片機(jī)課程設(shè)計(jì)--步進(jìn)電機(jī)角度控制-文庫吧資料
2025-06-12 06:46本頁面
【正文】 ALL BJ1 MOV 54H,01H MOV 55H,01H RET BJF: MOV 57H,00H 。給個正傳標(biāo)志 ACALL BJZ NT: ACALL DIS AJMP BEGIN INK1: ACALL DL1MS MOV DPTR,7F02H MOVX A,DPTR ANL A,03H CJNE A,03H,INK2 AJMP BEGIN INK2: MOV DPTR,7F00H MOV A,0FEH MOVX DPTR,A MOV DPTR,7F02H MOVX A,DPTR JNB ,KEY2 JNB ,KEYCLR MOV DPTR,7F00H MOV A,0FDH MOVX DPTR,A MOV DPTR,7F02H MOVX A,DPTR JNB ,KEY4 JNB ,KEYSET MOV DPTR,7F00H MOV A,0FBH MOVX DPTR,A MOV DPTR,7F02H MOVX A,DPTR JNB ,KEY5 JNB ,KEYSTART MOV DPTR,7F00H MOV A,0F7H MOVX DPTR,A MOV DPTR,7F02H MOVX A,DPTR JNB ,KEY7 JNB ,KEY0 LJMP STTK KEYCLR: MOV 54H,00H LJMP STTK KEYSTART: MOV 54H,01H LJMP STTK KEYSET: MOV 60H,50H MOV 61H,51H MOV 62H,52H MOV 63H,53H MOV 50H,00H MOV 51H,00H MOV 52H,00H MOV 53H,00H LJMP STTK KEY0: MOV A,00H ACALL PUTBUF ACALL DIS LJMP STTK KEY2: MOV A,02H ACALL PUTBUF ACALL DIS LJMP STTK KEY4: MOV A,04H ACALL PUTBUF ACALL DIS LJMP STTK KEY5: MOV A,05H ACALL PUTBUF ACALL DIS LJMP STTK KEY7: MOV A,07H ACALL PUTBUF ACALL DIS LJMP STTK PUTBUF: PUSH 00H PUSH ACC MOV R1,3 MOV R0,52H PUTBUF0:MOV A,R0 INC R0 MOV R0,A DEC R0 DEC R0 DJNZ R1,PUTBUF0 POP ACC MOV 50H,A POP 00H RET DIS: PUSH ACC PUSH 00H PUSH 03H MOV R0,50H MOV R3,0F7H AA2: MOV A,R0 MOV DPTR,A1 MOVC A,A+DPTR MOV DPTR,7F01H MOVX DPTR,A MOV DPTR,7F00H MOV A,R3 MOVX DPTR,A ACALL DL1MS MOV A,R3 JNB ,AA3 RR A MOV R3,A INC R0 AJMP AA2 AA3: POP 03H POP 00H POP ACC RET STTK: ACALL DIS MOV DPTR,7F00H MOV A,00H MOVX DPTR,A
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鄂ICP備17016276號-1