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tiny optimization
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@ -189,8 +189,7 @@ interrupt {
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ldx #4
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ldx #4
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- ldy #0
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- ldy #0
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- lda (cx16.r0),y
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- lda (cx16.r0),y
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sec
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eor #$80 ; convert to signed 8-bit
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sbc #128 ; convert to signed
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sta cx16.VERA_AUDIO_DATA
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sta cx16.VERA_AUDIO_DATA
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iny
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iny
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bne -
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bne -
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