*** battery low battery alarm and LCD display here, at the same time, completion time counting*** discharge the battery charging // > voltage window detection using interrupt 9 (). // > when the battery is fully charged by external interrupt to terminate the count, also let SPK ring for a certain period of time. // > when discharge is completed into the external interrupt trigger low! Terminate count, and make SPK ring for a certain period of time.

用ADC检测试电池电量and充放电时间保持
....................................\ADC_Bat
....................................\ADC_Bat.hex
....................................\ADC_Bat.lnp
....................................\ADC_Bat.M51
....................................\ADC_Bat.Opt
....................................\ADC_Bat.plg
....................................\ADC_Bat.Uv2
....................................\ADC_Bat_Opt.Bak
....................................\ADC_Bat_Uv2.Bak
....................................\ADC_Check.c
....................................\ADC_Check.h
....................................\ADC_Check.LST
....................................\ADC_Check.OBJ
....................................\Delay.c
....................................\Delay.h
....................................\Delay.LST
....................................\Delay.OBJ
....................................\ExtDll.iex
....................................\LCD_1602.c
....................................\LCD_1602.h
....................................\LCD_1602.LST
....................................\LCD_1602.OBJ
....................................\main.c
....................................\main.LST
....................................\main.OBJ
....................................\spk.c
....................................\spk.h
....................................\spk.LST
....................................\spk.OBJ
....................................\STARTUP.A51
....................................\STARTUP.LST
....................................\STARTUP.OBJ
....................................\TIME_Counter.c
....................................\TIME_Counter.h
....................................\TIME_Counter.LST
....................................\TIME_Counter.OBJ

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