tiny optimization

This commit is contained in:
Irmen de Jong 2023-07-02 06:13:22 +02:00
parent aac5a4c27f
commit 0f6a98751a

View File

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