2020-07-16 05:56:26 +00:00
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2020-07-16 22:52:04 +00:00
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;============================
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; click the speaker
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;============================
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; FIXME: make it last longer?
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2020-07-16 05:56:26 +00:00
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click_speaker:
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2020-07-16 22:52:04 +00:00
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lda SOUND_STATUS
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bmi done_click
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2020-07-16 05:56:26 +00:00
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bit $c030
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done_click:
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rts
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2020-07-17 13:39:27 +00:00
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long_beep:
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ldy #235
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bne do_beep
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short_beep:
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ldy #40
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bne do_beep
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2020-07-16 05:56:26 +00:00
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;===========================
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; BEEP (inlined)
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;===========================
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2020-07-17 13:39:27 +00:00
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do_beep:
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2020-07-16 22:52:04 +00:00
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lda SOUND_STATUS
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bmi done_beep
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2020-07-16 05:56:26 +00:00
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sty tone_smc+1
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; BEEP
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; repeat 30 times
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lda #30 ; 2
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tone1_loop:
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tone_smc:
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ldy #24 ; 2
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loopC: ldx #6 ; 2
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loopD: dex ; 1
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bne loopD ; 2
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dey ; 1
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bne loopC ; 2
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bit SPEAKER ; 3 ; click speaker
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sec ; 1
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sbc #1 ; 2
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bne tone1_loop ; 2
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; Try X=6 Y=21 cycles=757
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; Try X=6 Y=24 cycles=865
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; Try X=7 Y=235 cycles=9636
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done_beep:
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rts
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