mov.w   @(h'C4,pc), r0 ; [00047694] = h'FFFFAB8A
mov.b   @r0, r0
tst     #h'80, r0	;decide whether target or cold AFR map is used?
bf/s    loc_475EC
add     #4, r15
mov.l   @(h'14,r15), r1
mov.w   @(h'B2,pc), r3 ; [0004768E] = h'FFFF85EA
mov.l   r1, @-r15
mov.l   @(h'C4,pc), r6 ; [000476A4] = h'7D46	;axis 2??
mov.l   @(h'C8,pc), r5 ; [000476A8] = h'7D22	;axis 1??
mov.l   @(h'CC,pc), r4 ; [000476B0] = h'6D25	;normal AFR table;
mov.w   @(h'AA,pc), r2 ; [00047690] = h'4F54	;sub_4F54 is another table reader
jsr     @r2 ; sub_4F54			;probably with interpolation, too
mov.b   @r3, r7
bra     loc_475FE      ;skip to next part
nop

loc_475EC:		;get AFR from cold map ?
mov.l   @(h'14,r15), r1
mov.l   r1, @-r15
mov.w   @(h'9A,pc), r3 ; [0004768E] = h'FFFF85EA
mov.l   @(h'B0,pc), r6 ; [000476A4] = h'7D46	;uses same axes as table 6D25
mov.l   @(h'B0,pc), r5 ; [000476A8] = h'7D22
mov.l   @(h'BC,pc), r4 ; [000476B4] = h'6E25	;cold AFR?
mov.w   @(h'94,pc), r2 ; [00047690] = h'4F54
jsr     @r2 ; sub_4F54
mov.b   @r3, r7

loc_475FE:	;both branches meet here and continue