Changes
8255
,/* PPI Port B */
|4||LK4||Screen Refresh Rate ("1"=50Hz, "0"=60Hz)||Set to "1"=50Hz (but ignored by the KC BIOS, which always uses 50Hz even if LK4 is changed)
|-
|3||LK3|| rowspan="3" |Distributor ID, see [[LK -selectable Brand Names]] for details. Usually set to [[Amstrad]], [[Awa]], or [[Schneider]]||Purpose unknown (set to "1")
|-
|2||LK2||Manufacturer ID bit2||Purpose unknown (set to "0")
