motor.lst

北航的教材配套单片机实验程序和原理图. 还包括操作系统(UCOS)的移植过程.串口调试助手等.

A51 MACRO ASSEMBLER  MOTOR                                                                11/24/2003 14:15:25 PAGE     1


MACRO ASSEMBLER A51 V6.12
OBJECT MODULE PLACED IN motor.OBJ
ASSEMBLER INVOKED BY: C:\Keil\C51\BIN\A51.EXE motor.asm DB

LOC  OBJ            LINE     SOURCE

                       1     ;;实验7参考程序:MOTOR.ASM。步进马达实验
0000                   2             ORG  0
0000 2100              3             AJMP    STEPPING
0100                   4             ORG      100H
0100 908000            5     STEPPING:MOV    DPTR,#8000H
0103 7403              6             MOV     A,#03     ;A、B两相同时通电
0105 F4                7             CPL     A
0106 F0                8             MOVX    @DPTR,A
0107 12012D            9             LCALL   DELY
010A 12012D           10             LCALL   DELY
010D 7406             11             MOV     A,#06     
010F F4               12             CPL     A
0110 F0               13             MOVX    @DPTR,A    ;B、C两相同时通电
0111 12012D           14             LCALL   DELY
0114 12012D           15             LCALL   DELY 
0117 740C             16             MOV     A,#0CH      ;C、D两相同时通电
0119 F4               17             CPL     A
011A F0               18             MOVX    @DPTR,A
011B 12012D           19             LCALL   DELY
011E 12012D           20             LCALL   DELY
0121 7409             21             MOV     A,#09      ;D、A两相同时通电
0123 F4               22             CPL     A
0124 F0               23             MOVX    @DPTR,A
0125 12012D           24             LCALL   DELY
0128 12012D           25             LCALL  DELY
012B 2100             26             AJMP   STEPPING 
012D 7F02             27     DELY:   MOV    R7,#02H     ; 延时子程序
012F 7E20             28     SS1:    MOV    R6,#020H
0131 7DFF             29     SS2:    MOV    R5,#0FFH
0133 DDFE             30     SS3:    DJNZ   R5,SS3
0135 DEFA             31             DJNZ   R6,SS2
0137 DFF6             32             DJNZ   R7,SS1
0139 22               33             RET
                      34             END
                             
                             
A51 MACRO ASSEMBLER  MOTOR                                                                11/24/2003 14:15:25 PAGE     2

SYMBOL TABLE LISTING
------ ----- -------


N A M E             T Y P E  V A L U E   ATTRIBUTES

DELY . . . . . . .  C ADDR   012DH   A   
SS1. . . . . . . .  C ADDR   012FH   A   
SS2. . . . . . . .  C ADDR   0131H   A   
SS3. . . . . . . .  C ADDR   0133H   A   
STEPPING . . . . .  C ADDR   0100H   A   


REGISTER BANK(S) USED: 0 


ASSEMBLY COMPLETE.  0 WARNING(S), 0 ERROR(S)