Changes
|#FBDF||?||[[Amstrad Serial Interface]] 8253 Timer Modus Select|| - ||Write
|-
|#FBxx+0||?||CPCI [[Real Time Clock]] Index (DIY)||-||Write|-|#FBxx+1||?||CPCI [[Real Time Clock]] Data (DIY)||Read||Write
|-
|#FBE0 - #FBE3||?||[[Dk'tronics Real Time Clock]]||?||?
