用硬件协议栈芯片w3100a实现udp协议，用51单片机实现 kei51环境

实现钟表的基本功能，可以通过串口改时间，有记星期的功能，也可通过键盘改点-it can realize a clock s function ,can modify it s clock via serial and keys.can remember wenkends,

LCD应用系统程序，里面有proteus仿真程序。-LCD application procedures, proteus simulation program there.

adc with atmega8 with proteus

51单片机的122×32点阵液晶底层驱动程序-51 SCM 122 × 32 dot matrix LCD driver bottom

10位三线da转换驱动程序,通过单片机模拟spi-ten_bit three da converter，spi drive the da converter

时钟芯片ds1302 程序 源程序按版本号放在文件夹中。里面有在Protues中仿真的DSN文件。 打开MPLAB的MCP文件进行编译 将DSN文件载入Protues中 将生成的HEX导入到Protues中的16F84A中　-> RUN-Clock chip DS1302 procedures in accordance with the version number on the source folder. Protues there are in the DSN file in the simulation. Open the MPLAB compiler of the MCP file DSN file loading will be generated by HEX will Protues into Protues in 16F84A in-

DS1302的C语言程序例子-DS1302 C language program examples

里面有很多单片机的代码,对初学者有一定的帮助-there are many SCM code for beginners will help

一个4510的BIOS,已经测试通过了,在里面添加了基于USB的烧写方法-a BIOS 4510, has passed the test, they add a USB-based method of burning