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https://github.com/jborza/emu6502.git
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19 lines
236 B
NASM
19 lines
236 B
NASM
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LDX #$00
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LDY #$00
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firstloop:
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TXA
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STA $0200,Y
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PHA
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INX
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INY
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STA $0200,Y
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INY
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PHA
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CPY #$20
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BNE firstloop ;loop until Y is $10
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secondloop:
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PLA
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STA $0200,Y
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INY
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CPY #$40 ;loop until Y is $20
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BNE secondloop
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