Proteus中89c52串口通信原理图和源程序。

C8051F020的头文件，主要是本单片机的硬件地址指向等。-C8051F020 the first document, is the MCU hardware addresses at the other.

周立功单片机ARM学习板easyARM2104的测试程序等-weeks learning meritorious ARM MCU board easyARM2104 testing procedures

8位AD转换器的使用加液晶显示,转换器是八通道并行转换器-8-bit AD converter plus the use of liquid crystal display, switches, eight-channel parallel converter

CC2420+PA 一个CC2420加PA的PCB板图，载频是2.4G-CC2420+ PA a CC2420 plus PA

关于收音功能代码,并且显示在OSD和VFD上-Radio feature about the code, and show up in the OSD and VFD

单片机Com端口仿真，有程序及仿真原理图-Com-port single-chip simulation, there are procedures and simulation schematic

1、有单，和单双两种旋转模式。2、可以选择置数、和连续。两种控制模式。3、按梯形 曲线加速和减速。 4、所有的置数，及速度，都能通过数字显示。 -one, single, and both single-and double-rotation mode. 2, we can choose a few home, and continuous. Two control mode. 3, trapezoid curve acceleration and deceleration. 4, all the home number, and speed, can be settled through figures show.

蜂鸣器响 改变蜂鸣器的频率，通过改变延时时间 蜂鸣器的时间要是是靠延时来完成的-Buzzer buzzer ring to change the frequency by changing the delay time if the buzzer is the time to be completed by the time delay

基于PROTEL、DXP绘制的凌阳 SPCE061A的PCB电路图。-Based on PROTEL, DXP drawn Sunplus SPCE061A the PCB circuit.

周立功ICAN模块上位机软件，可以试试，挺不错的一个开发成序。读初学者有帮助-Week Ligong ICAN module PC software, you can try, a very good development into a sequence. Reading has helped beginners