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AD9851驱动程序，采用串行写入方式，STM32写入频率控制字。(AD9851 driver, using serial write mode, STM32 write frequency control word.)

代码说明： 需要建立汽车模型的朋友请看看吧！这么长了还短 垃圾网站 (Need to build car model friends look out! )

单片机论文报告 我的课程设计报告 供大家参考(SCM papers report my curriculum design report for your reference)

进行飞思卡尔的试跑阶段，非常有效止咳的程序啊啊啊，，( Freescale s trial run stage, ahhh, very effective cough of the program, )

YL_3串行数码管显示时钟，74HC595，8位，显示时分秒，自动计数。(YL_3 serial digital display clock, 74HC595, 8 bit display minutes and seconds, automatic counting.)

简明的循环码C++编译程序，有二种编码方案可以采取(Condensed a cyclic code C++ compiler, there are two kinds of coding schemes can be taken)

宽频放大器,有以下功能: 预置增益,增益加/减,显示输出电压有效值,自动增益 显示有效值. 增益输入及加减 自动增益没有实现(Wideband amplifier has the following functions: Preset gain, gain plus/minus, the display output voltage RMS, automatic gain display rms. AGC gain input and subtraction is not implemented)

一个指示灯闪烁的小程序，给大家做参考，个人认为还是有参考价值的。(A simple Led indicator program for glitter.)

超声波测距，可以通过串口助手显示，当小于设定值时，显示0，当大于设定值时，显示1(Ultrasonic Ranging, through serial aides showed that when less than the set value, 0, when greater than the set value, indicating a)

基于51单片机实现定位，并通过sim900a把定位信息发送到指定手机(base on 51 chip,send location to phone)