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35 lines
576 B
ArmAsm
35 lines
576 B
ArmAsm
linking_noise = $d000
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LINKING_NOISE_LENGTH = 43
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;============================
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; play the linking noise
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;============================
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play_link_noise:
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lda SOUND_STATUS
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bmi done_link_noise
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; only avail if language card
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and #SOUND_IN_LC
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beq done_link_noise
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; switch in language card
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; read RAM, no write, $d000 bank 1
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bit $C088
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; call the btc player
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lda #<linking_noise
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sta BTC_L
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lda #>linking_noise
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sta BTC_H
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ldx #LINKING_NOISE_LENGTH ; 45 pages long???
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jsr play_audio
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; restore rom, no write, $d000 bank 1
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bit $c08A
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done_link_noise:
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rts
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