93E3: A694 lda #94 ; Load in A 93E5: AC push dsr ; push dsr on stack 93E6: 7180 ldp #80 ; Load into paging register 93E8: C18B7E cmpa 8B7E ; cmp ram with a 93EB: 2712 jreq $93FF ; Jump if Z = 1 (equal) 93ED: CD5700 call 5700 93F0: 8B lda dsr ; Load dsr in a 93F1: 7E swap(x) ; Swap nibbles 93F2: BE6B ldx 006B 93F4: 89 pushx ; Push x onto the Stack 93F5: AE96 ldx #96 ; Load in X 93F7: BF6B stx 006B ; Store x in... 93F9: CD6DC9 call 6DC9 93FC: 85 popx ; Pop x from the Stack 93FD: BF6B stx 006B ; Store x in... 93FF: AF pop dsr ; pop dsr from stack 9400: 81 rts ; Return from subroutine