测试各输入输出端口好坏，属于检测程序。 源于损害了部分端口。...

PPP协议C语言源代码，可移植到嵌入式系统上！-It is the C source file of ppp protocol that can be transplanted to embeded systems.

中兴MG815+CDMA模块USB转接原理图及PCB图（基于CP2102的USB TO RS232转接原理-ZTE MG815+ CDMA module USB adapter and the PCB schematic diagram (based on the CP2102

SPI_读写串行NORFlash 2300例程-SPI_ routines to read and write serial NORFlash 2300

单键遥控码学习控制器遥控数据读取 INT0中断程序 高电平存TMPHADDR为首址RAM 低电平存TMPLADDR为首址RAM-One-button remote control code learning remote controller data read INT0 interrupt procedures, led by high deposit TMPHADDR site kept low RAM address RAM-led TMPLADDR

大家用lpc214x，开发usb的朋友，在编好usb前端驱动和固件编程之后，就可用这个pc机端的程序检验自己的usb是否好使。-U.S. used lpc214x, development usb friend that in a good usb drive and front-end after the firmware programming, you can use this pc client machine to test his procedure so that the usb does.

应用背景Use a Nokia 3310 GLCD screen with the arduino关键技术Please reuse, repurpose, and redistribute this code. This code uses the Adafruit PDC8544 LCD library 

关于嵌入式开发的北航讲义-on the development of embedded Northern notes

基于minigui的软键盘设计的相关资料，包括一些源代码和网页以及pdf文档-Based on the soft keyboard design minigui relevant information, including some source code and web pages and pdf documents

linux2.6.11.6drivers_net_arm_ep93xx_eth_c

说明： 1. DL1MS: 延时1ms 子程序, DL01MS : 延时0.1ms 子程序 2. MOV R0,#80H 红外接收的数据的地址 80H~8DH 3. SHOW_RFCODE 在LCD上显示红外接收的数据(演示用） 4. 在中断中建立红外接收数据标记，在主程序中调用RF_JS-Note: 1. DL1MS: Subroutine 1ms delay, DL01MS: Subroutine 0.1ms latency 2. MOV R0,# 80H infrared receiver data address 80H ~ 8DH3. SHOW_RFCODE in LCD display infrared receiver of the data ( demonstration using) 4. in the interruption of infrared receiver to create a data marker, in the main program call RF_JS