本例采用89C52, 晶振为11.0592MHZ，关于如何编制音乐代码, 其实十分简单,各位可以看以下代码.频率常数即音乐术语中的音调,而节拍常数即音乐术语中的

8051F040的EEPROM程序，中断实现功能，可以移植到项目中。-8051F040 the EEPROM procedures, interruption of the realization of functions, can be transferred to the project.

51自制编译器。本资料免费提供，但作者仍保留版权，未经本人允许，请勿随意传播。任何人可以研究本资料的源程序及电路图以学习本编程器的制作思路，但不可以任意改造并用于商业用途。否则作者将会追究其责任。各位同仁请自觉遵守。-51 homemade compiler. This information is free, but the author retains the copyright, without my permission, do not circulate freely. Any person can examine the source of the information and to learning the circuit for the production of programming ideas, but not arbitrary transformation and for commercial purposes. Otherwise, the author will be held accountable. Colleagues invite you consciously observe.

一种采用CYPRESS的PSOC混合信号控制其系列的智能型充电器设计方案，可支持多种电池理性，根据电池充电曲线进行调整，开发IDE为CYPRESS的PSOC Designer，硬件为PSOC。-use of a PSOC mixed-signal control of its series of smart charger design that can support multiple battery rational, battery charging curve adjustment, IDE for the development of the PSOC Designer CYPRESS, hardware PSOC.

Simple AVR impulse generator

单片机控制减速电机，红外循迹，壁障，运水，08年黑龙江电子大赛题目-Single-chip motor deceleration control, infrared tracking, barrier, transport, water, Heilongjiang in 2008 e-Competition Title

AVR开发板 C实现 液晶 can总线控制及其他外围电路源代码-AVR Development Board LCD can achieve C bus control, and other peripheral circuits source code

320x240图形液晶驱动程序。经验证可以使用-320x240 graphic LCD driver. Certified can use the

DS12887A是Dallas公司的一款内置电池的时钟芯片。该程序基于GCC，实现了对DS12877A的操作，包括启动，调整，读取，设置时间的操作，还带万年历哦。-DS12887A is Dallas

HT1622驱动程序，可以用于驱动液晶显示-HT1622 driver, can be used to drive liquid crystal display

请将下载的2个插件内容拷贝到uVision 的安装目录下的 KeilC51BIN 中 2. 修改 Tool.ini, 此文件位于 uVision 的安装目录 keil 下. 请将下面的内容 添加到 [C51] 部分的后面. AGSI1=ledkey.dll ("ledkey") AGSI2=simboard.dll ("simboard") 3. 重启uVsion. 进入Debug 模式, 打开菜单Peripheral, 发现增加了2项 分别是键盘LED仿真板，51实验仿真板。-Please download the contents of two plug-ins are copied to the installation directory uVision under KeilC51BIN 2. Modify Tool.ini, this file is located in the installation directory uVision under keil. Please Add the following line to [C51] part of the back. AGSI1 = ledkey.dll (ledkey) AGSI2 = simboard.dll (simboard) 3. Reset uVsion. entered the Debug mode, open the menu Peripheral, found an increase of 2 are keyboard LED emulation board, emulation board 51 experiments.