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單片機(jī)課程設(shè)計(jì)--步進(jìn)電機(jī)角度控制(存儲(chǔ)版)

  

【正文】 0100HMAIN: MOV 50H,00H 。四、 程序代碼實(shí)驗(yàn)一:按鍵設(shè)置為 0 1 7 8 E F A B程序: ORG 0000H LJMP MAIN ORG 0100HMAIN: MOV 50H,00H MOV 51H,00H MOV 52H,00H MOV 53H,00H MOV R5,53H。3. 掌握直流電機(jī)的速度控制和測(cè)試方法。3. 實(shí)現(xiàn):(1) 定義鍵盤(pán)按鍵:5個(gè)數(shù)字鍵;3個(gè)功能鍵:設(shè)置SET、清零CLR、開(kāi)始START;(2) 顯示器上第一位顯示次數(shù),后三位顯示每次行走的角度;(3) 通過(guò)鍵盤(pán)的按鍵,設(shè)置步進(jìn)電機(jī)各次的角度值;按動(dòng)SET鍵后,開(kāi)始設(shè)置:第一位設(shè)置次數(shù),后三位設(shè)置角度值,再按動(dòng)SET置入;可連續(xù)置入的角度。 MOV DPTR,7F00H MOV A,0FDH MOVX DPTR,A MOV DPTR,7F02H MOV A,DPTR JNB ,KEY1 JNB ,KEYF MOV DPTR,7F00H MOV A,0FBH MOVX DPTR,A MOV DPTR,7F02H MOV A,DPTR JNB ,KEY7 JNB ,KEYA MOV DPTR,7F00H MOV A,0FBH MOVX DPTR,A MOV DPTR,7F02H MOVX A,DPTR JNB ,KEY8 JNB ,KEYB。角度百位 MOV 53H,00H 。角度十位 MOV 62H,00H 。START=0 CJNE A,01H,NT 。轉(zhuǎn)動(dòng)角數(shù)據(jù)處理 MOV R0,52H 。轉(zhuǎn)R1次*15AAA2: MOV R0,04H 。標(biāo)志位區(qū)反 AJMP AAA1FX: MOV DPTR,L4 。標(biāo)志位區(qū)反 AJMP AAA1ZX: MOV DPTR,L2 。十位 MOV A,R0 ADD A,52H MOV B,0AH CLR C MUL AB MOV R0,50H 。正轉(zhuǎn)標(biāo)志 ACALL BJ1 MOV 40H,50H MOV 41H,51H MOV 42H,52H MOV 43H,53H MOV 50H,60H MOV 51H,61H MOV 52H,62H MOV 53H,63H MOV 57H,01H 。電機(jī)運(yùn)動(dòng)及正反轉(zhuǎn)判斷 CJNE A,01H,TEST1 。正反轉(zhuǎn)標(biāo)志位 MOV 58H,01H 。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。(2) 鍵入7(次數(shù))45(角度值)鍵入SET設(shè)置完畢,鍵入START步進(jìn)電機(jī)轉(zhuǎn)動(dòng)45度7次;停止后鍵入CLR返回零位;每個(gè)過(guò)程都必須有相關(guān)的顯示。2. 熟悉鍵盤(pán)控制和七段數(shù)碼管的使用。(4) 按START鍵啟動(dòng)步進(jìn)電機(jī)開(kāi)始轉(zhuǎn)動(dòng),到位后停止;按CLR鍵清零步進(jìn)電機(jī)回原位。KEY0: MOV DPTR,7F00H MOV A,00H MOVX DPTR,A ACALL PUTBUF ACALL DIS AJMP STTKKEY1: MOV DPTR,7F01H MOV A,00H MOVX DPTR,A ACALL PUTBUF ACALL DIS AJMP STTKKEY7: MOV DPTR
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