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基于單片機(jī)的電子萬(wàn)年歷的設(shè)計(jì)制作-展示頁(yè)

2024-11-29 20:58本頁(yè)面
  

【正文】 MOV R7,A INC R1 MOV A,R1 MOVC A,A+DPTR MOV R6,A INC R1 MOV A,R1 MOVC A,A+DPTR MOV R5,A INC R1 MOV A,R1 MOVC A,A+DPTR MOV R4,A RET GENGXIAN: MOV R2,00H MOV R3,00H MOV A,MONTH CJNE A,01H,GM2 MOV R0,DAY LCALL BCD_10 MOV A,R0 MOV R2,A AJMP TIAOZHENG1 GM2: CJNE A,02H,GM3 MOV R0,DAY LCALL BCD_10 MOV A,R0 ADD A,31 MOV R2,A AJMP TIAOZHENG1 GM3: CJNE A,03H,GM4 MOV R0,DAY LCALL BCD_10 MOV A,R0 ADD A,59 MOV R2,A AJMP TIAOZHENG1 GM4: CJNE A,04H,GM5 MOV R0,DAY LCALL BCD_10 MOV A,R0 ADD A,90 MOV R2,A AJMP TIAOZHENG1 GM5: CJNE A,05H,GM6 MOV R0,DAY LCALL BCD_10 MOV A,R0 ADD A,120 MOV R2,A AJMP TIAOZHENG1 GM6: CJNE A,06H,GM7 MOV R0,DAY LCALL BCD_10 MOV A,R0 ADD A,151 MOV R2,A AJMP TIAOZHENG1 GM7: CJNE A,07H,GM8 MOV R0,DAY LCALL BCD_10 MOV A,R0 ADD A,181 MOV R2,A AJMP TIAOZHENG1 GM8: CJNE A,08H,GM9 MOV R0,DAY LCALL BCD_10 MOV A,R0 ADD A,212 MOV R2,A AJMP TIAOZHENG1 GM9: CJNE A,09H,GM10 MOV R0,DAY LCALL BCD_10 MOV A,R0 CLR C ADD A,243 JC GGG MOV R2,A AJMP TIAOZHENG1 GGG: MOV R3,0FFH INC A MOV R2,A AJMP TIAOZHENG1 GM10: CJNE A,10H,GM11 MOV R0,DAY LCALL BCD_10 MOV A,R0 ADD A,18 MOV R2,A MOV R3,0FFH AJMP TIAOZHENG1 GM11: CJNE A,11H,GM12 MOV R0,DAY LCALL BCD_10 MOV A,R0 ADD A,49 MOV R2,A MOV R3,0FFH AJMP TIAOZHENG1 GM12: MOV R0,DAY LCALL BCD_10 MOV A,R0 ADD A,79 MOV R2,A MOV R3,0FFH AJMP TIAOZHENG1 TIAOZHENG1: MOV R0,YEAR LCALL BCD_10 MOV B,04H MOV A,R0 DIV AB MOV A,B JNZ GGG1 MOV A,65H CJNE A,01H,AAAA AJMP GGG1 AAAA: CJNE A,02H,BBBB AJMP GGG1 BBBB: CJNE R2,0FFH,GGG2 MOV R3,0FFH MOV R2,01H AJMP GGG1 GGG2: INC R2 GGG1: MOV R0,YEAR LCALL CHECKMONTH MOV A,R2 CLR C SUBB A,R7 MOV ,C CJNE A,01H,GGG3 MOV R2,01H MOV A,R3 CJNE A,00H,NEW1 MOV 57H,01H MOV 56H,01H LJMP S_PLAY GGG3: CJNE A,00H,GGG6 MOV R2,A AJMP OLD GGG6: JNB ,NEW2 MOV A,R7 CLR C SUBB A,R2 MOV R7,A CJNE R3,0FFH,GGG5 MOV A,R3 CLR C SUBB A,R7 MOV R2,A MOV R3,00H AJMP NEW GGG5: MOV A,R7 MOV R2,A AJMP OLD NEW1: MOV R2,0FFH MOV R3,01H AJMP NEW NEW2: MOV R2,A MOV A,R3 CJNE A,0FFH,GGG4 MOV A,R2 MOV R3,A MOV R2,0FFH GGG4: AJMP NEW OLD: MOV A,YEAR DEC A MOV R0,A LCALL CHECKMONTH MOV A,R2 CLR C SUBB A,29 MOV ,C MOV R6,A MOV A,R5 JB ,AAA MOV A,R2 CLR C SUBB A,30 MOV ,C MOV R6,A AAA: MOV A,R6 CJNE A,00H,BBB MOV 56H,29H MOV A,R5 JB ,CCC MOV 56H,30H CCC: MOV 57H,11H LJMP S_PLAY BBB: JNB ,DDD MOV A,29 CLR C SUBB A,R2 MOV R4,A MOV A,R5 JB ,EEE MOV A,30 CLR C SUBB A,R2 MOV R4,A EEE: MOV A,R4 MOV R0,A LCALL D_BCD MOV 56H,A MOV 57H,12H LJMP S_PLAY DDD: MOV A,29 CLR C SUBB A,R6 MOV R1,A MOV A,R5 JB ,FFF MOV A,30 CLR C SUBB A,R6 MOV R1,A FFF: MOV A,R1 MOV R0,A LCALL D_BCD MOV 56H,A MOV 57H,11H LJMP S_PLAY NEW: NOP M1: MOV A,R2。我認(rèn)為是示波器引腳上的電和電路板上的電相通的原因。 ( 2)在仿真頭調(diào)試時(shí)候,我發(fā)現(xiàn)在 LED顯示板上能夠正常顯示數(shù)字,但是秒位不能記數(shù),檢查 DS1302 的連接(沒(méi)有錯(cuò),接觸也良好),說(shuō)明了這片 DS1302 不能記數(shù),然后換掉DS1302 后此時(shí)不但可以正常顯示數(shù)字,而且可以正常記數(shù),說(shuō)明剛才那片是壞的。若進(jìn)行單字節(jié)傳送, 8 位命令字節(jié)傳送結(jié)束之后,在下 2 個(gè) SCLK 周期的上升沿輸入數(shù)據(jù)字節(jié),或在下 8 個(gè) SCLK 周期的下降沿輸出數(shù)據(jù)字節(jié)。 圖 9 推算陰歷日期的程序流程圖 四、調(diào)試總結(jié)及改進(jìn) ( 1) DS1302 與微處理器進(jìn)行數(shù)據(jù)交換時(shí),首先由微處理器向電路發(fā)送命令字節(jié),命令字節(jié)最高位 MSB(D7)必須為邏輯 1,如果 D7=0,則禁止寫 DS1302,即寫保護(hù); D6=0,指定時(shí)鐘數(shù)據(jù), D6=1,指定 RAM數(shù)據(jù); D5~ D1指定輸入或輸出的特定寄存器;最
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