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TCL5615锯齿波及播放声音测试，模块化清晰(TCL5615 sawtooth and play a sound test, modular clear)

说明：  用IIC实现基于STM32F103ZET6点亮七针OLED(Realization of lighting seven pin OLED based on stm32f103zet6 with IIC)

系列语音温度控制器适用于别墅、公寓、办公楼及工业商业等,用于控制中央空调、水采暖、电采暖的恒温控制,达到调节室内温度保持恒温及舒适节能的目的。(The series voice temperature controller suitable for villas, apartments, office buildings and industrial commercial, used to control central air conditioning, water heating, electric heating thermostat control, reach adjust the indoor temperature to maintain constant temperature and comfort energy saving purposes)

用于计算同步电机发生三相短路故障时，功角随时间的变化关系。(For the calculation of the three-phase short circuit fault occurs synchronous motors, power angle changes with time.)

51单片机，秒表，C语言,proteus仿真，适合初学者(51 single-chip, stopwatch, C language, proteus simulation, suitable for beginners)

c++ effective系列丛书电子版(c++ effective electronic version of the book series)

基于8051单片机的串口通信c语言程序，实现单片机也pc机的串口通信。(8051 serial communication based on c language program, also pc machine SCM Serial communication.)

说明：  关于嵌入式学习的一些C例程，适合入门学习(Some C routines for embedded learning are suitable for introductory learning)

角度传感器资料，另附源码，角度传感器测的角度通过数码管显示(Angle sensor data, attached source, angle sensor measures the angle through the digital display)

ds1302例程，本例程来源网络，本人验证通过，特此上传供大家学习交流(ds1302 routine, the routine source network, I verify hereby uploaded for everyone to learn exchange)