dt.STM32Pfreemodbus

使用单片机进行智能小车寻迹控制，使用左右两个传感器。(Using microcontroller smart car tracking control, using about two sensors.)

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)

说明：  stc系列单片机的开发例程 各个模块都跳通过了 开发环境是 keil3(STC series MCU development routines in all modules jump through the development environment is keil3)

实现交通灯南北东西方向红灯、绿灯和黄灯的交替变化。(Traffic lights )

电磁炉 4位单片机汇编 单片机开发4位机器软件 (mcu INDUCTION_COOKER 4bit)

汽车遥控钥匙RKE开发：pcf7961相关资料及代码，包括库应用文件、HITAG-3协议说明及软件架构等PDF资料。(RKE development.Remote Keyless pcf7961 relevant information and code, including database application files, HITAG-3 protocol description and software architecture PDF files.)

XListCtrl控件源码，一个很有用的列表扩展控件(CListCtrl control source, a useful list expansion control)

屏幕输出(pingmushuchu)

电子密码锁设计，实现四位密码开锁，可改密码(Electronic password lock design to achieve four bit password lock, password can be changed)

通过单片机输入程序来对步进电机进行控制，以此实现一定功能。(Stepping motor single chip microcomputer)