2407 platform based on the commonly used 20 serial communication routines

时钟程序,适用于80c51单片机的开发学习，代码简单易懂！可移植性强！-time

16c552驱动程序，两个穿口+1个并口的驱动程序-16c552 driver, two I wear a parallel port drivers

该代码是PAos嵌入式系统在凌阳单片机上的移植代码。-PAos the code is embedded microcontroller system in Sunplus the transplant code.

a51 令牌通讯-a51 makes the sign communication

基于单片机准双向I/O的键盘程序基于单片机准双向I/O的键盘程序-Based on single-chip quasi-bidirectional I/O keyboard procedures Singlechip-based quasi-two-way I/O keyboard procedures

单片机设计， 单片机设计， 单片机设计， -Single-chip design, microcontroller design, microcontroller design, microcontroller design, microcontroller design, microcontroller design,

系统讲解了51单片机,实用于初学者,可以很快入门-system on the 51 microcontroller, in the practical and beginners can quickly entry

51单片机浮点子程序固定源码，包含详细说明。

基于单片机c8051F020开发环境下的计数器程序代码-C8051F020 development environment based on the single-chip counters under the code

设计的主要内容如下 （1）设计一款电子秤，用LED液晶显示器显示被称物体的质量 （2）可以设定该秤所称的上限 （3）当物体超重时，能自动报警 （4）写出详细的实验报告 -The design of the main contents are as follows (1) the design of an electronic scale, liquid crystal display with LED shows that the quality of objects (2) can set the scale referred to as the upper limit (3) When the objects are overweight, they can auto-alarm (4) write a detailed experimental report