【正文】 。讀鍵盤，將所得的鍵值放入上行列表GUANMEN:MOV PCAOCPM0,42H MOV XBR0,08H MOV XBR2,40H SETB PEFBE MOV PCAOCPH0,XXH 。 MOV TMOD,01010001B REPEAT: MOV TH1 MOV TL1 MOV TH0,0FCH MOV TL0,18H CLR MOV IE,88H SETB TR1 SETB TR0LONG1: CLR C MOV DOTR,7FFEH MOVX A,@DPTR MOV R2,A SUBB A,00H JC GE LCALL LIUHONGGE: MOV A,R2 LCALL LIUHONG JNB TF0,$ CLR TF0 JBC F0,ELSE1 SETB MOV TH0,FCH MOV TL0,18H CLR SJMP LONG1ELSE1:MOV PCAOCPH0,80HYUNXING:MOV A,XXH MOV DPTR,00H MOVX @DPTR,A INC DPTR 。R0 MOV A,XXH MOVX @DPTR,A。R1 INC DPTR MOV R1,61H MOV A,@R1 MOVX @DPTR,A 。R2 INC DPTR MOV A,XXH MOVX @DPTR,A 。R3 INC DPTR MOV A,XXH MOVX @DPTR,A 。R4 INC DPTR MOV A,XXH MOVX @DPTR,A。R5 MOV DPTR,000FH MOVX @DPTR,A 。寫入控制寄存器YUN: LCALL PID。 對轉(zhuǎn)速進行PID算法 LCALL POUT。對頻率進行監(jiān)控，從而達到控制轉(zhuǎn)速 MOV TMOD，01010001BMOV TH1, MOV TL1, MOV TH0,0FCH MOV TL0,018H CLR MOV IE,88H SETB TR1 SETB TR0LONG2: MOV A,0H MOV A,P0 JB ,ONE JB ,TWO JB ,THREE JB ,FOUR JB ,FIVE JB ,SIX JB ,SEVEN JB ,NIGHT MOV A,P1 JB ,NINE JB ,TEN JB ,ELEVEN JB ,TWELEVE JB ,THIRTEENLONG3: MOV A,0H MOV DPTR,7FFEH MOV A,@DPTR JZ WO MOV R2,A SUBB A,1CH JZ ENDD MOV A,R2 CLR C MOV R2,A SUBB A,0DH JC CHEN LCALL LIUHONGCHEN: MOV A,R2 LCALL LIUHONGWO: J NB TF0,$ CLR TF0 JBC F0,ELSE2 SETB MOV TH0,0FCH MOV TL0,18H CLR SJMP LONG2ELSE2:LCALL CAIYANG :對轉(zhuǎn)速進行監(jiān)控 LJMP YUNONE : MOV DPTR,7FFFH MOV A,09H MOVX @DPTR,A MOV R7,0DH MOV A,06H MOV DPTR,7FFEHONE1:MOVX @DPTR,A DJNZ R7,ONE1 LCALL OPEN MOV A,R5 JZ YUNXING LJMP WOTWO :MOV DPTR,7FFFH MOV A,09H MOVX @DPTR,A MOV R7,0DH MOV A, MOV DPTR,7FFEHTWO1: MOVX @DPTR,A DJNZ R7,TWO1 LCALL OPEN MOV A,R5 JZ YUNXING LJMP WOTHREE: MOV DPTR,7FFFH MOV A,09H MOVX @DPTR,A MOV R7,0DH MOV A,4FH MOV DPTR,7FFEHTHREE1: MOVX @DPTR,A DJNZ R7,THREE1 LCALL OPEN MOV A,R5 JZ YUNXING LJMP WOFOUR: MOV DPTR,7FFFH MOV A,09H MOVX @DPTR,A MOV R7,0DH MOV A,66H MOV DPTR,7FFEHFOUR1: MOVX @DPTR,A DJNZ R7,FOUR1 LCALL OPEN MOV A,R5 JZ YUNXING LJMP WOFIVE: MOV DPTR,7FFFH MOV A,09H MOVX @DPTR,A MOV R7,0DH MOV A,6DH MOV DPTR,7FFEHFIVE1: MOVX @DPTR,A DJNZ R7,FIVE1 LCALL OPEN MOV A,R5 JZ YUNXING LJMP WOSIX: MOV DPTR,7FFFH MOV A,09H MOVX @DPTR,A MOV R7,0DH MOV A,7DH MOV DPTR,7FFEHSIX1: MOVX @DPTR,A DJNZ R7,SIX1 LCALL OPEN MOV A,R5 JZ YUNXING LJMP WOSEVEN: MOV DPTR,7FFFH MOV A,09H MOVX @DPTR,A MOV R7,0DH MOV A,07H MOV DPTR,7FFEHSEVEN1: MOVX @DPTR,A DJNZ R7,SEVEN1 LCALL OPEN MOV A,R5 JZ YUNXING LJMP WO EIGHT: MOV DPTR,7FFFH MOV A,09H MOVX @DPTR,A MOV R7,0DH MOV A,07H MOV DPTR,7FFEHEIGHT1: MOVX @DPTR,A DJNZ R7,EIGHT1 LCALL OPEN MOV A,R5 JZ YUNXING LJMP WO NINE: MOV DPTR,7FFFH MOV A,09H MOVX @DPTR,A MOV R7,0DH MOV A,67H MOV DPTR,7FFEHNINE1: MOVX @DPTR,A DJNZ R7,NINE1 LCALL OPEN MOV A,R5 JZ YUNXING LJMP WO TEN: MOV DPTR,7FFFH MOV A,09H MOVX @DPTR,A MOV R7,0DH MOV A,7CH MOV DPTR,7FFEHTEN1: MOVX @DPTR,A DJNZ R7,TEN1 LCALL OPEN MOV A,R5 JZ YUNXING LJMP WO ELEVEN: MOV DPTR,7FFFH MOV A,09H MOVX @DPTR,A MOV R7,0DH MOV A,39H MOV DPTR,7FFEHELEVEN1: MOVX @DPTR,A DJNZ R7,ELEVEN1 LCALL OPEN MOV A,R5 JZ YUNXING LJMP WOTWELEVE: MOV DPTR,7FFFH MOV A,09H MOVX @DPTR,A MOV R7,0DH MOV A,5EH MOV DPTR,7FFEHTWELEVE1: MOVX @DPTR,A DJNZ R7,TWELEVE1 LCALL OPEN MOV A,R5 JZ YUNXING LJMP WO THIRTEEN: MOV DPTR,7FFFH MOV A,09H MOVX @DPTR,A MOV R7,0DH MOV A,79H MOV DPTR,7FFEHTHIRTEEN1: MOVX @DPTR,A DJNZ R7,THIRTEEN1 LCALL OPEN MOV A,R5 JZ YUNXING LJMP WO ENDD: MOV DPTR,0000H MOVA A,00H MOVX @DPTR,A 。R0 INC DPTR MOVX @DPTR,A 。R1 INC DPTR MOVX @DPTR,A 。R2 INC DPTR MOVX @DPTR,A 。R3 INC DPTR MOVX @DPTR,A 。R4 INC DPTR MOVX @DPTR,A 。R5 MOV DPTR,000FH MOV @DPTR,A LCALL DELAY1。延時1s MOV DPTR，0000H MOV A，XXH MOVX @DPTR，A。R0 INC DPTR MOV A,XXH MOVX @DPTR，A。R1 INC DPTR MOV A,03H MOVX @DPTR，A。R2 INC DPTR MOV A,XXH MOVX @DPTR，A。R3 INC DPTR MOV A,XXH MOVX @DPTR, A。R4 INC DPTR MOV A,XXH MOVX @DPTR, A。R5 INC DPTR MOV A,XXH MOV DPTR,000FH