快速傅立叶变换！完成时间

T9 Text Input You can use this source code for input T9 Text Input(English)

飞思卡尔单片机MC9SDG128B的计数器源程序，用于速度测量中脉冲个数统计，可以实现速度测量，路程测量等。-Freescale" s single-chip counters MC9SDG128B source for the pulse velocity measurement in the number of statistics, can achieve the speed measurement, distance measurement.

128x64点阵液晶屏驱动，KeilC51编写-128X64 dot matrix LCD driver, KeilC51 prepared

指纹通讯模块程序，该模块以ATMEL公司的89s52为单片机与指纹模块进行数据通讯，以面向门禁或考勤等应用-Fingerprint procedures for communication module, the module to ATMEL Corporation 89s52 for single-chip modules and fingerprint data communication-oriented applications such as access control or attendance

C51编制的51单片机DA程序，适用于初学者参考。-C51 prepared by 51 MCU DA procedures to apply to advanced users.

民航二所单片机驱动开发-CAD 2 Microprocessor Development

rc522原厂完整资料,包括源码,工程文件-rc522 original integrity of the information, including source code, project file

使用软件仿真usb接口的一个程序,十分精炼,要求计算每一个指令的运行时间,很值得品味-use software simulation usb interface of a procedure is very refined, request instructions for each one of the running time, is worth taste

在AVR单片机下通过USART实现串口通讯，里面包含有其配置及源码。-In the AVR microcontroller achieved through USART serial communication, which contains its configuration and source code.

直流电机的开环控制c51远代码，调试通过，放心使用。-DC motor control of open-loop far decoder code debugging through reassured use.