Changes
CRTC
,/* CRTC Differences */
|12||Display Start Address (High)||Read/Write||Write Only||Write Only||Read/Write||(note 2)
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|13||Display Start Address (Low)||Read/Write||Write Only||Write Only ||Read/Write||(note 2)
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|14||Cursor Address (High)||Read/Write||Read/Write||Read/Write||Read/Write||(note 2) ***check
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|15||Cursor Address (Low) ||Read/Write ||Read/Write ||Read/Write ||Read/Write ||(note 2) **check
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|16||Light Pen Address (High) ||Read Only ||Read Only ||Read Only ||Read Only ||(note 2) **check
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|17||Light Pen Address (High) ||Read Only ||Read Only ||Read Only ||Read Only ||(note 2) **check
|-
|}
