优龙2440核心版原理图及PCB 很有借鉴用处

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8路数据循环采集，用MAX7219驱动数码管显示转换后的值以及通道号-8-channel data acquisition cycle, driven by MAX7219 digital tube display converted value as well as the channel No.

该程序为niosＩＩ环境下的１３０２编程可以直接应用，程序功能模块化，简单易懂-NiosII the program for the 1302 programming environment can be applied directly, the program features a modular, easy-to-read

Cortex-M0的定时器0定时30s，产生中断，执行终端服务函数，得到网络模块的数据，返回给ARM芯片。

基于ARM9嵌入式开发板LINUX环境下的程序代码-linuxprocess，是大家常用的程序，代码中有详细的注释，方便移植！-ARM9-based embedded Linux development environment board procedures under the code-linuxproce ss, and it is commonly used procedures, a detailed code of the Notes to facilitate transplant!

对于linux在嵌入式的修改很有帮助-for Linux in embedded helpful changes

QT编程使用指南，内有例子，做嵌入式的可以-qrexample.pdf

AD7799 source code. AD7799 is interfaced with 8051 controller using SPI.

适合linux初学者，介绍了linux相关特性和常用操作。-Linux for beginners, introduction of the linux-related features and used to operate.

开 关 电 源 手 册-manual switching power supply