Main Index Routine Index Memory Index Previous Page Next Page [$0723-$0724] = 50 FE : not used ??? (RL6 code area) I suspect this is used for adjusting the codesegment checksum of [$0402-$047C,$0500-$07FE] (odd addresses skipped) that is calculated and checked in a $0415 routine addon. RapidLok-Reference: --- : --- Previous Page / Next Page