單片機課程設計--步進電機角度控制(參考版)
2025-01-19 11:27本頁面
【正文】 后4拍 CPL A MOV 58H,AAAA1: MOV A,00H MOVC A,A+DPTR MOV P1,A ACALL DL1M INC DPTR PUSH DPH PUSH DPL DEC R5 MOV 53H,R5 ACALL DIS INC R5 POP DPL POP DPH DJNZ R0,AAA1 DJNZ R1,AAA2 ACALL DL2MS DJNZ R5,AAA3 MOV 53H,56HBACK: POP 03H RETL1: DB 01H,03H,02H,06HL2: DB 04H,0CH,08H,09HL3: DB 09H,08H,0CH,04HL4: DB 06H,02H,03H,01H DL1M: MOV R7,05HDL2: MOV R6,0FFHDL3: DJNZ R6,DL3 DJNZ R7,DL2 RETDL2MS: MOV R7,0FFHDL4: MOV R6,0FFHDL5: DJNZ R6,DL5 DJNZ R7,DL4 RET END設計流程圖 開始8255初始化檢測是否有 N按鍵按下 Y檢測是否有 轉動電位SET鍵按下 Y 器調角度 N 檢測START Y 根據(jù)保存的 N 檢測C鍵鍵是否按下 數(shù)據(jù)依次轉 是否按下 動步進電機N Y 檢測CLR N 保存所調的 鍵是否按下 角度數(shù)據(jù) Y根據(jù)保存的數(shù)據(jù)依次反轉步進電機。前4拍 CPL A MOV 58H,A 。后4拍 CPL A MOV 58H,A AJMP AAA1FZ: MOV A,58H CJNE A,01H,FX 。前4拍 CPL A MOV 58H,A 。步距4拍 MOV A,57H CJNE A,01H,FZ MOV A,58H CJNE A,01H,ZX 。要轉A次15 MOV 59H,A MOV R0,53H MOV 56H,53H MOV A,R0 CJNE A,00H,AAA4 MOV 54H,00H MOV 55H,00H AJMP BACKAAA4: MOV R5,53HAAA3: MOV R1,59H 。個位 ADD A,R0 。n次15的一個分量 MOV R0,51H 。百位 MOV A,R0 MOV B,6H 。反轉標志 ACALL BJ1 MOV 50H,00H MOV 51H,00H MOV 52H,00H MOV 53H,00H MOV 54H,00H MOV 55H,00H RET BJ1: PUSH 03H 。正轉標志 ACALL BJ1 MOV 54H,01H MOV 55H,01H RETBJF: MOV 57H,00H 。給個正傳標志 ACALL BJZNT:
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鄂ICP備17016276號-1