家用電器定時控制器設(shè)計-資料下載頁
2025-06-03 09:13本頁面
【正文】 CJNE A,0AH,JUMP MOV 34H,00H CALL DELAY LJMP DISP2 //設(shè)置秒十位 SH: MOV A,36H INC A MOV 36H,A CJNE A,06H,JUMP MOV 36H,00H CALL DELAY LJMP DISP2 //設(shè)置秒個位 SL: MOV A,37H INC A MOV 37H,A CJNE A,0AH,JUMP MOV 37H,00H CALL DELAY LJMP DISP2 JUMP: LCALL DELAY LJMP DISP2 。顯示當(dāng)前置數(shù)值 JUMP2: LJMP CLEAR 。定時過程中清零 JUMP3: LJMP KEYBOARD 。定時過程中暫停 JUMP4: LJMP EXIT //開啟中斷 BEGIN: MOV TMOD, 02H 。方式 2, 定時器 MOV TH0, T100us MOV TL0, T100us MOV IE, 10000010B 。EA=1, IT0 = 1 SETB TR0 。開始定時 MOV C100us, HIGH(TICK) MOV C100us+1, LOW(TICK) //等待進(jìn)入中斷 WAIT: SJMP WAIT //中斷程序 T0INT: PUSH PSW MOV A, C100us+1 JNZ GOON DEC C100us GOON: DEC C100us+1 MOV A, C100us ORL A, C100us+1 JNZ JUMP4 。100us 記數(shù)器不為 0, 返回 MOV C100us, HIGH(TICK) 。HIGH(Tick) MOV C100us+1, LOW(TICK) 。LOW(Tick) 。100us 記數(shù)器為 0, 重置記數(shù)器 //開始定時 TIMING: SETB RT MOV C,RT CPL C JC JUMP2 。判斷清零按鍵是否按下 SETB ST MOV C,ST CPL C JC JUMP3 。判斷暫停按鍵是否按下 MOV A,37H DEC A MOV 37H,A CJNE A,0FFH,DISP3 MOV 37H,09H MOV A,36H DEC A MOV 36H,A CJNE A,0FFH,DISP3 MOV 36H,05H MOV A,34H DEC A MOV 34H,A CJNE A,0FFH,DISP3 MOV 34H,09H MOV A,33H DEC A MOV 33H,A CJNE A,0FFH,DISP3 MOV 33H,05H MOV A,31H DEC A MOV 31H,A CJNE A,0FFH,DISP3 MOV 31H,09H MOV A,30H DEC A MOV 30H,A CJNE A,0FFH,DISP3 MOV 30H,05H LJMP HELP //延時程序 DELAY: MOV R6, 0 MOV R7, 0 DELAYLOOP: DJNZ R7, DELAYLOOP DJNZ R6, DELAYLOOP RET //顯示定時 DISP3: MOV R0, DBUF0 MOV R1, TEMP MOV R2, 8 DP30: MOV DPTR,SEGTAB MOV A, @R0 MOVC A, @A+DPTR MOV @R1, A INC R0 INC R1 DJNZ R2, DP30 MOV R0, TEMP MOV R1, 8 DP32: MOV R2, 8 MOV A, @R0 DP33: RLC A MOV DIN, C CLR CLK SETB CLK DJNZ R2, DP33 INC R0 DJNZ R1, DP32 EXIT: POP PSW RETI //顯示定時結(jié)束后的 HELP 界面 HELP: MOV 30H,10H。\ MOV 31H,10H。\ MOV 32H,15H。H MOV 33H,16H。E MOV 34H,17H。L MOV 35H,18H。P MOV 36H,10H。\ MOV 37H,10H。\ DISP4: MOV R0,DBUF0 MOV R1,TEMP MOV R2,8 DP40: MOV DPTR,SEGTAB MOV A,@R0 MOVC A,@A+DPTR MOV @R1,A INC R0 INC R1 DJNZ R2,DP40 MOV R0,TEMP MOV R1,8 DP42: MOV R2,8 MOV A,@R0 DP43: RLC A MOV DIN,C CLR CLK SETB CLK DJNZ R2,DP43 INC R0 DJNZ R1,DP42 //定時結(jié)束后間隔閃燈 FLASH: SETB LED MOV A, 0FEH。11111110 MOV R5, 8 OUTPUT: MOV P2, A RL A LCALL DELAY DJNZ R5, OUTPUT SJMP FLASH SEGTAB: DB 3FH,06H,5BH,4FH,66H,6DH 。0,1,2,3,4,5 DB 7DH,07H,7FH,6FH,77H,7CH 。6,7,8,9,A,B DB 00H,00H,00H,00H 。\,\,\,\ DB 00H,00H,00H,00H,40H 。\,\,\,\, DB 76H,79H,38H,73H,40H 。H,E,L,P, EN
畢業(yè)設(shè)計相關(guān)推薦
鄂ICP備17016276號-1