,>mal00,>mal02,>mal02,>mal02,>mal02,>mal02,>mal02
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.byte >mal02,>mal02,>mal02,>mal02,>mal02,>mal02,>mal02,>mal02
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.byte >mal02,>mal02,>mal02,>mal02,>mal02,>mal02,>mal02,>mal02
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.byte >mal02,>mal02,>mal02,>mal02,>mal02,>mal02,>mal02,>mal00
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mah_pattern:
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.byte >mal00,>mal00,>mah02,>mah03,>mah04,>mah05,>mah04,>mah07
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.byte >mah04,>mah05,>mah10,>mah11,>mah04,>mah05,>mah04,>mah07
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.byte >mah04,>mah05,>mah10,>mah11,>mah04,>mah05,>mah04,>mah07
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.byte >mah04,>mah05,>mah10,>mah11,>mah10,>mah11,>mah30,>mal00
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mbl_pattern:
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.byte >mbl00,>mbl01,>mbl02,>mbl01,>mbl00,>mbl01,>mbl00,>mbl07
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.byte >mbl00,>mbl01,>mbl10,>mbl11,>mbl00,>mbl01,>mbl00,>mbl07
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.byte >mbl00,>mbl01,>mbl10,>mbl11,>mbl00,>mbl01,>mbl22,>mbl23
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.byte >mbl00,>mbl01,>mbl10,>mbl11,>mbl10,>mbl11,>mbl01,>mbl00
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mbh_pattern:
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.byte >mbh00,>mbh01,>mbh00,>mbh01,>mbh04,>mbh05,>mbh04,>mbh07
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.byte >mbh08,>mbh05,>mbh10,>mbh11,>mbh04,>mbh05,>mbh04,>mbh07
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.byte >mbh08,>mbh05,>mbh10,>mbh11,>mbh04,>mbh05,>mbh22,>mbh23
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.byte >mbh08,>mbh05,>mbh10,>mbh11,>mbh10,>mbh11,>mbh30,>mal00
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mcl_pattern:
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.byte >mal00,>mal00,>mal00,>mcl03,>mcl04,>mcl05,>mcl04,>mcl07
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.byte >mcl08,>mcl09,>mcl10,>mcl11,>mcl04,>mcl05,>mcl04,>mcl07
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.byte >mcl08,>mcl09,>mcl10,>mcl11,>mcl04,>mcl05,>mcl22,>mcl23
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.byte >mcl08,>mcl09,>mcl10,>mcl11,>mcl10,>mcl11,>mcl30,>mal00
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mch_pattern:
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.byte >mal00,>mal00,>mal00,>mch03,>mch04,>mch05,>mch04,>mch07
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.byte >mch08,>mch09,>mch10,>mch11,>mch04,>mch05,>mch04,>mch07
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.byte >mch08,>mch09,>mch10,>mch11,>mch04,>mch05,>mch22,>mch23
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.byte >mch08,>mch09,>mch10,>mch11,>mch10,>mch11,>mch30,>mal00
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mnl_pattern:
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.byte >mal00,>mal00,>mal00,>mnl03,>mnl04,>mnl05,>mnl04,>mnl07
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.byte >mnl04,>mnl05,>mnl10,>mnl11,>mnl04,>mnl05,>mnl04,>mnl07
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.byte >mnl04,>mnl05,>mnl10,>mnl11,>mnl04,>mnl05,>mnl04,>mnl07
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.byte >mnl04,>mnl05,>mnl10,>mnl11,>mnl10,>mnl11,>mnl30,>mal00
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mnh_pattern:
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.byte >mnh00,>mnh01,>mnh02,>mnh03,>mnh04,>mnh05,>mnh04,>mnh07
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.byte >mnh08,>mnh09,>mnh10,>mnh11,>mnh04,>mnh05,>mnh04,>mnh07
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.byte >mnh08,>mnh09,>mnh10,>mnh11,>mnh04,>mnh05,>mnh04,>mnh23
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.byte >mnh08,>mnh09,>mnh10,>mnh11,>mnh10,>mnh11,>mnh30,>mal00
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.align $100
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mal00:
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.incbin "music/mock.al.00"
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mal02:
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.incbin "music/mock.al.02"
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mah02:
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.incbin "music/mock.ah.02"
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mah03:
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.incbin "music/mock.ah.03"
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mah04:
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.incbin "music/mock.ah.04"
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mah05:
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.incbin "music/mock.ah.05"
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mah07:
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.incbin "music/mock.ah.07"
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mah10:
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.incbin "music/mock.ah.10"
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mah11:
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.incbin "music/mock.ah.11"
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mah30:
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.incbin "music/mock.ah.30"
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mbl00:
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.incbin "music/mock.bl.00"
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mbl01:
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.incbin "music/mock.bl.01"
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mbl02:
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.incbin "music/mock.bl.02"
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mbl07:
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.incbin "music/mock.bl.07"
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mbl10:
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.incbin "music/mock.bl.10"
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mbl11:
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.incbin "music/mock.bl.11"
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mbl22:
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.incbin "music/mock.bl.22"
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mbl23:
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.incbin "music/mock.bl.23"
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mbh00:
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.incbin "music/mock.bh.00"
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mbh01:
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.incbin "music/mock.bh.01"
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mbh04:
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.incbin "music/mock.bh.04"
