直流电机的闭环控制c51 原代码，编译通过。-Motor closed-loop control decoder source code, compile.

c8051f021单片机资料-c8051f021

51mcu demo 应用于avr单片甲-51mcu demo applies to a single-chip avr

Keil C51微处理器开发工具使用指南-Keil C51 microprocessor development tools Guide

万年历的完整算法:1900~2100 它首先计算出对应阳历月第一天对应是星期几，然后根据数据压缩算法确定， 确定对应的阴历日期； 而阴历节气，则有条件规律算法实现 这个万年历包括 阳历 阴历 星期对照 阴历 天干地支 生肖 -calendar integrity algorithm : 1900-2100 its first calculation of the corresponding solar calendar counterpart on the first day of the week. according to data compression algorithm to determine the date corresponding to the lunar calendar; and the cycle of the lunar calendar, it conditional law algorithm to achieve this calendar week including solar control the lunar calendar the Year of the lunar calendar Thus

一个数据库引擎,可以创建和读写DBF格式的数据库文件-A database engine, you can create and read and write DBF database file format

MEGA8做的USB下载线(AVR/51),能下载ATMega系列S51/S52单片机,包括PCB图-MEGA8 make the USB download cable (AVR/51), can be downloaded S51/S52 ATmega series microcontroller, including the PCB diagram

Documents and SettingsAdministrator桌面wangluojiaoxuesheji.rar-Documents and Settings Administrator Desktop wangluojiaoxuesheji.rar

优点：中断中只做很少的事情，通常我是在接收中断中post一个信号量，触发别的任务读数据-Advantages: only a small interruption in the things I usually post in the receiving a signal interruption in the amount of time to trigger other mission data

nrf24l01的中文说明文档，方便开发-chinese documents of NRF24L01，provide convenience for development