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https://github.com/option8/gp2io.git
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22 lines
470 B
ArmAsm
22 lines
470 B
ArmAsm
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ORG $300
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LDY #$7F
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LOOPTY JSR TWIDDLE
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DEY
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BNE LOOPTY
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RTS
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TWIDDLE LDA #$21
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JSR PRINTCHAR
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LDA #$2F
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JSR PRINTCHAR
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LDA #$2D
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JSR PRINTCHAR
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LDA #$1C
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PRINTCHAR JSR $FDED
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LDA #$AA
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JSR $FCA8
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LDA #$88
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JSR $FDED
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RTS
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