Stc89c52+ lcd1602+ ds1302 electronic alarm clock. Adjust the date and time, set an alarm clock, alarm of "bit" by the soothing gradually change rapidly, and any key to cancel an alarm, and every keystroke trigger, delay 10 seconds turns off the lcd screen backlight turns.

最终程序 ds1302时钟芯片\1302电子时钟.c
.......................\1302电子时钟.LST
.......................\1302电子时钟.OBJ
.......................\ds1302
.......................\ds1302.hex
.......................\ds1302.lnp
.......................\ds1302.LST
.......................\ds1302.M51
.......................\ds1302.Opt
.......................\ds1302.plg
.......................\ds1302.Uv2
.......................\ds1302_Opt.Bak
.......................\ds1302_Uv2.Bak
.......................\STARTUP.A51
.......................\STARTUP.LST
.......................\STARTUP.OBJ
最终程序 ds1302时钟芯片

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