89lp51rd2 七段显示器的接口

PWM输出实验，熟悉PWDM模块的基本原理及应用，使用PWDM6输出一个固定占空比的单边沿控制PWM信号，通过滤波电路实现DAC转换 EasyARM2200 平台，ADS1.2开发环境-PWM output experiment, familiar with the basic principles of PWDM modules and applications, the use of a fixed duty cycle output PWDM6 single-edge PWM control signal, through the filter circuit EasyARM2200 realize DAC conversion platform, ADS1.2 Development Environment

应用背景STM32F10是程序员做的基于C语言的许多应用好板。关键技术使用SDIO FATFS /板STM32F10到SD / MMC卡之间的通信

RDC R2886 USB Ehci ohc测试源码,paradigm c++上运行测试，可用rs232在Hyper Terminal上测试-RDC R2886 USB Ehci ohc test source, paradigm c++ Run tests, RS232 can be used in the Hyper Terminal test

isd4002 分段录音 每录完一段，址加一，再录第二段，录完为止 4004和4002编程有一定区别-isd4002

多种CRC的算法解释和原理分析，并有原程序。可以在通讯和文件加密中使用-CRC algorithm multiple interpretations and principles of analysis, and the original procedure. The communications and the use of file encryption

SRAM Controller For Altera SOPC Builder and NIOS on DE2 kit board

这是通讯接口实验《8255A原理实验》的原理程序，适合于那些上嵌入式系统、通信、计算机专业的人-This is the communication interface experiment, "8255A principle experiment," the principle procedures, suitable for those on embedded systems, communications, computer specialists in the

应用背景本例程序经过一个月的验证和调试，先已经很稳定，能够实现无霍尔有霍尔模式运转，和30度延时换相，脉宽调速等，并且里面还带详细的原理图和学习资料，很适合初学者学习使用。关键技术能够实现无霍尔有霍尔模式运转和30度延时换相脉宽调速，运行很稳定，可用于家电类的电机控制等等。

实例仿真原理图和结果，产生方波信号的整个过程-Schematic and simulation results, square-wave signals generated throughout the process

单片机实验板完整资料（PCB），包括PCB原理图、单片机技术基础教程与实践书的实验电路板、STC89C51安装图、89S51实验板的一些说明。介绍详细，适合初学者。-Complete information Microcontroller Experiment board (PCB), including the PCB schematics, single-chip microcomputer-based tutorial and practice test book, circuit boards, STC89C51 installation diagram, 89S51 experiment board some of the instructions. Describes in detail, suitable for beginners.