?? asmsy44.asm
字號:
;實驗名稱: 步進電機模擬實驗
ASTEP EQU 01H
BSTEP EQU 02H
CSTEP EQU 04H
DSTEP EQU 08H
DLY_C EQU 60H
ORG 0000H
AJMP STEP
ORG 0030H
STEP: MOV DLY_C,#10H
JMP LOOP
LOOP:
MOV A,#ASTEP
CPL A
MOV P2,A
CALL DELAY
MOV A,#ASTEP+BSTEP
CPL A
MOV P2,A
CALL DELAY
MOV A,#BSTEP
CPL A
MOV P2,A
CALL DELAY
MOV A,#BSTEP+CSTEP
CPL A
MOV P2,A
CALL DELAY
MOV A,#CSTEP
CPL A
MOV P2,A
CALL DELAY
MOV A,#CSTEP+DSTEP
CPL A
MOV P2,A
CALL DELAY
MOV A,#DSTEP
MOVX @DPTR,A
CALL DELAY
MOV A,#DSTEP+ASTEP
CPL A
MOV P2,A
CALL DELAY
MOV A,DLY_C
DEC A
CJNE A,#1,NN1
INC A
NN1:MOV DLY_C,A
LJMP LOOP
LOOP1:
MOV A,#ASTEP+BSTEP
CPL A
MOV P2,A
CALL DELAY
MOV A,#BSTEP+CSTEP
CPL A
MOV P2,A
CALL DELAY
MOV A,#CSTEP+DSTEP
CPL A
MOV P2,A
CALL DELAY
MOV A,#DSTEP+ASTEP
CPL A
MOV P2,A
CALL DELAY
MOV A,DLY_C
DEC A
CJNE A,#2,NN2
INC A
NN2: MOV DLY_C,A
JMP LOOP1
LOOP2:
MOV A,#DSTEP
CPL A
MOV P2,A
CALL DELAY
MOV A,#CSTEP
CPL A
MOV P2,A
CALL DELAY
MOV A,#BSTEP
CPL A
MOV P2,A
CALL DELAY
MOV A,#ASTEP
CPL A
MOV P2,A
CALL DELAY
MOV A,DLY_C
DEC A
CJNE A,#3,NN3
INC A
NN3: MOV DLY_C,A
JMP LOOP2
DELAY: MOV R6,DLY_C
DD1:MOV R5,68H
DD2:MOV R7,#0
DJNZ R7,$
DJNZ R5,DD2
DJNZ R6,DD1
RET
END
?? 快捷鍵說明
復制代碼
Ctrl + C
搜索代碼
Ctrl + F
全屏模式
F11
切換主題
Ctrl + Shift + D
顯示快捷鍵
?
增大字號
Ctrl + =
減小字號
Ctrl + -