用51单片机做拉幕式时钟显示，有设计方案，原理图以及源代码...

ADE7758的相关程序，包括对ADE7758的读写，以及校准程序-ADE7758 related procedures, including reading and writing on the ADE7758, and the calibration procedure

网线测试仪程序，可测试网线长度（300M内），排序，用脉冲反波测试，时间*速度=距离的原理。-Cable tester program to test cable length (300M) with sorting, using anti-wave test pulse, time* speed = distance principle.

红外遥控解码程序，NEC标准均可用，已经可以在很多机种上得到应用-IR

本文详细介绍了4×4矩阵式键盘识别技术，内含详细的电路图和C51源代码。-This paper describes a 4 × 4 matrix keyboard recognition technology, and contains detailed schematics and source code C51.

一个VB编写的，控制激光传感器测平面度的自动程序-VB prepared by a control laser sensor automatic flatness measurement procedures

c8051F020 液晶显示的程序 也许有用-c8051F020 LCD procedures would be useful

Proteus

51单片机实用子程序 里面有很多单字节,多字节和定点浮点数的运算子程序,初学者可以看,还不错我也是从其它网上找的. -51 SCM utility subroutine There are so many single-byte, multibyte, and fixed-point floating-point arithmetic subroutines, beginners can look, well I am also looking for from the other online.

陵阳61单片机的计数测速程序， 按照双叶螺旋桨遮光计算，外部中断触发，SPI-led显示，定时器控制0.5秒更新，基于unSp IDE 2.0-61 Singlechip陵阳count velocimetry procedures, in accordance with the propeller futaba shading, the external interrupt trigger, SPI-led shows that 0.5 seconds timer control to update, based on the unSp IDE 2.0

这是atmel公司的89C51SND1C的mp3源程序，flash用的是dataflash，支持fat16/32文件系统-This is the source 89C51SND1C mp3, flash is used dataflash, file system support Acronis