Changes

Default I/O Port Summary

No change in size, 14 May
/* I/O Port Mapping */
|'''Hardware device'''||'''Address'''||'''Read/Write'''||'''b15'''||'''b14'''||'''b13'''||'''b12'''||'''b11'''||'''b10'''||'''b9'''||'''b8'''
|-
|Gate ArrayPAL||&7F||Write Only||0||1||-||-||-||-||-||-
|-
|PALGate Array||&7F||Write Only||0||-||-||-||-||-||-||-
|-
|CRTC||&BC-&BF||Read/Write||-||0||-||-||-||-||r1||r0
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