FLTCMP: MOV A,@R0 XRL A,@R1 JNB ACC.7,CMP2 MOV A,@R0 RLC A MOV A,#0FFH RET CMP2: MOV A,@R1 MOV C,ACC.6 MOV ACC.7,C MOV B,A MOV A,@R0 MOV C,ACC.7 MOV F0,C MOV C,ACC.6 MOV ACC.7,C CLR C SUBB A,B JZ CMP6 RLC A JNB F0,CMP5 CPL C CMP5: MOV A,#0FFH RET CMP6: INC R0 INC R0 INC R1 INC R1 CLR C MOV A,@R0 SUBB A,@R1 MOV B,A DEC R0 DEC R1 MOV A,@R0 SUBB A,@R1 DEC R0 DEC R1 ORL A,B JZ CMP7 JNB F0,CMP7 CPL C CMP7: RET