hadoop-2.7.1-src.tar

器件SN65LBC184手册，便于学习者学习开发！(Device SN65LBC184 manual for ease learners develop!)

基于AT89S52单片机的超声波测距系统设计源代码(Ultrasonic ranging system based on single chip design based on Ultrasonic Ranging System source code source code source code of ultrasonic ranging system based on single chip design)

hc08飞思卡尔单片机上实现ＡＤ转换，已完全调试通过(Freescale HC08 achieve single-chip AD conversion, debugging has been fully adopted)

用于绘制LLC的增益曲线。把这段代码放到Matlab里，运行，就能够绘制出来LLC的增益曲线了。(This code is used to draw the gain curve of the LLC converter.)

说明：  正点原子STM32F103精英板按键输入例程(Punctual Atom STM32F103 Elite Board Key Input Routine)

设计报告和设计方案，相信对参加飞思卡尔竞赛的有帮助。(The design report and design plan are believed to be helpful for participating in the Freescale Competition.)

单片机与上微机通信的汇编语言程序 支持485传输协议，软件用modbus协议编写(SCM and computer communications on the assembly language support, 485 transmission agreement Software modbus connection with the preparation of the agreement)

通过DT1922D控制AT89S52单片机，并且通过单片机自主解码(DT1922D control through single-chip AT89S52, and through their own single-chip decoder)

取N卡温度源码例程，程序结合易语言系统核心支持库，通过调用dll文件得到N卡当前温度的功能。(Take N card temperature source routines, programs combine core system easy language support library dll file obtained by calling the current function of the temperature N card .)

this a keypad matrix applicable for ZDSII