IAR例子，里面是一个完整的四位LCD液晶显示例子。

简易电子琴的设计 一、 设计题目： 设计一简易电子琴，要求能够发出1、2、3、4、5、6、7等七个音符。 使用元件：AT89C51、LM324，喇叭，按键等 二、 设计目的 （1）能够对电子电路、电子元器件、印制电路板等方面的知识有进一步的认识，独立对其进行测试与检查。 （2）熟悉8051单片机的内部结构和功能，合理使用其内部寄存器，能够完成相关软件编程设计工作。 （3）为实现预期功能，能够对系统进行快速的调试，并能够对出现的功能故障进行分析，及时修改相关软硬件。 （4）对软件编程、排错调试、焊接技术、相关仪器设备的使用技能等方面得到较全面的锻炼和提高。-simple design of a flower, a design : a simple flower design, request, sent seven notes. Use Element : AT89C51, LM324, speakers, such as two keys, designed (a) to be able to electronic circuits, electronic components, such as printed circuit boards with the knowledge to further understanding of its independent testing and inspection. (2) familiar with the 8051"s internal structure and function and the rational use of its internal registers can be completed software programming design work. (3) To achieve the desired functionality, the system can quickly debugging, and the right to function failure analysis, the timely revision of the related hardware and software. (4) The right software programming, debugg

利用５１单片机做的一个电子时钟，用１６０２显示，已经实现．-51 Singlechip done using an electronic clock, with 1602 show that has been achieved.

SD card control protocol... 113 seit, for memory card controlling.

TINI平台可提供设计IP网络继电器所 需的TCP/IP栈和本地控制,Java运行环境可以大大降低设计-TINI platform will provide IP network design needed to relay the TCP/IP stack and local control, the Java runtime environment can greatly reduce design

LM12864LDC 应用程序，包含驱动和最基本的功能实现-LM12864LDC applications, including drive and realize the most basic function

Giao trinh CCAN tieng viet

AVR309-USB 到 UART 协议转换程序。-AVR309-USB to UART protocol conversion process

51单片机控制LCD驱动芯片T6963C驱动程序，点亮液晶屏，指定位置显示文字和图片，已通过测试-51 SCM control LCD Driver IC T6963C driver lit LCD screen, specify the location of display text and pictures, has been tested

用C语言编写的PIC单片机一些例程源代码，很有参考价值。-C language prepared by the PIC source code of some routines, great reference value.

基于MPX4105的数字气压计，用单片机控制，希望大家喜欢！-MPX4105 figures based on the barometer, using single-chip control, I hope everyone likes!