ha_Ewb5.0

输出PWM波，可移植性强。适用于stm32F103系列的单片机。例子也比较经典。(Output PWM wave, strong portability)

说明：  直接频率合成仿真源程序,希望有人能用到.(Direct frequency synthesizer simulation source code, hope someone can use to.)

利用单片机IO口模拟UART程序,系统用了一个定时器和一个外部中断,外部中断主要是用来检测串口起始位的到来。(IO mouth simulation UART program, microcontroller system with a timer and an external interrupt, external interrupt is mainly used to detect the arrival of the start bit serial port.)

Ti轻量级OSAL移植到STC12C5A60S2使用keil编译环境(Ti OSAL lightweight portable to use keil compiler environment STC12C5A60S2)

LPC1766中的AD转换采用BURST模式，对8个通道进行电压采集，并将每个通道的数据进行均值滤波、数据转换，存入8个独立的数组中。(AD converter in LPC1766 BURST mode voltage collected eight channels, and each channel s data mean filtering, data conversion, stored in eight separate array. )

简单的51单片机控制驱动,功能简单,可以调节转速,适合新手学习.(Simple 51 SCM control drive, a simple function, you can adjust the speed, suitable for beginners to learn.)

A fingerprint matching software which can use to match two fingerprint images and tell the matching percentage.

WK2124 SPI MCU VK8001

STM43F4核心板 实现用ir2104驱动的全桥整流电路的驱动，包括PWM以及频率测量，电流电压的闭环控制(STM43F4 Core Board The drive of full bridge rectifier circuit driven by IR2104 is realized, including PWM, frequency measurement and closed-loop control of current and voltage.)

Freescale two camera line follower.