本程序是一个4*4键盘扫描程序. 可以用于初学者对于单片机的开发....

本程序可以利用74164串入并出芯片在七段共阴数码管上依次点亮0至9十个数字.. PA0....数据 PA1.....CP PA2.....是位选 在ATMEGA644P上调试通过-This procedure can be used to string 74,164 and a total of a chip in the seventh followed by vaginal digital tube light figures 0-9 10 .. PA0 .... data PA1 ..... CP PA2 ..... is selected through ATMEGA644P debugging

用C51I/O口来驱动两个四位数码管，并且可消隐，降低功耗。-With the C51I/O port to drive the two four digits

采用DDS 技术实现了基于DSP 的模拟调制实验模块。包括系统的硬件和软件设计,模拟调制原理,DSP实现模拟调制的方法,同时采用单象限正弦波形存储器结构对DDS 模块进行了改进,提高调制器的性能。-DDS technology using DSP-based implementation of the experimental module Analog modulation. Including system hardware and software design, analog modulation principle, DSP Analog modulation methods of implementation, while a single-quadrant sine wave-shaped structure of the DDS memory module has been improved to enhance the performance of modulator.

简易文件系统，支持ATA SD MMC等-Simple file system, support for ATA SD MMC, etc.

demo程序及开发板-demo procedures and development board

ARM程序，CM12864液晶显示屏程序，相信很多人需要吧，在LPC2103上测试通过。-ARM program, CM12864 LCD process, I believe many people need it, in the LPC2103 on the test.

51系列单片机实验课程：串口 （通过计算机与试验箱相连，互相收发信息）-51 Series single-chip experimental curriculum: serial (through the computer and the chamber connected to each other to send and receive information)

基于盛群单片机HT46R24的来电显示系统，可以修改端口为8051系列单片机，已添加了注释。有LCD显示模块，I2C存储模块，-Holtek HT46R24 Single Chip Based on the caller ID systems, can modify the port for the 8051 Series single-chip microcomputer has been added to the Notes. Has LCD display module, I2C memory modules,

此程序针对C8051F124，使用定时器3中断，用于点亮绿色小灯。-This program flashes the green LED used C8051F124 // using the interrupt handler for Timer3.

以比较匹配A达到时交替输出高低电平及写入其维持 时间常数之方法实现脉宽调制输出-to compare A match reached the turn at the high output and low-level maintenance time into their methods to achieve constant PWM Output