【正文】 。SS2_1: INC 33H MOV A,33H CJNE A,9,ZHUAN2 。8*250MS=2S MOV 33H,0 LJMP ZHUAN3ZHUAN2: LJMP HDJZHUAN3: INC CENGSS3: MOV A,CENG CJNE A,02H,SS4 MOV P0,4FH JB ,SS3_1 INC 34H MOV A,34H CJNE A,1,SSX3_1 CLR SSX3_1: CJNE A,2,SSX3_2 SETB SSX3_2: CJNE A,16,SSX3_3 CLR SSX3_3: CJNE A,17,ZHUAN2 MOV 34H,0 SETB SETB SS3_1: INC 35H MOV A,35H CJNE A,9,ZHUAN2 MOV 35H,0 INC CENGSS4: MOV A,CENG CJNE A,03H,SS5 MOV P0,66H JB ,SS4_1 INC 36H MOV A,36H CJNE A,1,SSX4_1 CLR SSX4_1: CJNE A,2,SSX4_2 SETB SSX4_2: CJNE A,16,SSX4_3 CLR SSX4_3: CJNE A,17,ZHUAN2 MOV 36H,0 SETB SETB SS4_1: INC 37H MOV A,37H CJNE A,9,ZHUAN2 MOV 37H,0 INC CENG SS5: MOV A,CENG CJNE A,04H,SS6 MOV P0,6DH JB ,SS5_1 INC 38H MOV A,38H CJNE A,1,SSX5_1 CLR SSX5_1: CJNE A,2,SSX5_2 SETB SSX5_2: CJNE A,16,SSX5_3 CLR SSX5_3: CJNE A,17,ZHUAN4 MOV 38H,0 SETB SETB SS5_1: INC 39H MOV A,39H CJNE A,9,ZHUAN4 MOV 39H,0 INC CENGSS6: MOV A,CENG CJNE A,05H,SS7 MOV P0,7DH JB ,SS6_1 INC 3AH MOV A,3AH CJNE A,1,SSX6_1 CLR SSX6_1: CJNE A,2,SSX6_2 SETB SSX6_2: CJNE A,16,SSX6_3 CLR SSX6_3: CJNE A,17,ZHUAN4 MOV 3AH,0 SETB SETB SS6_1: INC 3BH MOV A,3BH CJNE A,9,ZHUAN4 MOV 3BH,0 INC CENGSS7: MOV A,CENG CJNE A,06H,SS8 MOV P0,07H JB ,SS7_1 INC 3CH MOV A,3CH CJNE A,1,SSX7_1 CLR SSX7_1: CJNE A,2,SSX7_2 SETB SSX7_2: CJNE A,16,SSX7_3 CLR SSX7_3: CJNE A,17,ZHUAN4 MOV 3CH,0 SETB LJMP ZHUAN5ZHUAN4: LJMP HDJZHUAN5: SETB SS7_1: INC 3DH MOV A,3DH CJNE A,9,ZHUAN4 MOV 3DH,0 INC CENGSS8: MOV P0,7FH JB ,SS8_1 INC 3EH MOV A,3EH CJNE A,1,SSX8_1 CLR SSX8_1: CJNE A,2,SSX8_2 SETB SSX8_2: CJNE A,16,SSX8_3 CLR SSX8_3: CJNE A,17,ZHUAN4 MOV 3EH,0 SETB SETB SS8_1: SETB F0XIAJIANG: MOV P3,75H 。 MOV A,CENG CJNE A,07H,XJ6 JB 00H,XJ6_2 MOV P0,07H INC 3FH MOV A,3FH CJNE A,9,ZHUAN4 MOV 3FH,0XJ6_2: JB ,XJ6_1 SETB 00H INC 40H MOV A,40H CJNE A,1,XJX6_1 CLR XJX6_1: CJNE A,2,XJX6_2 SETB XJX6_2: CJNE A,16,XJX6_3 CLR XJX6_3: CJNE A,17,ZHUAN4 SETB MOV 40H,0 CLR 00H SETB XJ6_1: DEC CENGXJ6: MOV A,CENG CJNE A,06H,XJ5 JB 01H,XJ5_2 MOV P0,7DH INC 41H MOV A,41H CJNE A,9,ZHUAN6 MOV 41H,0XJ5_2: JB ,XJ5_1 SETB 01H INC 42H MOV A,42H CJNE A,1,XJX5_1 CLR XJX5_1: CJNE A,2,XJX5_2 SETB XJX5_2: CJNE A,16,XJX5_3 CLR XJX5_3: CJNE A,17,ZHUAN6 SETB MOV 42H,0 CLR 01H SETB XJ5_1: DEC CENGXJ5: MOV A,CENG CJNE A,05H,XJ4 JB 02H,XJ4_2 MOV P0,6DH INC 43H MOV A,43H CJNE A,9,ZHUAN6 MOV 43H,0XJ4_2: JB ,XJ4_1 SETB 02H INC 44H MOV A,44H CJNE A,1,XJX4_1 CLR XJX4_1: CJNE A,2,XJX4_2 SETB XJX4_2: CJNE A,16,XJX4_3 LJMP ZHUAN7ZHUAN6: LJMP HDJZHUAN7: CLR XJX4_3: CJNE A,17,ZHUAN6 SETB MOV 44H,0 CLR 02H SETB XJ4_1: DEC CENGXJ4: MOV A,CENG CJNE A,04H,XJ3 JB 03H,XJ3_2 MOV P0,66H INC 45H MOV A,45H CJNE A,9,ZHUAN6 MOV 45H,0XJ3_2: JB ,XJ3_1 SETB 03H INC 46H MOV A,46H CJNE A,1,XJX3_1 CLR XJX3_1: CJNE A,2,XJX3_2 SETB XJX3_2: CJNE A,16,XJX3_3 CLR XJX3_3: CJNE A,17,ZHUAN6 SETB MOV 46H,0 CLR 03H SETB XJ3_1: DEC CENGXJ3: MOV A,CENG CJNE A,03H,XJ2 JB 04H,XJ2_2 MOV P0,4FH INC 47H MOV A,47H CJNE A,9,HDJ MOV 47H,0XJ2_2: JB ,XJ2_1 SETB 04H INC 48H MOV A,48H CJNE A,1,XJX2_1 CLR XJX2_1: CJNE A,2,XJX2_2 SETB XJX2_2: CJNE A,16,XJX2_3 CLR XJX2_3: CJNE A,17,HDJ SETB MOV 48H,0 CLR 04H SETB XJ2_1: DEC CENGXJ2: MOV A,CENG CJNE A,02H,XJ1 JB 05H,XJ1_2 MOV P0,5BH INC 49H MOV A,49H CJNE A,9,HDJ MOV 49H,0XJ1_2: JB ,XJ1_1 SETB 05H INC 4AH MOV A,4AH CJNE A,1,XJX1_1 CLR XJX1_1: CJNE A,2,XJX1_2 SETB XJX1_2: CJNE A,16,XJX1_3 CLR XJX1_3: CJNE A,17,HDJ SETB MOV 4AH,0 CLR 05H SETB XJ1_1: DEC CENGXJ1: MOV P0,06H INC 4BH MOV A,4BH CJNE A,9,HDJ MOV 4BH,0 DEC CENG CLR F0HDJ: RETI。。10MS的延時子程序。。。YS10MS: MOV R6,20YS10MS_1: MOV R7,248 NOP DJNZ R7,$ DJNZ R6,YS10MS_1 RET。。。結(jié)束。。。 END 第 33 –頁 共33