单斜率模拟数字（ A / D转换）演示代码

一个用汇编编写的51单片机发声程序,内嵌一首简单歌曲"八月桂花香"。-Used to prepare a compilation of 51 single-chip voice procedures, embedded in a simple song

1602的程序，写的很规则，希望对大家有帮助，是电脑里存了很久的，曾经自己写的-1602 procedures, the rules are written, in the hope that we help keep the computer for a long time, and have written their own

脉冲发生测试.此程序为AD9850（DDS）直接数字频率合成器C语言源码。用125M的有源晶振，频率无失真输出可达到40M。-Impulse test. This procedure for the AD9850 (DDS) Direct Digital Frequency Synthesizer C language source code. With 125M active crystal, the frequency output can be achieved without distortion 40M.

一个简单的利用查表法的反正切和正、余弦函数，在处理速度不快的单片机编程中，这是一个使用的方法。-The use of a simple arctangent look-up table method and positive, cosine function, the processing speed of microcontroller programming unpleasant, this is a method used.

该程序可实现人机的交流，有键盘、显示、打印机-The program can realize man-machine communication, has a keyboard, display, printer

pc与51单片机的快速串行通信程序。开发环境KeilC-pc with 51 single-chip fast serial communication program. Development environment KeilC

本文件提供了关于ATMEGA16A的SPI的硬件结构及其使用代码，同时，本文件也适用与ATMEGA16及ATMEGA16L-This document provides information on the SPI hardware ATMEGA16A structure and the use of code, at the same time, this document also applies with ATMEGA16 and ATMEGA16L

时钟芯片DS1302及其在数据记录中的应用-Clock chip DS1302 and its application in the data record

3 phase motor driver source code with freescale MCU

单片机讲义-Singlechip handouts