31 lines
347 B
Plaintext
31 lines
347 B
Plaintext
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dma0:
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rep #$10 : .xl
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sep #$20 : .as
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lda dma_mode
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sta $4300
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lda dma_b_reg
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sta $4301
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lda dma_a_bank
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ldx dma_a_addr
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stx $4302
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sta $4304
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ldx dma_len
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stx $4305
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lda #$01
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sta $420b
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rts
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setup_hdma:
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sep #$20 : .as
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rep #$10 : .xl
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stz $420b
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stz $420c
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; lda #$06
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; sta $420c ;enable HDMA ch. 1+2
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stz $4200 ;disable V-BLANK NMI
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rts
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