LCD12864，多级菜单例子。Keil建立的工程。

直流电机的闭环控制 实验采用89C51，编译环境 Keil C 51-Closed-loop DC motor control experiment using 89C51, compiler environment Keil C 51

usb host读写U盘！-usb host U-reader!

该时钟以24小时制显示时间，并可显示2000年至2049年之间的任何日期及星期，日期与时间经按键可相互切换，可输入8个闹钟时间设置，每个闹钟设置包括响铃的时间（小时与分钟）、对工作日有效还是对周末有效的标志，以及本项设置是否启用的标志等三部分。这8个闹钟设置均保存在EEPROM中，即使掉电也不用重新输入。-The 24-hour clock to display time, and shows from 2000 to 2049 and any date between the weeks, the date and time as may be mutually switch button, enter the eight alarm time settings, each set including the ringing of an alarm clock Duration (hours and minutes), the effective working days or weekends effective road signs, as well as whether or not to enable this setting, such as a symbol of three parts. This 8 alarm settings are stored in EEPROM, even brown-out do not have to re-enter.

基于STC89C52单片机的3音阶电子琴 带自动播放-3 Based on scale SCM STC89C52 Electronic organ with automatic play

modbus的CRC源程序,单片机89S52,汇编语言代码-Modbus CRC source, the microcontroller 89S52, assembly language code

奉献：2812的原理图 [日期：2005-11-29] 来源：侃单片机 作者：etiller [字体：大 中 小]

ads7843触摸屏接口的一种应用设计-ads7843 touch-screen interface design of an application

根据键盘的控制，移动字符串Hello或者华东师范大学,行列键盘的7用于字符串左移,8用于字符串下移，9用于字符串右移，5用于字符串上移。按键每按一下向各自的方向移动一个点阵的位置。-Under the control of the keyboard, move the string Hello, or East China Normal University, the ranks of the keyboard for the string to the left of 7, 8 for string down, 9 for string shifted to right, 5 for the string to move. Click the button for each move to their respective location of a dot matrix.

我编写的基于spce061a的录音机,利用sunplus开发板，可以录20秒语音（4.8kbps） 陈谭 2004 -based spce061a recorders, using sunplus development board, 20 seconds recorded voice (4.8kbps) Mr Tam 2004

单片机c语言源程序 初学者 很有用哦 -SCM c language source code is useful for beginners oh