mirror of
https://github.com/deater/dos33fsprogs.git
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92 lines
1.3 KiB
Plaintext
92 lines
1.3 KiB
Plaintext
14 * 256 = 3.5k, 4.2s
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* 5 =17.5k, 21s
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compact=11
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11*256=2.75k
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* 6 = 16.5k, 25s
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30 unique tracks
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64*4=256
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0=A_low
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1=A_high (half)
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2=B_low
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3=B_high (half)
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4=C_low
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5=C_high (half)
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6=Noise (5bits)
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7=enable
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8=A_amp (4+envelope)
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9=B_amp (4+envelope)
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10=C_amp (4+envelope)
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11=EnvelopeL
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12=EnvelopeH
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13=Envelope_Shape (half)
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0 1 0 1 2 3 2 4
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5 6 7 8 9 10 9 11
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12 13 14 15 19 16 17 18
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20 21 22 23 24 25 30 26
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27 28 29
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35 segments = 64*3= 192 bytes each, 3.2s*35 = 112 1:52s
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; Possible solution
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; Text message transition
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; if 15%, can decode 6 frames for each one played?
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;
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2:07
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:30 to start of actual music
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:43 start upbeat
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1:30 end of second blank spot
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loop
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cyc APPLE II logo (pixel transition)
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cyc AGT FROGYSUE
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BOOK w GUN
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STARBASE
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cyc ESCAPE
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message about book?
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cyc BOOK
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cyc CREDITS
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4*11*256=11k
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Memory Map
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~~~~~~~~~~
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0000-00ff zero page
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0100-01ff stack
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0200 fake store for graphics update
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0201-02ff ?????
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0300-03ff nibble table, irq vectors
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0400-07FF lores page1
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0800-0bff lores page2
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0c00-0fff (used as page3)
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1400-16ff Loader
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1700-???? executable (30976 bytes)
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9000-bfff audio buffer
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c000-cfff I/O
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d000-ffff ROM
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Size:
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base+music+a2intro = 10k (compress to 6k)
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+ missing = additional 10k
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missing = 20k, comment out displaycode 12k, so 8k of display code
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