蜂鸣器响 改变蜂鸣器的频率，通过改变延时时间 蜂鸣器的时间要是是靠延时来完成的...

LT_1B msp430开发板例子程序－UART_U1152-LT_1B msp430开发板例子程序－UART_U115200

sed1335液晶显示控制器应用技术资料，应用广泛，必备工具。-sed1335 LCD controller information technology, widespread use, essential tools.

一种基于KA3525的单片机辅助PWM控制电源电路,设计了一种基于该电流型PWM控制芯片、单片机辅助、实现输出电压可调的稳压电源电路-KA3525-based PWM control of single-chip auxiliary power circuit design based on the current-mode PWM control chip, single-chip support, to achieve an output voltage adjustable regulated power supply circuit

这是单片机编程的一些资料，让大家一起看看吧-MCU programming information, so we take a look at it

80152单片机实现HDLC协议的应用，对实现文档做了详细的说明，对开发学习机制有很大的帮助。

基于FREESCALE单片机9S08DZ60的LIN主节点的应用层源代码.LIN是通过UART串口来实现的.-Based on Freescale

CS8900，驱动代码。适合S3C2410开发板用。-CS8900, driver code. S3C2410 development board for use.

关于51单片机的ucos-II操作系统移植论文，详细介绍简单操作系统的移植硬件知识和CPU结构知识及单片机软件编程技巧-About 51 MCU ucos-II operating system migration papers, details of a simple migration of hardware, operating system, CPU structure of knowledge and the knowledge and SCM software programming skills

这是一个ZLG7289的读键盘程序，源码调试通过，绝对好用-This is a read keyboard ZLG7289 procedures, debugging source code is passed, the absolute ease of use

ATMEL公司的AT89系列单片机的资料，不用我多说了吧：）-ATMEL"s AT89 Series MCU information, I need not say it :)