I2S总线规范

STM32串口调试代码，使用串口3重映射，KEIL调试通过，竟然忘了开映射时钟，导致多花了好多时间，这样能为遇到同样问题的朋友节省时间了。

uclinux讲座之（三）.rar-Basis (3). Rar

基于AT91SAM7SE512cpu的flash访问例子，开发工具是IAR4_31A-Visit the flash-based AT91SAM7SE512cpu example, development tools is IAR4_31A

描述在嵌入式系统设计时,软件和硬件设计的相互统一的方法,有一定的参考价值-described in embedded system design, software and hardware design mutually integrated approaches, there is a certain reference value

arm9-AT91RM9200开发板调试程序AT91RM9200-BasicUHP方面的代码，可以直接编译测试．-arm9- AT91RM9200 development board debugging procedures AT91RM9200-Bas icUHP the code can be directly translated tests.

关于周立公USB试验的改进程序，实现了文件的读写，并且将读文件在写道U盘-Zhou USB test on the public improvement process, the realization of the document to read and write, and read documents, wrote U disk

编写ARM裸机汇编代码，实现点亮试验箱中的LED灯，并让其交替的亮与灭

s3c2440的启动代码，最小系统启动机制-s3c2440 the startup code, the smallest system to activate the mechanism

稳定的单片机键盘程序，支持长按，连击等操作！-Stable MCU Keyboard Program