由4X4组成16个按钮矩阵，设计成16个音。 可随意弹奏想要表达的音乐。...

51单片机控制的红外遥控的接收部分的程序，可实现解调、解码和现实的功能，很实用！-51 MCU controlled by infrared remote control receiver part of the process, can be realized demodulation, decoding and realistic features, very practical!

很好的用io口模拟串口的程序，内带仿真文件，可随意修改，已经在产品中应用，可放心使用。-Io mouth with a very good simulation of serial procedures, within the simulation with documents, can be freely modified, has been applied in the product can be assured that use.

程控增益线性脉冲放大器的设计。 设计了一种新型程控增益线性脉冲放大器。采用准高斯CR2RC2CR 成形电路结构,使用非易失性数字电位器和精密运放,使电路结构大大简化,抗干扰能力强,增益多级连续变化平稳,且具有温漂低、脉冲线性好等特点-Programmable gain linear pulse amplifier design. Design a new type of programmable gain linear pulse amplifier. Using quasi-Gaussian CR2RC2CR forming circuit structure, the use of non-volatile digital potentiometers and precision operational amplifier, so that greatly simplify the circuit structure, anti-jamming, multi-stage continuously variable gain stable, and has a low drift, pulse linear good characteristics

lcd display -lcd display

本文档提供了用C语言写的单片机滤波算法，因为单片机尽管不擅长实现算法和进行复杂的运算，但在一些特定的场合，如实时动态测量等应用上还是要实现一定的滤波算法。-This document provides the use of C language written in single-chip filtering algorithm, because the realization of single-chip, while not good at algorithms and complex calculations, but in some specific occasions, such as real-time dynamic measurement applications or to achieve a certain degree of filtering algorithm.

ST736单片机，驱动液晶芯片HT1623-ST736 MCU, LCD driver chip HT1623

：章介绍了数据采集系统中STC12系列单片机与PC机之间的串行通信。设计了sTc12c2052AD 与 MAX232的硬件电路，使用汇编语言编程，设置了串行1：7的工作方式，相应的波特率计算方法及特点，发送并接 收数据。单片机从EEPROM 中读取数据，通过R．S-232将其传入PC，并将数据存储在24C02中。-: Chapter introduces data acquisition system STC12 Series MCU and PC serial communication between machines. Designed sTc12c2052AD with MAX232 hardware circuit, the use of assembly language programming, set up the way the work of serial 1:7, the corresponding baud rate calculation method and the characteristics of sending and receiving data. Single-chip EEPROM read data from, by R. S-232 to incoming PC, and data storage in the 24C02.

tcp_ip协议栈的ucos代码，主要用于嵌入式系统开发，已经移植到51系统单片机中，通过keil可进行编译，ucos经过最简化改造！特别推荐-tcp_ip CENTER protocol stack code, mainly for embedded system development, has been ported to 51 SCM system, through c51 can be compiled after the most simplified CENTER transformation! Preferred!

software MPLAB... writing program (coding .c/.h) -software MPLAB... writing program (coding .c/.h)

8051单片机c语言彻底应用-8051 c thoroughly Application Language