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ds1302t
- 基于AT89S52单片机的多功能电子时钟系统,该系统可实现校时、闹钟、秒表、倒计时、计数器及温度测量等六种功能。-A multifunctional electronic clock system based on AT89S52 MCU which has six functions such as time correction, alarm clock, stopwatch, countdown, counter and temperature measurement.