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Disable OAM DMA in ROM
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@ -988,8 +988,11 @@ ScreenOff sta Mirror_PPU_CTRL_REG2 ;save bits for later but not in registe
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lda #$00
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lda #$00
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jsr InitScroll
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jsr InitScroll
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jsr OAM_ADDR_W ;reset spr-ram address register
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jsr OAM_ADDR_W ;reset spr-ram address register
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lda #$02 ;perform spr-ram DMA access on $0200-$02ff
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jsr SPR_DMA_W
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; PPU harness just reads from $200 before calling the NMI task
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; lda #$02 ;perform spr-ram DMA access on $0200-$02ff
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; jsr SPR_DMA_W
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ldx VRAM_Buffer_AddrCtrl ;load control for pointer to buffer contents
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ldx VRAM_Buffer_AddrCtrl ;load control for pointer to buffer contents
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lda VRAM_AddrTable_Low,x ;set indirect at $00 to pointer
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lda VRAM_AddrTable_Low,x ;set indirect at $00 to pointer
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sta $00
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sta $00
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