51单片机的以太网 Ethernet 源程序和原理图

P串行实时时钟芯片DSl302程序设计中的问题与对策-P serial real-time clock chip DSl302 program design problems and countermeasures

串口模拟程序，与电脑联机使用，使用51单片机。-Serial simulation procedures, and computer on-line access, the use of single-chip microcomputer 51.

PS2键盘和1602液晶显示器件的编程，望高手指点-PS2 keyboard and 1602 LCD programming, hope you instruct

单片机实用源程序，如上下位机通讯，时钟等-Practical single-chip source, such as upper and lower communication, clock, etc.

无人机飞行姿态确定仿真系统，使大家能够掌握无人机飞行姿态控制方法-UAV Flight Simulation System for Attitude Determination, so that we can grasp the UAV flight attitude control method

周立功的关于LPC214X硬件触发转换程序.

PT16312驱动程序，现在80%的家电VFD（荧光显示屏）都用它做驱动IC驱动！外部可接24个按键和8个口线。-PT16312 driver, now 80% of the appliance VFD (Fluorescent Display) are using it so driver ICs drive! External access the 24 keys and eight mouth lines.

用于测试步进电机，也用于控制步进电机来测试传感器等

用单片机控制74LS244做的串口通信系统。-74LS244 done with single-chip microcomputer to control the serial communication system.

国人为8位机写的实时操作系统，已经有实际的产品应用。-eight people to write for the real-time operating system, have practical applications.