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mbh05:
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.incbin "music/mock.bh.05"
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mbh07:
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.incbin "music/mock.bh.07"
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mbh08:
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.incbin "music/mock.bh.08"
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mbh10:
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.incbin "music/mock.bh.10"
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mbh11:
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.incbin "music/mock.bh.11"
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mbh22:
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.incbin "music/mock.bh.22"
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mbh23:
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.incbin "music/mock.bh.23"
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mbh30:
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.incbin "music/mock.bh.30"
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mcl03:
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.incbin "music/mock.cl.03"
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mcl04:
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.incbin "music/mock.cl.04"
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mcl05:
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.incbin "music/mock.cl.05"
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mcl07:
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.incbin "music/mock.cl.07"
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mcl08:
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.incbin "music/mock.cl.08"
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mcl09:
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.incbin "music/mock.cl.09"
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mcl10:
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.incbin "music/mock.cl.10"
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mcl11:
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.incbin "music/mock.cl.11"
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mcl22:
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.incbin "music/mock.cl.22"
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mcl23:
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.incbin "music/mock.cl.23"
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mcl30:
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.incbin "music/mock.cl.30"
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mch03:
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.incbin "music/mock.ch.03"
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mch04:
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.incbin "music/mock.ch.04"
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mch05:
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.incbin "music/mock.ch.05"
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mch07:
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.incbin "music/mock.ch.07"
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mch08:
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.incbin "music/mock.ch.08"
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mch09:
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.incbin "music/mock.ch.09"
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mch10:
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.incbin "music/mock.ch.10"
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mch11:
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.incbin "music/mock.ch.11"
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mch22:
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.incbin "music/mock.ch.22"
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mch23:
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.incbin "music/mock.ch.23"
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mch30:
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.incbin "music/mock.ch.30"
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mnl03:
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.incbin "music/mock.nl.03"
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mnl04:
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.incbin "music/mock.nl.04"
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mnl05:
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.incbin "music/mock.nl.05"
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mnl07:
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.incbin "music/mock.nl.07"
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mnl10:
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.incbin "music/mock.nl.10"
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mnl11:
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.incbin "music/mock.nl.11"
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mnl30:
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.incbin "music/mock.nl.30"
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mnh00:
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.incbin "music/mock.nh.00"
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mnh01:
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.incbin "music/mock.nh.01"
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mnh02:
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.incbin "music/mock.nh.02"
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mnh03:
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.incbin "music/mock.nh.03"
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mnh04:
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.incbin "music/mock.nh.04"
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mnh05:
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.incbin "music/mock.nh.05"
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mnh07:
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.incbin "music/mock.nh.07"
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mnh08:
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.incbin "music/mock.nh.08"
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mnh09:
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.incbin "music/mock.nh.09"
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mnh10:
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.incbin "music/mock.nh.10"
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mnh11:
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.incbin "music/mock.nh.11"
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mnh23:
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.incbin "music/mock.nh.23"
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mnh30:
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.incbin "music/mock.nh.30"
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