基于C51单片机的PPOE协议栈源代码。

MC9S12DG128B，包含了时间中断、光电检测、舵机控制、电机驱动、实时控制等功能。有相关注释。-MC9S12DG128B, includes a time interrupted, photoelectric detection, steering control, motor-driven, real-time control functions. Relevant Notes.

采用4046实现的10m以下信号的锁相环 电路图。-used to achieve the 4046 10m below the signal phase-locked loop circuit.

pcb布线制板的专业指导书，很多经验性的指导，对想从事pcb制作的人很有帮助-pcb board wiring system for professional guidance, and many empirical guidance on the wish of the people engaged in the production of useful pcb

Elan EM78P458 AD转换。

c8051f040 内部集成的温度传感器使用 直接给出温度的函数 -c8051f040 internal temperature sensor integrated the use of a direct function of temperature are given

这是一个数字电子称的程序，可以实现自动量程切换，自动校准，价格运算功能。-This is a digital electronics, said the procedure, you can realize automatic range switching, automatic calibration, price computing functions.

单片机模拟器的几个例子，需要的朋友可以-A few examples of single-chip simulator, a friend in need can take a look at

洗衣机控制５１原程序，可直接使用，代码简单-51 washing machines control the original procedures, could be used directly, the code simple

avr单片机atmea16程序。实现发光二极管1s频率闪烁-avr microcontroller atmea16 program. Frequency of blinking light-emitting diodes to achieve 1s

红外通讯，能够通过红外线接收和发送数据，性能可靠-Infrared communication, through infrared receiving and sending data, reliable performance