智能化的液體點滴速度監(jiān)測與控制裝置畢業(yè)論文-資料下載頁
2025-06-26 05:03本頁面
【正文】 1。邊沿觸發(fā)SETB EX1。開外部中斷1SETB EA 。使能總中斷SETB TR1 。開始計時MOV TL0,00HMOV TH0,00HSETB TR0 。開始計數(shù)MOV R5,0AHMOV R6,0FFHMOV R7,78HMOV R0, MC1CLR MOV SDDD,64HMOV CJDD,78HMOV MC1,78HMOV MC2,00HMOV MC3,00HMOV MC4,00HMOV MC5,00HMOV MC6,00HMOV MC7,00HMOV MC8,00HMOV MC9,00HMOV MC10,00HLOOP:MOV A,MC1ADD A,MC2ADD A,MC3ADD A,MC4ADD A,MC5ADD A,MC6ADD A,MC7ADD A,MC8ADD A,MC9ADD A,MC10MOV CJDD,ALCALL JPCLMOV R2,CJDDLCALL SJCL 。數(shù)據(jù)處理程序 LCALL DISPLAY 。調(diào)用數(shù)碼管顯示子程序LCALL DIANJIAJMP LOOPT1:PUSH PSWPUSH ACCDJNZ R7,TC1MOV R7,78HMOV @R0,TL0INC R0MOV TL0,00HMOV TH0,00HCJNE R0,3BH,TC1MOV R0, MC1TC1:MOV TL1,0B0H MOV TH1,3CHPOP ACCPOP PSWRETIINT1:PUSH PSWPUSH ACCSETB POP ACCPOP PSWRETIJPCL:JB K_ENTER,QUIT LCALL K_DELAYJB K_ENTER,QUITLOOP2:MOV R2,SDDDLCALL SJCLLCALL DISPLAYJB K_JIA,QUIT1 LCALL K_DELAYJB K_JIA,QUIT1LCALL JIAQUIT1:JB K_JIAN,QUIT0 LCALL K_DELAYJB K_JIAN,QUIT0LCALL JIANQUIT0:DJNZ R5,LOOP2MOV R5,0AHDJNZ R6,LOOP2QUIT:MOV R5,0AHMOV R6,0FFHRETJIA:MOV A,SDDDINC AMOV SDDD,ACJNE A,96H,TC2MOV SDDD,14HTC2:MOV R5,00AHMOV R6,0FFHRETJIAN:MOV A,SDDDDEC AMOV SDDD,ACJNE A,14H,TC3MOV SDDD,96HTC3:MOV R5,0AHMOV R6,0FFH RETK_DELAY:SETB SETB MOV R5,0C8HJOOP1: MOV R4,0FFHJOOP2: DJNZ R4,JOOP2 DJNZ R5,JOOP1CLR CLR RETSJCL:MOV A,R2MOV B,64HDIV ABMOV XS1,AMOV A,0AHXCH A,BDIV ABMOV XS2,AMOV XS3,BRETDIANJI:CLR CMOV A,CJDDCJNE A,SDDD,LOOP3 CLR CLR AJMP TC4LOOP3:JC LOOP4SUBB A,SDDDCJNE A,05H,LOOP5AJMP TC4LOOP5:JC TC4CLR SETB AJMP TC4LOOP4:MOV A,SDDDSUBB A,CJDDCJNE A,05H,LOOP6AJMP TC4LOOP6:JC TC4SETB CLR TC4:RETDISPLAY:MOV DPTR,DISTABMOV R3,01HMOV R1, XS1DPLOP: MOV A,@R1MOVC A,@A+DPTRMOV P2,R3MOV P0,AMOV A,R3RL AMOV R3,AINC R1LCALL DS1MCJNE R3,08H,DPLOPMOV P0,000H 。一次顯示結(jié)束，P0口復(fù)位MOV P2,000H 。P2口復(fù)位RETDS1M:SETB SETB MOV R7,05HJOOP0: MOV R6,64HJOOP: DJNZ R6,JOOPDJNZ R7,JOOP0CLR CLR RET。數(shù)碼管TABDISTAB: DB 03FH 。0 DB 006H 。1 DB 05BH 。2 DB 04FH 。3 DB 066H 。4 DB 06DH 。5 DB 07DH 。6 DB 007H 。7 DB 07FH 。8 DB 06FH 。9 DB 000H 。NONEEND33 共3
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