8051 Serial I/O Routines Ring buffered, interrupt

c8051f020实现4个　产UART　口-C8051F020 realize four production UART port

c8051f120电机PCA0测速及PWM调速.rar一个比较有趣的程序,PWM技术很时髦.-c8051f120 Motor and PWM Speed PCA0 velocimetry. rar a more interesting program, PWM technology is very fashionable.

rs485单线程数据通讯程序，KEY键触发能使单片机之间能够通讯-rs485 data communications single-threaded process, KEY key trigger enable communication between the single-chip

一个单片机实验的电子琴程序清单 用汇编语言编成-a microcontroller experimental procedure, the flower inventory into assembly language

又一个LCD1602的例程（主要是最近正在做相关的工作），已经调试通过。-Another LCD1602 routine (mainly related to the work being done recently), have been debugging through.

AVR单片机控制发光二极管的源代码-AVR control LED source code

fet440_wdt_02.s43 - WDT, Toggle P5.1, Interval Overflow ISR, 32kHz ACLK-fet440_wdt_02.s43- WDT, Toggle P5.1, Interval Overflow ISR, 32kHz ACLK

是一个电源芯片的资料!!767d318资料-chip is a power of information! ! 767d318 information

基于AVR单片机mega8的电表的C程序（第二部分，时钟及其他）-Based on the AVR Microcontroller mega8 meter of C procedures (the second part, the clock and others)

基于超声波的测距仪（包括原理图，程序源码与相关调试说明，以及一些参考资料，总之，开发超声波测距仪的一整套资料）-Based on Ultrasonic Range Finder (including schematics, source code and related procedures for debugging instructions, and some reference materials, in short, develop a set of ultrasonic range finder data)