課程設(shè)計報告---步進電機角度控制（mc51系統(tǒng)）-預(yù)覽頁
【正文】 CALL BUF ACALL DIS AJMP STTKKEY7: MOV A,07H ACALL BUF ACALL DIS AJMP STTKBUF: PUSH 00H CJNE R4,01H,BUF1 MOV 40H,50H MOV 41H,51H MOV 42H,52H MOV 43H,53H MOV 53H,A MOV 52H,43H MOV 51H,42H MOV 50H,41HBUF1: POP 00H RET JISUAN子程序本設(shè)計設(shè)計了一個JISUAN子程序，用來計算轉(zhuǎn)動設(shè)定角度所需的拍數(shù)，存儲在R3中。記錄已循環(huán)的次數(shù) MOV R1,00H。記錄已循環(huán)的次數(shù) MOV R1,00H。CJNE R4,02H,J3 MOV R3,00H MOV A,51H MOV B,100 MUL AB MOV 31H,A MOV A,B MOV 30H,A MOV A,52H MOV B,10 MUL AB MOV 32H,A CLR C MOV A,53H ADD A,32H ADD A,31H MOV 31H,A MOV A,00H ADDC A,30H MOV 30H,A CJNE A,01H,J1 MOV R3,44H INC 31H JMP J2J1: CJNE A,02H,J2 MOV R3,88H INC 31H INC 31HJ2: MOV A,31H MOV B,15 DIV AB MOV B,4 MUL AB ADD A,R3 MOV R3,AJ3: RETBUJIN: MOV 60H,50H MOV R2,00H。記錄已執(zhí)行的拍數(shù) MOV DPTR,L2 MOV A,R0 CJNE A,00H,BU1BU0: MOV R0,00H MOV DPTR,L2BU1: MOV B,R0 MOV A,B MOVC A,A+DPTR MOV P1,A INC R1 CALL DLIMS MOV A,R1 CLR C SUBB A,R3 JC BU2 MOV R1,00H INC R2 MOV R5,0FHYSB: ACALL DLIMS DJNZ R5,YSB MOV A,R2 CJNE A,60H,BU2 JMP BU3BU2: INC R0 MOV A,R0 CJNE A,08H,BU1 SJMP BU0L2:DB 90H,80H,0C0H,40H,60H,20H,30H,10HBU3: RETAA1:DB 0FCH,60H,0DAH,0F2H,66H,0B6H,0BEH,0E0H,0FEH,0F6H,0EEH,3EH,9CH,7AH,9EH,8EH DLIMS: MOV R7,0FHDL0: MOV R6,0FFHDL1: DJNZ R6,DL1 DJNZ R7,DL0 RETDELAY: MOV R5,0FFHLP1: DJNZ R5,LP1 RETSTTK: ACALL DIS MOV DPTR,7F01H MOV A,00H MOVX DPTR,A MOV DPTR,7F02H MOVX A,DPTR ANL A,06H CJNE A,06H,STTK AJMP BEGIN END
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鄂ICP備17016276號-1