Main Index Routine Index Memory Index Previous Page Next Page Routine $037F: Decrypt code area [$0420-$046D] (bit shift), [$79]:=-3 (#params to copy in $0587 routine). JSR from $078B, Jump from $0383: 037F: 3E 20 04 ROL $0420,X ; Bit shift 0382: CA DEX 0383: 10 FA BPL $037F 0385: CA DEX 0386: CA DEX 0387: 86 79 STX $79 ; Set number of parameters to copy in $0587 routine (negative, usually $FD=-3) 0389: 60 RTS Previous Page / Next Page