3735智能調(diào)光大功率電子鎮(zhèn)流器的設(shè)計畢業(yè)設(shè)計(參考版)
2025-08-10 10:53本頁面
【正文】 ******************************************************K_DELAY: MOV R6, 250DL20MS: MOV R7, 200 DJNZ R7, $ DJNZ R6, DL20MS RETTABLE: DB 0FCH,60H,0DAH,0F2H,66H,0B6H,0BEH,0E0H,0FEH,0F6H,00HENDIntelligent dimming the design of highpower electronic ballastsPhysics and Electrical and Mechanical Engineering CollegeElectronic information engineering200402102 (student) Shen Hanfeng (name)The instructor: Professor Ren ZhiShan[Abstract] Dimming Ballast IR21592based Intelligent dimming electronic ballast design of highpower, singlechip microputer system with AT20C51 control 21592 dimming control voltage input DIM, the system also includes active power factor correction modules, it Ballast performance achieve high power electronic ballasts for the performance indicators, and is based on strong and weak natural light automatic dimming, according to the length of time set for dimming, dimming of the three manual mode dimming, dimming the three models may require mutual switch. The design of China39。******************************************************。R4為高位MOV A, 35HMOVC A, A+DPTRMOV R5, A 。至表格的位置MOV R4, 00H 。顯示子程序。清標(biāo)志位CLR tr0SETB RET。啟動定時器T0JNB tf0,$ 。MOV TL0, 31H 。輸出低電平MOV A, 0FFHSUBB A, 30H 。判斷溢出CLR tf0 CLR tr0 。置初值MOV TH0, 0FFHSETB TR0 。PWM_SC。等待R0=1時說明定時已經(jīng)完畢QUIT8:MOV 33H, 00 LCALL XIANSHI RET。等待R1=1時說明已經(jīng)定時完10分鐘 MOV A, 33H SUBB A, 01H 。定時沒到轉(zhuǎn)回輸出脈沖 CLR TF1 DJNZ R2, DINGSHI4 。T1為方式1,T0為方式1 MOV TH1, 79H 。定時DJNGSHI3次的10分鐘DINGSHI6: MOV R1, 25DINGSHI5: MOV R2, 240 。DINGSHISHUCHU。輸出4 VQUIT4: LCALL PWM_SC AJMP DUQ_SJQUIT7: CLR SJMP $ RETI。輸出1 V AJMP QUIT4Z_TAI2: CJNE A, 03H, Z_TAI3 MOV 30H, 99H 。脈沖輸出3V MOV 33H, 42 。脈沖輸出5V MOV 33H, 30 。定時完輸出PWM為低電平 SJMP $RETI。顯示每10分鐘顯示一次,逐減10分鐘 MOV 33H, A LCALL XIANSHI DJNZ R0, DINGSHI3 。等待R2= DJNZ R1, DINGSHI2 。定時100MS的初值 MOV TL1, 60H SETB TR1MAICHONG: JB , DOWN1 LCALL K_DELAY JB , DOWN1 LCALL UP2 AJMP CHONGXINDOWN1: JB , JIXI LCALL K_DELAY JB , JIXI LCALL DOWN2 AJMP CHONGXINJIXI: LCALL PWM_SC JNB TF1, MAICHONG 。,24SDINGSHI1: MOV TMOD, 11H 。***************************************************************SERVE2: MOV 33H, 03HCHONGXIN: LCALL XIANSHI MOV R0, 33H 。***************************************************************。 定時加長處理 MOV A, 33H CJNE A, 63H, TIAOJIE6 。脈沖寬度減小處理 MOV 33H, AQUIT6:RET。***************************************************************DOWN2: MOV A, 33H CJNE A, 01H, TIAOJIE5 。**************************************************************。,最低退出 MOV 30H, 0E5H AJMP TJ_MCKDTIAOJIE2: JC TIAOJIE3 。脈沖加寬處理 MOV 30H, A AJMP TJ_MCKDTIAOJIE4: MOV 30H, 00H AJMP TJ_MCKDDOWN: 。判斷脈沖輸出是否為5V,為5V退出 MOV 30H, 00H AJMP TJ_MCKDTIAOJIE1: JC TIAOJIE4 。按鍵消抖 。脈沖加寬0DH, 。按鍵消抖 JB , UP AJMP DOWN 。*************************************************TJ_MCKD: 。***********************************************。判斷溢出CLR tf0 。置初值MOV TH0, 0FFH SETB TR0 。總的脈寬高電平的脈寬=低電平的脈寬MOV 31H , A 。輸出低電平MOV TMOD, 11h 。低電平輸出。清標(biāo)志位CLR tr0 。啟動定時器T0JNB tf0,$ 。置T0為方式2，定時工作方式MOV TL0, 30H 。高電平輸出。允許外部中斷INTO和INT1 SETB IT0 SETB IT1。模式鍵初值 MOV 33H, 00H LCALL XIANSHI MOV 30H, 00H 。外部中斷INTO的入口AJMP SERVE1ORG 0013H 。定時的高位DINGSHI_ZD EQU 35H 。模式鍵,=1調(diào)節(jié)PWM,=2調(diào)節(jié)定時時間DINGSHIZ EQU 33H 。
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鄂ICP備17016276號-1