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Likewise Spell-Master has two banks of ROM code but it somewhat unconventionally pages in six more banks of dictionary data. It uses static bank addressing (relative only to the current card slot) which also needed to be converted to fully relative addressing prior to inclusion: SpellMaster Spell-Master Fix Patches
XY-Modem was able to fit within some unused space in the top bank of Spell-Master, but it needed to be recompiled with a new org address to achieve this.
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