app atmel at91

说明：  FFT正变换和逆变换，了解FFT变换的实质(FFT transform and inverse transform is to understand the substance of FFT transform)

用控制台实现了经典的数据结构B树，可以通过测试文件.txt加载已有的B树，有插入，删除，查找的功能，加深对数据结构的理解。(Using the console to achieve the classic B tree data structure, you can pass the test document. Txt already loaded B-tree, there are insert, delete, search functions, to deepen understanding of the data structure.)

一个初级程序文档，按照这个做，你很快就能摆脱菜鸟哦(A primary program documentation, according to this so quickly you can get rid of rookie Oh)

这是英飞凌XMC1300低压电机套件的测试源代码，是其开发板的配套测试程序。(This is a test of infineon XMC1300 low-voltage motor suite source code, is its development board supporting the test program.)

说明：  本资源是BlueZ Bluetooth Stack for LINUX,包含bluefw hcidump hciemu kern(This resource is BlueZ Bluetooth Stack for LINUX, containing bluefw hcidump hciemu kern)

可用于单片机的温控PID算法，精准到0.1℃(Temperature control PID algorithm for single chip microcomputer)

简单的232-485通信程序！主要是串口跟485之间的通信，起到发送接收然后再另一边显示的功能！(Simple 232-485 communication program!)

说明：  基于stm32 实现lora模块透传，可以利用lora实现长距离通信(Transmitting Lora module based on stm32)

手机上经常看到的河内塔的游戏，大学空闲之时使用C 实现，现在发出来和大家共享(Cell phone tower in Hanoi, often see the game, the University of idle time when the use of C to achieve, and now to come and share issue)

话费语音查询及点歌软件 电信商用,通过电话查询话费,还可以点歌,本版只支持东进语音卡(Telephone fee voice inquiry and song-ordering software telecommunications business, telephone call inquiry fee, but also can order songs, this version only supports Dongjin voice card)