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43125: Routine at A875
43125 PUSH HL Stash HL and BC on the stack.
43126 PUSH BC
43127 LD C,E C=E.
43128 LD B,8 B=8.
43130 LD DE,(43121) DE=*43121.
43134 LD HL,(43123) HL=*43123.
43137 LD A,E A=E.
43138 AND %01001000 Keep only bits 3, 6.
43140 ADD A,56 A+=56.
43142 RLA RLA.
43143 RLA
43144 RL H Rotate H left.
43146 RL L Rotate L left.
43148 RL D Rotate D left.
43150 RL E Rotate E left.
43152 DJNZ 43137 Decrease counter by one and loop back to 43137 until counter is zero.
43154 LD (43121),DE Write DE to *43121.
43158 LD (43123),HL Write HL to *43123.
43161 LD A,E A=E.
43162 LD E,C E=C.
43163 LD D,0 D=0.
43165 LD HL,0 HL=0000.
43168 LD B,8 B=8.
43170 ADD HL,HL HL+=HL.
43171 RLC A Rotate A left (with carry).
43173 JR NC,43176 Jump to 43176 if the result is greater than or equal to 8.
43175 ADD HL,DE HL+=DE.
43176 DJNZ 43170 Decrease counter by one and loop back to 43170 until counter is zero.
43178 LD A,H A=H.
43179 POP BC Restore BC and HL from the stack.
43180 POP HL
43181 RET Return.
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