Changes
/* I/O Port Summary */
|-
|#F8F4||?||[[Music Machine]] ADC Read||Read|| -
|-
|#F8F5||?||[[ARA Video Digitizer]] - Read Sync Signal (bit0)||Read|| -
|-
|#F8F8||?||[[Music Machine]] ADC Start|| - ||Write
|-
|#F9E7||?||RS Port - [[IDE8255]]||?||?
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|#F9F5||?||[[ARA Video Digitizer]] - Reset 10bit Config Value|| - ||Write
|-
|#F9F7||?||[[Grafpad II|Hegotron grafpad II]]||?||?
|-
|#FAEF||?||[[Kempston Mouse]] - Mouse Buttons||Read||-
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|#FAF5||?||[[ARA Video Digitizer]] - Read Capture Data||Read|| -
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|#FAF5||?||[[ARA Video Digitizer]] - Increment 10bit Config Value|| - ||Write
|-
|#FB7E||%xxxxx0x1 0xxxxxx0||[[765 FDC]] (internal) Status Register||Read|| -
|-
|#FBF0 - #FBFF||?||[[Otten & Fecht 1 MB RAM-Disc]]||Read||Write
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|#FBF5||?||[[ARA Video Digitizer]] - Invoke Video Capture|| - ||Write
|-
|#FBF6||?||[[Vortex Disc Drives]] 765 FDC (Vortex,ext) Status Register||Read|| -
