mirror of
https://github.com/deater/dos33fsprogs.git
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68 lines
847 B
ArmAsm
68 lines
847 B
ArmAsm
FISH_SAMPLE = $D000
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FISH_LENGTH = 17 ; $11
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BOAT_SAMPLE = $E100
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BOAT_LENGTH = 20 ; $14
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play_fish:
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; only avail if language card
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lda SOUND_STATUS
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and #SOUND_IN_LC
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beq done_play_fish
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; switch in language card
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; read/write RAM $d000 bank 1
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bit $C083
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bit $C083
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; call the btc player
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lda #<FISH_SAMPLE
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sta BTC_L
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lda #>FISH_SAMPLE
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sta BTC_H
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ldx #FISH_LENGTH
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jsr play_audio
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; read ROM/no-write
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bit $c082
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done_play_fish:
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rts
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play_boat:
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; only avail if language card
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lda SOUND_STATUS
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and #SOUND_IN_LC
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beq done_play_boat
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; switch in language card
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; read/write RAM $d000 bank 1
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bit $C083
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bit $C083
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; call the btc player
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lda #<BOAT_SAMPLE
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sta BTC_L
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lda #>BOAT_SAMPLE
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sta BTC_H
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ldx #BOAT_LENGTH
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jsr play_audio
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; read ROM/no-write
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bit $c082
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done_play_boat:
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rts
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