Through the 89C51 microcontroller and PCF8563 clock chip, to achieve the electronic clock function of the program. Program using LCM1602 display, you can display the Chinese characters with the custom characters. 4X4 matrix keyboard can be used to modify the time, and add the DS18B20 chip display temperature.

Single chip electronic clock
............................\ExtDll.iex
............................\PCF8563
............................\PCF8563.M51
............................\PCF8563.hex
............................\PCF8563.lnp
............................\PCF8563.plg
............................\PCF8563.uvgui.FYR
............................\PCF8563.uvgui_FYR.bak
............................\PCF8563.uvopt
............................\PCF8563.uvproj
............................\PCF8563_uvopt.bak
............................\PCF8563_uvproj.bak
............................\STARTUP.A51
............................\STARTUP.LST
............................\STARTUP.OBJ
............................\delay.LST
............................\delay.OBJ
............................\delay.c
............................\delay.h
............................\ds18b20.LST
............................\ds18b20.OBJ
............................\ds18b20.c
............................\ds18b20.h
............................\i2c.LST
............................\i2c.OBJ
............................\i2c.c
............................\i2c.h
............................\keyscan.LST
............................\keyscan.OBJ
............................\keyscan.c
............................\keyscan.h
............................\lcm16x2p.LST
............................\lcm16x2p.OBJ
............................\lcm16x2p.c
............................\lcm16x2p.h
............................\main.LST
............................\main.OBJ
............................\main.c
............................\pcf8563.LST
............................\pcf8563.OBJ
............................\pcf8563.c
............................\pcf8563.h
............................\纭

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