8051 Serial I/O Routines Ring buffered, interrupt

控制步进电机正转，如：p3.2正转,p3.3反转,p3.4停止 步进电机接p1.0p1.1p1.2p1.3，正转，反转各3圈，正反快慢功能，是步进机的经典程序。-Stepper motor control is transferred, such as: p3.2 is transferred, p3.3 inversion, p3.4 stop stepper motor then p1.0p1.1p1.2p1.3, is turn, reversal of the 3 lap, both positive and negative speed function, is a classic step process machine.

在51单片机的P0口连接上LED，通过本程序对LED进行点亮、判断操作，来测试P0口的引脚。-Drive LEDs via P0 port of 51 MCU, to test prot 0.

Ti 公司低功耗RF芯片选型资料.其中有13.56-27MHz,300-1000MHz ,2.4GHz等等芯片选型参考-Ti low-power RF chip companies Selection information. Among them, 13.56-27MHz ,300-1000MHz, 2.4GHz chip, etc. Selection of reference

单片机设计的原理介绍以及仿真比较真的很不错-Single-chip design and simulation introduce the principle of comparison is really very good

利用单片机控制的8255键盘控制实验汇编成序-MCU 8255 using the keyboard to control the experimental sequence was compiled

详细介绍MP3的编码原理,有大量图示,好看就要顶下,-Detail MP3 encoding principle, has a large number of icons, we should look under the roof,

YM12864lcd功能模块，只要做少量的定义可以移植到n多平台-YM12864lcd function modules, as long as the definition of a small amount to do can be transferred to the n multi-platform

16乘2的液晶显示屏演示程序，对于研究液晶屏很有帮助

ah 209型通用读卡器驱动程序源码，ic卡，光电卡，隐形光电卡通用读卡器程序-ah 209-based driver-source general-purpose reader, ic card, photoelectric cards, stealth photoelectric reader program using cartoons

压力传感器PDF文档，开发按摩系统必备资料-Pressure sensors PDF document, essential information on the development of massage system