本人亲手实现且用在一商用产品上的一个简单的ppp协议，针对Arm7TDMI...

优龙2440开发板的测试程序（ADS 编写）-2440 development board excellent long test procedures (ADS preparation)

USB扩展板在lpc2104开发板上进行试验-USB lpc2104 expansion boards of the development board for testing

README for TinyECC Version 2.0 Author/Contact: An Liu, liuan79@gmail.com Introduction ------------ TinyECC is a software package providing ECC-based PKC operations that can be flexibly configured and integrated into sensor network applications. It provides a digital signature scheme (ECDSA),  a key exchange protocol (ECDH), and a public key encryption scheme (ECIES). It provides a number of optimization switches, which can turn specific optimizations on or off based on developer"s needs. TinyECC 2.0 supports MICA2/MICAz, TelosB/Tmote Sky, BSNV3, and Imote2 motes. It supports SECG recommended 128-bit, 160-bit and 192-bit elliptic curve domain parameters. How to install -------------- 1) Install TinyOS 2.1.1 or later version. ht

jflash烧写工具（270）用vc编译只需要一根jflash线利用此软件就可对flash进行擦写-jflash Shaoxie Tools (270) with vc compiler requires only a jflash line use this software to be flash to erase

ARM-Based Product U-Boot.pdf（英文文章，讲解了Uboot的功能、原理，并且详细介绍了uboot的详细使用方法，在超级终端下面开发程序和引导操作系统的详细步骤）-ARM-Based Product U-Boot.pdf (English articles on the functions of the Uboot, principle and the details uboot the detailed use of the Super Terminal following procedures and guide the development of the operating system steps in detail)

嵌入式ARM主板9200的PCB图纸，想做嵌入式主板的朋友可以学习一下，用PADS2005打开-9200 Main Board PCB drawings, the board wants Embedded friends can learn from this. opened with PADS2005

读取EASYARM2200教学实验平台上的P0.14口上的电平值，然后将值输出控制蜂鸣器-Read EASYARM2200 teaching experiment platform P0.14 mouth on the level value, and then the value of output control buzzer

ARM体系结构与应用系统设计示例-ARM system structure and application system design demonstration

s2410 file driver code,it s importtant

用Keil C语言编写的EZ-USB CyC768013芯片 slave FIFO模式的固件程序-Keil C language using the EZ-USB CyC768013 chip slave FIFO mode firmware