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USER CONFIGURABLE SETTINGS
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Function
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Label
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Position
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| »
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Factory configured - do not alter
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W1
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Pins 2 & 3 closed
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| »
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I/O port address selected at 3XX
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W3
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Pins 2 & 3 closed
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I/O port address selected at 2XX
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W3
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Pins 1 & 2 closed
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| »
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Factory configured - do not alter
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W4
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N/A
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| »
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Factory configured - do not alter
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W7
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Pins 1 & 2 closed
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| »
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Non-Maskable Interrupt selected (NMI)
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W10
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Pins 1 & 2 closed
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Interrupt request selected (IRQ)
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W10
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Pins 2 & 3 closed
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| »
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CRTC Vertical interrupt enabled
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W12/G
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Closed
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CRTC Vertical interrupt disabled
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W12/G
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Open
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| »
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Operation in PC-XT slot 8 disabled
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W13
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Open
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Operation in PC-XT slot 8 enabled
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W13
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Closed
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| »
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Emulation disabled
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SW1/5
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Off
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Emulation enabled
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SW1/5
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On
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| »
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Factory configured - do not alter
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SW1/6
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Off
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