DS12887 总线式驱动程序 51单片机-DS12887 Bus Driver for 51 MCU 下载
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实时时钟芯片DS12887的用户手册英文-real time clock DS12887 the user manual in English 下载
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DS12887日历芯片驱动编程，可以直接使用。-DS12887 calendar chip-driven programming can be used directly. 下载
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DS12887的一个应用例子，51ASM的格式-DS12887 example of an application, the format 51ASM 下载
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实时时钟芯片 DS12887 接口驱动的源程序-DS12887 real-time clock interface of the source drive 下载
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这是DS12887的源程序-This is the source of DS12887 下载
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基于51单片机、MAX7219和DS12887的电源开关节能控制器程序。通过按键控制，用户可以预置开启关闭电源的时间，通过LED驱动芯片MAX7219驱动数码管实现人机界面。-based microcontroller, MAX7219 and the power switch DS12887 energy-saving controller program. Through the control buttons, users can turn off the power to open preset time, by the LED driver chip digital control MAX7219 drive to achieve human-machine interface. 下载
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51单片机对时钟芯片ds12887和EEPROM93C46初始化，预置日期时间。模拟联机调试时可能需要频繁调用-51 of the clock chip microcontroller and EEPROM93C46 ds12887 initialization, date preset time. On-line debugging simulation may require frequent calls 下载
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DS12887时钟芯片读写的C51源程序- 下载
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一个日历时钟DS12887或146818的C语言源程序- 下载
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