flash　m25p80的读写程序，使用软件模拟SPI总线进行操作。

存储器 24c04 eeprom 51系列 汇编的源代码-Memory 24c04 eeprom 51 Series compilation of source code

51单片机的4*4矩阵键盘的汇编测试程序.-51 4* 4 matrix keyboard compilation of the test.

温度传感器ds18b20调试源代码，已经调试好的代码，可以直接使用。-Temperature sensor DS18B20 debugging source code, have a good debugging code can be used directly.

用AVR单片机和RTL8019实现TCP/IP协议．支持ARP,PING,UDP,TCP,HTML网页显示等功能．-Using AVR MCU and RTL8019 realize TCP/IP protocol. Support for ARP, PING, UDP, TCP, HTML page functions.

AT89S51 红外程序 单片机学习板的程序 外部中断0程序-Procedures for single-chip AT89S51 infrared study of the process board procedures external interrupt 0

TI芯片DAC8501驱动程序，DAC8501是TI公司的高精度16位，高速率DA（数模）转换器 MAXIM公司12位高精度AD（模数）转换器MAX189驱动-TI chip DAC8501 driver, DAC8501 is TI

在Power-I 51 Mini开发板上，基于89C51单片机开发的数字音乐盒，可以实现上一首下一首，播放，暂停，停止，的按键功能，并有数码显示时间，开机画面和曲号。-in the Power- I 51 Mini development board. 89 C51 microcontroller based on the development of the digital music player, can be achieved on the first one the next broadcast, suspension, stop, The function keys and a digital display, startup screen, and song.

ads7843是一款4线电阻式触摸芯片，可以制成触摸屏，经调试绝对好用！-ads7843 is a four-lane chip resistor touch, touch screen can be made, absolutely useful debugging!

modbus485通信协议C程序，经修改已用于项目，熟悉后修改部分参数即可用于485通信相关项目。-modbus485 communication protocol C program, as amended, have been used for the project are familiar with some parameters after the change can be used for 485 telecommunications related projects.

C语言的KEY4X4的矩阵键盘,已经调试成功.可以很便移植,是本人自己写的.-C language KEY4X4 matrix keyboard, has been successful debugging. Can be transplanted, it is I wrote it myself.