单片机音乐编程源码。

数字频率合成器DDS9851控制系统的单片机源代码，键盘输入频率，液晶显示，并实时输出所需频率，该系统可选择输出方波和正弦波。-Digital Frequency Synthesizer Singlechip DDS9851 control system source code, keyboard input frequency, liquid crystal display, and real-time output frequency required, the system can choose the output square wave and sine wave.

压缩包内有DS18B20和AT89C51实现的温度采集器的仿真电路和源程序代码,并有LED显示当前采集温度.内附DS18B20的中文资料.-Compression packages have DS18B20 and realize AT89C51 temperature collector circuit and the simulation source code, and have LED displays the current temperature acquisition. DS18B20 containing the Chinese information.

2004计算机专业单片机微型打印机接口-2004 computer professional SCM Micro Printer interface

AT89C51SND1C是AT89C51核心的处理器，包含一个MP3解码器，完全兼容8051的Keil C51编译环境，适合8051使用者的MP3解码应用。-AT89C51SND1C is AT89C51 core processors, includes an MP3 decoder, 8051 is fully compatible with the Keil C51 compiler environment 8051 suitable for user

用于实现对液晶进行显示控制以及对键盘进行扫描识别，同时完成数据传输-used to achieve for the LCD display and control of the keyboard scan identification, complete data transmission

虽然很多人都知道FFT是什么，可以用来做什么，怎么去做，但是却不知道FFT之后的结果是什意思、如何决定要使用多少点来做FFT。-Although a lot of people know what is the FFT can be used to what to do, how to do, but do not know the results after the FFT is a very mean, how to decide how many points do want to use FFT.

本代马是以AVR系列单片机为硬件，开发环境采用ICCAVR，用软件模拟I2C总线-this generation is MCUs for hardware, using ICCAVR development environment with software simulation I2C Bus

本文件是单片机开发板STK500的使用说明，与大家共享-The present document is a single chip using the STK500 development board that share

相关富士通单片机实用资料-Fujitsu MCU related practical information

使用W77e58读写PCF8563时钟芯片，包含所有的子函数，均可以直接使用。-Use W77e58 literacy PCF8563 clock chip that contains all of the subroutine, can be used directly.