基于單片機(jī)的步進(jìn)電機(jī)的控制課程報(bào)告畢業(yè)論文(編輯修改稿)
2025-07-17 12:42 本頁面
【文章內(nèi)容簡介】 79H MOV R5,7AH CJNE R5,0,Z2 DEC 7AH MOV R5,7BH CJNE R5,0,Z3 DEC 7BH MOV R5,7CH CJNE R5,0,Z4 LJMP MAINZ1: DEC 79H LJMP ZHENZ2: DEC 7AH LJMP ZHENZ3: DEC 7BH LJMP ZHENZ4: DEC 7CH LJMP ZHENFAN: MOV P1,09H ；反轉(zhuǎn)部分 ACALL DELAY MOV P1,0CH ACALL DELAY MOV P1,06H ACALL DELAY MOV P1,03H ACALL DELAY ANL 79H,0FH ANL 7AH,0FH ANL 7BH,0FH ANL 7CH,0FH LCALL DIR LCALL DIR MOV R5,79H CJNE R5,0,F1 DEC 79H MOV R5,7AH CJNE R5,0,F2 DEC 7AH MOV R5,7BH CJNE R5,0,F3 DEC 7BH MOV R5,7CH CJNE R5,0,F4 LJMP MAINF1: DEC 79H LJMP FANF2: DEC 7AH LJMP FANF3: DEC 7BH LJMP FANF4: DEC 7CH LJMP FANDELAY: MOV R7,0FFHDELAY10: MOV R6,7DHDELAY11: MOV R5,7DHDELAY12: DJNZ R6,DELAY12DELAY13: DJNZ R5,DELAY13 DJNZ R7,DELAY10 RETDIR: MOV R0,79H ；顯示子程序 MOV R3,01HDI0: MOV DPTR,TEP MOV A,@R0 MOVC A,@A+DPTR CPL A MOV DPTR,0FFDCH MOVX @DPTR,A MOV A,R3 MOV DPTR,0FFDDH MOVX @DPTR,A ACALL DELAY1 INC R0 MOV A,R3 JB ,DI1 RL A MOV R3,A AJMP DI0DI1: RETTEP: DB 3FH,06H,5BH,4FH,66H,6DH DB 7DH,07H,7FH,6FH,77H,7CH DB 39H,5EH,79H,71H, 00HDELAY1: MOV R7,02H ；顯示延時(shí)10ms子程序DE1: MOV R6,0FFHDE2: DJNZ R6,DE2 DJNZ R7,DE1 RET ；按鍵子程序
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