isd4004语音,我实验过,成功,欢迎下载!

基于KeilC51软件的电子钟设计与制作,论文中有详细的源程序以及对keil的调试介绍。-Based on the electronic bell KeilC51 software design and production, the paper has a detailed source code as well as the introduction keil debugger.

本科毕业设计做的一个东西,用的是AT908515,驱动128*64的LCD,开发环境是ICCAVR6.22.这些代码现在已经在成熟的产品中应用了-Undergraduate Graduation do something, using the AT908515. Drivers 128* 64 LCD, ICCAVR6.22 development environment. these codes are now in a mature application of the product

power ctrl this a power contrl program. you can control you plug in device by com port or ir remote control.

TI TMPS430单片机使用例子，希望对象我一样的初学者有帮助-a sample of using the TMPS430,i hope it will help the new learner as me

用msp4301F122通过led显示年、月、日-Led by msp4301F122 show through the year, month, day

这是一个智能小车的原理图，里面包括红外传感器的收发，液晶显示模块，方波产生模块，单片机控制模块等．-This is a smart diagram of the car, including infrared sensors inside the transceiver, LCD modules, square wave generated modules, SCM control module.

基于MSP430F149单片机的PS/2键盘程序，可以读取普通PC键盘上的按键键值。希望读者已了解PS/2的引脚功能。-MSP430F149 MCU-based PS/2 keyboard procedures, which can be read by an ordinary PC keyboard keys on the keypad. I hope readers understand PS/2 pin functions.

RS-485接口具有较强的抗干扰性，数据传输的距离较远，在一些应用中常常需要把RS-232标准的信号转换为RS-485的标准信号进传输。图中所示电路允许数据在RS-232/RS-485这两个不兼容的串行数据接口间传递。传输速度为480波特时，传输距离可达1750米。图中双RS-232收发器IC1将主机(PC)输出的RS-232电平转换为TTL电平，驱动高速RS-485收发器IC2 的输入，倒相器使IC2、IC3在受到起始位时被激活。-RS-485 trying to lay all the thoroughly bleed at the nose picking up the birthday 扰 fern cavity 强 ， Chu Huai basin cavity beat escapement for the birthday candle远Now ， Which instance, using Beckmannia中

仅供参考 仅供参考-only reference is for reference only reference is for reference only