MCS-51单片机应用子程序：　7.1.2浮点数压栈

FLTPUS: POP ACC MOV R2,A POP ACC MOV R3,A MOV A,@R0 PUSH ACC INC R0 MOV A,@R0 PUSH ACC INC R0 MOV A,@R0 PUSH ACC DEC R0 DEC R0 MOV A,R3 PUSH ACC MOV A,R2 PUSH ACC RET