协调器源代码

针对ARM优化过的FFT算法。其中20点，64点，80点的FFT算法。笔者试着加入了256点的FFT -for ARM optimized FFT algorithm off. 20 points, 64 points, 80 points of the FFT algorithm. I tried to join the 256-point FFT

ALTER的CPLD/FPGA配置芯片的手册，很有用的-ALTER the CPLD/FPGA chip configuration manual, very useful

uboot代码详细分析，u-boot-1.1.6之cpu/arm920t/start.s分析........................................................................................... 2  u-boot中.lds 连接脚本文件的分析...................................................................................................12  分享一篇我总结的uboot学习笔记（转）.....................................................................................15  U-BOOT内存布局及启动过程浅析...................................................................................................22  u-boot中的命令实现.......................................................................................................................... 25  U-BOOT环境变量实现......................

小区可视对讲键盘检测程序.利用pt6964芯片.-Area visual intercom keyboard testing procedures. Pt6964 chips use.

stm32f103zet6单片机读写sd卡例程，包含fat32文件系统，亲测可用

这是本人以前用C51做的TCP/IP协议,也是借鉴了一些前辈的东西,,,,绝对可用!-this is my previously C51 do TCP/IP protocol, as well as from some older things,, absolutely available!

开关电源的效率的分析，大家在设计嵌入式硬件电路时参考-The analysis of the efficiency of switching power supplies, everyone in the design of embedded hardware circuit reference

vb与PLC的通讯程序 vb与PLC的通讯程序-vb communication with the PLC program vb communication with the PLC program

一个可以立即使用的嵌入式操作系统，已经在应用很稳定。具备实时性，支持设备扩充编程-an immediate use of embedded operating systems, the application has been very stable. With real-time, support equipment to expand programming

一份很好的ARM开发原理图，为STR710，ARM7 很好用-a very good development of the ARM diagram for the STR710, ARM7 good use