单片机测控系统的设计An angle data acquisition system -An angle data acquisition system is designed and realized in this thesis, which based on single-chip of STC12 as the MCU. Use three axle acceleration instrument MMA7260Q to carry on the measurement of dip a

用89C52+DS1302+1602液晶做的多功能音乐播放器（多级菜单），可设闹钟，附Proteus图与源程序-89C52+DS1302+1602 LCD multi-function music player (multi-level menu), can set the alarm clock attached the Proteus diagram with source

Real Time clock for DS1302 lm35

ds1302万年历程序，可以调节时间，设置时间，还有报警功能。-ds1302 calendar program, you can adjust the time, setup time, and alarm functions.

利用DS1302计时、DS18B20温度传感器检测温度、LCD1602显示。另有四个按键设置时间，日期，星期，温度报警上限和下限。并附有PROTEUS仿真文件。-Use DS1302 timing, DS18B20 temperature sensor detects the temperature, LCD1602 display. Another four buttons to set the time, date, week, temperature alarm upper and low