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17 lines
615 B
Plaintext
17 lines
615 B
Plaintext
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NEW
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AUTO 3,1
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.LIST OFF
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*--------------------------------------
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IO.IIC.RDVBLMSK .EQ $C041 R, B7=1: VBL interrupts enabled
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*--------------------------------------
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* The action taken for the soft switches
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* from $C058 ... $C05F is only taken if access
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* has first been enabled by writing to IOUDISOFF ($C07F).]
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*--------------------------------------
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IO.IIC.DISVBL .EQ $C05A W, Disable VBL interrupts
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IO.IIC.ENVBL .EQ $C05B W, Enable VBL interrupts
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IO.IIC.CLRVBLIRQ .EQ $C070 R, Clear the VBL interrupt condition
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*--------------------------------------
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MAN
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SAVE INC/IO.IIC.I
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