SD卡驱动 SD_CARD_TIMEOUT 当一个SD卡的操作超出时限，将导致返回错误和该标记被置位 SD_CARD_EXIST 当卡槽内插入了合适...

在Power-I 51 Mini开发板上，基于89C51单片机开发的数字音乐盒，可以实现上一首下一首，播放，暂停，停止，的按键功能，并有数码显示时间，开机画面和曲号。-in the Power- I 51 Mini development board. 89 C51 microcontroller based on the development of the digital music player, can be achieved on the first one the next broadcast, suspension, stop, The function keys and a digital display, startup screen, and song.

用89C2051实现AD转换的C51程序-with 89C2051 AD conversion procedures C51

一个单片机学习的网站-a microcontroller learning website

周立功公司推广的一个小型实时嵌入式操作系统，适合在51或AVR等单片机上使用。压缩包里包括系统源代码和一个在51下移植的例子。在KEILC51下开发-weeks meritorious promotion company of a small real-time embedded operating system, for the other 51 or AVR microcontroller use. Compression bundle including system source code and the next one in 51 transplant examples. Under development in KEILC51

STC单片机说明,与传统51比较,方便替代习惯于传统51的编程-STC Singlechip shows that compared with the traditional 51 to facilitate alternative programming accustomed to the traditional 51

该程序为t6963控制器的c语言驱动程序，内有proteus的模拟仿真图形，是单片机学习的好例程！-procedures for the t6963 Controller c language driver, proteus within the simulation, graphics, SCM is a good learning routines!

做的一个FFT算法原程序与大家共享，内有较祥细的说明-do an FFT algorithm for the original procedures and share, compared with a wound Note

FFT子程序，用于AVR单片机上，为7级128点的FFT-FFT Subroutine for AVR Single Chip, for the seven 128-point FFT

I2C总线存储器24c02驱动程序（KEIL）-memory 24c02 I2C Bus Driver (KEIL)

2.0TFT屏S6D0118driver的驱动程序及其点屏的资料-2.0TFT screen S6D0118driver driver information screen and the point