at45db041的爱人吗读写代码，跳上通过非常好用

mifare rc500 读卡器源码-MIFARE reader source rc500

在89C51上实现TCPIP协议-89C51 in achieving agreement TCPIP

ds18b20温度传感器的 C51程序.使用时只需要改变端口.-DS18B20 temperature sensor C51 procedures. Use only need to change the port.

2410的时钟设置，中断处理。以及USART的调试。-2410 clock settings, interrupt handling. As well as the USART debug.

基于ds12c887的电子时钟的C语言程序-Based on the electronic clock ds12c887 the C Language Program

kell c51 vision2入门教程,一本很好的工具书哟,大家不妨看看嘛?-kell c51 vision2 Tutorial, a good tool yo, we may as well take a look at them?

单片机18b20 LCD显示 单片机18b20 LCD显示-SCM 18b20 LCD display microcontroller 18b20 LCD display microcontroller 18b20 LCD display

单片机驱动LED点阵显示屏显示汉字的程序 有上下只有有移动-MCU dir LED display

电脑音源切换控制器（带红外功能） 用AT89C251+CD4016切换控制，可控制四路以上的立体音源输入切换，一路立体声输出,有红外遥控PC功能。-Computer audio switch controller (with infrared function) with AT89C251+ CD4016 switch control, can control more than four stereo audio input switch, stereo output along the way, has infrared remote control PC functions.

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