Code block address: F61D   Length: 13  M:1 X:0 called by: DD3C
00F61D    3C51100408    bbc     #0x04, 0x1051, 0xf62a           ; Call target from DD3C ; Engine Running
00F622    ADC811        lda     al, 0x11c8
00F625    C940          cmp     al, #0x40
00F627    B00A          bcs     0xf633
00F629    60            rts     

Code block address: F62A   Length: 9  M:1 X:0 called by: F61D
00F62A    1C211001      clb     #0x01, 0x1021                   ; Branch target from F61D
00F62E    1C221001      clb     #0x01, 0x1022
00F632    60            rts     

Code block address: F633   Length: 32  M:1 X:0 called by: F627
00F633    78            sei                                     ; Branch target from F627
00F634    1C511004      clb     #0x04, 0x1051 ; Engine Running
00F638    1C201080      clb     #0x80, 0x1020
00F63C    1C971102      clb     #0x02, 0x1197
00F640    1C1B1002      clb     #0x02, 0x101b
00F644    9C971100      ldm     #0x00, 0x1197
00F648    9CCE1000      ldm     #0x00, 0x10ce
00F64C    A2FF14        ldx     #0x14ff
00F64F    9A            txs     
00F650    4CD395        jmp     0x95d3