此程序是利用51单片机，控制蜂鸣器接口高低电平，让其发出歌声。...

设计要求 1）. 抢答器同时供 8名选手或 8个代表队比赛，分别用 8 个按钮 S0 ~ S7 表示。 2）. 设置一个系统清除和抢答控制开关 S，该开关由主持人控制。 -sfjsdhafjhsadjkfhadjskffjksdfhjsdfdfsdfdsafdsfdsfdsfdsfdsf

80C52参考频率计程序，包含中断和定时器典型应用代码段-Reference 80C52 Cymometer procedures, including suspension and timer typical application code segment

msp430f169 timerA操作 430单片机有丰富的外围模块其中timerA可以工作在捕获,比较模式-430 single-chip operation msp430f169 timerA has rich timerA external module which can work in the capture, compare mode

基于ISD4004 的录音系统。该设计通过对ISD4004 语音芯片的介绍,使读者熟悉了1SD4004 的基本应用。同时给出了单片机控制下的硬件电路和软件设计,使读者对系统有一个详细的了解。-ISD4004-based recording system. The design through the introduction of the ISD4004 voice chip so that readers familiar with the basic application 1SD4004. At the same time, given under the control of a single-chip hardware circuit and software design, so that readers on the system has a detailed understanding.

华为、上海贝尔、台湾神达电脑的电路板PCB布线的规范，对跨入电路板硬件设计领域是一个捷径，养成良好的布局布线习惯将受益无穷啊，三家公司的布线规范供你参考-Huawei, Shanghai Bell, Taiwan Mitac computer circuit board PCB routing rules, on the threshold of the circuit board hardware design area is a shortcut, to develop good habits will benefit from placement and routing infinite ah, the three companies wiring specification for your reference

单片机C语言程序设计教程与实训源代码及图片 单片机C语言程序设计教程与实训源代码及图片-Single-chip C programming language tutorial with source code and Training Photos Single-chip C programming language tutorial with source code and Training Photos

双龙电子的ICC AVR例程源码，写的比较简单容易懂，对初学者比较好。也可以参考。里面附带IIC，1602，UART等例子-Ssangyong Electronics ICC AVR routine source code, written in relatively simple and easy to understand for beginners better. Also can refer to. Inside with IIC, 1602, UART, etc. Examples of

单片机关于静态液晶显示的小程序，大家看看吧，说不定有用-Single-chip liquid crystal display on the static small program, let us look at it, maybe useful

上传资料的详细功能、包含内容说明,关于16877单片机的使用-Upload a detailed features, including the content description, with regard to the use of microcontroller 16877

单片机控制的步进电机系统，包含keil51仿真和DXP原理图。-Single-chip stepper motor control system, including simulation and keil51 schematic DXP.