基于STC89C52单片机的3音阶电子琴 带自动播放

SD卡资料大全，在网上找了好久的，供大家开发SD卡查询。-SD card Sourcebook, the Internet looking for a long time, and for all to develop SD card queries.

mathacad laboratore usings sdk

这是关于DS18B20的读写程序,数据脚P2.2,晶振12MHZ 温度传感器18B20汇编程序,采用器件默认的12位转化,最大转化时间750微秒 显示温度00到99度,很准确哦~~无需校正!-DS18B20 on literacy, data P2.2 feet, 12MHZ crystal temperature sensor 18B20 assembler, using the default device into 12, the largest 750 microsecond conversion time show that the temperature from 00 to 99 degrees, very accurate ~ ~ Oh, no correction!

学习C51时写的数码灯程序,提供给刚学单片机程序的朋友参考-When learning to write C51 digital light process, available to just school friends Singlechip procedure reference

基于DS1820温度传感器,单片机控制的单线多路温度检测-Based on the DS1820 temperature sensor, single-chip microcomputer-controlled one-way multi-channel temperature detection

mega8数码管电子钟程序，用32768晶振，很准确。-mega8 electronic clock.

二进制小数转为十进制BCD码的汇编程序，结果保留四位并在七段数码管上输出-decimal to binary decimal BCD compilation procedures, and results in four reservations in paragraph 107 digital output tube

HITECHPICC 在picc 下的函数调用 好好的-PICC HITECHPICC in function call under the good