这个SP2358外扩串口芯片的C语言源程序。非好好用。

sd卡(驱动)工作原理分析，对驱动SB卡有很大帮助-sd card (driver) working principle analysis of SB card drivers are very helpful

W3100是WIZnet公司专门为以太网互联和嵌入式设备推出的硬件TCP／IP协议栈芯片，其硬件TCP／IP协议栈包含了TCP、UDP、IP、ARP和ICMP协议，这是他的indirect模式的原码-WIZnet W3100 is designed for the Internet and Embedded Ethernet equipment introduced hardware TCP/IP protocol stack chips, and hardware TCP/IP protocol stack includes TCP, UDP, IP, ICMP and ARP agreement, it is his indirect model of the original code

2812原理图，对初学者有很大的帮助，尤其刚开始玩2812对硬件不熟的朋友-2812 schematic diagram of great help for beginners, in particular, began playing a friend unfamiliar with 2812 pairs of hardware

基于MPX4105的数字气压计，用单片机控制，希望大家喜欢！-MPX4105 figures based on the barometer, using single-chip control, I hope everyone likes!

用MSP430单片机编写的程序，可显示4行汉字-with MSP430 prepared by the procedure will show that four Chinese firms

用51单片机控制温湿传感器dht11的程序 汇编语言编写-With 51 single-chip microcomputer to control the process temperature and humidity sensors dht11 the preparation of assembly language

DS1302的驱动程序。主程序用C语言编写，驱动用汇编编写。用KEIL C编译通过。-DS1302 drivers. Main program with C language, drivers used to prepare the compilation. Using KEIL C compiler through.

这是一个用430写ＳＤ卡的原程序大家读读看，好东西哦！-This is an SD card with 430 write everyone read the original procedure, the good stuff Oh!

本文件中包括了几乎所有的常见封装尺寸，对PCB制作很有帮助-this document, including almost all of the common package size, the PCB production helpful

dds 信号发生器的参考程序，，精工参考-dds reference signal generator procedures, Seiko reference