片機課程設(shè)計--步進電機角度控制-文庫吧
2025-05-15 06:46 本頁面
【正文】 MOVX A,@DPTR JNB ,KEY8 JNB ,KEYB 。 KEY0: MOV DPTR,7F00H MOV A,00H MOVX @DPTR,A ACALL PUTBUF ACALL DIS AJMP STTK KEY1: MOV DPTR,7F01H MOV A,00H MOVX @DPTR,A ACALL PUTBUF ACALL DIS AJMP STTK KEY7: MOV DPTR,7F07H MOV A,00H MOVX @DPTR,A ACALL PUTBUF ACALL DIS AJMP STTK KEY8: MOV DPTR,7F08H MOV A,00H MOVX @DPTR,A ACALL PUTBUF ACALL DIS AJMP STTK KEYA: MOV DPTR,7F0AH MOV A,00H MOVX @DPTR,A ACALL PUTBUF ACALL DIS AJMP STTK KEYB: MOV DPTR,7F0BH MOV A,00H MOVX @DPTR,A ACALL PUTBUF ACALL DIS AJMP STTK KEYE: MOV DPTR,7F0EH MOV A,00H MOVX @DPTR,A ACALL PUTBUF ACALL DIS AJMP STTK KEYF: MOV DPTR,7F0FH MOV A,00H MOVX @DPTR,A ACALL PUTBUF ACALL DIS AJMP STTK 。 PUTBUF: PUSH 00H PUSH ACC MOV A,R5 MOV R0,A POP ACC MOV @R0,A DEC R5 CJNE R5,4FH,GOBACK MOV R5,53H GOBACK: POP 00H RET DIS: PUSH ACC PUSH 00H PUSH 03H PUSH DPH PUSH DPL MOV R0,50H MOV R3,F7H AA2: MOV A,@R0 MOV DPTR,AA1 MOVC A,@A+DPTR MOV DPTR,7F01H MOVX @DPTR,A MOV DPTR,7F02H MOVX @DPTR,R3 ACALL DL1MS MOV A,R3 JNB ,AA3 RR A MOV R3,A INC R0 AJMP AA2 AA3: POP DPL POP DPH POP 03H POP 00H POP ACC RET AA1: DB 3FH,06H,5BH,4FH,66H,6DH,7DH,07H DB 7FH,6FH,77H,7CH,39H,5EH,79H,71H 。 DL1MS: MOV R7,01H DL0: MOV R6,0FFH DL1: DJNZ R6,DL1 DJNZ R7,DL0 RET 。 STTK: ACALL DIS MOV DPTR,7F00H MOV A,00H MOVX @DPTR,A MOV DPTR,7F02H MOV A,@DPTR ANL A,03H CJNE A,03H,STTK AJMP BEGIN END 。 實驗二： 程序： ORG 0000H LJMP MAIN ORG 0100H MAIN: MOV 50H,00H 。角度個位 MOV 51H,00H 。角度十位 MOV 52H,00H 。角度百位 MOV 53H,00H 。轉(zhuǎn)次數(shù) MOV 54H,00H 。START
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鄂ICP備17016276號-1