12345.lst

本程序是单片机课程设计(数字电压表),程序已在硬件上测试通过

A51 MACRO ASSEMBLER  12345                                                                10/26/2007 22:59:47 PAGE     1


MACRO ASSEMBLER A51 V7.08a
OBJECT MODULE PLACED IN 12345.OBJ
ASSEMBLER INVOKED BY: D:\studysoft\Keil\C51\BIN\A51.EXE 12345.asm SET(SMALL) DEBUG EP

LOC  OBJ            LINE     SOURCE

                       1                                                             
0000                   2                     org     0000h
0000                   3     START:          ;MOV    30h,#00H
                       4                     ;MOV    31h,#00H
                       5                     ;MOV    32h,#00H
0000 9000A2            6                     MOV     DPTR,#TABLE             ;送段码表首地址
0003 753500            7                     MOV 35H, #00H
0006 D2B4              8                     SETB    P3.4
0008 D2B5              9                     SETB    P3.5
000A C2B6             10                     CLR     P3.6                    ;选择ADC0808的通道3
                      11     
000C C2B2             12     WAIT:           CLR     p3.2
000E D2B2             13                     SETB    p3.2
0010 C2B2             14                     CLR     p3.2                            ;启动转换
0012 30B1FD           15                     JNB     p3.1,$                  ;等醋