利用mega128控制由L298和L297构成的驱动板，驱动步进电机

非常方便使用的ds1302程序。使用时，只需调用5个函数，即可完成1302的初始化，读写等-Ds1302 is very easy to use program. Use, simply call the 5 function, 1302 to complete the initialization, reading and writing, etc.

多年工作有关PCB绘图的总结，适合初学者学习-Years of work-related summary graphics PCB, suitable for beginners to learn

NTC电阻.pdf NTC电阻.pdf-NTC resistor. Pdf NTC resistor. Pdf

430单片机的部分源代码，读者可以适当的下载，自己看着办。-430 single-chip part of the source code, readers can download the appropriate,看着办own.

虽然很多人都知道FFT是什么，可以用来做什么，怎么去做，但是却不知道FFT之后的结果是什意思、如何决定要使用多少点来做FFT。-Although a lot of people know what is the FFT can be used to what to do, how to do, but do not know the results after the FFT is a very mean, how to decide how many points do want to use FFT.

acm poj_1001源码1001Exponentiation_9.23.c-acm poj_10011001Exponentiation_9.23.cpp

ds18b20显示程序，用数码管显示，能测0到99度的温度-DS18B20 display program with digital display, can be measured 0-99 degrees C temperature

Motorola公司单片机MC68HC908实现PWM功能的实例程序,C语言在Code Warrier集成环境中编写。-MC68HC908 PWM function of the sample program, C language in the Code Warrier prepared integrated environment.

热敏打印机AT指令，相对比较全，是开发人员参考的宝贵资料。-Thermal printer AT commands are relatively wide, a developer reference to valuable information.

2401_Quick_Dev无线模块的源代码_source code for AVR 8515-2401_Quick_Dev wireless module