基于单片机AT89C2051的智能电子闹钟的设计

Design of intelligent electronic alarm clock based on AT89C2051 microcontroller

单片机以其极高的性能价格比受到人们的重视和关注,51单片机是各单片机中最为典型和最有代表性的一种;设计以单片机AT89C2051芯片为核心,辅以必要的外围电路,设计了一个智能电子时钟,该闹钟可设定起始时间和闹铃时间,显示的数码管具有亮度可调、编辑位闪烁的功能。

Microcontroller gets people’s attention and concern for its high performance and low cost.MCS-51 is the most typical and most representative one.An intelligent electronic clock is designed with the AT89C2051 microcontroller chip as the core and some necessary peripheral circuits.The alarm clock can be set to the start time and the alarm time.The digital tube has the functions of adjustable brightness and edit bit flashing.