发布时间 : 星期四 文章(完整版)基于单片机的万年历毕业论文更新完毕开始阅读3d9e33f5e109581b6bd97f19227916888486b9a8
JB 0EH,GFLASH6 ;调小时闪 MOV 75H,#0FH MOV 74H,#0FH AJMP GFLASHOUT GFLASH6:
MOV 73H,#0FH ;调分钟闪 MOV 72H,#0FH AJMP GFLASHOUT
;加一程序~~~~~~~~~~~~~~~~~~~~~~~~~ ADD1: MOV A,R7 ADD A,#1 DA A RET
;减一程序~~~~~~~~~~~~~~~~~~~~~~~~~ JIAN1: MOV A,R7 DEC A
CJNE A,#4FH,KK1 MOV A,#49H KK1:
CJNE A,#3FH,KK2 MOV A,#39H KK2:
CJNE A,#2FH,KK3
MOV A,#29H KK3:
CJNE A,#1FH,KK4 MOV A,#19H KK4:
CJNE A,#0FH,KK5 MOV A,#09H KK5: RET
;分离程序~~~~~~~~~~~~~~~~~~~~~~~~~ DIVIDE: MOV A,R0 ANL A,#0FH MOV R1,A MOV A,R0 SWAP A ANL A,#0FH MOV R2,A RET
;写1302程序~~~~~~~~~~~~~~~~~~~~~~~~~~ WRITE: CLR SCLK NOP SETB RST NOP
MOV A,32H MOV R4,#8 WRITE1:
RRC A ;送地址给1302 NOP NOP CLR SCLK NOP NOP NOP MOV IO,C NOP NOP NOP SETB SCLK NOP NOP
DJNZ R4,WRITE1 CLR SCLK NOP MOV A,31H MOV R4,#8 WRITE2: RRC A
NOP ;送数据给1302
CLR SCLK NOP NOP MOV IO,C NOP NOP NOP SETB SCLK NOP NOP
DJNZ R4,WRITE2 CLR RST RET
;读1302程序~~~~~~~~~~~~~~~~~~~~~~~~~ READ: CLR SCLK NOP NOP SETB RST NOP MOV A,32H MOV R4,#8 READ1:
RRC A ;送地址给1302 NOP