A pin connected+5 V 2,3 feet 32768HZ crystal 4 foot 5 foot ground access S51' s P02 6 P01 7 feet then S51 to S51 of the P00 8 feet then take back-up power supply, you can take an old computer motherboard 3.6V battery, but also connected by two tubes isolate a large-capacity electrolytic capacitor voltage can be maintained at 2.5V above key: 1. a total of three keys, low effective 2. P04 and P05 and press: initialization 3. P06 port button : Select the item to be adjusted 4. P05 port keys: increase P04 port button: reduce [Note: AT89S51 use 12M crystal]

电子钟\clock2.c
......\CZsD7IYm\ds1302\DS1302.c
......\........\......\DS1302.hex
......\Digital Clock.PCBDOC
......\Digital Clock.SCHDOC
......\DS1302.pdf
......\DS18B20.pdf
......\History\Digital Clock.~(1).SCHDOC
......\.......\LCD.~(1).PCB
......\.......\LCD.~(1).Sch
......\.......\LCD.~(2).Sch
......\.......\Previous Backup of lcd.~(1).Sch
......\.......\Previous Backup of LCDPCB1.~(1).PCB
......\Last Loaded 钟，温度.DBK
......\LCD.PCB
......\LCD.Sch
......\zhong
......\zhong.c
......\zhong.hex
......\zhong.LST
......\zhong.M51
......\zhong.OBJ
......\zhong.Opt
......\zhong.plg
......\zhong.Uv2
......\.....PCB\DS1302+DS18B20\DS1302时钟+DS18B20+无线遥控应用程序\DS1302.DSN
......\........\..............\...................................\DS1302.PWI
......\........\..............\...................................\Keil\DS1302
......\........\..............\...................................\....\DS1302.BIN
......\........\..............\...................................\....\DS1302.c
......\........\..............\...................................\....\DS1302.DSK
......\........\..............\...................................\....\DS1302.h
......\........\..............\...................................\....\DS1302.hex
......\........\..............\...................................\....\DS1302.LST
......\........\..............\...................................\....\DS1302.M51
......\........\..............\...................................\....\DS1302.OBJ
......\........\..............\...................................\....\DS1302.Opt
......\........\..............\...................................\....\DS1302.plg
......\........\..............\...................................\....\DS1302.Uv2
......\........\..............\...................................\....\DS1302_Opt.Bak
......\........\..............\...................................\....\DS1302_Uv2.Bak
......\........\..............\...................................\....\LCD1602.h
......\........\..............\...................................\....\WAVE.LIN
......\........\..............\...................................\Last Loaded DS1302.DBK
......\........\..............\...................................\效果显示图.bmp.bmp
......\........\History\23AAC104\电子钟.~(1).PCBDOC
......\........\.......\........\电子钟.~(1).SCHDOC
......\........\.......\电子钟.~(1).PCB3D
......\........\.......\电子钟.~(1).PCBDOC
......\........\.......\电子钟.~(1).PRJPCB
......\........\.......\电子钟.~(1).SCHDOC
......\........\.......\电子钟.~(10).PCBDOC
......\........\.......\电子钟.~(10).SCHDOC
......\........\.......\电子钟.~(11).PCBDOC
......\........\.......\电子钟.~(11).SCHDOC
......\........\.......\电子钟.~(12).SCHDOC
......\........\.......\电子钟.~(13).SCHDOC
......\........\.......\电子钟.~(14).SCHDOC
......\........\.......\电子钟.~(15).SCHDOC
......\........\.......\电子钟.~(16).SCHDOC
......\........\.......\电子钟.~(17).SCHDOC
......\........\.......\电子钟.~(18).SCHDOC
......\........\.......\电子钟.~(2).PCBDOC
......\........\.......\电子钟.~(2).PRJPCB
......\........\.......\电子钟.~(2).SCHDOC
......\........\.......\电子钟.~(3).PCBDOC
......\........\.......\电子钟.~(3).PRJPCB
......\........\.......\电子钟.~(3).SCHDOC
......\........\.......\电子钟.~(4).PCBDOC
......\........\.......\电子钟.~(4).PRJPCB
......\........\.......\电子钟.~(4).SCHDOC
......\........\.......\电子钟.~(5).PCBDOC
......\........\.......\电子钟.~(5).SCHDOC
......\........\.......\电子钟.~(6).PCBDOC
......\........\.......\电子钟.~(6).SCHDOC
......\........\.......\电子钟.~(7).PCBDOC
......\........\.......\电子钟.~(7).SCHDOC
......\........\.......\电子钟.~(8).PCBDOC
......\........\.......\电子钟.~(8).SCHDOC
......\........\.......\电子钟.~(9).PCBDOC
......\........\.......\电子钟.~(9).SCHDOC
......\........\Project Outputs for 电子钟\Status Report.Txt
......\........\电子钟 PCB ECO 2010-04-23 19-00-54.LOG
......\........\电子钟 PCB ECO 2010-04-23 19-02-49.LOG
......\........\电子钟 PCB ECO 2010-04-23 19-03-58.LOG
......\........\电子钟 PCB ECO

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